diff --git a/JSON-Schema-Test-Suite/tests/draft4/additionalItems.json b/JSON-Schema-Test-Suite/tests/draft4/additionalItems.json
new file mode 100644
--- /dev/null
+++ b/JSON-Schema-Test-Suite/tests/draft4/additionalItems.json
@@ -0,0 +1,82 @@
+[
+    {
+        "description": "additionalItems as schema",
+        "schema": {
+            "items": [{}],
+            "additionalItems": {"type": "integer"}
+        },
+        "tests": [
+            {
+                "description": "additional items match schema",
+                "data": [ null, 2, 3, 4 ],
+                "valid": true
+            },
+            {
+                "description": "additional items do not match schema",
+                "data": [ null, 2, 3, "foo" ],
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "items is schema, no additionalItems",
+        "schema": {
+            "items": {},
+            "additionalItems": false
+        },
+        "tests": [
+            {
+                "description": "all items match schema",
+                "data": [ 1, 2, 3, 4, 5 ],
+                "valid": true
+            }
+        ]
+    },
+    {
+        "description": "array of items with no additionalItems",
+        "schema": {
+            "items": [{}, {}, {}],
+            "additionalItems": false
+        },
+        "tests": [
+            {
+                "description": "no additional items present",
+                "data": [ 1, 2, 3 ],
+                "valid": true
+            },
+            {
+                "description": "additional items are not permitted",
+                "data": [ 1, 2, 3, 4 ],
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "additionalItems as false without items",
+        "schema": {"additionalItems": false},
+        "tests": [
+            {
+                "description":
+                    "items defaults to empty schema so everything is valid",
+                "data": [ 1, 2, 3, 4, 5 ],
+                "valid": true
+            },
+            {
+                "description": "ignores non-arrays",
+                "data": {"foo" : "bar"},
+                "valid": true
+            }
+        ]
+    },
+    {
+        "description": "additionalItems are allowed by default",
+        "schema": {"items": [{"type": "integer"}]},
+        "tests": [
+            {
+                "description": "only the first item is validated",
+                "data": [1, "foo", false],
+                "valid": true
+            }
+        ]
+    }
+]
diff --git a/JSON-Schema-Test-Suite/tests/draft4/additionalProperties.json b/JSON-Schema-Test-Suite/tests/draft4/additionalProperties.json
new file mode 100644
--- /dev/null
+++ b/JSON-Schema-Test-Suite/tests/draft4/additionalProperties.json
@@ -0,0 +1,88 @@
+[
+    {
+        "description":
+            "additionalProperties being false does not allow other properties",
+        "schema": {
+            "properties": {"foo": {}, "bar": {}},
+            "patternProperties": { "^v": {} },
+            "additionalProperties": false
+        },
+        "tests": [
+            {
+                "description": "no additional properties is valid",
+                "data": {"foo": 1},
+                "valid": true
+            },
+            {
+                "description": "an additional property is invalid",
+                "data": {"foo" : 1, "bar" : 2, "quux" : "boom"},
+                "valid": false
+            },
+            {
+                "description": "ignores non-objects",
+                "data": [1, 2, 3],
+                "valid": true
+            },
+            {
+                "description": "patternProperties are not additional properties",
+                "data": {"foo":1, "vroom": 2},
+                "valid": true
+            }
+        ]
+    },
+    {
+        "description":
+            "additionalProperties allows a schema which should validate",
+        "schema": {
+            "properties": {"foo": {}, "bar": {}},
+            "additionalProperties": {"type": "boolean"}
+        },
+        "tests": [
+            {
+                "description": "no additional properties is valid",
+                "data": {"foo": 1},
+                "valid": true
+            },
+            {
+                "description": "an additional valid property is valid",
+                "data": {"foo" : 1, "bar" : 2, "quux" : true},
+                "valid": true
+            },
+            {
+                "description": "an additional invalid property is invalid",
+                "data": {"foo" : 1, "bar" : 2, "quux" : 12},
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description":
+            "additionalProperties can exist by itself",
+        "schema": {
+            "additionalProperties": {"type": "boolean"}
+        },
+        "tests": [
+            {
+                "description": "an additional valid property is valid",
+                "data": {"foo" : true},
+                "valid": true
+            },
+            {
+                "description": "an additional invalid property is invalid",
+                "data": {"foo" : 1},
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "additionalProperties are allowed by default",
+        "schema": {"properties": {"foo": {}, "bar": {}}},
+        "tests": [
+            {
+                "description": "additional properties are allowed",
+                "data": {"foo": 1, "bar": 2, "quux": true},
+                "valid": true
+            }
+        ]
+    }
+]
diff --git a/JSON-Schema-Test-Suite/tests/draft4/allOf.json b/JSON-Schema-Test-Suite/tests/draft4/allOf.json
new file mode 100644
--- /dev/null
+++ b/JSON-Schema-Test-Suite/tests/draft4/allOf.json
@@ -0,0 +1,112 @@
+[
+    {
+        "description": "allOf",
+        "schema": {
+            "allOf": [
+                {
+                    "properties": {
+                        "bar": {"type": "integer"}
+                    },
+                    "required": ["bar"]
+                },
+                {
+                    "properties": {
+                        "foo": {"type": "string"}
+                    },
+                    "required": ["foo"]
+                }
+            ]
+        },
+        "tests": [
+            {
+                "description": "allOf",
+                "data": {"foo": "baz", "bar": 2},
+                "valid": true
+            },
+            {
+                "description": "mismatch second",
+                "data": {"foo": "baz"},
+                "valid": false
+            },
+            {
+                "description": "mismatch first",
+                "data": {"bar": 2},
+                "valid": false
+            },
+            {
+                "description": "wrong type",
+                "data": {"foo": "baz", "bar": "quux"},
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "allOf with base schema",
+        "schema": {
+            "properties": {"bar": {"type": "integer"}},
+            "required": ["bar"],
+            "allOf" : [
+                {
+                    "properties": {
+                        "foo": {"type": "string"}
+                    },
+                    "required": ["foo"]
+                },
+                {
+                    "properties": {
+                        "baz": {"type": "null"}
+                    },
+                    "required": ["baz"]
+                }
+            ]
+        },
+        "tests": [
+            {
+                "description": "valid",
+                "data": {"foo": "quux", "bar": 2, "baz": null},
+                "valid": true
+            },
+            {
+                "description": "mismatch base schema",
+                "data": {"foo": "quux", "baz": null},
+                "valid": false
+            },
+            {
+                "description": "mismatch first allOf",
+                "data": {"bar": 2, "baz": null},
+                "valid": false
+            },
+            {
+                "description": "mismatch second allOf",
+                "data": {"foo": "quux", "bar": 2},
+                "valid": false
+            },
+            {
+                "description": "mismatch both",
+                "data": {"bar": 2},
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "allOf simple types",
+        "schema": {
+            "allOf": [
+                {"maximum": 30},
+                {"minimum": 20}
+            ]
+        },
+        "tests": [
+            {
+                "description": "valid",
+                "data": 25,
+                "valid": true
+            },
+            {
+                "description": "mismatch one",
+                "data": 35,
+                "valid": false
+            }
+        ]
+    }
+]
diff --git a/JSON-Schema-Test-Suite/tests/draft4/anyOf.json b/JSON-Schema-Test-Suite/tests/draft4/anyOf.json
new file mode 100644
--- /dev/null
+++ b/JSON-Schema-Test-Suite/tests/draft4/anyOf.json
@@ -0,0 +1,68 @@
+[
+    {
+        "description": "anyOf",
+        "schema": {
+            "anyOf": [
+                {
+                    "type": "integer"
+                },
+                {
+                    "minimum": 2
+                }
+            ]
+        },
+        "tests": [
+            {
+                "description": "first anyOf valid",
+                "data": 1,
+                "valid": true
+            },
+            {
+                "description": "second anyOf valid",
+                "data": 2.5,
+                "valid": true
+            },
+            {
+                "description": "both anyOf valid",
+                "data": 3,
+                "valid": true
+            },
+            {
+                "description": "neither anyOf valid",
+                "data": 1.5,
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "anyOf with base schema",
+        "schema": {
+            "type": "string",
+            "anyOf" : [
+                {
+                    "maxLength": 2
+                },
+                {
+                    "minLength": 4
+                }
+            ]
+        },
+        "tests": [
+            {
+                "description": "mismatch base schema",
+                "data": 3,
+                "valid": false
+            },
+            {
+                "description": "one anyOf valid",
+                "data": "foobar",
+                "valid": true
+            },
+            {
+                "description": "both anyOf invalid",
+                "data": "foo",
+                "valid": false
+            }
+        ]
+    }
+]
diff --git a/JSON-Schema-Test-Suite/tests/draft4/default.json b/JSON-Schema-Test-Suite/tests/draft4/default.json
new file mode 100644
--- /dev/null
+++ b/JSON-Schema-Test-Suite/tests/draft4/default.json
@@ -0,0 +1,49 @@
+[
+    {
+        "description": "invalid type for default",
+        "schema": {
+            "properties": {
+                "foo": {
+                    "type": "integer",
+                    "default": []
+                }
+            }
+        },
+        "tests": [
+            {
+                "description": "valid when property is specified",
+                "data": {"foo": 13},
+                "valid": true
+            },
+            {
+                "description": "still valid when the invalid default is used",
+                "data": {},
+                "valid": true
+            }
+        ]
+    },
+    {
+        "description": "invalid string value for default",
+        "schema": {
+            "properties": {
+                "bar": {
+                    "type": "string",
+                    "minLength": 4,
+                    "default": "bad"
+                }
+            }
+        },
+        "tests": [
+            {
+                "description": "valid when property is specified",
+                "data": {"bar": "good"},
+                "valid": true
+            },
+            {
+                "description": "still valid when the invalid default is used",
+                "data": {},
+                "valid": true
+            }
+        ]
+    }
+]
diff --git a/JSON-Schema-Test-Suite/tests/draft4/definitions.json b/JSON-Schema-Test-Suite/tests/draft4/definitions.json
new file mode 100644
--- /dev/null
+++ b/JSON-Schema-Test-Suite/tests/draft4/definitions.json
@@ -0,0 +1,32 @@
+[
+    {
+        "description": "valid definition",
+        "schema": {"$ref": "http://json-schema.org/draft-04/schema#"},
+        "tests": [
+            {
+                "description": "valid definition schema",
+                "data": {
+                    "definitions": {
+                        "foo": {"type": "integer"}
+                    }
+                },
+                "valid": true
+            }
+        ]
+    },
+    {
+        "description": "invalid definition",
+        "schema": {"$ref": "http://json-schema.org/draft-04/schema#"},
+        "tests": [
+            {
+                "description": "invalid definition schema",
+                "data": {
+                    "definitions": {
+                        "foo": {"type": 1}
+                    }
+                },
+                "valid": false
+            }
+        ]
+    }
+]
diff --git a/JSON-Schema-Test-Suite/tests/draft4/dependencies.json b/JSON-Schema-Test-Suite/tests/draft4/dependencies.json
new file mode 100644
--- /dev/null
+++ b/JSON-Schema-Test-Suite/tests/draft4/dependencies.json
@@ -0,0 +1,113 @@
+[
+    {
+        "description": "dependencies",
+        "schema": {
+            "dependencies": {"bar": ["foo"]}
+        },
+        "tests": [
+            {
+                "description": "neither",
+                "data": {},
+                "valid": true
+            },
+            {
+                "description": "nondependant",
+                "data": {"foo": 1},
+                "valid": true
+            },
+            {
+                "description": "with dependency",
+                "data": {"foo": 1, "bar": 2},
+                "valid": true
+            },
+            {
+                "description": "missing dependency",
+                "data": {"bar": 2},
+                "valid": false
+            },
+            {
+                "description": "ignores non-objects",
+                "data": "foo",
+                "valid": true
+            }
+        ]
+    },
+    {
+        "description": "multiple dependencies",
+        "schema": {
+            "dependencies": {"quux": ["foo", "bar"]}
+        },
+        "tests": [
+            {
+                "description": "neither",
+                "data": {},
+                "valid": true
+            },
+            {
+                "description": "nondependants",
+                "data": {"foo": 1, "bar": 2},
+                "valid": true
+            },
+            {
+                "description": "with dependencies",
+                "data": {"foo": 1, "bar": 2, "quux": 3},
+                "valid": true
+            },
+            {
+                "description": "missing dependency",
+                "data": {"foo": 1, "quux": 2},
+                "valid": false
+            },
+            {
+                "description": "missing other dependency",
+                "data": {"bar": 1, "quux": 2},
+                "valid": false
+            },
+            {
+                "description": "missing both dependencies",
+                "data": {"quux": 1},
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "multiple dependencies subschema",
+        "schema": {
+            "dependencies": {
+                "bar": {
+                    "properties": {
+                        "foo": {"type": "integer"},
+                        "bar": {"type": "integer"}
+                    }
+                }
+            }
+        },
+        "tests": [
+            {
+                "description": "valid",
+                "data": {"foo": 1, "bar": 2},
+                "valid": true
+            },
+            {
+                "description": "no dependency",
+                "data": {"foo": "quux"},
+                "valid": true
+            },
+            {
+                "description": "wrong type",
+                "data": {"foo": "quux", "bar": 2},
+                "valid": false
+            },
+            {
+                "description": "wrong type other",
+                "data": {"foo": 2, "bar": "quux"},
+                "valid": false
+            },
+            {
+                "description": "wrong type both",
+                "data": {"foo": "quux", "bar": "quux"},
+                "valid": false
+            }
+        ]
+    }
+]
diff --git a/JSON-Schema-Test-Suite/tests/draft4/enum.json b/JSON-Schema-Test-Suite/tests/draft4/enum.json
new file mode 100644
--- /dev/null
+++ b/JSON-Schema-Test-Suite/tests/draft4/enum.json
@@ -0,0 +1,72 @@
+[
+    {
+        "description": "simple enum validation",
+        "schema": {"enum": [1, 2, 3]},
+        "tests": [
+            {
+                "description": "one of the enum is valid",
+                "data": 1,
+                "valid": true
+            },
+            {
+                "description": "something else is invalid",
+                "data": 4,
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "heterogeneous enum validation",
+        "schema": {"enum": [6, "foo", [], true, {"foo": 12}]},
+        "tests": [
+            {
+                "description": "one of the enum is valid",
+                "data": [],
+                "valid": true
+            },
+            {
+                "description": "something else is invalid",
+                "data": null,
+                "valid": false
+            },
+            {
+                "description": "objects are deep compared",
+                "data": {"foo": false},
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "enums in properties",
+        "schema": {
+           "type":"object",
+		     "properties": {
+		        "foo": {"enum":["foo"]},
+		        "bar": {"enum":["bar"]}
+		     },
+		     "required": ["bar"]
+		  },
+        "tests": [
+            {
+                "description": "both properties are valid",
+                "data": {"foo":"foo", "bar":"bar"},
+                "valid": true
+            },
+            {
+                "description": "missing optional property is valid",
+                "data": {"bar":"bar"},
+                "valid": true
+            },
+            {
+                "description": "missing required property is invalid",
+                "data": {"foo":"foo"},
+                "valid": false
+            },
+            {
+                "description": "missing all properties is invalid",
+                "data": {},
+                "valid": false
+            }
+        ]
+    }
+]
diff --git a/JSON-Schema-Test-Suite/tests/draft4/items.json b/JSON-Schema-Test-Suite/tests/draft4/items.json
new file mode 100644
--- /dev/null
+++ b/JSON-Schema-Test-Suite/tests/draft4/items.json
@@ -0,0 +1,46 @@
+[
+    {
+        "description": "a schema given for items",
+        "schema": {
+            "items": {"type": "integer"}
+        },
+        "tests": [
+            {
+                "description": "valid items",
+                "data": [ 1, 2, 3 ],
+                "valid": true
+            },
+            {
+                "description": "wrong type of items",
+                "data": [1, "x"],
+                "valid": false
+            },
+            {
+                "description": "ignores non-arrays",
+                "data": {"foo" : "bar"},
+                "valid": true
+            }
+        ]
+    },
+    {
+        "description": "an array of schemas for items",
+        "schema": {
+            "items": [
+                {"type": "integer"},
+                {"type": "string"}
+            ]
+        },
+        "tests": [
+            {
+                "description": "correct types",
+                "data": [ 1, "foo" ],
+                "valid": true
+            },
+            {
+                "description": "wrong types",
+                "data": [ "foo", 1 ],
+                "valid": false
+            }
+        ]
+    }
+]
diff --git a/JSON-Schema-Test-Suite/tests/draft4/maxItems.json b/JSON-Schema-Test-Suite/tests/draft4/maxItems.json
new file mode 100644
--- /dev/null
+++ b/JSON-Schema-Test-Suite/tests/draft4/maxItems.json
@@ -0,0 +1,28 @@
+[
+    {
+        "description": "maxItems validation",
+        "schema": {"maxItems": 2},
+        "tests": [
+            {
+                "description": "shorter is valid",
+                "data": [1],
+                "valid": true
+            },
+            {
+                "description": "exact length is valid",
+                "data": [1, 2],
+                "valid": true
+            },
+            {
+                "description": "too long is invalid",
+                "data": [1, 2, 3],
+                "valid": false
+            },
+            {
+                "description": "ignores non-arrays",
+                "data": "foobar",
+                "valid": true
+            }
+        ]
+    }
+]
diff --git a/JSON-Schema-Test-Suite/tests/draft4/maxLength.json b/JSON-Schema-Test-Suite/tests/draft4/maxLength.json
new file mode 100644
--- /dev/null
+++ b/JSON-Schema-Test-Suite/tests/draft4/maxLength.json
@@ -0,0 +1,33 @@
+[
+    {
+        "description": "maxLength validation",
+        "schema": {"maxLength": 2},
+        "tests": [
+            {
+                "description": "shorter is valid",
+                "data": "f",
+                "valid": true
+            },
+            {
+                "description": "exact length is valid",
+                "data": "fo",
+                "valid": true
+            },
+            {
+                "description": "too long is invalid",
+                "data": "foo",
+                "valid": false
+            },
+            {
+                "description": "ignores non-strings",
+                "data": 100,
+                "valid": true
+            },
+            {
+                "description": "two supplementary Unicode code points is long enough",
+                "data": "\uD83D\uDCA9\uD83D\uDCA9",
+                "valid": true
+            }
+        ]
+    }
+]
diff --git a/JSON-Schema-Test-Suite/tests/draft4/maxProperties.json b/JSON-Schema-Test-Suite/tests/draft4/maxProperties.json
new file mode 100644
--- /dev/null
+++ b/JSON-Schema-Test-Suite/tests/draft4/maxProperties.json
@@ -0,0 +1,28 @@
+[
+    {
+        "description": "maxProperties validation",
+        "schema": {"maxProperties": 2},
+        "tests": [
+            {
+                "description": "shorter is valid",
+                "data": {"foo": 1},
+                "valid": true
+            },
+            {
+                "description": "exact length is valid",
+                "data": {"foo": 1, "bar": 2},
+                "valid": true
+            },
+            {
+                "description": "too long is invalid",
+                "data": {"foo": 1, "bar": 2, "baz": 3},
+                "valid": false
+            },
+            {
+                "description": "ignores non-objects",
+                "data": "foobar",
+                "valid": true
+            }
+        ]
+    }
+]
diff --git a/JSON-Schema-Test-Suite/tests/draft4/maximum.json b/JSON-Schema-Test-Suite/tests/draft4/maximum.json
new file mode 100644
--- /dev/null
+++ b/JSON-Schema-Test-Suite/tests/draft4/maximum.json
@@ -0,0 +1,42 @@
+[
+    {
+        "description": "maximum validation",
+        "schema": {"maximum": 3.0},
+        "tests": [
+            {
+                "description": "below the maximum is valid",
+                "data": 2.6,
+                "valid": true
+            },
+            {
+                "description": "above the maximum is invalid",
+                "data": 3.5,
+                "valid": false
+            },
+            {
+                "description": "ignores non-numbers",
+                "data": "x",
+                "valid": true
+            }
+        ]
+    },
+    {
+        "description": "exclusiveMaximum validation",
+        "schema": {
+            "maximum": 3.0,
+            "exclusiveMaximum": true
+        },
+        "tests": [
+            {
+                "description": "below the maximum is still valid",
+                "data": 2.2,
+                "valid": true
+            },
+            {
+                "description": "boundary point is invalid",
+                "data": 3.0,
+                "valid": false
+            }
+        ]
+    }
+]
diff --git a/JSON-Schema-Test-Suite/tests/draft4/minItems.json b/JSON-Schema-Test-Suite/tests/draft4/minItems.json
new file mode 100644
--- /dev/null
+++ b/JSON-Schema-Test-Suite/tests/draft4/minItems.json
@@ -0,0 +1,28 @@
+[
+    {
+        "description": "minItems validation",
+        "schema": {"minItems": 1},
+        "tests": [
+            {
+                "description": "longer is valid",
+                "data": [1, 2],
+                "valid": true
+            },
+            {
+                "description": "exact length is valid",
+                "data": [1],
+                "valid": true
+            },
+            {
+                "description": "too short is invalid",
+                "data": [],
+                "valid": false
+            },
+            {
+                "description": "ignores non-arrays",
+                "data": "",
+                "valid": true
+            }
+        ]
+    }
+]
diff --git a/JSON-Schema-Test-Suite/tests/draft4/minLength.json b/JSON-Schema-Test-Suite/tests/draft4/minLength.json
new file mode 100644
--- /dev/null
+++ b/JSON-Schema-Test-Suite/tests/draft4/minLength.json
@@ -0,0 +1,33 @@
+[
+    {
+        "description": "minLength validation",
+        "schema": {"minLength": 2},
+        "tests": [
+            {
+                "description": "longer is valid",
+                "data": "foo",
+                "valid": true
+            },
+            {
+                "description": "exact length is valid",
+                "data": "fo",
+                "valid": true
+            },
+            {
+                "description": "too short is invalid",
+                "data": "f",
+                "valid": false
+            },
+            {
+                "description": "ignores non-strings",
+                "data": 1,
+                "valid": true
+            },
+            {
+                "description": "one supplementary Unicode code point is not long enough",
+                "data": "\uD83D\uDCA9",
+                "valid": false
+            }
+        ]
+    }
+]
diff --git a/JSON-Schema-Test-Suite/tests/draft4/minProperties.json b/JSON-Schema-Test-Suite/tests/draft4/minProperties.json
new file mode 100644
--- /dev/null
+++ b/JSON-Schema-Test-Suite/tests/draft4/minProperties.json
@@ -0,0 +1,28 @@
+[
+    {
+        "description": "minProperties validation",
+        "schema": {"minProperties": 1},
+        "tests": [
+            {
+                "description": "longer is valid",
+                "data": {"foo": 1, "bar": 2},
+                "valid": true
+            },
+            {
+                "description": "exact length is valid",
+                "data": {"foo": 1},
+                "valid": true
+            },
+            {
+                "description": "too short is invalid",
+                "data": {},
+                "valid": false
+            },
+            {
+                "description": "ignores non-objects",
+                "data": "",
+                "valid": true
+            }
+        ]
+    }
+]
diff --git a/JSON-Schema-Test-Suite/tests/draft4/minimum.json b/JSON-Schema-Test-Suite/tests/draft4/minimum.json
new file mode 100644
--- /dev/null
+++ b/JSON-Schema-Test-Suite/tests/draft4/minimum.json
@@ -0,0 +1,42 @@
+[
+    {
+        "description": "minimum validation",
+        "schema": {"minimum": 1.1},
+        "tests": [
+            {
+                "description": "above the minimum is valid",
+                "data": 2.6,
+                "valid": true
+            },
+            {
+                "description": "below the minimum is invalid",
+                "data": 0.6,
+                "valid": false
+            },
+            {
+                "description": "ignores non-numbers",
+                "data": "x",
+                "valid": true
+            }
+        ]
+    },
+    {
+        "description": "exclusiveMinimum validation",
+        "schema": {
+            "minimum": 1.1,
+            "exclusiveMinimum": true
+        },
+        "tests": [
+            {
+                "description": "above the minimum is still valid",
+                "data": 1.2,
+                "valid": true
+            },
+            {
+                "description": "boundary point is invalid",
+                "data": 1.1,
+                "valid": false
+            }
+        ]
+    }
+]
diff --git a/JSON-Schema-Test-Suite/tests/draft4/multipleOf.json b/JSON-Schema-Test-Suite/tests/draft4/multipleOf.json
new file mode 100644
--- /dev/null
+++ b/JSON-Schema-Test-Suite/tests/draft4/multipleOf.json
@@ -0,0 +1,60 @@
+[
+    {
+        "description": "by int",
+        "schema": {"multipleOf": 2},
+        "tests": [
+            {
+                "description": "int by int",
+                "data": 10,
+                "valid": true
+            },
+            {
+                "description": "int by int fail",
+                "data": 7,
+                "valid": false
+            },
+            {
+                "description": "ignores non-numbers",
+                "data": "foo",
+                "valid": true
+            }
+        ]
+    },
+    {
+        "description": "by number",
+        "schema": {"multipleOf": 1.5},
+        "tests": [
+            {
+                "description": "zero is multiple of anything",
+                "data": 0,
+                "valid": true
+            },
+            {
+                "description": "4.5 is multiple of 1.5",
+                "data": 4.5,
+                "valid": true
+            },
+            {
+                "description": "35 is not multiple of 1.5",
+                "data": 35,
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "by small number",
+        "schema": {"multipleOf": 0.0001},
+        "tests": [
+            {
+                "description": "0.0075 is multiple of 0.0001",
+                "data": 0.0075,
+                "valid": true
+            },
+            {
+                "description": "0.00751 is not multiple of 0.0001",
+                "data": 0.00751,
+                "valid": false
+            }
+        ]
+    }
+]
diff --git a/JSON-Schema-Test-Suite/tests/draft4/not.json b/JSON-Schema-Test-Suite/tests/draft4/not.json
new file mode 100644
--- /dev/null
+++ b/JSON-Schema-Test-Suite/tests/draft4/not.json
@@ -0,0 +1,96 @@
+[
+    {
+        "description": "not",
+        "schema": {
+            "not": {"type": "integer"}
+        },
+        "tests": [
+            {
+                "description": "allowed",
+                "data": "foo",
+                "valid": true
+            },
+            {
+                "description": "disallowed",
+                "data": 1,
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "not multiple types",
+        "schema": {
+            "not": {"type": ["integer", "boolean"]}
+        },
+        "tests": [
+            {
+                "description": "valid",
+                "data": "foo",
+                "valid": true
+            },
+            {
+                "description": "mismatch",
+                "data": 1,
+                "valid": false
+            },
+            {
+                "description": "other mismatch",
+                "data": true,
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "not more complex schema",
+        "schema": {
+            "not": {
+                "type": "object",
+                "properties": {
+                    "foo": {
+                        "type": "string"
+                    }
+                }
+             }
+        },
+        "tests": [
+            {
+                "description": "match",
+                "data": 1,
+                "valid": true
+            },
+            {
+                "description": "other match",
+                "data": {"foo": 1},
+                "valid": true
+            },
+            {
+                "description": "mismatch",
+                "data": {"foo": "bar"},
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "forbidden property",
+        "schema": {
+            "properties": {
+                "foo": { 
+                    "not": {}
+                }
+            }
+        },
+        "tests": [
+            {
+                "description": "property present",
+                "data": {"foo": 1, "bar": 2},
+                "valid": false
+            },
+            {
+                "description": "property absent",
+                "data": {"bar": 1, "baz": 2},
+                "valid": true
+            }
+        ]
+    }
+
+]
diff --git a/JSON-Schema-Test-Suite/tests/draft4/oneOf.json b/JSON-Schema-Test-Suite/tests/draft4/oneOf.json
new file mode 100644
--- /dev/null
+++ b/JSON-Schema-Test-Suite/tests/draft4/oneOf.json
@@ -0,0 +1,68 @@
+[
+    {
+        "description": "oneOf",
+        "schema": {
+            "oneOf": [
+                {
+                    "type": "integer"
+                },
+                {
+                    "minimum": 2
+                }
+            ]
+        },
+        "tests": [
+            {
+                "description": "first oneOf valid",
+                "data": 1,
+                "valid": true
+            },
+            {
+                "description": "second oneOf valid",
+                "data": 2.5,
+                "valid": true
+            },
+            {
+                "description": "both oneOf valid",
+                "data": 3,
+                "valid": false
+            },
+            {
+                "description": "neither oneOf valid",
+                "data": 1.5,
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "oneOf with base schema",
+        "schema": {
+            "type": "string",
+            "oneOf" : [
+                {
+                    "minLength": 2
+                },
+                {
+                    "maxLength": 4
+                }
+            ]
+        },
+        "tests": [
+            {
+                "description": "mismatch base schema",
+                "data": 3,
+                "valid": false
+            },
+            {
+                "description": "one oneOf valid",
+                "data": "foobar",
+                "valid": true
+            },
+            {
+                "description": "both oneOf valid",
+                "data": "foo",
+                "valid": false
+            }
+        ]
+    }
+]
diff --git a/JSON-Schema-Test-Suite/tests/draft4/pattern.json b/JSON-Schema-Test-Suite/tests/draft4/pattern.json
new file mode 100644
--- /dev/null
+++ b/JSON-Schema-Test-Suite/tests/draft4/pattern.json
@@ -0,0 +1,23 @@
+[
+    {
+        "description": "pattern validation",
+        "schema": {"pattern": "^a*$"},
+        "tests": [
+            {
+                "description": "a matching pattern is valid",
+                "data": "aaa",
+                "valid": true
+            },
+            {
+                "description": "a non-matching pattern is invalid",
+                "data": "abc",
+                "valid": false
+            },
+            {
+                "description": "ignores non-strings",
+                "data": true,
+                "valid": true
+            }
+        ]
+    }
+]
diff --git a/JSON-Schema-Test-Suite/tests/draft4/patternProperties.json b/JSON-Schema-Test-Suite/tests/draft4/patternProperties.json
new file mode 100644
--- /dev/null
+++ b/JSON-Schema-Test-Suite/tests/draft4/patternProperties.json
@@ -0,0 +1,110 @@
+[
+    {
+        "description":
+            "patternProperties validates properties matching a regex",
+        "schema": {
+            "patternProperties": {
+                "f.*o": {"type": "integer"}
+            }
+        },
+        "tests": [
+            {
+                "description": "a single valid match is valid",
+                "data": {"foo": 1},
+                "valid": true
+            },
+            {
+                "description": "multiple valid matches is valid",
+                "data": {"foo": 1, "foooooo" : 2},
+                "valid": true
+            },
+            {
+                "description": "a single invalid match is invalid",
+                "data": {"foo": "bar", "fooooo": 2},
+                "valid": false
+            },
+            {
+                "description": "multiple invalid matches is invalid",
+                "data": {"foo": "bar", "foooooo" : "baz"},
+                "valid": false
+            },
+            {
+                "description": "ignores non-objects",
+                "data": 12,
+                "valid": true
+            }
+        ]
+    },
+    {
+        "description": "multiple simultaneous patternProperties are validated",
+        "schema": {
+            "patternProperties": {
+                "a*": {"type": "integer"},
+                "aaa*": {"maximum": 20}
+            }
+        },
+        "tests": [
+            {
+                "description": "a single valid match is valid",
+                "data": {"a": 21},
+                "valid": true
+            },
+            {
+                "description": "a simultaneous match is valid",
+                "data": {"aaaa": 18},
+                "valid": true
+            },
+            {
+                "description": "multiple matches is valid",
+                "data": {"a": 21, "aaaa": 18},
+                "valid": true
+            },
+            {
+                "description": "an invalid due to one is invalid",
+                "data": {"a": "bar"},
+                "valid": false
+            },
+            {
+                "description": "an invalid due to the other is invalid",
+                "data": {"aaaa": 31},
+                "valid": false
+            },
+            {
+                "description": "an invalid due to both is invalid",
+                "data": {"aaa": "foo", "aaaa": 31},
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "regexes are not anchored by default and are case sensitive",
+        "schema": {
+            "patternProperties": {
+                "[0-9]{2,}": { "type": "boolean" },
+                "X_": { "type": "string" }
+            }
+        },
+        "tests": [
+            {
+                "description": "non recognized members are ignored",
+                "data": { "answer 1": "42" },
+                "valid": true
+            },
+            {
+                "description": "recognized members are accounted for",
+                "data": { "a31b": null },
+                "valid": false
+            },
+            {
+                "description": "regexes are case sensitive",
+                "data": { "a_x_3": 3 },
+                "valid": true
+            },
+            {
+                "description": "regexes are case sensitive, 2",
+                "data": { "a_X_3": 3 },
+                "valid": false
+            }
+        ]
+    }
+]
diff --git a/JSON-Schema-Test-Suite/tests/draft4/properties.json b/JSON-Schema-Test-Suite/tests/draft4/properties.json
new file mode 100644
--- /dev/null
+++ b/JSON-Schema-Test-Suite/tests/draft4/properties.json
@@ -0,0 +1,92 @@
+[
+    {
+        "description": "object properties validation",
+        "schema": {
+            "properties": {
+                "foo": {"type": "integer"},
+                "bar": {"type": "string"}
+            }
+        },
+        "tests": [
+            {
+                "description": "both properties present and valid is valid",
+                "data": {"foo": 1, "bar": "baz"},
+                "valid": true
+            },
+            {
+                "description": "one property invalid is invalid",
+                "data": {"foo": 1, "bar": {}},
+                "valid": false
+            },
+            {
+                "description": "both properties invalid is invalid",
+                "data": {"foo": [], "bar": {}},
+                "valid": false
+            },
+            {
+                "description": "doesn't invalidate other properties",
+                "data": {"quux": []},
+                "valid": true
+            },
+            {
+                "description": "ignores non-objects",
+                "data": [],
+                "valid": true
+            }
+        ]
+    },
+    {
+        "description":
+            "properties, patternProperties, additionalProperties interaction",
+        "schema": {
+            "properties": {
+                "foo": {"type": "array", "maxItems": 3},
+                "bar": {"type": "array"}
+            },
+            "patternProperties": {"f.o": {"minItems": 2}},
+            "additionalProperties": {"type": "integer"}
+        },
+        "tests": [
+            {
+                "description": "property validates property",
+                "data": {"foo": [1, 2]},
+                "valid": true
+            },
+            {
+                "description": "property invalidates property",
+                "data": {"foo": [1, 2, 3, 4]},
+                "valid": false
+            },
+            {
+                "description": "patternProperty invalidates property",
+                "data": {"foo": []},
+                "valid": false
+            },
+            {
+                "description": "patternProperty validates nonproperty",
+                "data": {"fxo": [1, 2]},
+                "valid": true
+            },
+            {
+                "description": "patternProperty invalidates nonproperty",
+                "data": {"fxo": []},
+                "valid": false
+            },
+            {
+                "description": "additionalProperty ignores property",
+                "data": {"bar": []},
+                "valid": true
+            },
+            {
+                "description": "additionalProperty validates others",
+                "data": {"quux": 3},
+                "valid": true
+            },
+            {
+                "description": "additionalProperty invalidates others",
+                "data": {"quux": "foo"},
+                "valid": false
+            }
+        ]
+    }
+]
diff --git a/JSON-Schema-Test-Suite/tests/draft4/ref.json b/JSON-Schema-Test-Suite/tests/draft4/ref.json
new file mode 100644
--- /dev/null
+++ b/JSON-Schema-Test-Suite/tests/draft4/ref.json
@@ -0,0 +1,144 @@
+[
+    {
+        "description": "root pointer ref",
+        "schema": {
+            "properties": {
+                "foo": {"$ref": "#"}
+            },
+            "additionalProperties": false
+        },
+        "tests": [
+            {
+                "description": "match",
+                "data": {"foo": false},
+                "valid": true
+            },
+            {
+                "description": "recursive match",
+                "data": {"foo": {"foo": false}},
+                "valid": true
+            },
+            {
+                "description": "mismatch",
+                "data": {"bar": false},
+                "valid": false
+            },
+            {
+                "description": "recursive mismatch",
+                "data": {"foo": {"bar": false}},
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "relative pointer ref to object",
+        "schema": {
+            "properties": {
+                "foo": {"type": "integer"},
+                "bar": {"$ref": "#/properties/foo"}
+            }
+        },
+        "tests": [
+            {
+                "description": "match",
+                "data": {"bar": 3},
+                "valid": true
+            },
+            {
+                "description": "mismatch",
+                "data": {"bar": true},
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "relative pointer ref to array",
+        "schema": {
+            "items": [
+                {"type": "integer"},
+                {"$ref": "#/items/0"}
+            ]
+        },
+        "tests": [
+            {
+                "description": "match array",
+                "data": [1, 2],
+                "valid": true
+            },
+            {
+                "description": "mismatch array",
+                "data": [1, "foo"],
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "escaped pointer ref",
+        "schema": {
+            "tilda~field": {"type": "integer"},
+            "slash/field": {"type": "integer"},
+            "percent%field": {"type": "integer"},
+            "properties": {
+                "tilda": {"$ref": "#/tilda~0field"},
+                "slash": {"$ref": "#/slash~1field"},
+                "percent": {"$ref": "#/percent%25field"}
+            }
+        },
+        "tests": [
+            {
+                "description": "slash",
+                "data": {"slash": "aoeu"},
+                "valid": false
+            },
+            {
+                "description": "tilda",
+                "data": {"tilda": "aoeu"},
+                "valid": false
+            },
+            {
+                "description": "percent",
+                "data": {"percent": "aoeu"},
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "nested refs",
+        "schema": {
+            "definitions": {
+                "a": {"type": "integer"},
+                "b": {"$ref": "#/definitions/a"},
+                "c": {"$ref": "#/definitions/b"}
+            },
+            "$ref": "#/definitions/c"
+        },
+        "tests": [
+            {
+                "description": "nested ref valid",
+                "data": 5,
+                "valid": true
+            },
+            {
+                "description": "nested ref invalid",
+                "data": "a",
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "remote ref, containing refs itself",
+        "schema": {"$ref": "http://json-schema.org/draft-04/schema#"},
+        "tests": [
+            {
+                "description": "remote ref valid",
+                "data": {"minLength": 1},
+                "valid": true
+            },
+            {
+                "description": "remote ref invalid",
+                "data": {"minLength": -1},
+                "valid": false
+            }
+        ]
+    }
+]
diff --git a/JSON-Schema-Test-Suite/tests/draft4/refRemote.json b/JSON-Schema-Test-Suite/tests/draft4/refRemote.json
new file mode 100644
--- /dev/null
+++ b/JSON-Schema-Test-Suite/tests/draft4/refRemote.json
@@ -0,0 +1,74 @@
+[
+    {
+        "description": "remote ref",
+        "schema": {"$ref": "http://localhost:1234/integer.json"},
+        "tests": [
+            {
+                "description": "remote ref valid",
+                "data": 1,
+                "valid": true
+            },
+            {
+                "description": "remote ref invalid",
+                "data": "a",
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "fragment within remote ref",
+        "schema": {"$ref": "http://localhost:1234/subSchemas.json#/integer"},
+        "tests": [
+            {
+                "description": "remote fragment valid",
+                "data": 1,
+                "valid": true
+            },
+            {
+                "description": "remote fragment invalid",
+                "data": "a",
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "ref within remote ref",
+        "schema": {
+            "$ref": "http://localhost:1234/subSchemas.json#/refToInteger"
+        },
+        "tests": [
+            {
+                "description": "ref within ref valid",
+                "data": 1,
+                "valid": true
+            },
+            {
+                "description": "ref within ref invalid",
+                "data": "a",
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "change resolution scope",
+        "schema": {
+            "id": "http://localhost:1234/",
+            "items": {
+                "id": "folder/",
+                "items": {"$ref": "folderInteger.json"}
+            }
+        },
+        "tests": [
+            {
+                "description": "changed scope ref valid",
+                "data": [[1]],
+                "valid": true
+            },
+            {
+                "description": "changed scope ref invalid",
+                "data": [["a"]],
+                "valid": false
+            }
+        ]
+    }
+]
diff --git a/JSON-Schema-Test-Suite/tests/draft4/required.json b/JSON-Schema-Test-Suite/tests/draft4/required.json
new file mode 100644
--- /dev/null
+++ b/JSON-Schema-Test-Suite/tests/draft4/required.json
@@ -0,0 +1,39 @@
+[
+    {
+        "description": "required validation",
+        "schema": {
+            "properties": {
+                "foo": {},
+                "bar": {}
+            },
+            "required": ["foo"]
+        },
+        "tests": [
+            {
+                "description": "present required property is valid",
+                "data": {"foo": 1},
+                "valid": true
+            },
+            {
+                "description": "non-present required property is invalid",
+                "data": {"bar": 1},
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "required default validation",
+        "schema": {
+            "properties": {
+                "foo": {}
+            }
+        },
+        "tests": [
+            {
+                "description": "not required by default",
+                "data": {},
+                "valid": true
+            }
+        ]
+    }
+]
diff --git a/JSON-Schema-Test-Suite/tests/draft4/type.json b/JSON-Schema-Test-Suite/tests/draft4/type.json
new file mode 100644
--- /dev/null
+++ b/JSON-Schema-Test-Suite/tests/draft4/type.json
@@ -0,0 +1,330 @@
+[
+    {
+        "description": "integer type matches integers",
+        "schema": {"type": "integer"},
+        "tests": [
+            {
+                "description": "an integer is an integer",
+                "data": 1,
+                "valid": true
+            },
+            {
+                "description": "a float is not an integer",
+                "data": 1.1,
+                "valid": false
+            },
+            {
+                "description": "a string is not an integer",
+                "data": "foo",
+                "valid": false
+            },
+            {
+                "description": "an object is not an integer",
+                "data": {},
+                "valid": false
+            },
+            {
+                "description": "an array is not an integer",
+                "data": [],
+                "valid": false
+            },
+            {
+                "description": "a boolean is not an integer",
+                "data": true,
+                "valid": false
+            },
+            {
+                "description": "null is not an integer",
+                "data": null,
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "number type matches numbers",
+        "schema": {"type": "number"},
+        "tests": [
+            {
+                "description": "an integer is a number",
+                "data": 1,
+                "valid": true
+            },
+            {
+                "description": "a float is a number",
+                "data": 1.1,
+                "valid": true
+            },
+            {
+                "description": "a string is not a number",
+                "data": "foo",
+                "valid": false
+            },
+            {
+                "description": "an object is not a number",
+                "data": {},
+                "valid": false
+            },
+            {
+                "description": "an array is not a number",
+                "data": [],
+                "valid": false
+            },
+            {
+                "description": "a boolean is not a number",
+                "data": true,
+                "valid": false
+            },
+            {
+                "description": "null is not a number",
+                "data": null,
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "string type matches strings",
+        "schema": {"type": "string"},
+        "tests": [
+            {
+                "description": "1 is not a string",
+                "data": 1,
+                "valid": false
+            },
+            {
+                "description": "a float is not a string",
+                "data": 1.1,
+                "valid": false
+            },
+            {
+                "description": "a string is a string",
+                "data": "foo",
+                "valid": true
+            },
+            {
+                "description": "an object is not a string",
+                "data": {},
+                "valid": false
+            },
+            {
+                "description": "an array is not a string",
+                "data": [],
+                "valid": false
+            },
+            {
+                "description": "a boolean is not a string",
+                "data": true,
+                "valid": false
+            },
+            {
+                "description": "null is not a string",
+                "data": null,
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "object type matches objects",
+        "schema": {"type": "object"},
+        "tests": [
+            {
+                "description": "an integer is not an object",
+                "data": 1,
+                "valid": false
+            },
+            {
+                "description": "a float is not an object",
+                "data": 1.1,
+                "valid": false
+            },
+            {
+                "description": "a string is not an object",
+                "data": "foo",
+                "valid": false
+            },
+            {
+                "description": "an object is an object",
+                "data": {},
+                "valid": true
+            },
+            {
+                "description": "an array is not an object",
+                "data": [],
+                "valid": false
+            },
+            {
+                "description": "a boolean is not an object",
+                "data": true,
+                "valid": false
+            },
+            {
+                "description": "null is not an object",
+                "data": null,
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "array type matches arrays",
+        "schema": {"type": "array"},
+        "tests": [
+            {
+                "description": "an integer is not an array",
+                "data": 1,
+                "valid": false
+            },
+            {
+                "description": "a float is not an array",
+                "data": 1.1,
+                "valid": false
+            },
+            {
+                "description": "a string is not an array",
+                "data": "foo",
+                "valid": false
+            },
+            {
+                "description": "an object is not an array",
+                "data": {},
+                "valid": false
+            },
+            {
+                "description": "an array is not an array",
+                "data": [],
+                "valid": true
+            },
+            {
+                "description": "a boolean is not an array",
+                "data": true,
+                "valid": false
+            },
+            {
+                "description": "null is not an array",
+                "data": null,
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "boolean type matches booleans",
+        "schema": {"type": "boolean"},
+        "tests": [
+            {
+                "description": "an integer is not a boolean",
+                "data": 1,
+                "valid": false
+            },
+            {
+                "description": "a float is not a boolean",
+                "data": 1.1,
+                "valid": false
+            },
+            {
+                "description": "a string is not a boolean",
+                "data": "foo",
+                "valid": false
+            },
+            {
+                "description": "an object is not a boolean",
+                "data": {},
+                "valid": false
+            },
+            {
+                "description": "an array is not a boolean",
+                "data": [],
+                "valid": false
+            },
+            {
+                "description": "a boolean is not a boolean",
+                "data": true,
+                "valid": true
+            },
+            {
+                "description": "null is not a boolean",
+                "data": null,
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "null type matches only the null object",
+        "schema": {"type": "null"},
+        "tests": [
+            {
+                "description": "an integer is not null",
+                "data": 1,
+                "valid": false
+            },
+            {
+                "description": "a float is not null",
+                "data": 1.1,
+                "valid": false
+            },
+            {
+                "description": "a string is not null",
+                "data": "foo",
+                "valid": false
+            },
+            {
+                "description": "an object is not null",
+                "data": {},
+                "valid": false
+            },
+            {
+                "description": "an array is not null",
+                "data": [],
+                "valid": false
+            },
+            {
+                "description": "a boolean is not null",
+                "data": true,
+                "valid": false
+            },
+            {
+                "description": "null is null",
+                "data": null,
+                "valid": true
+            }
+        ]
+    },
+    {
+        "description": "multiple types can be specified in an array",
+        "schema": {"type": ["integer", "string"]},
+        "tests": [
+            {
+                "description": "an integer is valid",
+                "data": 1,
+                "valid": true
+            },
+            {
+                "description": "a string is valid",
+                "data": "foo",
+                "valid": true
+            },
+            {
+                "description": "a float is invalid",
+                "data": 1.1,
+                "valid": false
+            },
+            {
+                "description": "an object is invalid",
+                "data": {},
+                "valid": false
+            },
+            {
+                "description": "an array is invalid",
+                "data": [],
+                "valid": false
+            },
+            {
+                "description": "a boolean is invalid",
+                "data": true,
+                "valid": false
+            },
+            {
+                "description": "null is invalid",
+                "data": null,
+                "valid": false
+            }
+        ]
+    }
+]
diff --git a/JSON-Schema-Test-Suite/tests/draft4/uniqueItems.json b/JSON-Schema-Test-Suite/tests/draft4/uniqueItems.json
new file mode 100644
--- /dev/null
+++ b/JSON-Schema-Test-Suite/tests/draft4/uniqueItems.json
@@ -0,0 +1,79 @@
+[
+    {
+        "description": "uniqueItems validation",
+        "schema": {"uniqueItems": true},
+        "tests": [
+            {
+                "description": "unique array of integers is valid",
+                "data": [1, 2],
+                "valid": true
+            },
+            {
+                "description": "non-unique array of integers is invalid",
+                "data": [1, 1],
+                "valid": false
+            },
+            {
+                "description": "numbers are unique if mathematically unequal",
+                "data": [1.0, 1.00, 1],
+                "valid": false
+            },
+            {
+                "description": "unique array of objects is valid",
+                "data": [{"foo": "bar"}, {"foo": "baz"}],
+                "valid": true
+            },
+            {
+                "description": "non-unique array of objects is invalid",
+                "data": [{"foo": "bar"}, {"foo": "bar"}],
+                "valid": false
+            },
+            {
+                "description": "unique array of nested objects is valid",
+                "data": [
+                    {"foo": {"bar" : {"baz" : true}}},
+                    {"foo": {"bar" : {"baz" : false}}}
+                ],
+                "valid": true
+            },
+            {
+                "description": "non-unique array of nested objects is invalid",
+                "data": [
+                    {"foo": {"bar" : {"baz" : true}}},
+                    {"foo": {"bar" : {"baz" : true}}}
+                ],
+                "valid": false
+            },
+            {
+                "description": "unique array of arrays is valid",
+                "data": [["foo"], ["bar"]],
+                "valid": true
+            },
+            {
+                "description": "non-unique array of arrays is invalid",
+                "data": [["foo"], ["foo"]],
+                "valid": false
+            },
+            {
+                "description": "1 and true are unique",
+                "data": [1, true],
+                "valid": true
+            },
+            {
+                "description": "0 and false are unique",
+                "data": [0, false],
+                "valid": true
+            },
+            {
+                "description": "unique heterogeneous types are valid",
+                "data": [{}, [1], true, null, 1],
+                "valid": true
+            },
+            {
+                "description": "non-unique heterogeneous types are invalid",
+                "data": [{}, [1], true, null, {}, 1],
+                "valid": false
+            }
+        ]
+    }
+]
diff --git a/hjsonschema.cabal b/hjsonschema.cabal
--- a/hjsonschema.cabal
+++ b/hjsonschema.cabal
@@ -1,5 +1,5 @@
 name:                   hjsonschema
-version:                0.1.0.0
+version:                0.1.1.0
 synopsis:               Haskell implementation of JSON Schema v4.
 homepage:               https://github.com/seagreen/hjsonschema
 license:                MIT
@@ -8,8 +8,10 @@
 maintainer:             ian@housejeffries.com
 category:               Data
 build-type:             Simple
-extra-source-files:     README.md
 cabal-version:          >=1.10
+extra-source-files:     README.md
+                        JSON-Schema-Test-Suite/tests/draft4/*.json
+                        tests/Lib.hs
 
 library
   hs-source-dirs:       src
@@ -33,10 +35,30 @@
                       , vector               >= 0.10 && < 0.11
                       , wreq                 >= 0.3  && < 0.4
 
-test-suite official
+test-suite local
   type:                 exitcode-stdio-1.0
   hs-source-dirs:       tests
-  main-is:              Test.hs
+  main-is:              Local.hs
+  default-language:     Haskell2010
+  ghc-options:          -Wall
+  default-extensions:   OverloadedStrings
+  build-depends:        aeson
+                      , base
+                      , bytestring
+                      , hjsonschema
+                      , unordered-containers
+                      , text
+                      , vector
+                      , directory            >= 1.2 && < 1.3
+                      , filepath             >= 1.3 && < 1.4
+                      , HUnit                >= 1.2 && < 1.3
+                      , test-framework       >= 0.8 && < 0.9
+                      , test-framework-hunit >= 0.3 && < 0.4
+
+test-suite remote
+  type:                 exitcode-stdio-1.0
+  hs-source-dirs:       tests
+  main-is:              Remote.hs
   default-language:     Haskell2010
   ghc-options:          -Wall
   default-extensions:   OverloadedStrings
diff --git a/src/Data/JsonSchema/JsonReference.hs b/src/Data/JsonSchema/JsonReference.hs
--- a/src/Data/JsonSchema/JsonReference.hs
+++ b/src/Data/JsonSchema/JsonReference.hs
@@ -1,6 +1,6 @@
-module Data.JsonSchema.JsonReference where
-
 -- | There should be a JSON Reference library for haskell.
+
+module Data.JsonSchema.JsonReference where
 
 import           Control.Exception
 import           Control.Lens
diff --git a/tests/Lib.hs b/tests/Lib.hs
new file mode 100644
--- /dev/null
+++ b/tests/Lib.hs
@@ -0,0 +1,93 @@
+{-# LANGUAGE TemplateHaskell #-}
+
+module Lib where
+
+import           Control.Applicative
+import           Control.Monad
+import           Data.Aeson
+import           Data.Aeson.TH
+import qualified Data.ByteString.Lazy           as LBS
+import           Data.Char                      (toLower)
+import qualified Data.HashMap.Strict            as H
+import           Data.JsonSchema
+import           Data.Monoid
+import           Data.Text                      (Text)
+import qualified Data.Text                      as T
+import qualified Data.Vector                    as V
+import           System.FilePath                ((</>))
+import           Test.Framework
+import           Test.Framework.Providers.HUnit
+import qualified Test.HUnit                     as HU
+
+data SchemaTest = SchemaTest
+  { _stDescription :: Text
+  , _stSchema      :: RawSchema
+  , _stCases       :: [SchemaTestCase]
+  }
+
+data SchemaTestCase = SchemaTestCase
+  { _scDescription :: Text
+  , _scData        :: Value
+  , _scValid       :: Bool
+  }
+
+instance FromJSON RawSchema where
+  parseJSON = withObject "Schema" $ \o ->
+    return $ RawSchema "" o
+
+instance FromJSON SchemaTest where
+  parseJSON = withObject "SchemaTest" $ \o -> SchemaTest
+    <$> o .: "description"
+    <*> o .: "schema"
+    <*> o .: "tests" -- I wish this were "cases"
+
+isLocal :: String -> Bool
+isLocal file = (file /= "definitions.json")
+            && (file /= "ref.json")
+            && (file /= "refRemote.json")
+
+readSchemaTests :: String -> [String] -> IO [SchemaTest]
+readSchemaTests dir jsonFiles = concatMapM fileToCases jsonFiles
+  where
+    -- Each file contains an array of SchemaTests, not just one.
+    fileToCases :: String -> IO [SchemaTest]
+    fileToCases name = do
+      let fullPath = dir </> name
+      jsonBS <- LBS.readFile fullPath
+      case eitherDecode jsonBS of
+        Left e -> fail $ "couldn't parse file '" <> fullPath <> "': " <> e
+        Right schemaTests -> return $ prependFileName name <$> schemaTests
+
+    prependFileName :: String -> SchemaTest -> SchemaTest
+    prependFileName fileName s = s
+      { _stDescription = T.pack fileName <> ": " <> _stDescription s
+      }
+
+    concatMapM :: (Monad m) => (a -> m [b]) -> [a] -> m [b]
+    concatMapM f xs = liftM concat (mapM f xs)
+
+toTest :: SchemaTest -> Test
+toTest st = testGroup groupName (mkCase <$> _stCases st)
+  where
+    groupName :: String
+    groupName = T.unpack $ _stDescription st
+
+    mkCase :: SchemaTestCase -> Test
+    mkCase sc = testCase caseName assertion
+      where
+        caseName = T.unpack $ _scDescription sc
+        assertion = if _scValid sc
+          then assertValid   (_stSchema st) (_scData sc)
+          else assertInvalid (_stSchema st) (_scData sc)
+
+assertValid, assertInvalid :: RawSchema -> Value -> HU.Assertion
+assertValid r v = do
+  g <- fetchRefs r H.empty
+  let es = validate (compile draft4 g r) v
+  unless (V.length es == 0) $ HU.assertFailure (show es)
+assertInvalid r v = do
+  g <- fetchRefs r H.empty
+  let es = validate (compile draft4 g r) v
+  when (V.length es == 0) $ HU.assertFailure "expected a validation error"
+
+$(deriveFromJSON defaultOptions { fieldLabelModifier = map toLower . drop 3 } ''SchemaTestCase)
diff --git a/tests/Local.hs b/tests/Local.hs
new file mode 100644
--- /dev/null
+++ b/tests/Local.hs
@@ -0,0 +1,18 @@
+module Main where
+
+import           Control.Applicative
+import           Data.List           (isSuffixOf)
+import           Lib
+import           System.Directory    (getDirectoryContents)
+import           Test.Framework
+
+main :: IO ()
+main = do
+  files <- filter isLocal . filter (".json" `isSuffixOf`)
+             <$> getDirectoryContents dir
+  ts <- readSchemaTests dir files
+  defaultMain (toTest <$> ts)
+
+  where
+    dir :: String
+    dir = "JSON-Schema-Test-Suite/tests/draft4"
diff --git a/tests/Remote.hs b/tests/Remote.hs
new file mode 100644
--- /dev/null
+++ b/tests/Remote.hs
@@ -0,0 +1,18 @@
+module Main where
+
+import           Control.Applicative
+import           Data.List           (isSuffixOf)
+import           Lib
+import           System.Directory    (getDirectoryContents)
+import           Test.Framework
+
+main :: IO ()
+main = do
+  files <- filter (not . isLocal) . filter (".json" `isSuffixOf`)
+             <$> getDirectoryContents dir
+  ts <- readSchemaTests dir files
+  defaultMain (toTest <$> ts)
+
+  where
+    dir :: String
+    dir = "JSON-Schema-Test-Suite/tests/draft4"
diff --git a/tests/Test.hs b/tests/Test.hs
deleted file mode 100644
--- a/tests/Test.hs
+++ /dev/null
@@ -1,91 +0,0 @@
-{-# LANGUAGE TemplateHaskell #-}
-
-module Main where
-
-import           Control.Applicative
-import           Control.Monad
-import           Data.Aeson
-import           Data.Aeson.TH
-import qualified Data.ByteString.Lazy           as LBS
-import           Data.Char                      (toLower)
-import qualified Data.HashMap.Strict            as H
-import           Data.JsonSchema
-import           Data.List                      (isSuffixOf)
-import           Data.Monoid
-import           Data.Text                      (Text)
-import qualified Data.Text                      as T
-import qualified Data.Vector                    as V
-import           System.Directory               (getDirectoryContents)
-import           System.FilePath                ((</>))
-import           Test.Framework
-import           Test.Framework.Providers.HUnit
-import qualified Test.HUnit                     as HU
-
-main :: IO ()
-main = do
-  ts <- readSchemaTests
-  defaultMain (toTest <$> ts)
-
-data SchemaTest = SchemaTest
-  { _stDescription :: Text
-  , _stSchema      :: RawSchema
-  , _stCases       :: [SchemaTestCase]
-  }
-
-data SchemaTestCase = SchemaTestCase
-  { _scDescription :: Text
-  , _scData        :: Value
-  , _scValid       :: Bool
-  }
-
-instance FromJSON RawSchema where
-  parseJSON = withObject "Schema" $ \o ->
-    return $ RawSchema "" o
-
-instance FromJSON SchemaTest where
-  parseJSON = withObject "SchemaTest" $ \o -> SchemaTest
-    <$> o .: "description"
-    <*> o .: "schema"
-    <*> o .: "tests" -- I wish this were "cases"
-
-readSchemaTests :: IO [SchemaTest]
-readSchemaTests = do
-  jsonFiles <- filter (".json" `isSuffixOf`) <$> getDirectoryContents dir
-  fmap concat $ forM jsonFiles $ \file -> do
-    let fullPath = dir </> file
-    jsonBS <- LBS.readFile fullPath
-    case eitherDecode jsonBS of
-      Left err      -> fail $ "couldn't parse file '" <> fullPath <> "': " <> err
-      Right schemas -> return $ prependFileName file <$> schemas
-  where
-    dir = "JSON-Schema-Test-Suite/tests/draft4"
-    prependFileName :: String -> SchemaTest -> SchemaTest
-    prependFileName fileName s = s
-      { _stDescription = T.pack fileName <> ": " <> _stDescription s
-      }
-
-toTest :: SchemaTest -> Test
-toTest st = testGroup groupName (mkCase <$> _stCases st)
-  where
-    groupName :: String
-    groupName = T.unpack $ _stDescription st
-
-    mkCase :: SchemaTestCase -> Test
-    mkCase sc = testCase caseName assertion
-      where
-        caseName = T.unpack $ _scDescription sc
-        assertion = if _scValid sc
-          then assertValid   (_stSchema st) (_scData sc)
-          else assertInvalid (_stSchema st) (_scData sc)
-
-assertValid, assertInvalid :: RawSchema -> Value -> HU.Assertion
-assertValid r v = do
-  g <- fetchRefs r H.empty
-  let es = validate (compile draft4 g r) v
-  unless (V.length es == 0) $ HU.assertFailure (show es)
-assertInvalid r v = do
-  g <- fetchRefs r H.empty
-  let es = validate (compile draft4 g r) v
-  when (V.length es == 0) $ HU.assertFailure "expected a validation error"
-
-$(deriveFromJSON defaultOptions { fieldLabelModifier = map toLower . drop 3 } ''SchemaTestCase)
