skeletest-0.3.1: test/Skeletest/__snapshots__/PredicateSpec.snap.md
# test/Skeletest/PredicateSpec.hs
## Combinators / && / shows helpful failure messages
```
1 ≠ 2
Expected:
(= 2)
and (> 0)
Got:
1
```
```
All predicates passed
Expected:
At least one failure:
(= 1)
and (> 0)
Got:
1
```
## Combinators / <<< / shows a helpful failure message
```
2 ≯ 10
Expected:
> 10
Got:
1
```
## Combinators / >>> / shows a helpful failure message
```
"1" ≠ "2"
Expected:
= "2"
Got:
1
```
## Combinators / and / shows helpful failure messages
```
1 ≠ 2
Expected:
(= 2)
and (> 0)
and (< 10)
Got:
1
```
```
All predicates passed
Expected:
At least one failure:
(= 1)
and (> 0)
and (< 10)
Got:
1
```
## Combinators / or / shows helpful failure messages
```
No predicates passed
Expected:
(= 2)
or (> 1)
or (< 0)
Got:
1
```
```
1 > 0
Expected:
All failures:
(= 2)
or (> 0)
or (< 0)
Got:
1
```
## Combinators / || / shows helpful failure messages
```
No predicates passed
Expected:
(= 2)
or (> 1)
Got:
1
```
```
1 > 0
Expected:
All failures:
(= 2)
or (> 0)
Got:
1
```
## Containers / all / shows helpful failure messages
```
1 ≯ 10
Expected:
all elements matching (> 10)
Got:
[1,2]
```
```
All values matched
Expected:
some elements not matching (> 0)
Got:
[1,2,3]
```
## Containers / any / shows helpful failure messages
```
No values matched
Expected:
at least one element matching (= 2)
Got:
[]
```
```
2 = 2
Expected:
no elements matching (= 2)
Got:
[1,2,3]
```
## Containers / elem / shows helpful failure messages
```
No values matched
Expected:
at least one element matching (= 1)
Got:
[]
```
```
1 = 1
Expected:
no elements matching (= 1)
Got:
[1]
```
## Data types / con / fails to compile when applied to multiple arguments
```
ExampleSpec.hs:7:22: error:
P.con must be applied to exactly one argument
|
7 | "" `shouldSatisfy` P.con 1 2
| ^^^^^^^^^
```
## Data types / con / fails to compile when not applied to anything
```
ExampleSpec.hs:7:22: error: P.con must be applied to a constructor
|
7 | "" `shouldSatisfy` P.con
| ^^^^^
```
## Data types / con / fails to compile with non-constructor
```
ExampleSpec.hs:7:22: error: P.con must be applied to a constructor
|
7 | "" `shouldSatisfy` P.con ""
| ^^^^^^^^
```
## Data types / con / fails to compile with omitted positional fields
```
ExampleSpec.hs:9:3: error: [GHC-27346]
• The data constructor ‘User’ should have 2 arguments, but has been given 1
• In the pattern: User x0
In the pattern: Just (User x0)
In a case alternative:
Just (User x0)
-> Just
(Skeletest.Internal.Utils.HList.HCons
(pure x0) Skeletest.Internal.Utils.HList.HNil)
|
9 | User "alice" (Just 1) `shouldSatisfy` P.con (User (P.eq ""))
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
```
## Data types / con / fails to compile with unknown record field
```
ExampleSpec.hs:9:43: error: [GHC-76037] Not in scope: ‘foo’
|
9 | User "alice" `shouldSatisfy` P.con User{foo = P.eq ""}
| ^^^
```
## Data types / con / shows a helpful failure message
```
./ExampleSpec.hs
╭── should error: FAIL
│ ./ExampleSpec.hs:9:
│ │
│ │ User "alice" `shouldSatisfy` P.con User{name = P.eq ""}
│ │ ^^^^^^^^^^^^^^^
│
│ "alice" ≠ []
│
│ Expected:
│ matches User{name = (= [])}
│
│ Got:
│ User "alice"
╰───────────────────────────────────────────────────────────────────────────────
```
## Data types / list / shows helpful failure messages
```
10 ≠ 1
Expected:
[= 0, = 1]
Got:
[0,10]
```
```
Got different number of elements
Expected:
[= 0, = 1]
Got:
[0]
```
## Data types / tup / shows helpful failure messages
```
1 ≠ 0
Expected:
(= 0, = [])
Got:
(1,[])
```
```
(1 = 1, [] = [])
Expected:
not (= 1, = [])
Got:
(1,[])
```
## IO / returns / shows helpful failure messages
```
1 ≠ 0
Expected:
matches Left (= 0)
Got:
Left 1
```
```
Left (0 = 0)
```
## IO / throws / shows helpful failure messages
```
404 ≠ 500
Expected:
throws (matches HttpException (= 500))
Got:
HttpException 404
```
```
Expected:
throws (matches HttpException (= 500))
Got:
1
```
```
HttpException (404 = 404)
```
## Ord / eq / shows helpful failure messages
```
2 ≠ 1
```
```
1 = 1
Expected:
≠ 1
Got:
1
```