easytensor-2.0.0.0: test/Numeric/DataFrame/BasicTest.hs
-----------------------------------------------------------------------------
-- |
-- Module : Numeric.DataFrame.BasicTest
-- Copyright : (c) Artem Chirkin
-- License : BSD3
--
-- Maintainer : chirkin@arch.ethz.ch
--
-- A set of basic validity tests for DataFrame type.
-- Num, Ord, Fractional, Floating, etc
--
-----------------------------------------------------------------------------
{-# LANGUAGE ConstraintKinds #-}
{-# LANGUAGE DataKinds #-}
{-# LANGUAGE FlexibleContexts #-}
{-# LANGUAGE GADTs #-}
{-# LANGUAGE KindSignatures #-}
{-# LANGUAGE RankNTypes #-}
{-# LANGUAGE ScopedTypeVariables #-}
{-# LANGUAGE TemplateHaskell #-}
{-# LANGUAGE TypeApplications #-}
{-# LANGUAGE TypeOperators #-}
{-# LANGUAGE UndecidableInstances #-}
{-# OPTIONS_GHC -fno-warn-overlapping-patterns #-}
module Numeric.DataFrame.BasicTest (runTests) where
import Numeric.DataFrame
import Numeric.DataFrame.Arbitraries ()
import qualified Numeric.ProductOrd.NonTransitive as NonTransitive
import qualified Numeric.ProductOrd.Partial as Partial
import Test.QuickCheck
{-# ANN module "HLint: ignore Use <" #-}
{-# ANN module "HLint: ignore Use >" #-}
{-# ANN module "HLint: ignore Use >=" #-}
{-# ANN module "HLint: ignore Use <=" #-}
{-# ANN module "HLint: ignore Redundant compare" #-}
(===>) :: Bool -> Bool -> Bool
a ===> b = not a || b
infix 2 ===>
prop_vanillaOrdTransitivity :: SomeDataFrame '[Double, Double, Double] -> Property
prop_vanillaOrdTransitivity (SomeDataFrame (x :*: y :*: z :*: Z))
= property $ (x <= y) && (y <= z) ===> x <= z
vanillaOrdComparisons :: Ord t => t -> t -> Property
vanillaOrdComparisons x y
= conjoin
[ counterexample "(x < y) == (compare x y == LT)"
$ (x < y) == (compare x y == LT)
, counterexample "(x > y) == (compare x y == GT)"
$ (x > y) == (compare x y == GT)
, counterexample "(x == y) == (compare x y == EQ)"
$ (x == y) == (compare x y == EQ)
, counterexample "min x y == if x <= y then x else y"
$ min x y == if x <= y then x else y
, counterexample "max x y == if x >= y then x else y"
$ max x y == if x >= y then x else y
]
comparisons :: (Ord t, Num t) => t -> t -> Property
comparisons x y
= conjoin
[ counterexample "abs x <= abs x + abs y" $ abs x <= abs x + abs y
, counterexample "x <= x" $ x <= x
, counterexample "y <= y" $ y <= y
, counterexample "x >= x" $ x >= x
, counterexample "y >= y" $ y >= y
, counterexample "x == x" $ x == x
, counterexample "y == y" $ y == y
, counterexample "(x > y) == (y < x)"
$ (x > y) == (y < x)
, counterexample "(x >= y) == (y <= x)"
$ (x >= y) == (y <= x)
, counterexample "(x < y) == (x <= y && x /= y)"
$ (x < y) == (x <= y && x /= y)
, counterexample "(x > y) == (x >= y && x /= y)"
$ (x > y) == (x >= y && x /= y)
, counterexample "x < x + 1" $ abs x < 10000000 ===> x < x + 1
, counterexample "x > x - 1" $ abs x < 10000000 ===> x > x - 1
, counterexample "abs x >= x" $ abs x >= x
, counterexample "abs (-x) >= (-x)" $ abs (-x) >= (-x)
, counterexample "x > y ==> x >= y"
$ x > y ===> x >= y
, counterexample "x < y ==> x <= y"
$ x < y ===> x <= y
, counterexample "not (x >= y) ==> not (x > y)"
$ not (x >= y) ===> not (x > y)
, counterexample "not (x <= y) ==> not (x < y)"
$ not (x <= y) ===> not (x < y)
, counterexample "x == y ==> not GT or LT, but GE and LE"
$ x == y ===> and [ not (x > y), not (y < x), x >= y, y <= x ]
, counterexample "x >= y && x <= y ==> x == y"
$ x >= y && x <= y ===> x == y
]
prop_comparisonsVanillaOrdFloat :: SomeDataFrame '[Float, Float] -> Property
prop_comparisonsVanillaOrdFloat (SomeDataFrame (x :*: y :*: Z)) =
comparisons x y .&&. vanillaOrdComparisons x y
prop_comparisonsVanillaOrdDouble :: SomeDataFrame '[Double, Double] -> Property
prop_comparisonsVanillaOrdDouble (SomeDataFrame (x :*: y :*: Z)) =
comparisons x y .&&. vanillaOrdComparisons x y
prop_comparisonsVanillaOrdInt :: SomeDataFrame '[Int, Int] -> Property
prop_comparisonsVanillaOrdInt (SomeDataFrame (x :*: y :*: Z)) =
comparisons x y .&&. vanillaOrdComparisons x y
prop_comparisonsPPOrdFloat :: SomeDataFrame '[Float, Float] -> Property
prop_comparisonsPPOrdFloat (SomeDataFrame (x :*: y :*: Z))
= comparisons (Partial.ProductOrd x) (Partial.ProductOrd y)
prop_comparisonsPPOrdDouble :: SomeDataFrame '[Double, Double] -> Property
prop_comparisonsPPOrdDouble (SomeDataFrame (x :*: y :*: Z))
= comparisons (Partial.ProductOrd x) (Partial.ProductOrd y)
prop_comparisonsPPOrdInt :: SomeDataFrame '[Int, Int] -> Property
prop_comparisonsPPOrdInt (SomeDataFrame (x :*: y :*: Z))
= comparisons (Partial.ProductOrd x) (Partial.ProductOrd y)
prop_comparisonsNTPOrdFloat :: SomeDataFrame '[Float, Float] -> Property
prop_comparisonsNTPOrdFloat (SomeDataFrame (x :*: y :*: Z))
= comparisons (NonTransitive.ProductOrd x) (NonTransitive.ProductOrd y)
prop_comparisonsNTPOrdDouble :: SomeDataFrame '[Double, Double] -> Property
prop_comparisonsNTPOrdDouble (SomeDataFrame (x :*: y :*: Z))
= comparisons (NonTransitive.ProductOrd x) (NonTransitive.ProductOrd y)
prop_comparisonsNTPOrdInt :: SomeDataFrame '[Int, Int] -> Property
prop_comparisonsNTPOrdInt (SomeDataFrame (x :*: y :*: Z))
= comparisons (NonTransitive.ProductOrd x) (NonTransitive.ProductOrd y)
prop_Numeric :: SomeDataFrame '[Int, Int] -> Bool
prop_Numeric (SomeDataFrame (x :*: y :*: Z))
= and
[ x + x == 2 * x
, x + y == y + x
, x + y == max x y + min x y
, abs x * signum x == x
, x * y == y * x
, x * 0 + y == y
]
prop_Floating :: SomeDataFrame '[Double, Double] -> Bool
prop_Floating (SomeDataFrame (x :*: y :*: Z))
| lx <- log (0.01 + abs x)
, ly <- log (0.01 + abs y)
, eps <- 0.001
= all ((eps >=) . abs)
[ sin x * sin x + cos x * cos x - 1
, exp lx * exp ly / exp (lx + ly) - 1
, exp (log $ 1 + abs x) / (1 + abs x) - 1
, sin (asin (sin y)) - sin y
, cos (acos (cos x)) - cos x
]
return []
runTests :: Int -> IO Bool
runTests n = $forAllProperties
$ quickCheckWithResult stdArgs { maxSuccess = n }