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https://github.com/unkindpartition/tasty-html

HTML test reporter for the Tasty test framework
https://github.com/unkindpartition/tasty-html

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HTML test reporter for the Tasty test framework

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tasty-html
==========

HTML test reporter for the Tasty test framework.

## Example

Here's how your `test.hs` might look like:

```haskell
import Test.Tasty
import Test.Tasty.SmallCheck as SC
import Test.Tasty.QuickCheck as QC
import Test.Tasty.HUnit
import Test.Tasty.Runners.Html

import Data.List
import Data.Ord

main = defaultMainWithIngredients (htmlRunner:defaultIngredients) tests

tests :: TestTree
tests = testGroup "Tests" [properties, unitTests]

properties :: TestTree
properties = testGroup "Properties" [scProps, qcProps]

scProps = testGroup "(checked by SmallCheck)"
[ SC.testProperty "sort == sort . reverse" $
\list -> sort (list :: [Int]) == sort (reverse list)
, SC.testProperty "Fermat's little theorem" $
\x -> ((x :: Integer)^7 - x) `mod` 7 == 0
-- the following property does not hold
, SC.testProperty "Fermat's last theorem" $
\x y z n ->
(n :: Integer) >= 3 SC.==> x^n + y^n /= (z^n :: Integer)
]

qcProps = testGroup "(checked by QuickCheck)"
[ QC.testProperty "sort == sort . reverse" $
\list -> sort (list :: [Int]) == sort (reverse list)
, QC.testProperty "Fermat's little theorem" $
\x -> ((x :: Integer)^7 - x) `mod` 7 == 0
-- the following property does not hold
, QC.testProperty "Fermat's last theorem" $
\x y z n ->
(n :: Integer) >= 3 QC.==> x^n + y^n /= (z^n :: Integer)
]

unitTests = testGroup "Unit tests"
[ testCase "List comparison (different length)" $
[1, 2, 3] `compare` [1,2] @?= GT

-- the following test does not hold
, testCase "List comparison (same length)" $
[1, 2, 3] `compare` [1,2,2] @?= LT
]
```

To produce the HTML output, run the test program with the `--html` option,
giving it the html file path:

```
./test --html results.html
```

Here is the output of the above program rendered to HTML:

![screenshot](https://raw.githubusercontent.com/UnkindPartition/tasty-html/master/screenshot.png)

(Note that whether QuickCheck finds a counterexample to the third property is
determined by chance.)

## Hacking

```
$ git clone --recursive https://github.com/feuerbach/tasty-html
$ cabal run tasty-html-pass -- --html pass.html
$ cabal run tasty-html-fail -- --html fail.html
$ firefox pass.html fail.html
```