GNU bug report logs - #28884
[PATCH 00/38] Add ghc-aws and its dependencies.

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From: rsiddharth <s <at> ricketyspace.net>
To: 28884 <at> debbugs.gnu.org
Cc: s <at> ricketyspace.net
Subject: [bug#28884] [PATCH 08/38] gnu: Add ghc-test-framework-th.
Date: Wed, 18 Oct 2017 03:07:28 +0000

* gnu/packages/haskell.scm (ghc-test-framework-th): New variable.
---
 gnu/packages/haskell.scm | 75 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 75 insertions(+)

diff --git a/gnu/packages/haskell.scm b/gnu/packages/haskell.scm
index 2f064e2b2..d4078a307 100644
--- a/gnu/packages/haskell.scm
+++ b/gnu/packages/haskell.scm
@@ -9237,4 +9237,79 @@ Example:
 ")
     (license license:bsd-3)))
 
+(define-public ghc-test-framework-th
+  (package
+    (name "ghc-test-framework-th")
+    (version "0.2.4")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append "https://hackage.haskell.org/package/"
+                           "test-framework-th-" version "/"
+                           "test-framework-th-" version ".tar.gz"))
+       (sha256
+        (base32
+         "12lw7yj02jb9s0i7rb98jjam43j2h0gzmnbj9zi933fx7sg0sy4b"))))
+    (build-system haskell-build-system)
+    (inputs
+     `(("ghc-test-framework" ,ghc-test-framework)
+       ("ghc-language-haskell-extract" ,ghc-language-haskell-extract)
+       ("ghc-haskell-src-exts" ,ghc-haskell-src-exts)
+       ("ghc-regex-posix" ,ghc-regex-posix)))
+    (home-page "https://github.com/finnsson/test-generator")
+    (synopsis "Auto generate the HUnit- and Quickcheck-bulk-code
+using Template Haskell")
+    (description "This library contains two functions:
+@code{defaultMainGenerator} and @code{testGroupGenerator}.
+
+@code{defaultMainGenerator} will extract all functions beginning with
+case_, prop_ or test_in the module and put them in a testGroup.
+
+@verbatim
+ -- file SomeModule.hs
+ \( -# LANGUAGE TemplateHaskell #- )
+ module SomeModule where
+ import Test.Framework.TH
+ import Test.Framework
+ import Test.HUnit
+ import Test.Framework.Providers.HUnit
+ import Test.Framework.Providers.QuickCheck2
+
+ -- observe this line!
+ main = $\(defaultMainGenerator)
+ case_1 = do 1 @=? 1
+ case_2 = do 2 @=? 2
+ prop_reverse xs = reverse \(reverse xs) == xs
+    where types = xs::[Int]
+@end verbatim
+
+   is the same as
+
+@verbatim
+ -- file SomeModule.hs
+ \( -# LANGUAGE TemplateHaskell #- )
+ module SomeModule where
+ import Test.Framework.TH
+ import Test.Framework
+ import Test.HUnit
+ import Test.Framework.Providers.HUnit
+ import Test.Framework.Providers.QuickCheck2
+
+ -- observe this line!
+ main =
+   defaultMain [
+     testGroup \"SomeModule\" [ testCase \"1\" case_1, testCase \"2\" \
+case_2, testProperty \"reverse\" prop_reverse]
+     ]
+ case_1 = do 1 @=? 1
+ case_2 = do 2 @=? 2
+ prop_reverse xs = reverse \(reverse xs) == xs
+    where types = xs::[Int]
+@end verbatim
+
+@code{testGroupGenerator} is like @code{defaultMainGenerator} but without
+@code{defaultMain}.  It is useful if you need a function for the testgroup
+\(e.g. if you want to be able to call the testgroup from another module).")
+    (license license:bsd-3)))
+
 ;;; haskell.scm ends here
-- 
2.15.0.rc0

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