From 4847437dc3cb354ac35a721423753626f37cad12 Mon Sep 17 00:00:00 2001
From: Edouard Klein <edk@beaver-labs.com>
Date: Tue, 26 May 2020 10:23:24 +0200
Subject: gnu: Add python-pytest-4

* gnu/packages/check.scm (python-pytest-4): New variable.
---
 gnu/packages/check.scm | 49 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 49 insertions(+)

diff --git a/gnu/packages/check.scm b/gnu/packages/check.scm
index 7d7fd189bc..5d3e44a16d 100644
--- a/gnu/packages/check.scm
+++ b/gnu/packages/check.scm
@@ -33,6 +33,7 @@
 ;;; Copyright © 2020 Lars-Dominik Braun <ldb@leibniz-psychology.org>
 ;;; Copyright © 2020 Brice Waegeneire <brice@waegenei.re>
 ;;; Copyright © 2020 Josh Marshall <joshua.r.marshall.1991@gmail.com>
+;;; Copyright © 2020 Edouard Klein <edk@beaver-labs.com>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -66,6 +67,7 @@
   #:use-module (gnu packages python)
   #:use-module (gnu packages python-web)
   #:use-module (gnu packages python-xyz)
+  #:use-module (gnu packages version-control)
   #:use-module (gnu packages time)
   #:use-module (gnu packages xml)
   #:use-module (guix utils)
@@ -819,6 +821,53 @@ and many external plugins.")
     (license license:expat)
     (properties `((python2-variant . ,(delay python2-pytest))))))
 
+(define-public python-pytest-4
+  (package
+    (name "python-pytest-4")
+    (version "4.5.0")
+    (source
+     (origin
+       (method git-fetch)
+       ;; Pypi source tarball does not include tests
+       (uri (git-reference
+             (url "https://github.com/pytest-dev/pytest.git")
+             (commit version)))
+       (file-name "python-pytest-4")
+       (sha256
+        (base32
+         "0igxfasjqabkzlb81vxqr58pfsdwjx4zzd1nc1b48wn6xnkkllhk"))))
+    (build-system python-build-system)
+    (propagated-inputs
+     `(("python-atomicwrites" ,python-atomicwrites)
+       ("python-attrs" ,python-attrs)
+       ("python-attrs" ,python-attrs)
+       ("python-more-itertools" ,python-more-itertools)
+       ("python-pluggy" ,python-pluggy)
+       ("python-six" ,python-six)
+       ("python-py" ,python-py)
+       ("python-wcwidth" ,python-wcwidth)))
+    (native-inputs
+     `(("python-setuptools-scm" ,python-setuptools-scm)
+       ("git" ,git)))
+    (arguments `(#:phases
+                 (modify-phases %standard-phases
+                   (add-after 'unpack 'git-tag
+                     (lambda _
+                       ;; setuptools-scm needs to know the version
+                       (invoke "git" "init")
+                       (invoke "git" "add" ".")
+                       (invoke "git" "config" "user.name" "John Doe")
+                       (invoke "git" "config" "user.email" "nobody@example.com")
+                       (invoke "git" "commit" "-m" "dummy commit")
+                       (invoke "git" "tag" ,version))))))
+    (home-page "https://docs.pytest.org/en/latest/")
+    (synopsis "Python testing library")
+    (description
+     "Pytest is a testing tool that provides auto-discovery of test modules
+and functions, detailed info on failing assert statements, modular fixtures,
+and many external plugins.")
+    (license license:expat)))
+
 ;; Pytest 4.x are the last versions that support Python 2.
 (define-public python2-pytest
   (package
-- 
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