- Add nose_to_unittest.patch to avoid nose BR and rewrite tests

to work (gh#pyparsing/pyparsing#64)

OBS-URL: https://build.opensuse.org/package/show/devel:languages:python/python-pyparsing?expand=0&rev=52

python-pyparsing.spec

@@ -1,7 +1,7 @@
 #
 # spec file for package python-pyparsing
 #
-# Copyright (c) 2018 SUSE LINUX GmbH, Nuernberg, Germany.
+# Copyright (c) 2019 SUSE LINUX GmbH, Nuernberg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -16,6 +16,7 @@
 #
 
 
+%define modname pyparsing
 %define oldpython python
 %{?!python_module:%define python_module() python-%{**} python3-%{**}}
 %global flavor @BUILD_FLAVOR@%{nil}
@@ -37,8 +38,9 @@ Group:          Development/Languages/Python
 URL:            https://github.com/pyparsing/pyparsing/
 # Upstream tarball from the master branch with gh#pyparsing/pyparsing#47
 Source:         pyparsing-%{version}.tar.gz
+# Remove dependency on nose, gh#pyparsing/pyparsing#64
+Patch:          nose_to_unittest.patch
 BuildRequires:  %{python_module base}
-BuildRequires:  %{python_module nose}
 # Source:         https://files.pythonhosted.org/packages/source/p/pyparsing/pyparsing-%%{version}.tar.gz
 BuildRequires:  fdupes
 BuildRequires:  python-rpm-macros
@@ -61,7 +63,8 @@ expressions. The pyparsing module provides a library of classes that client
 code uses to construct the grammar directly in Python code.
 
 %prep
-%setup -q -n pyparsing-2.3.1
+%setup -q -n %{modname}-2.3.1
+%autopatch -p1
 
 %build
 %python_build
@@ -79,7 +82,11 @@ cp -r pyparsing.egg-info %{buildroot}%{$python_sitelib}/pyparsing-%{version}-py%
 %check
 %if %{with test}
 export PYTHONPATH=.:example
-%python_exec setup.py nosetests -v
+# unittest from Python 2.7 doesn't load tests correctly
+python2 -munittest2 -v simple_unit_tests.py examples.test_bibparse examples.antlr_grammar_tests
+python3 -munittest  -v simple_unit_tests.py examples.test_bibparse examples.antlr_grammar_tests
+# Fails with python2 gh#pyparsing/pyparsing#63
+python3 unitTests.py
 %endif
 
 %files %{python_files}