Added back some stackoverflow related tests for reference

Author: Sylvain MARIE

pytest_cases/tests/cases/so/test_so2.py

@@ -0,0 +1,47 @@
+# from https://stackoverflow.com/a/51199035/7262247
+from pytest_cases import parametrize_with_cases
+
+try:  # python 3.2+
+    from functools import lru_cache
+except ImportError:
+    from functools32 import lru_cache
+
+
+read_files = set()
+
+
+@lru_cache(maxsize=3)
+def load_file(file_name):
+    """ This function loads the file and returns contents"""
+    print("loading file " + file_name)
+    global read_files
+    assert file_name not in read_files
+    read_files.add(file_name)
+    return "<dummy content for " + file_name + ">"
+
+
+def case_1():
+    return load_file('file1')
+
+
+def case_2():
+    return load_file('file2')
+
+
+def case_3():
+    return load_file('file3')
+
+
+@parametrize_with_cases("pars", cases=[case_1, case_2])
+def test_a(pars):
+    print('test_a', pars)
+
+
+@parametrize_with_cases("pars", cases=[case_2, case_3])
+def test_b(pars):
+    print('test_b', pars)
+
+
+@parametrize_with_cases("pars", cases=[case_1, case_2, case_3])
+def test_c(pars):
+    print('test_c', pars)

pytest_cases/tests/cases/so/test_so3.py

@@ -0,0 +1,36 @@
+# Authors: Sylvain MARIE <[email protected]>
+#          + All contributors to <https://github.com/smarie/python-pytest-cases>
+#
+# License: 3-clause BSD, <https://github.com/smarie/python-pytest-cases/blob/master/LICENSE>
+import pytest
+from pytest_cases import param_fixture
+
+
+class MyTester():
+    def __init__(self, arg=["var0", "var1"]):
+        self.arg = arg
+        # self.use_arg_to_init_logging_part()
+
+    def dothis(self):
+        print("this")
+
+    def dothat(self):
+        print("that")
+
+
+# create a single parameter fixture
+var = param_fixture("var", [['var1', 'var2']], ids=str)
+
+
+@pytest.fixture
+def tester(var):
+    """Create tester object"""
+    return MyTester(var)
+
+
+class TestIt:
+    """ Tests the answer at
+    https://stackoverflow.com/questions/18011902/py-test-pass-a-parameter-to-a-fixture-function/55394178#55394178"""
+    def test_tc1(self, tester):
+       tester.dothis()
+       assert 1

pytest_cases/tests/cases/so/test_so4.py

@@ -0,0 +1,62 @@
+# # Authors: Sylvain MARIE <[email protected]>
+# #          + All contributors to <https://github.com/smarie/python-pytest-cases>
+# #
+# # License: 3-clause BSD, <https://github.com/smarie/python-pytest-cases/blob/master/LICENSE>
+#
+# # From answer at https://stackoverflow.com/a/56602597/7262247
+# try:
+#     from functools import lru_cache
+# except ImportError:
+#     from functools32 import lru_cache
+#
+# from pytest_cases import fixture, parametrize, parametrize_with_cases, THIS_MODULE
+#
+#
+# # ----- "case functions" : they could be in other modules
+# @parametrize(name=['1_a', '2_a', '3_a'])
+# def case_datasetA(name):
+#     # here you would grab the data
+#     return "data" + name
+#
+#
+# @parametrize(name=['1_b', '2_b', '3_b'])
+# def case_datasetB(name):
+#     # here you would grab the data
+#     return "data" + name
+# # -----
+#
+#
+# @lru_cache()
+# def setup_dataset(db):
+#     # this is run once per db thanks to the lru_cache decorator
+#     print("setup for %s" % db)
+#
+#
+# @lru_cache()
+# def finalize_dataset(db):
+#     # this is run once per db thanks to the lru_cache decorator
+#     print("teardown for %s" % db)
+#
+#
+# @fixture(scope="module")
+# @parametrize_with_cases("case_data", cases=THIS_MODULE)
+# def data(case_data):
+#     setup_dataset(case_data.f)
+#     yield case_data
+#     finalize_dataset(case_data.f)
+#
+#
+# def test_data(data):
+#     # do test
+#     pass
+#
+#
+# def test_synthesis(module_results_dct):
+#     """Use pytest-harvest to check that the list of executed tests is correct """
+#
+#     assert list(module_results_dct) == ['test_data[data1_a]',
+#                                         'test_data[data2_a]',
+#                                         'test_data[data3_a]',
+#                                         'test_data[data1_b]',
+#                                         'test_data[data2_b]',
+#                                         'test_data[data3_b]']