initial creation

py3interm/EXAMPLES/pytests/test_mock_unittest.py

@@ -0,0 +1,28 @@
+#!/usr/bin/env python
+#
+import pytest
+from unittest.mock import Mock
+
+ham = Mock()  # <1>
+
+
+# system under test
+class Spam():  # <2>
+    def __init__(self, param):
+        self._value = ham(param)  # <3>
+
+    @property
+    def value(self):  # <4>
+        return self._value
+
+# dependency to be mocked -- not used in test
+# def ham(n):
+#     pass
+
+def test_spam_calls_ham():   # <5>
+    _ = Spam(42)  # <6>
+    ham.assert_called_once_with(42)  # <7>
+
+
+if __name__ == '__main__':
+    pytest.main([__file__])