Adding chapter 5 source code

Chapter5/myunittest/tests/tests_mycalc/mycalctestrunner.py

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+# test_mycalc_add.py test suite for add class method
+
+import unittest
+from test_mycalc_add import MyCalcAddTestSuite
+from test_mycalc_subtract import MyCalcSubtractTestSuite
+from test_mycalc_multiply import MyCalcMultiplyTestSuite
+from test_mycalc_divide import MyCalcDivideTestSuite
+
+def run_mytests():
+    test_classes = [MyCalcAddTestSuite, MyCalcSubtractTestSuite,
+                    MyCalcMultiplyTestSuite,MyCalcDivideTestSuite ]
+
+    loader = unittest.TestLoader()
+
+    test_suites = []
+    for t_class in test_classes:
+        suite = loader.loadTestsFromTestCase(t_class)
+        test_suites.append(suite)
+
+    final_suite = unittest.TestSuite(test_suites)
+
+    runner = unittest.TextTestRunner()
+    results = runner.run(final_suite)
+    #print(results)
+
+if __name__ == '__main__':
+    run_mytests()

Chapter5/myunittest/tests/tests_mycalc/test_mycalc_add.py

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+# test_mycalc_add.py test suite for add class method
+import unittest
+from myunittest.src.mycalc.mycalc import MyCalc
+
+
+class MyCalcAddTestSuite(unittest.TestCase):
+    def setUp(self):
+        self.calc = MyCalc()
+
+    def test_add(self):
+        """ test case to validate two positive numbers"""
+        self.assertEqual(15, self.calc.add(10, 5), "should be 15")
+
+
+if __name__ == '__main__':
+    unittest.main()

Chapter5/myunittest/tests/tests_mycalc/test_mycalc_divide.py

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+#test_mycalc_divide.py test suite for divide class method
+import unittest
+from myunittest.src.mycalc.mycalc import MyCalc
+
+class MyCalcDivideTestSuite(unittest.TestCase):
+    def setUp(self):
+        self.calc = MyCalc()
+
+    def test_divide(self):
+        """ test case to validate two positive numbers"""
+        self.assertEqual(2, self.calc.divide(10 , 5), "should be 2")
+
+if __name__ == '__main__':
+    unittest.main()
+

Chapter5/myunittest/tests/tests_mycalc/test_mycalc_multiply.py

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+#test_mycalc_multiply.py test suite for multiply class method
+import unittest
+from myunittest.src.mycalc.mycalc import MyCalc
+
+class MyCalcMultiplyTestSuite(unittest.TestCase):
+    def setUp(self):
+        self.calc = MyCalc()
+
+    def test_multiply(self):
+        """ test case to validate two positive numbers"""
+        self.assertEqual(50, self.calc.multiply(10 , 5), "should be 50")
+
+if __name__ == '__main__':
+    unittest.main()
+

Chapter5/myunittest/tests/tests_mycalc/test_mycalc_subtract.py

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+#test_mycalc_subtract.py test suite for substract class method
+import unittest
+from myunittest.src.mycalc.mycalc import MyCalc
+
+class MyCalcSubtractTestSuite(unittest.TestCase):
+    def setUp(self):
+        self.calc = MyCalc()
+
+    def test_subtract(self):
+        """ test case to validate two positive numbers"""
+        self.assertEqual(5, self.calc.subtract(10 , 5), "should be 5")
+
+if __name__ == '__main__':
+    unittest.main()
+