start unittest for expression and fraction

test/test_expression.py

@@ -0,0 +1,53 @@
+#!/usr/bin/env python
+# encoding: utf-8
+
+
+
+import unittest
+
+from pymath.expression import Expression
+from pymath.fraction import Fraction
+from pymath.generic import first_elem
+
+
+class TestExpression(unittest.TestCase):
+    """Testing functions from pymath.expression"""
+
+    def test_init_from_exp(self):
+        pass
+
+    def test_init_from_exp(self):
+        pass
+
+    def test_infix_tokens(self):
+        pass
+
+    def test_postfix_tokens(self):
+        pass
+
+    def test_doMath(self):
+        ops = [\
+                {"op": ("+", 1 , 2), "res" : 3}, \
+                {"op": ("-", 1 , 2), "res" : -1}, \
+                {"op": ("*", 1 , 2), "res" : 2}, \
+                {"op": ("/", 1 , 2), "res" : Fraction(1,2)}, \
+                {"op": ("^", 1 , 2), "res" : 1}, \
+                ]
+        for op in ops:
+            res = first_elem(Expression.doMath(*op["op"]))
+            self.assertAlmostEqual(res, op["res"])
+
+    def test_isNumber(self):
+        pass
+
+    def test_isOperator(self):
+        pass
+
+if __name__ == '__main__':
+    unittest.main()
+
+
+# -----------------------------
+# Reglages pour 'vim'
+# vim:set autoindent expandtab tabstop=4 shiftwidth=4:
+# cursor: 16 del 

test/test_fraction.py

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+#!/usr/bin/env python
+# encoding: utf-8
+
+import unittest
+
+from pymath.fraction import Fraction
+
+class TestFraction(unittest.TestCase):
+    """Testing functions from pymath.Fraction"""
+
+    def setUp(self):
+        self.listFrom = [Fraction(1,3), 1]
+        self.listAgainst = [ Fraction(1,3), \
+                Fraction(2,3), \
+                Fraction(4,5), \
+                Fraction(-1, 3), \
+                Fraction(1,-3), \
+                Fraction(0,2), \
+                1,
+                ]
+
+    def test_add(self):
+        ans = [[Fraction(2, 3), 1, Fraction(17, 15), 0, 0, Fraction(1,3), Fraction(4,3)], \
+                [Fraction(4,3), Fraction(5,3), Fraction(9,3), Fraction(2,3), Fraction(2,3), 1, 0] \
+                ]
+
+        for (i, f1) in enumerate(self.listFrom):
+            for (j, f2) in enumerate(self.listAgainst):
+                res = f1 + f2
+                print(res)
+                self.assertAlmostEqual(res[-1], ans[i][j])
+
+
+    def test_radd(self):
+        pass
+
+    def test_sub(self):
+        pass
+
+    def test_rsub(self):
+        pass
+
+    def test_neg(self):
+        pass
+
+    def test_mul(self):
+        pass
+
+    def test_truediv(self):
+        pass
+
+    def test_lt(self):
+        pass
+
+    def test_le(self):
+        pass
+
+
+if __name__ == '__main__':
+    unittest.main()
+
+# -----------------------------
+# Reglages pour 'vim'
+# vim:set autoindent expandtab tabstop=4 shiftwidth=4:
+# cursor: 16 del