def Parse(self):
""" Parses arguments and parse expression."""
args = self._parser.parse_args()
if args.EXPRESSION:
py_calc = pycalc.PyCalc(args.EXPRESSION)
print py_calc.Parse()
def testParseNominal4(self):
py_calc = pycalc.PyCalc('sin(4+2)')
result = py_calc.Parse()
self.assertEqual(result, -0.27941549819892586)
def testParseNominal3(self):
py_calc = pycalc.PyCalc('(4+2)*(2+4)')
result = py_calc.Parse()
self.assertEqual(result, 36)
def testParseNominal2(self):
py_calc = pycalc.PyCalc('4+2')
result = py_calc.Parse()
self.assertEqual(result, 6)
def testParseNominal(self):
py_calc = pycalc.PyCalc('(4+2)*4')
result = py_calc.Parse()
self.assertEqual(result, 24)
def testToPostfixSin(self):
py_calc = pycalc.PyCalc('')
result = py_calc._ToPostfix('sin(2+3)')
self.assertEqual(result, ['2', '3', '+', 'sin'])
def testToPostfixFail(self):
py_calc = pycalc.PyCalc('')
result = py_calc._ToPostfix('test')
self.assertEqual(result, [])
def testToPostfixNominal(self):
py_calc = pycalc.PyCalc('')
result = py_calc._ToPostfix('(4+2)*4')
self.assertEqual(result, ['4', '2', '+', '4', '*'])
def testToPostfixSimply(self):
py_calc = pycalc.PyCalc('')
result = py_calc._ToPostfix('3+4')
self.assertEqual(result, ['3', '4', '+'])