def testGivenExpressionWithTwoVariablesWithSameNameWhenApplyAndSimplifyThenGetValueReturnsCorrectValue(
self):
expression = ExpressionBuilder().term(VariableBuilder().name('x').value(3.0).build()). \
term(VariableBuilder().name('x').value(2.0).build()).build()
expression.apply('x', 1.0)
expression.simplify_constant()
self.assertEqual(expression.get_value_constant(), 5.0)
def testGivenExpressionWithVariableWhenApplyThenGetValueReturnsCorrectValue(
self):
expression = ExpressionBuilder().term(
VariableBuilder().name('x').value(3.0).build()).build()
expression.apply('x', 1.0)
self.assertEqual(expression.get_value_constant(), 3.0)