def testGivenExpressionWithOneVariableWhenSimplifyNameThenSameExpressionIsObtained(
self):
variable = VariableBuilder().build()
expression = ExpressionBuilder().term(variable).build()
expression2 = expression.clon()
expression.simplify_variable(variable.name)
self.assertTrue(expression.equal(expression2))
def testGivenNotEmptyExpressionWhenClonThenExpressionEqualsReturnsTrue(
self):
expression = ExpressionBuilder().default_constant().default_variable(
).default_variable().build()
expression_clon = expression.clon()
self.assertFalse(expression is expression_clon)
self.assertTrue(expression.equal(expression_clon))
def testGivenExpressionWithOneConstantWhenSimplifyThenSameExpressionIsObtained(
self):
expression = ExpressionBuilder().default_constant().build()
expression2 = expression.clon()
expression.simplify_constant()
self.assertTrue(expression.equal(expression2))
def testGivenEmptyExpressionWhenAddExpressionThenEqualsReturnsTrue(self):
expression1 = ExpressionBuilder().build()
expression2 = ExpressionBuilder().default_constant().default_variable(
).build()
expression1.add_expression(expression2)
self.assertTrue(expression1.equal(expression2))