public void TestingTreeExpressionSubract()
{
ExpressionTree expressionTreeTest = new ExpressionTree("6-5");
Assert.AreEqual(expressionTreeTest.Evaluate(), 1.0);
}
public void TestingTreeExpressionMult()
{
ExpressionTree expressionTreeTest = new ExpressionTree("6*5");
Assert.AreEqual(expressionTreeTest.Evaluate(), 30.0);
}
public void TestingTreeExpressionAdd()
{
ExpressionTree expressionTreeTest = new ExpressionTree("6+5+7");
Assert.AreEqual(expressionTreeTest.Evaluate(), 18.0);
}
public void TestingEvaluateParentheses()
{
ExpressionTree expressionTreeTest = new ExpressionTree("(5*(2+2))");
Assert.AreEqual(expressionTreeTest.Evaluate(), 20.0);
}
public void TestingInitailVariable()
{
ExpressionTree expressionTreeTest = new ExpressionTree("A1");
Assert.AreEqual(expressionTreeTest.Evaluate(), 0.0);
}
public void TestingTreeExpressionDivide()
{
ExpressionTree expressionTreeTest = new ExpressionTree("10/5");
Assert.AreEqual(expressionTreeTest.Evaluate(), 2.0);
}