public void CloneTest()
{
var exp = new SubAssign(Variable.X, new Number(2));
var clone = exp.Clone();
Assert.Equal(exp, clone);
}
public void BoolSubNumberTest()
{
var parameters = new ParameterCollection()
{
new Parameter("x", true)
};
var add = new SubAssign(Variable.X, new Number(2));
Assert.Throws <NotSupportedException>(() => add.Execute(parameters));
}
public void SubAssignCalc()
{
var parameters = new ParameterCollection()
{
new Parameter("x", 10)
};
var sub = new SubAssign(Variable.X, new Number(2));
var result = sub.Execute(parameters);
var expected = 8.0;
Assert.Equal(expected, result);
Assert.Equal(expected, parameters["x"]);
}
/// <summary>
/// Analyzes the specified expression.
/// </summary>
/// <param name="exp">The expression.</param>
/// <returns>
/// The result of analysis.
/// </returns>
/// <exception cref="System.NotSupportedException">Always.</exception>
public virtual TResult Analyze(SubAssign exp)
{
throw new NotSupportedException();
}
/// <summary>
/// Analyzes the specified expression.
/// </summary>
/// <param name="exp">The expression.</param>
/// <returns>The result of analysis.</returns>
public string Analyze(SubAssign exp)
{
return(ToString(exp, "{0} -= {1}"));
}
public void SubAssignToString()
{
var exp = new SubAssign(Variable.X, new Number(5));
Assert.Equal("x -= 5", exp.ToString(commoonFormatter));
}
public void TestSubAssignException()
{
var exp = new SubAssign(Variable.X, new Bool(false));
TestException(exp);
}
public void TestSubAssignNumber()
{
var exp = new SubAssign(Variable.X, new Number(10));
Test(exp, ResultType.Number);
}
public void TestSubAssignUndefined()
{
var exp = new SubAssign(Variable.X, Variable.X);
Test(exp, ResultType.Undefined);
}