public void BoolPrimitiveMemberExpressionTest()
{
ODataFilterParser parser = new ODataFilterParser("Product/IsAvailable");
Exception ex = null;
try
{
ODataExpression exp = parser.Parse();
}
catch (NotSupportedException e)
{
ex = e;
}
Assert.IsNotNull(ex);
//Assert.IsNotNull(exp);
//Assert.IsTrue(exp.GetType() == typeof(ODataMemberExpression));
//ODataMemberExpression memExp = (ODataMemberExpression)exp;
//Assert.AreEqual(ExpressionType.MemberAccess, memExp.ExpressionType);
//Assert.AreEqual("Product", memExp.Member);
//Assert.AreEqual(ExpressionType.MemberAccess, memExp.Instance.ExpressionType);
//Assert.AreEqual("IsAvailable", ((ODataMemberExpression)memExp.Instance).Member);
}
public void BooleanExpressionTest()
{
ODataFilterParser parser = new ODataFilterParser("false");
ODataExpression exp = parser.Parse();
Assert.IsNotNull(exp);
Assert.IsTrue(exp.GetType() == typeof(ODataConstantExpression));
Assert.IsFalse((bool)((ODataConstantExpression)exp).Value);
}
public void OrExpressionTest()
{
ODataFilterParser parser = new ODataFilterParser("true or false");
ODataExpression exp = parser.Parse();
Assert.IsNotNull(exp);
Assert.IsTrue(exp.GetType() == typeof(ODataBinaryExpression));
ODataBinaryExpression binExp = (ODataBinaryExpression)exp;
Assert.AreEqual(ExpressionType.OrElse, binExp.ExpressionType);
Assert.IsTrue(binExp.Left.GetType() == typeof(ODataConstantExpression));
Assert.IsTrue((bool)((ODataConstantExpression)binExp.Left).Value);
Assert.IsTrue(binExp.Right.GetType() == typeof(ODataConstantExpression));
Assert.IsFalse((bool)((ODataConstantExpression)binExp.Right).Value);
}
public void AllMethodCallExpressionTest()
{
ODataFilterParser parser = new ODataFilterParser("all(Actors, it/Name eq 'John Belushi')");
Exception ex = null;
try
{
ODataExpression exp = parser.Parse();
}
catch (NotSupportedException e)
{
ex = e;
}
Assert.IsNotNull(ex);
}
public void SubstringOfMethodCallExpressionTest()
{
ODataFilterParser parser = new ODataFilterParser("substringof ( IsAvailable, 'Edm.Boolean' )");
ODataExpression exp = parser.Parse();
Assert.IsNotNull(exp);
Assert.IsTrue(exp.GetType() == typeof(ODataFunctionCallExpression));
ODataFunctionCallExpression unExp = (ODataFunctionCallExpression)exp;
Assert.AreEqual(ExpressionType.Call, unExp.ExpressionType);
Assert.AreEqual("substringof", unExp.Name);
Assert.AreEqual("IsAvailable", unExp.Arguments.Cast<ODataMemberExpression>().First().Member);
Assert.AreEqual("Edm.Boolean", unExp.Arguments.Skip(1).Cast<ODataConstantExpression>().First().Value);
}
public void IndexOfMethodCallExpressionTest()
{
ODataFilterParser parser = new ODataFilterParser("indexof ( Exp, 'test' )");
ODataExpression exp = parser.Parse();
Assert.IsNotNull(exp);
Assert.IsTrue(exp.GetType() == typeof(ODataFunctionCallExpression));
ODataFunctionCallExpression unExp = (ODataFunctionCallExpression)exp;
Assert.AreEqual(ExpressionType.Call, unExp.ExpressionType);
Assert.AreEqual("indexof", unExp.Name);
Assert.AreEqual("Exp", unExp.Arguments.Cast<ODataMemberExpression>().First().Member);
Assert.AreEqual("test", unExp.Arguments.Skip(1).Cast<ODataConstantExpression>().First().Value);
}
public void NotExpressionTest()
{
ODataFilterParser parser = new ODataFilterParser("not IsAvailable");
ODataExpression exp = parser.Parse();
Assert.IsNotNull(exp);
Assert.IsTrue(exp.GetType() == typeof(ODataUnaryExpression));
ODataUnaryExpression unExp = (ODataUnaryExpression)exp;
Assert.AreEqual(ExpressionType.Not, unExp.ExpressionType);
ODataMemberExpression binExp = unExp.Operand as ODataMemberExpression;
Assert.IsNotNull(binExp);
Assert.AreEqual(ExpressionType.MemberAccess, binExp.ExpressionType);
Assert.IsNull(binExp.Instance);
Assert.AreEqual("IsAvailable", binExp.Member);
}
public void NegateExpressionTest()
{
ODataFilterParser parser = new ODataFilterParser("- (3.0 mod 5)");
ODataExpression exp = parser.Parse();
Assert.IsNotNull(exp);
Assert.IsTrue(exp.GetType() == typeof(ODataUnaryExpression));
ODataUnaryExpression unExp = (ODataUnaryExpression)exp;
Assert.AreEqual(ExpressionType.Negate, unExp.ExpressionType);
ODataBinaryExpression binExp = unExp.Operand as ODataBinaryExpression;
Assert.IsNotNull(binExp);
Assert.AreEqual(ExpressionType.Modulo, binExp.ExpressionType);
Assert.IsTrue(binExp.Left.GetType() == typeof(ODataConstantExpression));
Assert.AreEqual(3.0, ((ODataConstantExpression)binExp.Left).Value);
Assert.IsTrue(binExp.Right.GetType() == typeof(ODataConstantExpression));
Assert.AreEqual(5, ((ODataConstantExpression)binExp.Right).Value);
}
public void DivideExpressionTest()
{
ODataFilterParser parser = new ODataFilterParser("3.0 div 5");
ODataExpression exp = parser.Parse();
Assert.IsNotNull(exp);
Assert.IsTrue(exp.GetType() == typeof(ODataBinaryExpression));
ODataBinaryExpression binExp = (ODataBinaryExpression)exp;
Assert.AreEqual(ExpressionType.Divide, binExp.ExpressionType);
Assert.IsTrue(binExp.Left.GetType() == typeof(ODataConstantExpression));
Assert.AreEqual(3.0, ((ODataConstantExpression)binExp.Left).Value);
Assert.IsTrue(binExp.Right.GetType() == typeof(ODataConstantExpression));
Assert.AreEqual(5, ((ODataConstantExpression)binExp.Right).Value);
}
public void LessThanOrEqualExpressionTest()
{
ODataFilterParser parser = new ODataFilterParser("3 le 5L");
ODataExpression exp = parser.Parse();
Assert.IsNotNull(exp);
Assert.IsTrue(exp.GetType() == typeof(ODataBinaryExpression));
ODataBinaryExpression binExp = (ODataBinaryExpression)exp;
Assert.AreEqual(ExpressionType.LessThanOrEqual, binExp.ExpressionType);
Assert.IsTrue(binExp.Left.GetType() == typeof(ODataConstantExpression));
Assert.AreEqual(3, ((ODataConstantExpression)binExp.Left).Value);
Assert.IsTrue(binExp.Right.GetType() == typeof(ODataConstantExpression));
Assert.AreEqual(5L, ((ODataConstantExpression)binExp.Right).Value);
}