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namespace Simple.Data.UnitTest
{
using NUnit.Framework;
[TestFixture]
public class MathReferenceTest
{
static readonly dynamic Db = new Database(null);
[Test]
public void MathReferenceWithEqualsMakesExpression()
{
AssertHelper(Db.foo.id + 1 == 1, SimpleExpressionType.Equal, 1);
}
[Test]
public void MathReferenceWithNotEqualsMakesExpression()
{
AssertHelper(Db.foo.id - 1 != 1, SimpleExpressionType.NotEqual, 1);
}
[Test]
public void MathReferenceWithGreaterThanMakesExpression()
{
AssertHelper(Db.foo.id * 1 > 1, SimpleExpressionType.GreaterThan, 1);
}
[Test]
public void MathReferenceWithLessThanMakesExpression()
{
AssertHelper(Db.foo.id / 2 < 1, SimpleExpressionType.LessThan, 1);
}
[Test]
public void MathReferenceWithGreaterThanOrEqualMakesExpression()
{
AssertHelper(Db.foo.id % 1 >= 1, SimpleExpressionType.GreaterThanOrEqual, 1);
}
[Test]
public void MathReferenceWithLessThanOrEqualMakesExpression()
{
AssertHelper(Db.foo.id % 2 <= 1, SimpleExpressionType.LessThanOrEqual, 1);
}
[Test]
public void EqualsShouldPass()
{
MathReference first = Db.foo.id % 1;
MathReference second = Db.foo.id % 1;
Assert.IsTrue(first.Equals(second));
}
private static void AssertHelper<T>(SimpleExpression actual, SimpleExpressionType expectedType, T expectedRightOperand)
{
Assert.AreEqual(Db.foo.id, ((MathReference)actual.LeftOperand).LeftOperand);
Assert.AreEqual(expectedType, actual.Type);
Assert.AreEqual(expectedRightOperand, actual.RightOperand);
}
}
}