public void InvokeNullCollectionLinqToEntities_Exception()
{
var specification = MockComplexSpecification <int> .True();
var sut = new AnySpecification <int[], int>(specification, true);
var exception = Record.Exception(() => sut.GetExpression().Compile().Invoke(null));
Assert.NotNull(exception);
Assert.IsType <ArgumentNullException>(exception);
}
public void CorrectComplexSpecification_ReturnExpressionForAny()
{
ISpecification <string> specification = MockComplexSpecification <string> .True();
var sut = new AnySpecification <string[], string>(specification);
var sutExpression = sut.GetExpression();
var result = sutExpression.ToString();
Assert.Equal(@"candidate => ((candidate != null) AndAlso candidate.Any(candidate => True))", result);
}
public void InvokeAnyElementsValid_ReturnTrue <T, TType>(T candidate,
Expression <Func <TType, bool> > expression)
where T : IEnumerable <TType>
{
var specification = new MockComplexSpecification <TType>(expression);
var sut = new AnySpecification <T, TType>(specification);
var result = sut.GetExpression().Compile().Invoke(candidate);
Assert.True(result);
}
public void CastCorrectSpecification_ReturnExpressionWithParameterFromSelector()
{
ISpecification <string> specification = MockComplexSpecification <string> .True();
var sut = new AnySpecification <string[], string>(specification);
var expected = sut.GetExpression().ToString();
var sutExpression = (Expression)sut;
var result = sutExpression.ToString();
Assert.Equal(expected, result);
}
public void NonGenericILinqSpecification_ReturnBaseExpressionAsAbstractExpression()
{
ISpecification <string> specification = MockComplexSpecification <string> .True();
var sut = new AnySpecification <string[], string>(specification);
var expected = sut.GetExpression().ToString();
var sutExpression = ((ILinqSpecification)sut).GetExpression();
var result = sutExpression.ToString();
Assert.Equal(expected, result);
}
public void InvokeRelatedTypes_NoException()
{
var specification = MockComplexSpecification <IEnumerable <int> > .True();
var exception = Record.Exception(() =>
{
var sut = new AnySpecification <IEnumerable <EquatableFakeType>, EquatableFakeType>(specification);
sut.GetExpression().Compile().Invoke(new EquatableFakeType[0]);
});
Assert.Null(exception);
}
public void InvokeNotAnyElementsValid_ReturnFalse <T, TType>(T candidate,
Expression <Func <TType, bool> > expression)
where T : IEnumerable <TType>
{
candidate = candidate?.ToString() != "null" ? candidate : default;
var specification = new MockComplexSpecification <TType>(expression);
var sut = new AnySpecification <T, TType>(specification);
var result = sut.GetExpression().Compile().Invoke(candidate);
Assert.False(result);
}
