public void InvokeNullCollectionLinqToEntities_Exception()
{
var sut = new MinLengthSpecification <int[]>(0, true);
var exception = Record.Exception(() => sut.GetExpression().Compile().Invoke(null));
Assert.NotNull(exception);
Assert.IsType <ArgumentNullException>(exception);
}
public void InvokeValidCandidate_ReturnTrue <T>(T candidate, int minLength)
where T : IEnumerable
{
var sut = new MinLengthSpecification <T>(minLength);
var result = sut.GetExpression().Compile().Invoke(candidate);
Assert.True(result);
}
public void NonGenericILinqSpecification_ReturnExpressionAsAbstractExpression()
{
var sut = new MinLengthSpecification <string>(0);
var expected = sut.GetExpression().ToString();
var sutExpression = ((ILinqSpecification)sut).GetExpression();
var result = sutExpression.ToString();
Assert.Equal(expected, result);
}
public void InvokeInvalidCandidate_ReturnFalse <T>(T candidate, int minLength)
where T : IEnumerable
{
candidate = candidate?.ToString() != "null" ? candidate : default;
var sut = new MinLengthSpecification <T>(minLength);
var result = sut.GetExpression().Compile().Invoke(candidate);
Assert.False(result);
}