public void TEST_And_GIVEN_IdentitySpecification_EXPECT_ToReturnOther()
{
// Arrange
var all = Specification <bool> .All;
var isFalseSpec = new IsFalseSpecification();
// Act
// Assert
Assert.Same(all.And(isFalseSpec), isFalseSpec);
Assert.Same(isFalseSpec.And(all), isFalseSpec);
}
public void TEST_Or_GIVEN_IdentitySpecification_EXPECT_ToReturnIdentitySpecification()
{
// Arrange
var all = Specification <bool> .All;
var isFalseSpec = new IsFalseSpecification();
// Act
// Assert
Assert.Same(all.Or(isFalseSpec), all);
Assert.Same(isFalseSpec.Or(all), all);
}
public void TEST_IsSatisfiedBy_GIVEN_True_EXPECT_False()
{
// Arrange
var target = new IsFalseSpecification();
// Act
var result = target.IsSatisfiedBy(true);
// Assert
Assert.False(result);
}
public void TEST_Not_GIVEN_Specification_EXPECT_ToReturnInversedSpecification()
{
// Arrange
var isFalseSpec = new IsFalseSpecification();
// Act
var target = isFalseSpec.Not();
// Assert
Assert.True(target.IsSatisfiedBy(true));
Assert.True(target.ToExpression().Compile()(true));
}
public void TEST_Or_GIVEN_TwoSpecifications_EXPECT_ToCombine()
{
// Arrange
var isTrueSpec = new IsTrueSpecification();
var isFalseSpec = new IsFalseSpecification();
// Act
var target = isTrueSpec.Or(isFalseSpec);
// Assert
Assert.True(target.IsSatisfiedBy(true));
Assert.True(target.ToExpression().Compile()(true));
}