public void AddFilter_AddingAFilterWhenFilterIsAlreadyAdded_FilterManagerHasOneFilter()
{
// Arrange
FilterManager target = new FilterManager();
var filter = Mock.Create<IFilter>();
// Act
target.AddFilter(filter);
target.AddFilter(filter);
// Assert
Assert.IsTrue(target.CurrentFilters.Length == 1);
}
public void AddFilter_AddingAFilterForEmptyManager_FilterManagerHasOneFilter()
{
// Arrange
FilterManager target = new FilterManager();
var filter = Mock.Create<IFilter>();
// Act
target.AddFilter(filter);
// Assert
Assert.IsTrue(target.CurrentFilters.Contains(filter));
}
public void RemoveFilter_RemovingAFilterWhenFilterExist_FilterManagerRemainEmptyFilters()
{
// Arrange
FilterManager target = new FilterManager();
var filter = Mock.Create<IFilter>();
target.AddFilter(filter);
// Act
target.RemoveFilter(filter);
// Assert
Assert.IsTrue(target.CurrentFilters.Length == 0);
}
public void RemoveFilter_RemovingAFilterWhenOtherFilterExist_FilterManagerShouldContainThatFilters()
{
// Arrange
FilterManager target = new FilterManager();
var filter = Mock.Create<IFilter>();
var filter2 = Mock.Create<IFilter>();
target.AddFilter(filter);
target.AddFilter(filter2);
// Act
target.RemoveFilter(filter);
// Assert
Assert.IsTrue(target.CurrentFilters.Contains(filter2));
Assert.IsFalse(target.CurrentFilters.Contains(filter));
}
