public void ShouldReturnInputWhenBacklistIsEmpty()
{
// Arrange
var input = new Dictionary <string, int>
{
{ "one", 1 },
{ "two", 2 },
{ "three", 3 }
};
var sut = new WordBlacklist(Enumerable.Empty <string>());
// Act
var actual = sut.Process(input);
// Assert
Assert.Equal(input, actual);
}
public void ShouldReturnInputListWhenBlacklistOnlyHasDifferentEntries()
{
// Arrange
var input = new Dictionary <string, int>
{
{ "one", 1 },
{ "two", 2 },
{ "three", 3 }
};
var blackList = new[] { "four" };
var sut = new WordBlacklist(blackList);
// Act
var actual = sut.Process(input);
// Assert
Assert.Equal(input, actual);
}
public void ShouldOnlyRemoveBlacklistedWords()
{
// Arrange
var input = new Dictionary <string, int>
{
{ "one", 1 },
{ "two", 2 },
{ "three", 3 }
};
var blackList = new[] { "two" };
var sut = new WordBlacklist(blackList);
// Act
var actual = sut.Process(input);
// Assert
Assert.DoesNotContain("two", actual.Keys);
Assert.Contains("one", actual.Keys);
Assert.Contains("three", actual.Keys);
}