public void Will_return_list_of_length_zero_if_there_are_no_differences() { var differ = new TestableDiffer(); var res = differ.CreateCharacterDiffs("abc defg", "abc defg", false); Assert.NotNull(res); Assert.Equal(0, res.DiffBlocks.Count); }
public void Will_throw_if_newText_is_null() { var differ = new TestableDiffer(); var ex = Record.Exception(() => differ.CreateCharacterDiffs("someString", null, false)) as ArgumentNullException; Assert.NotNull(ex); Assert.Equal("newText", ex.ParamName); }
public void Will_return_correct_one_item_list_when_no_insertions() { var differ = new TestableDiffer(); var res = differ.CreateCharacterDiffs("ab ce", "abce", false); Assert.NotNull(res); Assert.Equal(1, res.DiffBlocks.Count); Assert.Equal(2, res.DiffBlocks[0].DeleteStartA); Assert.Equal(1, res.DiffBlocks[0].DeleteCountA); Assert.Equal(0, res.DiffBlocks[0].InsertCountB); }
public void Will_return_correct_one_item_list_for_strings_with_multiple_difference() { var differ = new TestableDiffer(); var res = differ.CreateCharacterDiffs("abcd", "abefgh", false); Assert.NotNull(res); Assert.Equal(1, res.DiffBlocks.Count); Assert.Equal(2, res.DiffBlocks[0].DeleteStartA); Assert.Equal(2, res.DiffBlocks[0].DeleteCountA); Assert.Equal(2, res.DiffBlocks[0].InsertStartB); Assert.Equal(4, res.DiffBlocks[0].InsertCountB); }
public void Will_return_correct_diff_block_when_newText_is_empty_and_oldText_is_non_empty() { var differ = new TestableDiffer(); var res = differ.CreateCharacterDiffs("xy w", "", false); Assert.NotNull(res); Assert.Equal(1, res.DiffBlocks.Count); Assert.Equal(0, res.DiffBlocks[0].DeleteStartA); Assert.Equal(4, res.DiffBlocks[0].DeleteCountA); Assert.Equal(0, res.DiffBlocks[0].InsertStartB); Assert.Equal(0, res.DiffBlocks[0].InsertCountB); }
public void Will_ignore_case_when_ignore_case_is_true() { var differ = new TestableDiffer(); var res = differ.CreateCharacterDiffs("zabcd", "XVABEFGH", false, true); Assert.NotNull(res); Assert.Equal(2, res.DiffBlocks.Count); Assert.Equal(0, res.DiffBlocks[0].DeleteStartA); Assert.Equal(1, res.DiffBlocks[0].DeleteCountA); Assert.Equal(0, res.DiffBlocks[0].InsertStartB); Assert.Equal(2, res.DiffBlocks[0].InsertCountB); Assert.Equal(3, res.DiffBlocks[1].DeleteStartA); Assert.Equal(2, res.DiffBlocks[1].DeleteCountA); Assert.Equal(4, res.DiffBlocks[1].InsertStartB); Assert.Equal(4, res.DiffBlocks[1].InsertCountB); }