def edit_line(): staticdiffmodel = _make_static_diffmodel() old_static_lines = list( ln.clone() for ln in staticdiffmodel.get_lines() ) editable = EditableDiffModel( staticdiffmodel ) # Change one line editable.edit_lines( 3, 3, directions.RIGHT, ( "edited", ) ) # The line before is unchanged ln = editable.get_line( 2 ) assert_strings_equal( ln.left, "line 3 here" ) assert_strings_equal( ln.right, "line 3 here" ) assert( ln.status == difflinetypes.IDENTICAL ) assert( ln.left_edited == False ) assert( ln.right_edited == False ) # The line itself is changed, and marked as EDITED ln = editable.get_line( 3 ) assert_strings_equal( ln.left, "line 4 here" ) assert_strings_equal( ln.right, "edited" ) assert( ln.status == difflinetypes.DIFFERENT ) assert( ln.left_edited == False ) assert( ln.right_edited == True ) # The line after is unchanged ln = editable.get_line( 4 ) assert_strings_equal( ln.left, "line 5 here" ) assert_strings_equal( ln.right, "line 5 here different" ) assert( ln.status == difflinetypes.DIFFERENT ) assert( ln.left_edited == False ) assert( ln.right_edited == False ) # The underlying diffmodel has not been altered assert_lines_lists_equal( old_static_lines, staticdiffmodel.get_lines() )
def add_lines_spanning(): """If an add overlaps the entire region we asking for, we still calculate the right answer.""" staticdiffmodel = _make_static_diffmodel() editable = EditableDiffModel( staticdiffmodel ) editable.add_lines( 1, directions.RIGHT, [ "new line 1a", "new line 1b", "new line 1c", "new line 1d", ] ) # Get some lines containing the add lines = editable.get_lines( 2, 4 ) assert( len( lines ) == 2 ) ln = lines[0] assert_strings_equal( ln.left, None ) assert_strings_equal( ln.right, "new line 1b" ) assert( ln.status == difflinetypes.DIFFERENT ) assert( ln.left_edited == False ) assert( ln.right_edited == True ) assert( ln == editable.get_line( 2 ) ) # Sanity for get_line ln = lines[1] assert_strings_equal( ln.left, None ) assert_strings_equal( ln.right, "new line 1c" ) assert( ln.status == difflinetypes.DIFFERENT ) assert( ln.left_edited == False ) assert( ln.right_edited == True ) assert( ln == editable.get_line( 3 ) ) # Sanity for get_line
def add_lines_after_overlapping(): """The lines after an add are shifted down, even when the adds are overlapping.""" staticdiffmodel = _make_static_diffmodel() editable = EditableDiffModel( staticdiffmodel ) editable.add_lines( 2, directions.LEFT, ["new line 2a", "new line 2c"] ) editable.add_lines( 3, directions.LEFT, ["new line 2b"] ) # Get some lines after the add lines = editable.get_lines( 6, 8 ) assert( len( lines ) == 2 ) ln = lines[0] assert_strings_equal( ln.left, "line 4 here" ) assert_strings_equal( ln.right, "line 4 here" ) assert( ln.status == difflinetypes.IDENTICAL ) assert( ln.left_edited == False ) assert( ln.right_edited == False ) assert( ln == editable.get_line( 6 ) ) # Sanity for get_line ln = lines[1] assert_strings_equal( ln.left, "line 5 here" ) assert_strings_equal( ln.right, "line 5 here different" ) assert( ln.status == difflinetypes.DIFFERENT ) assert( ln.left_edited == False ) assert( ln.right_edited == False ) assert( ln == editable.get_line( 7 ) ) # Sanity for get_line
def get_line_before_start(): staticdiffmodel = _make_static_diffmodel() editable = EditableDiffModel( staticdiffmodel ) editable.edit_lines( 2, 4, directions.RIGHT, ( "edited 3b", "edited 3b", "edited 3c" ) ) line = editable.get_line( 1 ) assert( line is not None ) # We ask for a line out of range and get None line = editable.get_line( -1 ) assert( line is None )
def get_line_beyond_end(): staticdiffmodel = _make_static_diffmodel() editable = EditableDiffModel( staticdiffmodel ) editable.edit_lines( 0, 2, directions.RIGHT, ( "edited 1b", "edited 2b", "edited 3b" ) ) line = editable.get_line( 9 ) assert( line is not None ) # We ask for a line out of range and get None line = editable.get_line( 10 ) assert( line is None )
def add_lines_containing(): """The lines containing an add are calculated correctly.""" staticdiffmodel = _make_static_diffmodel() editable = EditableDiffModel( staticdiffmodel ) editable.add_lines( 3, directions.LEFT, ["new line 3a", "new line 3b"] ) # Get some lines containing the add lines = editable.get_lines( 1, 6 ) assert( len( lines ) == 5 ) ln = lines[0] assert_strings_equal( ln.left, "line 2 here" ) assert_strings_equal( ln.right, "line 2 here" ) assert( ln.status == difflinetypes.IDENTICAL ) assert( ln.left_edited == False ) assert( ln.right_edited == False ) assert( ln == editable.get_line( 1 ) ) # Sanity for get_line ln = lines[1] assert_strings_equal( ln.left, "line 3 here" ) assert_strings_equal( ln.right, "line 3 here" ) assert( ln.status == difflinetypes.IDENTICAL ) assert( ln.left_edited == False ) assert( ln.right_edited == False ) assert( ln == editable.get_line( 2 ) ) # Sanity for get_line ln = lines[2] assert_strings_equal( ln.left, "new line 3a" ) assert_strings_equal( ln.right, None ) assert( ln.status == difflinetypes.DIFFERENT ) assert( ln.left_edited == True ) assert( ln.right_edited == False ) assert( ln == editable.get_line( 3 ) ) # Sanity for get_line ln = lines[3] assert_strings_equal( ln.left, "new line 3b" ) assert_strings_equal( ln.right, None ) assert( ln.status == difflinetypes.DIFFERENT ) assert( ln.left_edited == True ) assert( ln.right_edited == False ) assert( ln == editable.get_line( 4 ) ) # Sanity for get_line ln = lines[4] assert_strings_equal( ln.left, "line 4 here" ) assert_strings_equal( ln.right, "line 4 here" ) assert( ln.status == difflinetypes.IDENTICAL ) assert( ln.left_edited == False ) assert( ln.right_edited == False ) assert( ln == editable.get_line( 5 ) ) # Sanity for get_line
def edit_doesnt_touch(): staticdiffmodel = _make_static_diffmodel() editable = EditableDiffModel( staticdiffmodel ) # Change 3 lines editable.edit_lines( 1, 3, directions.RIGHT, ( "edited 2", "edited 3", "edited 4" ) ) # Just ask for line 9 lines = editable.get_lines( 9, 10 ) assert( len( lines ) == 1 ) assert_strings_equal( lines[0].left, "previous 10" ) assert_strings_equal( lines[0].right, "line 10 here" ) assert( lines[0].status == difflinetypes.DIFFERENT ) assert( lines[0].left_edited == False ) assert( lines[0].right_edited == False ) ln = editable.get_line( 8 ) assert_strings_equal( ln.left, "line 9 here" ) assert_strings_equal( ln.right, "line 9 here" ) assert( ln.status == difflinetypes.IDENTICAL ) assert( ln.left_edited == False ) assert( ln.right_edited == False )
def add_lines_overlapping_left(): """If an add overlaps the region we are asking for on the left, we still calculate the right answer.""" staticdiffmodel = _make_static_diffmodel() editable = EditableDiffModel( staticdiffmodel ) editable.add_lines( 3, directions.RIGHT, [ "new line 3a", "new line 3b", "new line 3c", "new line 3d", ] ) # Get some lines containing the add lines = editable.get_lines( 5, 8 ) assert( len( lines ) == 3 ) ln = lines[0] assert_strings_equal( ln.left, None ) assert_strings_equal( ln.right, "new line 3c" ) assert( ln.status == difflinetypes.DIFFERENT ) assert( ln.left_edited == False ) assert( ln.right_edited == True ) assert( ln == editable.get_line( 5 ) ) # Sanity for get_line ln = editable.get_line( 6 ) assert_strings_equal( ln.left, None ) assert_strings_equal( ln.right, "new line 3d" ) assert( ln.status == difflinetypes.DIFFERENT ) assert( ln.left_edited == False ) assert( ln.right_edited == True ) assert( ln == lines[1] ) # Sanity - get_lines gives same answer as get_line ln = lines[2] assert_strings_equal( ln.left, "line 4 here" ) assert_strings_equal( ln.right, "line 4 here" ) assert( ln.status == difflinetypes.IDENTICAL ) assert( ln.left_edited == False ) assert( ln.right_edited == False ) assert( ln == editable.get_line( 7 ) ) # Sanity for get_line
def add_lines_before(): """The lines before an add are unaffected by it.""" staticdiffmodel = _make_static_diffmodel() editable = EditableDiffModel( staticdiffmodel ) editable.add_lines( 3, directions.LEFT, ["new line 3a", "new line 3b"] ) editable.add_lines( 6, directions.LEFT, ["new line 4a", "new line 4b"] ) # Get some lines before the add lines = editable.get_lines( 0, 3 ) assert( len( lines ) == 3 ) ln = lines[0] assert_strings_equal( ln.left, "line 1 here" ) assert_strings_equal( ln.right, "line 1 here" ) assert( ln.status == difflinetypes.IDENTICAL ) assert( ln.left_edited == False ) assert( ln.right_edited == False ) assert( ln == editable.get_line( 0 ) ) # Sanity for get_line ln = lines[1] assert_strings_equal( ln.left, "line 2 here" ) assert_strings_equal( ln.right, "line 2 here" ) assert( ln.status == difflinetypes.IDENTICAL ) assert( ln.left_edited == False ) assert( ln.right_edited == False ) assert( ln == editable.get_line( 1 ) ) # Sanity for get_line ln = lines[2] assert_strings_equal( ln.left, "line 3 here" ) assert_strings_equal( ln.right, "line 3 here" ) assert( ln.status == difflinetypes.IDENTICAL ) assert( ln.left_edited == False ) assert( ln.right_edited == False ) assert( ln == editable.get_line( 2 ) ) # Sanity for get_line
def edit_spans_before_and_after(): staticdiffmodel = _make_static_diffmodel() editable = EditableDiffModel( staticdiffmodel ) # Change all 10 lines editable.edit_lines( 0, 9, directions.RIGHT, ( "edited 1", "edited 2", "edited 3", "edited 4", "edited 5", "edited 6", "edited 7", "edited 8", "edited 9", "edited 10" ) ) # Just ask for lines 7, 8 and 9 lines = editable.get_lines( 6, 10 ) assert( len( lines ) == 4 ) assert_strings_equal( lines[0].left, "line 7 here" ) assert_strings_equal( lines[0].right, "edited 7" ) assert( lines[0].status == difflinetypes.DIFFERENT ) assert( lines[0].left_edited == False ) assert( lines[0].right_edited == True ) assert_strings_equal( lines[1].left, "line 8 here" ) assert_strings_equal( lines[1].right, "edited 8" ) assert( lines[1].status == difflinetypes.DIFFERENT ) assert( lines[1].left_edited == False ) assert( lines[1].right_edited == True ) assert_strings_equal( lines[2].left, "line 9 here" ) assert_strings_equal( lines[2].right, "edited 9" ) assert( lines[2].status == difflinetypes.DIFFERENT ) assert( lines[2].left_edited == False ) assert( lines[2].right_edited == True ) ln = editable.get_line( 0 ) assert_strings_equal( ln.left, "line 1 here" ) assert_strings_equal( ln.right, "edited 1" ) assert( ln.status == difflinetypes.DIFFERENT ) assert( ln.left_edited == False ) assert( ln.right_edited == True )
def add_inside_another_add(): """If an add lands inside another add, we still calculate the right answer.""" staticdiffmodel = _make_static_diffmodel() editable = EditableDiffModel( staticdiffmodel ) editable.add_lines( 1, directions.RIGHT, [ "new line 1a", "new line 1b", "new line 1c", "new line 1d", ] ) editable.add_lines( 3, directions.LEFT, [ "new line 1bi", "new line 1bii", ] ) # Get some lines containing the add lines = editable.get_lines( 0 , 8 ) assert( len( lines ) == 8 ) ln = lines[0] assert_strings_equal( ln.left, "line 1 here" ) assert_strings_equal( ln.right, "line 1 here" ) assert( ln == editable.get_line( 0 ) ) # Sanity for get_line ln = lines[1] assert_strings_equal( ln.left, None ) assert_strings_equal( ln.right, "new line 1a" ) assert( ln.status == difflinetypes.DIFFERENT ) assert( ln.left_edited == False ) assert( ln.right_edited == True ) assert( ln == editable.get_line( 1 ) ) # Sanity for get_line ln = lines[2] assert_strings_equal( ln.left, None ) assert_strings_equal( ln.right, "new line 1b" ) assert( ln == editable.get_line( 2 ) ) # Sanity for get_line ln = lines[3] assert_strings_equal( ln.left, "new line 1bi" ) assert_strings_equal( ln.right, None ) assert( ln.status == difflinetypes.DIFFERENT ) assert( ln.left_edited == True ) assert( ln.right_edited == False ) assert( ln == editable.get_line( 3 ) ) # Sanity for get_line ln = lines[4] assert_strings_equal( ln.left, "new line 1bii" ) assert_strings_equal( ln.right, None ) assert( ln == editable.get_line( 4 ) ) # Sanity for get_line ln = lines[5] assert_strings_equal( ln.left, None ) assert_strings_equal( ln.right, "new line 1c" ) assert( ln.status == difflinetypes.DIFFERENT ) assert( ln.left_edited == False ) assert( ln.right_edited == True ) assert( ln == editable.get_line( 5 ) ) # Sanity for get_line ln = lines[6] assert_strings_equal( ln.left, None ) assert_strings_equal( ln.right, "new line 1d" ) assert( ln == editable.get_line( 6 ) ) # Sanity for get_line ln = lines[7] assert_strings_equal( ln.left, "line 2 here" ) assert_strings_equal( ln.right, "line 2 here" ) assert( ln == editable.get_line( 7 ) ) # Sanity for get_line
