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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 17:35:20 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 17:35:20 +0000 |
commit | e106bf94eff07d9a59771d9ccc4406421e18ab64 (patch) | |
tree | edb6545500e39df9c67aa918a6125bffc8ec1aee /tests/test_buffer.py | |
parent | Initial commit. (diff) | |
download | prompt-toolkit-e106bf94eff07d9a59771d9ccc4406421e18ab64.tar.xz prompt-toolkit-e106bf94eff07d9a59771d9ccc4406421e18ab64.zip |
Adding upstream version 3.0.36.upstream/3.0.36upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | tests/test_buffer.py | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/tests/test_buffer.py b/tests/test_buffer.py new file mode 100644 index 0000000..413ec98 --- /dev/null +++ b/tests/test_buffer.py @@ -0,0 +1,110 @@ +import pytest + +from prompt_toolkit.buffer import Buffer + + +@pytest.fixture +def _buffer(): + buff = Buffer() + return buff + + +def test_initial(_buffer): + assert _buffer.text == "" + assert _buffer.cursor_position == 0 + + +def test_insert_text(_buffer): + _buffer.insert_text("some_text") + assert _buffer.text == "some_text" + assert _buffer.cursor_position == len("some_text") + + +def test_cursor_movement(_buffer): + _buffer.insert_text("some_text") + _buffer.cursor_left() + _buffer.cursor_left() + _buffer.cursor_left() + _buffer.cursor_right() + _buffer.insert_text("A") + + assert _buffer.text == "some_teAxt" + assert _buffer.cursor_position == len("some_teA") + + +def test_backspace(_buffer): + _buffer.insert_text("some_text") + _buffer.cursor_left() + _buffer.cursor_left() + _buffer.delete_before_cursor() + + assert _buffer.text == "some_txt" + assert _buffer.cursor_position == len("some_t") + + +def test_cursor_up(_buffer): + # Cursor up to a line thats longer. + _buffer.insert_text("long line1\nline2") + _buffer.cursor_up() + + assert _buffer.document.cursor_position == 5 + + # Going up when already at the top. + _buffer.cursor_up() + assert _buffer.document.cursor_position == 5 + + # Going up to a line that's shorter. + _buffer.reset() + _buffer.insert_text("line1\nlong line2") + + _buffer.cursor_up() + assert _buffer.document.cursor_position == 5 + + +def test_cursor_down(_buffer): + _buffer.insert_text("line1\nline2") + _buffer.cursor_position = 3 + + # Normally going down + _buffer.cursor_down() + assert _buffer.document.cursor_position == len("line1\nlin") + + # Going down to a line that's shorter. + _buffer.reset() + _buffer.insert_text("long line1\na\nb") + _buffer.cursor_position = 3 + + _buffer.cursor_down() + assert _buffer.document.cursor_position == len("long line1\na") + + +def test_join_next_line(_buffer): + _buffer.insert_text("line1\nline2\nline3") + _buffer.cursor_up() + _buffer.join_next_line() + + assert _buffer.text == "line1\nline2 line3" + + # Test when there is no '\n' in the text + _buffer.reset() + _buffer.insert_text("line1") + _buffer.cursor_position = 0 + _buffer.join_next_line() + + assert _buffer.text == "line1" + + +def test_newline(_buffer): + _buffer.insert_text("hello world") + _buffer.newline() + + assert _buffer.text == "hello world\n" + + +def test_swap_characters_before_cursor(_buffer): + _buffer.insert_text("hello world") + _buffer.cursor_left() + _buffer.cursor_left() + _buffer.swap_characters_before_cursor() + + assert _buffer.text == "hello wrold" |