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b148ab2aa9
Validate the `Input` selection when the value changes, to ensure it accounts for the length of the new value. Fixes #5811
109 lines
3.6 KiB
Python
109 lines
3.6 KiB
Python
from __future__ import annotations
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from rich.highlighter import JSONHighlighter
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from rich.text import Text
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from textual.app import App, ComposeResult
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from textual.containers import Container
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from textual.widgets import Input
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from textual.widgets.input import Selection
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class InputApp(App[None]):
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TEST_TEXT = "Let's rock!"
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CSS = """
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Container, Input {
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height: auto;
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}
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"""
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def compose(self) -> ComposeResult:
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with Container():
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yield Input(self.TEST_TEXT)
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async def test_internal_value_no_password():
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"""The displayed value should be the input value."""
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async with InputApp().run_test() as pilot:
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assert pilot.app.query_one(Input)._value == Text(pilot.app.TEST_TEXT)
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async def test_internal_value_password():
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"""The displayed value should be a password text."""
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async with InputApp().run_test() as pilot:
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pilot.app.query_one(Input).password = True
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assert pilot.app.query_one(Input)._value == Text("•" * len(pilot.app.TEST_TEXT))
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async def test_internal_value_highlighted():
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async with InputApp().run_test() as pilot:
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pilot.app.query_one(Input).highlighter = JSONHighlighter()
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test_text = f'{{"test": "{pilot.app.TEST_TEXT}"}}'
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pilot.app.query_one(Input).value = test_text
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assert pilot.app.query_one(Input)._value == JSONHighlighter()(test_text)
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async def test_cursor_toggle():
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"""Cursor toggling should toggle the cursor."""
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async with InputApp().run_test() as pilot:
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input_widget = pilot.app.query_one(Input)
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input_widget.cursor_blink = False
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assert input_widget._cursor_visible is True
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input_widget._toggle_cursor()
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assert input_widget._cursor_visible is False
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async def test_input_height():
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"""Height should be 1 even if set to auto."""
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async with InputApp().run_test() as pilot:
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input_widget = pilot.app.query_one(Input)
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assert (
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input_widget.styles.height.value == input_widget.parent.styles.height.value
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)
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assert input_widget.parent.styles.height.value == 1
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async def test_input_selected_text():
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async with InputApp().run_test() as pilot:
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input_widget = pilot.app.query_one(Input)
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input_widget.value = "Hello, world!"
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input_widget.selection = Selection(0, 4)
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assert input_widget.selected_text == "Hell"
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# Reverse selection
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input_widget.selection = Selection(4, 0)
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assert input_widget.selected_text == "Hell"
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# Empty selection
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input_widget.selection = Selection(4, 4)
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assert input_widget.selected_text == ""
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async def test_input_selection_deleted_programmatically():
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async with InputApp().run_test() as pilot:
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input_widget = pilot.app.query_one(Input)
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input_widget.value = "Hello, world!"
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input_widget.selection = Selection(0, 4)
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input_widget.delete_selection()
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assert input_widget.value == "o, world!"
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# Reverse selection
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input_widget.value = "Hello, world!"
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input_widget.selection = Selection(4, 0)
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input_widget.delete_selection()
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assert input_widget.value == "o, world!"
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async def test_input_selection_is_valid_after_updating_value():
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"""Regression test for https://github.com/Textualize/textual/issues/5811"""
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app = InputApp()
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async with app.run_test() as pilot:
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input_widget = pilot.app.query_one(Input)
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# Sanity check (by default focusing the input selects all text)
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assert input_widget.selection == (0, len(input_widget.value))
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input_widget.value = "foo"
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assert input_widget.selection == (0, len(input_widget.value))
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