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from __future__ import annotations
from rich.highlighter import JSONHighlighter
from rich.text import Text
from textual.app import App, ComposeResult
from textual.containers import Container
from textual.widgets import Input
from textual.widgets.input import Selection
class InputApp(App[None]):
TEST_TEXT = "Let's rock!"
CSS = """
Container, Input {
height: auto;
}
"""
def compose(self) -> ComposeResult:
with Container():
yield Input(self.TEST_TEXT)
async def test_internal_value_no_password():
"""The displayed value should be the input value."""
async with InputApp().run_test() as pilot:
assert pilot.app.query_one(Input)._value == Text(pilot.app.TEST_TEXT)
async def test_internal_value_password():
"""The displayed value should be a password text."""
async with InputApp().run_test() as pilot:
pilot.app.query_one(Input).password = True
assert pilot.app.query_one(Input)._value == Text("•" * len(pilot.app.TEST_TEXT))
async def test_internal_value_highlighted():
async with InputApp().run_test() as pilot:
pilot.app.query_one(Input).highlighter = JSONHighlighter()
test_text = f'{{"test": "{pilot.app.TEST_TEXT}"}}'
pilot.app.query_one(Input).value = test_text
assert pilot.app.query_one(Input)._value == JSONHighlighter()(test_text)
async def test_cursor_toggle():
"""Cursor toggling should toggle the cursor."""
async with InputApp().run_test() as pilot:
input_widget = pilot.app.query_one(Input)
input_widget.cursor_blink = False
assert input_widget._cursor_visible is True
input_widget._toggle_cursor()
assert input_widget._cursor_visible is False
async def test_input_height():
"""Height should be 1 even if set to auto."""
async with InputApp().run_test() as pilot:
input_widget = pilot.app.query_one(Input)
assert (
input_widget.styles.height.value == input_widget.parent.styles.height.value
)
assert input_widget.parent.styles.height.value == 1
async def test_input_selected_text():
async with InputApp().run_test() as pilot:
input_widget = pilot.app.query_one(Input)
input_widget.value = "Hello, world!"
input_widget.selection = Selection(0, 4)
assert input_widget.selected_text == "Hell"
# Reverse selection
input_widget.selection = Selection(4, 0)
assert input_widget.selected_text == "Hell"
# Empty selection
input_widget.selection = Selection(4, 4)
assert input_widget.selected_text == ""
async def test_input_selection_deleted_programmatically():
async with InputApp().run_test() as pilot:
input_widget = pilot.app.query_one(Input)
input_widget.value = "Hello, world!"
input_widget.selection = Selection(0, 4)
input_widget.delete_selection()
assert input_widget.value == "o, world!"
# Reverse selection
input_widget.value = "Hello, world!"
input_widget.selection = Selection(4, 0)
input_widget.delete_selection()
assert input_widget.value == "o, world!"
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