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f95e30870b
* Add a message for the tabbed content activated * Add a docstring * Testing tabbed content activated message * Update changelog * Add reference to the docs about TabbedContent.TabActivated
116 lines
4.0 KiB
Python
116 lines
4.0 KiB
Python
import pytest
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from textual.app import App, ComposeResult
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from textual.widgets import Label, TabbedContent, TabPane
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async def test_tabbed_content_switch():
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"""Check tab navigation."""
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class TabbedApp(App):
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def compose(self) -> ComposeResult:
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with TabbedContent():
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with TabPane("foo", id="foo"):
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yield Label("Foo", id="foo-label")
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with TabPane("bar", id="bar"):
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yield Label("Bar", id="bar-label")
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with TabPane("baz", id="baz"):
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yield Label("Baz", id="baz-label")
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app = TabbedApp()
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async with app.run_test() as pilot:
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tabbed_content = app.query_one(TabbedContent)
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# Check first tab
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assert tabbed_content.active == "foo"
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assert app.query_one("#foo-label").region
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assert not app.query_one("#bar-label").region
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assert not app.query_one("#baz-label").region
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# Click second tab
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await pilot.click("Tab#bar")
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assert tabbed_content.active == "bar"
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assert not app.query_one("#foo-label").region
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assert app.query_one("#bar-label").region
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assert not app.query_one("#baz-label").region
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# Click third tab
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await pilot.click("Tab#baz")
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assert tabbed_content.active == "baz"
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assert not app.query_one("#foo-label").region
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assert not app.query_one("#bar-label").region
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assert app.query_one("#baz-label").region
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# Press left
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await pilot.press("left")
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assert tabbed_content.active == "bar"
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assert not app.query_one("#foo-label").region
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assert app.query_one("#bar-label").region
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assert not app.query_one("#baz-label").region
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# Press right
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await pilot.press("right")
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assert tabbed_content.active == "baz"
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assert not app.query_one("#foo-label").region
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assert not app.query_one("#bar-label").region
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assert app.query_one("#baz-label").region
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# Check fail with non existent tab
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with pytest.raises(ValueError):
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tabbed_content.active = "X"
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# Check fail with empty tab
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with pytest.raises(ValueError):
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tabbed_content.active = ""
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async def test_tabbed_content_initial():
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"""Checked tabbed content with non-default tab."""
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class TabbedApp(App):
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def compose(self) -> ComposeResult:
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with TabbedContent(initial="bar"):
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with TabPane("foo", id="foo"):
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yield Label("Foo", id="foo-label")
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with TabPane("bar", id="bar"):
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yield Label("Bar", id="bar-label")
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with TabPane("baz", id="baz"):
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yield Label("Baz", id="baz-label")
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app = TabbedApp()
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async with app.run_test():
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tabbed_content = app.query_one(TabbedContent)
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assert tabbed_content.active == "bar"
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# Check only bar is visible
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assert not app.query_one("#foo-label").region
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assert app.query_one("#bar-label").region
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assert not app.query_one("#baz-label").region
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async def test_tabbed_content_messages():
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class TabbedApp(App):
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message = None
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def compose(self) -> ComposeResult:
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with TabbedContent(initial="bar"):
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with TabPane("foo", id="foo"):
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yield Label("Foo", id="foo-label")
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with TabPane("bar", id="bar"):
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yield Label("Bar", id="bar-label")
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with TabPane("baz", id="baz"):
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yield Label("Baz", id="baz-label")
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def on_tabbed_content_tab_activated(
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self, event: TabbedContent.TabActivated
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) -> None:
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self.message = event
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app = TabbedApp()
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async with app.run_test() as pilot:
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tabbed_content = app.query_one(TabbedContent)
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tabbed_content.active = "bar"
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await pilot.pause()
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assert isinstance(app.message, TabbedContent.TabActivated)
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assert app.message.tab.label.plain == "bar"
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