Fix tests.

tests/snapshot_tests/test_snapshots.py

@@ -1,5 +1,4 @@
 from pathlib import Path
-import sys
 
 import pytest
 
@@ -78,8 +77,7 @@ def test_switches(snap_compare):
 
 def test_input_and_focus(snap_compare):
     press = [
-        "tab",
-        *"Darren",  # Focus first input, write "Darren"
+        *"Darren",  # Write "Darren"
         "tab",
         *"Burns",  # Focus second input, write "Burns"
     ]
@@ -88,7 +86,7 @@ def test_input_and_focus(snap_compare):
 
 def test_buttons_render(snap_compare):
     # Testing button rendering. We press tab to focus the first button too.
-    assert snap_compare(WIDGET_EXAMPLES_DIR / "button.py", press=["tab", "tab"])
+    assert snap_compare(WIDGET_EXAMPLES_DIR / "button.py", press=["tab"])
 
 
 def test_placeholder_render(snap_compare):
@@ -189,7 +187,7 @@ def test_content_switcher_example_initial(snap_compare):
 def test_content_switcher_example_switch(snap_compare):
     assert snap_compare(
         WIDGET_EXAMPLES_DIR / "content_switcher.py",
-        press=["tab", "tab", "enter", "wait:500"],
+        press=["tab", "enter", "wait:500"],
         terminal_size=(50, 50),
     )
 
@@ -315,7 +313,7 @@ def test_programmatic_scrollbar_gutter_change(snap_compare):
 
 
 def test_borders_preview(snap_compare):
-    assert snap_compare(CLI_PREVIEWS_DIR / "borders.py", press=["tab", "enter"])
+    assert snap_compare(CLI_PREVIEWS_DIR / "borders.py", press=["enter"])
 
 
 def test_colors_preview(snap_compare):
@@ -379,9 +377,7 @@ def test_disabled_widgets(snap_compare):
 
 
 def test_focus_component_class(snap_compare):
-    assert snap_compare(
-        SNAPSHOT_APPS_DIR / "focus_component_class.py", press=["tab", "tab"]
-    )
+    assert snap_compare(SNAPSHOT_APPS_DIR / "focus_component_class.py", press=["tab"])
 
 
 def test_line_api_scrollbars(snap_compare):

tests/test_app.py

@@ -1,5 +1,5 @@
 from textual.app import App, ComposeResult
-from textual.widgets import Button
+from textual.widgets import Button, Input
 
 
 def test_batch_update():
@@ -20,6 +20,7 @@ def test_batch_update():
 
 class MyApp(App):
     def compose(self) -> ComposeResult:
+        yield Input()
         yield Button("Click me!")
 
 

tests/test_on.py

@@ -36,7 +36,7 @@ async def test_on_button_pressed() -> None:
 
     app = ButtonApp()
     async with app.run_test() as pilot:
-        await pilot.press("tab", "enter", "tab", "enter", "tab", "enter")
+        await pilot.press("enter", "tab", "enter", "tab", "enter")
         await pilot.pause()
 
     assert pressed == [

tests/test_paste.py

@@ -38,6 +38,7 @@ async def test_empty_paste():
 
     app = PasteApp()
     async with app.run_test() as pilot:
+        app.set_focus(None)
         await pilot.press("p")
         assert app.query_one(MyInput).value == ""
         assert len(paste_events) == 1

tests/toggles/test_radioset.py

@@ -39,6 +39,7 @@ async def test_radio_sets_initial_state():
 async def test_click_sets_focus():
     """Clicking within a radio set should set focus."""
     async with RadioSetApp().run_test() as pilot:
+        pilot.app.set_focus(None)
         assert pilot.app.screen.focused is None
         await pilot.click("#clickme")
         assert pilot.app.screen.focused == pilot.app.query_one("#from_buttons")
@@ -72,8 +73,6 @@ async def test_radioset_same_button_mash():
 async def test_radioset_inner_navigation():
     """Using the cursor keys should navigate between buttons in a set."""
     async with RadioSetApp().run_test() as pilot:
-        assert pilot.app.screen.focused is None
-        await pilot.press("tab")
         for key, landing in (
             ("down", 1),
             ("up", 0),
@@ -88,8 +87,6 @@ async def test_radioset_inner_navigation():
                 == pilot.app.query_one("#from_buttons").children[landing]
             )
     async with RadioSetApp().run_test() as pilot:
-        assert pilot.app.screen.focused is None
-        await pilot.press("tab")
         assert pilot.app.screen.focused is pilot.app.screen.query_one("#from_buttons")
         await pilot.press("tab")
         assert pilot.app.screen.focused is pilot.app.screen.query_one("#from_strings")
@@ -101,8 +98,6 @@ async def test_radioset_inner_navigation():
 async def test_radioset_breakout_navigation():
     """Shift/Tabbing while in a radioset should move to the previous/next focsuable after the set itself."""
     async with RadioSetApp().run_test() as pilot:
-        assert pilot.app.screen.focused is None
-        await pilot.press("tab")
         assert pilot.app.screen.focused is pilot.app.query_one("#from_buttons")
         await pilot.press("tab")
         assert pilot.app.screen.focused is pilot.app.query_one("#from_strings")