Merge branch 'main' of github.com:willmcgugan/textual into datatable-cell-keys

tests/snapshot_tests/snapshot_apps/auto_width_input.py

@@ -0,0 +1,22 @@
+from textual.app import App, ComposeResult
+from textual.containers import Vertical
+from textual.widgets import Header, Footer, Label, Input
+
+
+class InputWidthAutoApp(App[None]):
+
+    CSS = """
+    Input.auto {
+        width: auto;
+        max-width: 100%;
+    }
+    """
+
+    def compose(self) -> ComposeResult:
+        yield Header()
+        yield Input(placeholder="This has auto width", classes="auto")
+        yield Footer()
+
+
+if __name__ == "__main__":
+    InputWidthAutoApp().run()

tests/snapshot_tests/snapshot_apps/label_widths.py

@@ -0,0 +1,45 @@
+from textual.app import App
+from textual.widgets import Label, Static
+from rich.panel import Panel
+
+
+class LabelWrap(App):
+    CSS = """Screen {
+              align: center middle;
+          }
+
+          #l_data {
+              border: blank;
+              background: lightgray;
+          }
+
+          #s_data {
+              border: blank;
+              background: lightgreen;
+          }
+
+          #p_data {
+              border: blank;
+              background: lightgray;
+          }"""
+
+    def __init__(self):
+        super().__init__()
+
+        self.data = (
+            "Apple Banana Cherry Mango Fig Guava Pineapple:"
+            "Dragon Unicorn Centaur Phoenix Chimera Castle"
+        )
+
+    def compose(self):
+        yield Label(self.data, id="l_data")
+        yield Static(self.data, id="s_data")
+        yield Label(Panel(self.data), id="p_data")
+
+    def on_mount(self):
+        self.dark = False
+
+
+if __name__ == "__main__":
+    app = LabelWrap()
+    app.run()

tests/snapshot_tests/snapshot_apps/programmatic_scrollbar_gutter_change.py

@@ -0,0 +1,29 @@
+from textual.app import App
+from textual.containers import Grid
+from textual.widgets import Label
+
+
+class ProgrammaticScrollbarGutterChange(App[None]):
+    CSS = """
+    Grid { grid-size: 2 2; scrollbar-size: 5 5; }
+    Label { width: 100%; height: 100%; background: red; }
+    """
+
+    def compose(self):
+        yield Grid(
+            Label("one"),
+            Label("two"),
+            Label("three"),
+            Label("four"),
+        )
+
+    def on_key(self, event):
+        if event.key == "s":
+            self.query_one(Grid).styles.scrollbar_gutter = "stable"
+
+
+app = ProgrammaticScrollbarGutterChange()
+
+
+if __name__ == "__main__":
+    app().run()

tests/snapshot_tests/test_snapshots.py

@@ -179,6 +179,16 @@ def test_nested_auto_heights(snap_compare):
     assert snap_compare("snapshot_apps/nested_auto_heights.py", press=["1", "2", "_"])
 
 
+def test_programmatic_scrollbar_gutter_change(snap_compare):
+    """Regression test for #1607 https://github.com/Textualize/textual/issues/1607
+
+    See also tests/css/test_programmatic_style_changes.py for other related regression tests.
+    """
+    assert snap_compare(
+        "snapshot_apps/programmatic_scrollbar_gutter_change.py", press=["s"]
+    )
+
+
 # --- Other ---
 
 
@@ -193,3 +203,14 @@ def test_demo(snap_compare):
         press=["down", "down", "down"],
         terminal_size=(100, 30),
     )
+
+
+def test_label_widths(snap_compare):
+    """Test renderable widths are calculate correctly."""
+    assert snap_compare(SNAPSHOT_APPS_DIR / "label_widths.py")
+
+
+def test_auto_width_input(snap_compare):
+    assert snap_compare(
+        SNAPSHOT_APPS_DIR / "auto_width_input.py", press=["tab", *"Hello"]
+    )