Merge pull request #3038 from davep/kickstart-select-tests

Add a test for Select.value being set from the constructor

tests/select/test_initial_value.py

@@ -0,0 +1,16 @@
+"""Initially https://github.com/Textualize/textual/discussions/3037"""
+
+from textual.app import App, ComposeResult
+from textual.widgets import Select
+
+
+class SelectApp(App[None]):
+    INITIAL_VALUE = 3
+
+    def compose(self) -> ComposeResult:
+        yield Select[int]([(str(n), n) for n in range(10)], value=self.INITIAL_VALUE)
+
+
+async def test_select_initial_value():
+    async with SelectApp().run_test() as pilot:
+        assert pilot.app.query_one(Select).value == SelectApp.INITIAL_VALUE