Fix wait for a dependency with config entries (#142318)

* Fix wait for dependency with config entries

* test types

* test coverage

---------

Co-authored-by: J. Nick Koston <nick@koston.org>

tests/test_setup.py

@@ -353,6 +353,76 @@ async def test_component_not_setup_missing_dependencies(hass: HomeAssistant) ->
     assert await setup.async_setup_component(hass, "comp2", {})
 
 
+async def test_component_not_setup_already_setup_dependencies(
+    hass: HomeAssistant,
+) -> None:
+    """Test we do not set up component dependencies if they are already set up."""
+    mock_integration(
+        hass,
+        MockModule(
+            "comp",
+            dependencies=["dep1"],
+            partial_manifest={"after_dependencies": ["dep2"]},
+        ),
+    )
+    mock_integration(hass, MockModule("dep1"))
+    mock_integration(hass, MockModule("dep2"))
+
+    setup.async_set_domains_to_be_loaded(hass, {"comp", "dep2"})
+
+    hass.config.components.add("dep1")
+    hass.config.components.add("dep2")
+
+    with patch(
+        "homeassistant.setup.async_setup_component",
+        side_effect=setup.async_setup_component,
+    ) as mock_setup:
+        await mock_setup(hass, "comp", {})
+
+    assert mock_setup.call_count == 1
+
+
+@pytest.mark.usefixtures("mock_handlers")
+async def test_component_setup_dependencies_with_config_entry(
+    hass: HomeAssistant,
+) -> None:
+    """Test we wait for a dependency with config entry."""
+    calls: list[str] = []
+
+    async def mock_async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
+        await asyncio.sleep(0)
+        calls.append("entry")
+        return True
+
+    mock_integration(hass, MockModule("comp", async_setup_entry=mock_async_setup_entry))
+    mock_platform(hass, "comp.config_flow", None)
+    MockConfigEntry(domain="comp").add_to_hass(hass)
+
+    async def mock_async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
+        calls.append("comp")
+        return True
+
+    mock_integration(
+        hass,
+        MockModule("comp2", dependencies=["comp"], async_setup=mock_async_setup),
+    )
+    mock_integration(
+        hass,
+        MockModule("comp3", dependencies=["comp"], async_setup=mock_async_setup),
+    )
+
+    await asyncio.gather(
+        setup.async_setup_component(hass, "comp2", {}),
+        setup.async_setup_component(hass, "comp3", {}),
+    )
+
+    assert "comp" in hass.config.components
+    assert "comp2" in hass.config.components
+    assert "comp3" in hass.config.components
+
+    assert calls == ["entry", "comp", "comp"]
+
+
 async def test_component_failing_setup(hass: HomeAssistant) -> None:
     """Test component that fails setup."""
     mock_integration(hass, MockModule("comp", setup=lambda hass, config: False))