Fix Tami4 device name is None (#123156)

Co-authored-by: Robert Resch <robert@resch.dev>

homeassistant/components/tami4/config_flow.py

@@ -82,8 +82,11 @@ class Tami4ConfigFlow(ConfigFlow, domain=DOMAIN):
                 _LOGGER.exception("Unexpected exception")
                 errors["base"] = "unknown"
             else:
+                device_name = api.device_metadata.name
+                if device_name is None:
+                    device_name = "Tami4"
                 return self.async_create_entry(
-                    title=api.device_metadata.name,
+                    title=device_name,
                     data={CONF_REFRESH_TOKEN: refresh_token},
                 )
 

tests/components/tami4/conftest.py

@@ -60,6 +60,31 @@ def mock__get_devices_metadata(request: pytest.FixtureRequest) -> Generator[None
         yield
 
 
+@pytest.fixture
+def mock__get_devices_metadata_no_name(
+    request: pytest.FixtureRequest,
+) -> Generator[None]:
+    """Fixture to mock _get_devices which makes a call to the API."""
+
+    side_effect = getattr(request, "param", None)
+
+    device_metadata = DeviceMetadata(
+        id=1,
+        name=None,
+        connected=True,
+        psn="psn",
+        type="type",
+        device_firmware="v1.1",
+    )
+
+    with patch(
+        "Tami4EdgeAPI.Tami4EdgeAPI.Tami4EdgeAPI._get_devices_metadata",
+        return_value=[device_metadata],
+        side_effect=side_effect,
+    ):
+        yield
+
+
 @pytest.fixture
 def mock_get_device(
     request: pytest.FixtureRequest,

tests/components/tami4/test_config_flow.py

@@ -120,6 +120,39 @@ async def test_step_otp_valid(
     assert "refresh_token" in result["data"]
 
 
+@pytest.mark.usefixtures(
+    "mock_setup_entry",
+    "mock_request_otp",
+    "mock_submit_otp",
+    "mock__get_devices_metadata_no_name",
+)
+async def test_step_otp_valid_device_no_name(hass: HomeAssistant) -> None:
+    """Test user step with valid phone number."""
+
+    result = await hass.config_entries.flow.async_init(
+        DOMAIN, context={"source": config_entries.SOURCE_USER}
+    )
+    assert result["type"] is FlowResultType.FORM
+    assert result["step_id"] == "user"
+    assert result["errors"] == {}
+
+    result = await hass.config_entries.flow.async_configure(
+        result["flow_id"],
+        user_input={CONF_PHONE: "+972555555555"},
+    )
+    assert result["type"] is FlowResultType.FORM
+    assert result["step_id"] == "otp"
+    assert result["errors"] == {}
+
+    result = await hass.config_entries.flow.async_configure(
+        result["flow_id"],
+        user_input={"otp": "123456"},
+    )
+    assert result["type"] is FlowResultType.CREATE_ENTRY
+    assert result["title"] == "Tami4"
+    assert "refresh_token" in result["data"]
+
+
 @pytest.mark.parametrize(
     ("mock_submit_otp", "expected_error"),
     [