Add a few unittests for MyT (#82)

mytoyota/client.py

@@ -59,7 +59,7 @@ def __init__(
     ) -> None:
         """Toyota API"""
 
-        if "@" not in username:
+        if username is None or "@" not in username:
             raise ToyotaInvalidUsername
 
         if region not in SUPPORTED_REGIONS:

tests/test_myt.py

@@ -0,0 +1,83 @@
+"""pytest tests for mytoyota.client.MyT"""
+
+import pytest
+
+from mytoyota.client import MyT
+from mytoyota.exceptions import (
+    ToyotaInvalidUsername,
+    ToyotaLocaleNotValid,
+    ToyotaRegionNotSupported,
+)
+
+# pylint: disable=no-self-use
+
+
+class TestMyT:
+    """pytest functions to test MyT"""
+
+    def test_myt(self):
+        """Test an error free initialisation of MyT"""
+        myt = MyT(
+            username="[email protected]",
+            password="xxxxx",
+            locale="en-gb",
+            region="europe",
+        )
+        assert myt is not None
+        assert myt.api is not None
+
+    @pytest.mark.parametrize(
+        "username",
+        [None, "", "_invalid_"],
+    )
+    def test_myt_invalid_username(self, username):
+        """Test an invalid username in MyT"""
+        with pytest.raises(ToyotaInvalidUsername):
+            _ = MyT(
+                username=username, password="xxxxx", locale="en-gb", region="europe"
+            )
+
+    @pytest.mark.parametrize(
+        "locale",
+        [
+            None,
+            "",
+            "invalid-locale",
+            "da-en-dk-us",
+        ],
+    )
+    def test_myt_invalid_locale(self, locale):
+        """Test an invalid locale in MyT"""
+        with pytest.raises(ToyotaLocaleNotValid):
+            _ = MyT(
+                username="[email protected]",
+                password="xxxxx",
+                locale=locale,
+                region="europe",
+            )
+
+    @pytest.mark.parametrize(
+        "region",
+        [
+            None,
+            "",
+            "antartica",
+            "mars",
+        ],
+    )
+    def test_myt_unsupported_region(self, region):
+        """Test an invalid region in MyT"""
+        with pytest.raises(ToyotaRegionNotSupported):
+            _ = MyT(
+                username="[email protected]",
+                password="xxxxx",
+                locale="en-gb",
+                region=region,
+            )
+
+    def test_get_supported_regions(self):
+        """Test the supported regions"""
+        regions = MyT.get_supported_regions()
+        assert regions is not None
+        assert len(regions) > 0
+        assert "europe" in regions