updates to correct coverage and fix tests

Author: chalmerlowe

tests/unit/test__helpers.py

@@ -26,7 +26,6 @@
 import google.api_core
 from google.cloud.bigquery._helpers import (
     _isinstance_or_raise,
-    _from_api_repr,
 )
 
 
@@ -1695,25 +1694,5 @@ def test__valid_isinstance_or_raise(self, value, dtype, none_allowed, expected):
         ],
     )
     def test__invalid_isinstance_or_raise(self, value, dtype, none_allowed, expected):
-        with expected as e:
-            result = _isinstance_or_raise(value, dtype, none_allowed=none_allowed)
-
-            assert result == e
-
-
-class _MockClass:
-    def __init__(self):
-        self._properties = {}
-
-
-@pytest.fixture
-def mock_class():
-    return _MockClass
-
-
-class Test__from_api_repr:
-    def test_from_api_repr(self, mock_class):
-        resource = {"foo": "bar", "baz": {"qux": 1}}
-        config = _from_api_repr(mock_class, resource)
-        assert config._properties == resource
-        assert config._properties is not resource
+        with expected:
+            _isinstance_or_raise(value, dtype, none_allowed=none_allowed)

tests/unit/test_schema.py

@@ -1298,10 +1298,10 @@ def test_ctor_valid_input(
         assert storage_descriptor.output_format == output_format
         if serde_info is not None:
             assert (
-                storage_descriptor.serde_info == serde_info.to_api_repr()
+                storage_descriptor.serde_info.to_api_repr() == serde_info.to_api_repr()
             )
         else:
-            assert storage_descriptor.serde_info == serde_info
+            assert storage_descriptor.serde_info is None
 
     @pytest.mark.parametrize(
         "input_format,location_uri,output_format,serde_info",