fix broken test

Author: harkamaljot

tests/compute_engine/test_credentials.py

@@ -99,18 +99,7 @@ def test_default_state(self):
     )
     @mock.patch("google.auth.compute_engine._metadata.get", autospec=True)
     def test_refresh_success(self, get, utcnow):
-        get.side_effect = [
-            {
-                # First request is for sevice account info.
-                "email": "[email protected]",
-                "scopes": ["one", "two"],
-            },
-            {
-                # Second request is for the token.
-                "access_token": "token",
-                "expires_in": 500,
-            },
-        ]
+        get.side_effect = [{"access_token": "token", "expires_in": 500}]
 
         # Refresh credentials
         self.credentials.refresh(None)
@@ -120,8 +109,8 @@ def test_refresh_success(self, get, utcnow):
         assert self.credentials.expiry == (utcnow() + datetime.timedelta(seconds=500))
 
         # Check the credential info
-        assert self.credentials.service_account_email == "[email protected]"
-        assert self.credentials._scopes == ["one", "two"]
+        assert self.credentials.service_account_email == "default"
+        assert self.credentials._scopes is None
 
         # Check that the credentials are valid (have a token and are not
         # expired)
@@ -137,18 +126,7 @@ def test_refresh_success(self, get, utcnow):
     )
     @mock.patch("google.auth.compute_engine._metadata.get", autospec=True)
     def test_refresh_success_with_scopes(self, get, utcnow, mock_metrics_header_value):
-        get.side_effect = [
-            {
-                # First request is for sevice account info.
-                "email": "[email protected]",
-                "scopes": ["one", "two"],
-            },
-            {
-                # Second request is for the token.
-                "access_token": "token",
-                "expires_in": 500,
-            },
-        ]
+        get.side_effect = [{"access_token": "token", "expires_in": 500}]
 
         # Refresh credentials
         scopes = ["three", "four"]
@@ -160,7 +138,7 @@ def test_refresh_success_with_scopes(self, get, utcnow, mock_metrics_header_valu
         assert self.credentials.expiry == (utcnow() + datetime.timedelta(seconds=500))
 
         # Check the credential info
-        assert self.credentials.service_account_email == "[email protected]"
+        assert self.credentials.service_account_email == "default"
         assert self.credentials._scopes == scopes
 
         # Check that the credentials are valid (have a token and are not
@@ -184,18 +162,7 @@ def test_refresh_error(self, get):
 
     @mock.patch("google.auth.compute_engine._metadata.get", autospec=True)
     def test_before_request_refreshes(self, get):
-        get.side_effect = [
-            {
-                # First request is for sevice account info.
-                "email": "[email protected]",
-                "scopes": "one two",
-            },
-            {
-                # Second request is for the token.
-                "access_token": "token",
-                "expires_in": 500,
-            },
-        ]
+        get.side_effect = [{"access_token": "token", "expires_in": 500}]
 
         # Credentials should start as invalid
         assert not self.credentials.valid
@@ -473,20 +440,6 @@ def test_with_target_audience_integration(self):
         have been mocked.
         """
 
-        # mock information about credentials
-        responses.add(
-            responses.GET,
-            "http://metadata.google.internal/computeMetadata/v1/instance/"
-            "service-accounts/default/?recursive=true",
-            status=200,
-            content_type="application/json",
-            json={
-                "scopes": "email",
-                "email": "[email protected]",
-                "aliases": ["default"],
-            },
-        )
-
         # mock information about universe_domain
         responses.add(
             responses.GET,
@@ -501,7 +454,7 @@ def test_with_target_audience_integration(self):
         responses.add(
             responses.GET,
             "http://metadata.google.internal/computeMetadata/v1/instance/"
-            "service-accounts/[email protected]/token",
+            "service-accounts/default/token",
             status=200,
             content_type="application/json",
             json={
@@ -641,25 +594,11 @@ def test_with_quota_project_integration(self):
         have been mocked.
         """
 
-        # mock information about credentials
-        responses.add(
-            responses.GET,
-            "http://metadata.google.internal/computeMetadata/v1/instance/"
-            "service-accounts/default/?recursive=true",
-            status=200,
-            content_type="application/json",
-            json={
-                "scopes": "email",
-                "email": "[email protected]",
-                "aliases": ["default"],
-            },
-        )
-
         # mock token for credentials
         responses.add(
             responses.GET,
             "http://metadata.google.internal/computeMetadata/v1/instance/"
-            "service-accounts/[email protected]/token",
+            "service-accounts/default/token",
             status=200,
             content_type="application/json",
             json={