test: Fix failure in oauth test due to missing fixture initialization (#407)

* add login_client in Makefile and add initial fixture to oauth test

* lint

Author: ykim-akamai

Makefile

@@ -14,7 +14,11 @@ endif
 
 ifdef TEST_SUITE
     ifneq ($(TEST_SUITE),linode_client)
-        TEST_COMMAND = models/$(TEST_SUITE)
+        ifneq ($(TEST_SUITE),login_client)
+            TEST_COMMAND = models/$(TEST_SUITE)
+        else
+            TEST_COMMAND = login_client
+        endif
     else
         TEST_COMMAND = linode_client
     endif

test/integration/login_client/test_login_client.py

@@ -47,7 +47,9 @@ def test_get_oauth_clients(
     assert str(test_oauth_client_two.id) in id_list
 
 
-def test_get_oauth_clients_dont_reveal_secret(test_linode_client):
+def test_get_oauth_clients_dont_reveal_secret(
+    test_linode_client, test_oauth_client
+):
     oauth_client_secret = test_linode_client.account.oauth_clients()[0].secret
 
     assert oauth_client_secret == "<REDACTED>"