Adding missing test case of account generator resources

Adding a new test which is missing from account generator resources.
Test name: test_generate_resources_swift_no_admin

This patch set will add the test to check generate resources when
Swift is enable but admin is not. It will also add some missing
checks in another tests.

Change-Id: I2b8991dd8aa20736d2b9f978a977fc227ed0ab8b
Partially-Implements: blueprint tempest-cli-unit-test-coverage
diff --git a/tempest/tests/cmd/test_account_generator.py b/tempest/tests/cmd/test_account_generator.py
index a1d3a40..b349bba 100644
--- a/tempest/tests/cmd/test_account_generator.py
+++ b/tempest/tests/cmd/test_account_generator.py
@@ -106,6 +106,8 @@
         cp = account_generator.get_credential_provider(self.opts)
         admin_creds = cp.default_admin_creds
         self.assertEqual(self.opts.os_tenant_name, admin_creds.tenant_name)
+        self.assertEqual(self.opts.os_username, admin_creds.username)
+        self.assertEqual(self.opts.os_password, admin_creds.password)
 
 
 class TestAccountGeneratorV3(TestAccountGeneratorV2):
@@ -222,6 +224,30 @@
             self.assertIsNotNone(resource[1].router)
             self.assertIsNotNone(resource[1].subnet)
 
+    def test_generate_resources_swift_no_admin(self):
+        cfg.CONF.set_default('swift', True, group='service_available')
+        cfg.CONF.set_default('operator_role', 'fake_operator',
+                             group='object-storage')
+        cfg.CONF.set_default('reseller_admin_role', 'fake_reseller',
+                             group='object-storage')
+        resources = account_generator.generate_resources(
+            self.cred_provider, admin=False)
+        resource_types = [k for k, _ in resources]
+        # No Admin, swift, expect four credentials only
+        self.assertEqual(4, len(resources))
+        # Ensure create_user was invoked 4 times (4 distinct users)
+        self.assertEqual(4, self.user_create_fixture.mock.call_count)
+        self.assertIn('primary', resource_types)
+        self.assertIn('alt', resource_types)
+        self.assertNotIn('admin', resource_types)
+        self.assertIn(['fake_operator'], resource_types)
+        self.assertIn(['fake_reseller'], resource_types)
+        self.assertNotIn(['fake_owner'], resource_types)
+        for resource in resources:
+            self.assertIsNotNone(resource[1].network)
+            self.assertIsNotNone(resource[1].router)
+            self.assertIsNotNone(resource[1].subnet)
+
 
 class TestGenerateResourcesV3(TestGenerateResourcesV2):