Add some basic CLI functional tests

This ports over most of the functional glanceclient cli tests out from
tempest.

Change-Id: I59d409ade72c289ed9942ce374cae732a40518aa

glanceclient/tests/functional/base.py

@@ -27,16 +27,24 @@ class ClientTestBase(base.ClientTestBase):
     * initially just check return codes, and later test command outputs
 
     """
+
+    def __init__(self, *args, **kwargs):
+        super(ClientTestBase, self).__init__(*args, **kwargs)
+        self.username = os.environ.get('OS_USERNAME')
+        self.password = os.environ.get('OS_PASSWORD')
+        self.tenant_name = os.environ.get('OS_TENANT_NAME')
+        self.uri = os.environ.get('OS_AUTH_URL')
+
     def _get_clients(self):
         cli_dir = os.environ.get(
             'OS_GLANCECLIENT_EXEC_DIR',
             os.path.join(os.path.abspath('.'), '.tox/functional/bin'))
 
         return base.CLIClient(
-            username=os.environ.get('OS_USERNAME'),
-            password=os.environ.get('OS_PASSWORD'),
-            tenant_name=os.environ.get('OS_TENANT_NAME'),
-            uri=os.environ.get('OS_AUTH_URL'),
+            username=self.username,
+            password=self.password,
+            tenant_name=self.tenant_name,
+            uri=self.uri,
             cli_dir=cli_dir)
 
     def glance(self, *args, **kwargs):

glanceclient/tests/functional/test_readonly_glance.py

@@ -10,6 +10,10 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+import re
+
+from tempest_lib import exceptions
+
 from glanceclient.tests.functional import base
 
 
@@ -22,4 +26,47 @@ class SimpleReadOnlyGlanceClientTest(base.ClientTestBase):
     """
 
     def test_list(self):
-        self.glance('image-list')
+        out = self.glance('image-list')
+        endpoints = self.parser.listing(out)
+        self.assertTableStruct(endpoints, [
+            'ID', 'Name', 'Disk Format', 'Container Format',
+            'Size', 'Status'])
+
+    def test_fake_action(self):
+        self.assertRaises(exceptions.CommandFailed,
+                          self.glance,
+                          'this-does-not-exist')
+
+    def test_member_list(self):
+        tenant_name = '--tenant-id %s' % self.tenant_name
+        out = self.glance('member-list',
+                          params=tenant_name)
+        endpoints = self.parser.listing(out)
+        self.assertTableStruct(endpoints,
+                               ['Image ID', 'Member ID', 'Can Share'])
+
+    def test_help(self):
+        help_text = self.glance('help')
+        lines = help_text.split('\n')
+        self.assertFirstLineStartsWith(lines, 'usage: glance')
+
+        commands = []
+        cmds_start = lines.index('Positional arguments:')
+        cmds_end = lines.index('Optional arguments:')
+        command_pattern = re.compile('^ {4}([a-z0-9\-\_]+)')
+        for line in lines[cmds_start:cmds_end]:
+            match = command_pattern.match(line)
+            if match:
+                commands.append(match.group(1))
+        commands = set(commands)
+        wanted_commands = set(('image-create', 'image-delete', 'help',
+                               'image-download', 'image-show', 'image-update',
+                               'member-create', 'member-delete',
+                               'member-list', 'image-list'))
+        self.assertFalse(wanted_commands - commands)
+
+    def test_version(self):
+        self.glance('', flags='--version')
+
+    def test_debug_list(self):
+        self.glance('image-list', flags='--debug')