add unit test for cli commands, coverage(40%)

tests/test_cli/test_block_group_pkg.py

@@ -0,0 +1,62 @@
+from __future__ import absolute_import
+import mock
+import unittest
+from koji_cli.commands import handle_block_group_pkg
+from . import utils
+
+
+class TestBlockGroupPkg(utils.CliTestCase):
+
+    # Show long diffs in error output...
+    maxDiff = None
+
+    def setUp(self):
+        self.session = mock.MagicMock()
+        self.options = mock.MagicMock()
+        self.activate_session = mock.patch('koji_cli.commands.activate_session').start()
+
+        self.error_format = """Usage: %s block-group-pkg [options] <tag> <group> <pkg> [<pkg>...]
+(Specify the --help global option for a list of other help options)
+
+%s: error: {message}
+""" % (self.progname, self.progname)
+
+    def tearDown(self):
+        mock.patch.stopall()
+
+    def test_handle_block_group_pkg(self):
+        """Test handle_block_group_pkg function"""
+        arguments = ['fedora-build', 'build']
+        for pkg in [['bash'], ['sed', 'less', 'awk']]:
+            handle_block_group_pkg(self.options, self.session, arguments + pkg)
+            calls = [mock.call(arguments[0], arguments[1], p) for p in pkg]
+            self.session.groupPackageListBlock.assert_has_calls(calls)
+            self.activate_session.assert_called_with(self.session, self.options)
+
+    def test_handle_block_group_pkg_argument_error(self):
+        """Test handle_block_group_pkg function with wrong argument"""
+        expected = self.format_error_message(
+            "You must specify a tag name, group name, and one or more package names")
+        for arg in [[], ['tag'], ['tag', 'grp']]:
+            self.assert_system_exit(
+                handle_block_group_pkg,
+                self.options,
+                self.session,
+                arg,
+                stderr=expected,
+                activate_session=None)
+        self.activate_session.assert_not_called()
+
+    def test_handle_block_group_pkg_help(self):
+        self.assert_help(
+            handle_block_group_pkg,
+            """Usage: %s block-group-pkg [options] <tag> <group> <pkg> [<pkg>...]
+(Specify the --help global option for a list of other help options)
+
+Options:
+  -h, --help  show this help message and exit
+""" % self.progname)
+
+
+if __name__ == '__main__':
+    unittest.main()