From 95e112372df94ce8bea75774cc8f1474b5dc3f99 2018-02-28 15:13:40
From: Branko Majic <branko@majic.rs>
Date: 2018-02-28 15:13:40
Subject: [PATCH] GC-3: Added dummy command for CA initialisation:

- Fixed test for the help command (help output now includes multiple
  comands).
- Added dummy/skeleton implementation for init command parser.

---

diff --git a/functional_tests/test_help.py b/functional_tests/test_help.py
index c8399def54f233ce5f331cbfdd0db07b68d3a6dd..69a00a3a07af228f34be96ba47a6df3ea757d2b4 100644
--- a/functional_tests/test_help.py
+++ b/functional_tests/test_help.py
@@ -69,7 +69,7 @@ def test_extended_help_shown():
     assert "Examples:" in stdout_h_flag
     assert "optional arguments" in stdout_h_flag
     # Subcommands listed.
-    assert "{help}" in stdout_h_flag
+    assert "help" in stdout_h_flag
     # @TODO: Can't really test this without producing errors, but
     # possibly not needed.
     # assert "positional arguments" in stdout_h_flag
diff --git a/functional_tests/test_init.py b/functional_tests/test_init.py
new file mode 100644
index 0000000000000000000000000000000000000000..49f6c0f02299a8c1c60fda2b055fc07213a1ba3a
--- /dev/null
+++ b/functional_tests/test_init.py
@@ -0,0 +1,43 @@
+# -*- coding: utf-8 -*-
+#
+# Copyright (C) 2018 Branko Majic
+#
+# This file is part of Gimmecert.
+#
+# Gimmecert is free software: you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by the Free
+# Software Foundation, either version 3 of the License, or (at your option) any
+# later version.
+#
+# Gimmecert is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
+# details.
+#
+# You should have received a copy of the GNU General Public License along with
+# Gimmecert.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+
+from .base import run_command
+
+
+def test_init_command_available_with_help():
+    # John has decided it is time to try out the tool. He starts off
+    # by running the short usage help.
+    stdout, stderr, returncode = run_command("gimmecert", "-h")
+
+    # Looking at output, John notices the init command.
+    assert returncode == 0
+    assert stderr == ""
+    assert 'init' in stdout
+
+    # John decides to look at a more detailed description of this
+    # command before proceeding.
+    stdout, stderr, returncode = run_command("gimmecert", "init", "-h")
+
+    # John notices that this command has some useful usage
+    # instructions, which allows him to study the available arguments.
+    assert returncode == 0
+    assert stderr == ""
+    assert stdout.startswith("usage: gimmecert init")
diff --git a/gimmecert/cli.py b/gimmecert/cli.py
index 218f4112b2f7c91491c2d86e7748354d695f4fd9..aa95063660a74aaae9a6f84fcd37e92859c3f3cb 100644
--- a/gimmecert/cli.py
+++ b/gimmecert/cli.py
@@ -32,6 +32,18 @@ Examples:
 """
 
 
+@subcommand_parser
+def setup_init_subcommand_parser(parser, subparsers):
+    subparser = subparsers.add_parser('init', description='Initialise CA hierarchy.')
+
+    def init(args):
+        pass
+
+    subparser.set_defaults(func=init)
+
+    return subparser
+
+
 @subcommand_parser
 def setup_help_subcommand_parser(parser, subparsers):
     subparser = subparsers.add_parser('help', description='shows help')
diff --git a/tests/test_cli.py b/tests/test_cli.py
index 55809df657ede4fe0dba763056395aebbe1fbc2d..06a3aebb2cdc1b907a4b09473b497e3014c38e6f 100644
--- a/tests/test_cli.py
+++ b/tests/test_cli.py
@@ -134,3 +134,27 @@ def test_help_subcommand_sets_function_callback():
     subparser = gimmecert.cli.setup_help_subcommand_parser(parser, subparsers)
 
     assert callable(subparser.get_default('func'))
+
+
+def test_setup_init_subcommand_parser_registered():
+    registered_functions = gimmecert.decorators.get_subcommand_parser_setup_functions()
+
+    assert gimmecert.cli.setup_init_subcommand_parser in registered_functions
+
+
+def test_setup_init_subcommand_returns_parser():
+    parser = argparse.ArgumentParser()
+    subparsers = parser.add_subparsers()
+
+    subparser = gimmecert.cli.setup_init_subcommand_parser(parser, subparsers)
+
+    assert isinstance(subparser, argparse.ArgumentParser)
+
+
+def test_setup_init_subcommand_sets_function_callback():
+    parser = argparse.ArgumentParser()
+    subparsers = parser.add_subparsers()
+
+    subparser = gimmecert.cli.setup_init_subcommand_parser(parser, subparsers)
+
+    assert callable(subparser.get_default('func'))