def test_run_command(self):
ch = CommandHandler(['flow'])
# we need to monkey-patch stderr since it'll print out the generic help
# to stderr if no command is given in argv when __init__() is called
correct_stderr = sys.stderr
sys.stderr = MockStdout()
try:
ch.run_command()
mock_stderr = sys.stderr
finally:
sys.stderr = correct_stderr
expected = "\nType 'flow help <subcommand>' for help on a specific subcommand.\n\nAvailable subcommands:\n app\n create\n push\n test\n"
self.assertEqual(expected, mock_stderr.output)
# Get help for a specific command
ch = CommandHandler(['flow', 'help', 'create'])
correct_stdout = sys.stdout
sys.stdout = MockStdout()
try:
ch.run_command()
mock_stdout = sys.stdout
finally:
sys.stdout = correct_stdout
expected = "Usage: flow create [options] [projectname]\n\nCreates a Flow project directory for the given project name in the current directory.\n\nOptions:\n -h, --help show this help message and exit\n"
self.assertEqual(expected, mock_stdout.output)
# The --help and -h commands are handled corectly
for command in ['-h', '--h', '-help', '--help', 'help']:
ch = CommandHandler(['flow', command])
correct_stderr = sys.stderr
sys.stderr = MockStdout()
try:
ch.run_command()
mock_stderr = sys.stderr
finally:
sys.stderr = correct_stderr
expected = "\nType 'flow help <subcommand>' for help on a specific subcommand.\n\nAvailable subcommands:\n app\n create\n push\n test\n"
self.assertEqual(expected, mock_stderr.output)
# Try to run the "create" command to make sure run_command passes
# things along properly
project_name = 'TEST' + str(uuid.uuid4()).replace('-', '_')
try:
ch = CommandHandler(['flow', 'create', project_name])
ch.run_command()
# we should be able to see the newly created project directory in the
# cwd and find the correct files in there
self.assertTrue(os.path.exists(project_name))
self.assertTrue(os.path.isdir(project_name))
settings_path = os.path.join(project_name, 'settings.py')
self.assertTrue(os.path.exists(settings_path))
self.assertTrue(os.path.isfile(settings_path))
finally:
# tidy up
path = os.path.abspath(project_name)
shutil.rmtree(path)
def test_help(self):
ch = CommandHandler(['flow'])
expected = "\nType 'flow help <subcommand>' for help on a specific subcommand.\n\nAvailable subcommands:\n app\n create\n push\n test"
actual = ch.help()
self.assertEqual(expected, actual)
def test_fetch_command(self):
ch = CommandHandler(['flow'])
result = ch.fetch_command('create')
self.assertTrue(isinstance(result, Command))