def test_parse_topic_without_arguments():
channel_name, topic = parse_topic_command('/topic')
assert channel_name is None
assert topic is None
def test_parse_topic_with_channel_and_text():
channel_name, topic = parse_topic_command(
'/topic #general some topic text')
assert channel_name == '#general'
assert topic == 'some topic text'
def test_parse_topic_with_channel_and_delete():
channel_name, topic = parse_topic_command('/topic #general -delete')
assert channel_name == '#general'
assert topic == ''
def test_parse_topic_with_delete():
channel_name, topic = parse_topic_command('/topic -delete')
assert channel_name is None
assert topic == ''
def test_parse_topic_with_channel():
channel_name, topic = parse_topic_command('/topic #general')
assert channel_name == '#general'
assert topic is None
def test_parse_topic_with_text():
channel_name, topic = parse_topic_command('/topic some topic text')
assert channel_name is None
assert topic == 'some topic text'
def test_parse_topic_with_text_with_newline():
channel_name, topic = parse_topic_command('/topic some topic text\nsecond line')
assert channel_name is None
assert topic == 'some topic text\nsecond line'
def test_parse_topic_with_channel_and_delete():
channel_name, topic = parse_topic_command('/topic #general -delete')
assert channel_name == 'general'
assert topic == ''
def test_parse_topic_without_arguments():
channel_name, topic = parse_topic_command('/topic')
assert channel_name is None
assert topic is None
def test_parse_topic_with_channel():
channel_name, topic = parse_topic_command('/topic #general')
assert channel_name == 'general'
assert topic is None
def test_parse_topic_with_channel_and_text():
channel_name, topic = parse_topic_command(
'/topic #general some topic text')
assert channel_name == 'general'
assert topic == 'some topic text'
def test_parse_topic_with_delete():
channel_name, topic = parse_topic_command('/topic -delete')
assert channel_name is None
assert topic == ''
def test_parse_topic_with_text():
channel_name, topic = parse_topic_command('/topic some topic text')
assert channel_name is None
assert topic == 'some topic text'
def test_parse_topic_with_channel_and_delete():
channel_name, topic = parse_topic_command("/topic #general -delete")
assert channel_name == "#general"
assert topic == ""
def test_parse_topic_with_channel_and_text():
channel_name, topic = parse_topic_command("/topic #general some topic text")
assert channel_name == "#general"
assert topic == "some topic text"
def test_parse_topic_with_channel():
channel_name, topic = parse_topic_command("/topic #general")
assert channel_name == "#general"
assert topic is None
