def test_get_usage(self):
command = Command()
command.add_option("foo", Option("-o", String()))
self.assert_equal(command.get_usage(), u("[-h] [-o foo]"))
command.add_command("bar", Command())
self.assert_equal(command.get_usage(), u("[-h] [-o foo] {bar}"))
command.add_positional(String(metavar="baz"))
self.assert_equal(command.get_usage(), u("[-h] [-o foo] {bar} baz"))
def test_add_positional(self):
command = Command()
with self.assert_raises(ValueError):
command.add_positional(String())
command.add_positional(String(metavar=u("foo"), remaining=True))
with self.assert_raises(PositionalConflict):
command.add_positional(String(metavar=u("bar")))
def test_run(self):
class TestCommand(Command):
commands = {"foo": Command()}
with self.assert_raises(CommandMissing):
TestCommand().run([], passthrough_errors=True)
with self.assert_raises(NotImplementedError):
Command().run([], passthrough_errors=True)
with self.assert_raises(UnexpectedArgument):
Command().run(["--unexpected"], passthrough_errors=True)
with self.assert_raises(UnexpectedArgument):
Command().run(["-u"], passthrough_errors=True)
with self.assert_raises(UnexpectedArgument):
Command().run(["unexpected"], passthrough_errors=True)
command = Command()
command.add_option("foo", Option("-b", String()))
with self.assert_raises(UnexpectedArgument):
command.run(["-a"], passthrough_errors=True)
def test_add_command(self):
command = Command()
command.add_command("foobar", Command())
command.add_command("foobar", Command(), force=True)
with self.assert_raises(CommandConflict):
command.add_command("foobar", Command())
def test_add_option(self):
command = Command()
a = Option("-a", "--foobar", String())
command.add_option("foo", a)
with self.assert_raises(OptionConflict):
command.add_option("bar", a)
with self.assert_raises(OptionConflict):
command.add_option("baz", Option("--foobar", String()))
command = Command()
command.add_option("foo", Option("-a", "--asd", String()))
command.add_option("bar", Option("-b", "--qwe", String()))
command.add_option(
"spam",
Option("-a", "--zxc", String()),
resolve_conflicts=True
)
self.assert_equal(command.option_shorts["-a"].long, "--asd")
command.add_option(
"eggs",
Option("-c", "--zxc", String()),
resolve_conflicts=True
)
self.assert_is(command.option_shorts["-c"].long, None)
with self.assert_raises(OptionConflict):
command.add_option(
"blubb",
Option("-a", "--asd", String()),
resolve_conflicts=True
)
command.add_option(
"blubb",
Option("-a", "--asd", String()),
resolve_conflicts=True,
force=True
)
command.add_option(
"bla",
Option("-a", "--asd", String()),
force=True
)
def test_option_shorts_and_longs(self):
command = Command()
command.add_option("foo", Option("-a", String()))
command.add_option("bar", Option("--abc", String()))
self.assert_not_in(None, command.option_shorts)
self.assert_not_in(None, command.option_longs)
