def test_command_string(self):
"""Test that command string matches expected."""
args = (self.expected_base_options + self.expected_input_options +
self.expected_filter_options + self.expected_output_options)
expected_cmd_unquoted = ("{exe} {arg}".format(
exe=self.expected_executable, arg=" ".join(args)))
expected_cmd_quoted = ('{exe} {arg}'.format(
exe=ShellCommand.shellquote(self.expected_executable),
arg=" ".join([ShellCommand.shellquote(a) for a in args])))
with self.subTest(msg="unquoted command string matches"):
self.assertEqual(self.command.command_string(quote=False),
expected_cmd_unquoted)
with self.subTest(msg="quoted command string matches"):
self.assertEqual(self.command.command_string(quote=True),
expected_cmd_quoted)
def test_shellquote(self):
"""Test shell quoting (static method)."""
test_data = (
(None, None, "None ⇒ None"),
("", "", "(empty string) ⇒ (empty string)"),
(" ", '" "', '␢ ⇒ " "'),
(" ", '" "', '␢␢␢␢␢ ⇒ " "'),
("foobar", "foobar", "foobar ⇒ foobar"),
("foo bar", '"foo bar"', 'foo bar ⇒ "foo bar"'),
('"foobar"', '\'"foobar"\'', '"foobar" ⇒ \'"foobar"\''),
("'foobar'", "'foobar'", "'foobar' ⇒ 'foobar'"),
("foo 'bar'", '"foo \'bar\'"', "foo 'bar' ⇒ \"foo 'bar'\""),
('foo"bar', '\'foo"bar\'', 'foo"bar ⇒ \'foo"bar\''),
("foo.bar", '"foo.bar"', 'foo.bar ⇒ "foo.bar"'),
("foo(bar)", '"foo(bar)"', 'foo(bar) ⇒ "foo(bar)"'),
("[foobar]", '"[foobar]"', '[foobar] ⇒ "[foobar]"'),
("foo[bar", '"foo[bar"', 'foo[bar ⇒ "foo[bar"'),
("/foo/bar", "/foo/bar", "/foo/bar ⇒ /foo/bar"),
("-f", "-f", "-f ⇒ -f"),
("--foobar", "--foobar", "--foobar ⇒ --foobar"),
("(", r"\(", r"( ⇒ \("),
(")", r"\)", r"( ⇒ \)"),
("'", '"\'"', '\' ⇒ "\'"'),
)
for original, expected, description in test_data:
with self.subTest(msg=description):
self.assertEqual(ShellCommand.shellquote(original), expected)
def test_executable_string(self):
"""Test that executable path matches expected."""
with self.subTest(msg="unquoted paths match"):
self.assertEqual(self.command.executable_string(quote=False),
self.expected_executable)
with self.subTest(msg="unquoted paths match"):
# Note: don't explicitly specify quoted value, because
# the executable path will vary across different systems.
self.assertEqual(self.command.executable_string(quote=True),
ShellCommand.shellquote(self.expected_executable))
def test_argument_string(self):
"""Test that argument string matches expected."""
args = (self.expected_base_options + self.expected_input_options +
self.expected_filter_options + self.expected_output_options)
with self.subTest(msg="unquoted agruments match"):
self.assertEqual(self.command.argument_string(quote=False),
" ".join(args))
with self.subTest(msg="quoted agruments match"):
self.assertEqual(
self.command.argument_string(quote=True),
" ".join([ShellCommand.shellquote(a) for a in args]))
