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# Copyright 2015-2021 Florian Bruhin (The Compiler) <mail@qutebrowser.org>
#
# SPDX-License-Identifier: GPL-3.0-or-later
"""Tests for qutebrowser.commands.parser."""
import re
import pytest
from qutebrowser.misc import objects
from qutebrowser.commands import parser, cmdexc
class TestCommandParser:
def test_parse_all(self, cmdline_test):
"""Test parsing of commands.
See https://github.com/qutebrowser/qutebrowser/issues/615
Args:
cmdline_test: A pytest fixture which provides testcases.
"""
p = parser.CommandParser()
if cmdline_test.valid:
p.parse_all(cmdline_test.cmd, aliases=False)
else:
with pytest.raises(cmdexc.NoSuchCommandError):
p.parse_all(cmdline_test.cmd, aliases=False)
def test_parse_all_with_alias(self, cmdline_test, monkeypatch,
config_stub):
if not cmdline_test.cmd:
pytest.skip("Empty command")
config_stub.val.aliases = {'alias_name': cmdline_test.cmd}
p = parser.CommandParser()
if cmdline_test.valid:
assert len(p.parse_all("alias_name")) > 0
else:
with pytest.raises(cmdexc.NoSuchCommandError):
p.parse_all("alias_name")
@pytest.mark.parametrize('command', ['', ' '])
def test_parse_empty_with_alias(self, command):
"""An empty command should not crash.
See https://github.com/qutebrowser/qutebrowser/issues/1690
and https://github.com/qutebrowser/qutebrowser/issues/1773
"""
p = parser.CommandParser()
with pytest.raises(cmdexc.EmptyCommandError):
p.parse_all(command)
@pytest.mark.parametrize('command, name, args', [
("set-cmd-text -s :open", "set-cmd-text", ["-s", ":open"]),
("set-cmd-text :open {url:pretty}", "set-cmd-text",
[":open {url:pretty}"]),
("set-cmd-text -s :open -t", "set-cmd-text", ["-s", ":open -t"]),
("set-cmd-text :open -t -r {url:pretty}", "set-cmd-text",
[":open -t -r {url:pretty}"]),
("set-cmd-text -s :open -b", "set-cmd-text", ["-s", ":open -b"]),
("set-cmd-text :open -b -r {url:pretty}", "set-cmd-text",
[":open -b -r {url:pretty}"]),
("set-cmd-text -s :open -w", "set-cmd-text",
["-s", ":open -w"]),
("set-cmd-text :open -w {url:pretty}", "set-cmd-text",
[":open -w {url:pretty}"]),
("set-cmd-text /", "set-cmd-text", ["/"]),
("set-cmd-text ?", "set-cmd-text", ["?"]),
("set-cmd-text :", "set-cmd-text", [":"]),
])
def test_parse_result(self, config_stub, command, name, args):
p = parser.CommandParser()
result = p.parse_all(command)[0]
assert result.cmd.name == name
assert result.args == args
class TestCompletions:
"""Tests for completions.use_best_match."""
@pytest.fixture(autouse=True)
def cmdutils_stub(self, monkeypatch, stubs):
"""Patch the cmdutils module to provide fake commands."""
monkeypatch.setattr(objects, 'commands', {
'one': stubs.FakeCommand(name='one'),
'two': stubs.FakeCommand(name='two'),
'two-foo': stubs.FakeCommand(name='two-foo'),
})
def test_partial_parsing(self, config_stub):
"""Test partial parsing with a runner where it's enabled.
The same with it being disabled is tested by test_parse_all.
"""
p = parser.CommandParser(partial_match=True)
result = p.parse('on')
assert result.cmd.name == 'one'
def test_dont_use_best_match(self, config_stub):
"""Test multiple completion options with use_best_match set to false.
Should raise NoSuchCommandError
"""
config_stub.val.completion.use_best_match = False
p = parser.CommandParser(partial_match=True)
with pytest.raises(cmdexc.NoSuchCommandError):
p.parse('tw')
def test_use_best_match(self, config_stub):
"""Test multiple completion options with use_best_match set to true.
The resulting command should be the best match
"""
config_stub.val.completion.use_best_match = True
p = parser.CommandParser(partial_match=True)
result = p.parse('tw')
assert result.cmd.name == 'two'
@pytest.mark.parametrize("find_similar, msg", [
(True, "tabfocus: no such command (did you mean :tab-focus?)"),
(False, "tabfocus: no such command"),
])
def test_find_similar(find_similar, msg):
p = parser.CommandParser(find_similar=find_similar)
with pytest.raises(cmdexc.NoSuchCommandError, match=re.escape(msg)):
p.parse_all("tabfocus", aliases=False)
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