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# Copyright 2014-2021 Florian Bruhin (The Compiler) <mail@qutebrowser.org>
#
# This file is part of qutebrowser.
#
# qutebrowser is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# qutebrowser is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with qutebrowser. If not, see <https://www.gnu.org/licenses/>.
"""Tests for qutebrowser.misc.split."""
import dataclasses
from typing import List
import pytest
from qutebrowser.misc import split
# Most tests copied from Python's shlex.
# The original test data set was from shellwords, by Hartmut Goebel.
# Format: input/split|output|without|keep/split|output|with|keep/
test_data_str = r"""
one two/one|two/one| two/
one "two three" four/one|two three|four/one| "two three"| four/
one 'two three' four/one|two three|four/one| 'two three'| four/
one "two\" three" four/one|two" three|four/one| "two\" three"| four/
one 'two'\'' three' four/one|two' three|four/one| 'two'\'' three'| four/
one "two three/one|two three/one| "two three/
one 'two three/one|two three/one| 'two three/
one\/one\/one\/
one "two\/one|two\/one| "two\/
one /one/one| /
open -t i/open|-t|i/open| -t| i/
foo bar/foo|bar/foo| bar/
foo bar/foo|bar/ foo| bar/
foo bar /foo|bar/ foo| bar| /
foo bar bla fasel/foo|bar|bla|fasel/foo| bar| bla| fasel/
x y z xxxx/x|y|z|xxxx/x| y| z| xxxx/
\x bar/x|bar/\x| bar/
\ x bar/ x|bar/\ x| bar/
\ bar/ bar/\ bar/
foo \x bar/foo|x|bar/foo| \x| bar/
foo \ x bar/foo| x|bar/foo| \ x| bar/
foo \ bar/foo| bar/foo| \ bar/
foo "bar" bla/foo|bar|bla/foo| "bar"| bla/
"foo" "bar" "bla"/foo|bar|bla/"foo"| "bar"| "bla"/
"foo" bar "bla"/foo|bar|bla/"foo"| bar| "bla"/
"foo" bar bla/foo|bar|bla/"foo"| bar| bla/
foo 'bar' bla/foo|bar|bla/foo| 'bar'| bla/
'foo' 'bar' 'bla'/foo|bar|bla/'foo'| 'bar'| 'bla'/
'foo' bar 'bla'/foo|bar|bla/'foo'| bar| 'bla'/
'foo' bar bla/foo|bar|bla/'foo'| bar| bla/
blurb foo"bar"bar"fasel" baz/blurb|foobarbarfasel|baz/blurb| foo"bar"bar"fasel"| baz/
blurb foo'bar'bar'fasel' baz/blurb|foobarbarfasel|baz/blurb| foo'bar'bar'fasel'| baz/
""//""/
''//''/
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"/foo\ bar/"foo\\ bar"/
"foo\\ bar\""/foo\ bar"/"foo\\ bar\""/
"foo\\" bar\"/foo\|bar"/"foo\\"| bar\"/
"foo\\ bar\" dfadf"/foo\ bar" dfadf/"foo\\ bar\" dfadf"/
"foo\\\ bar\" dfadf"/foo\\ bar" dfadf/"foo\\\ bar\" dfadf"/
"foo\\\x bar\" dfadf"/foo\\x bar" dfadf/"foo\\\x bar\" dfadf"/
"foo\x bar\" dfadf"/foo\x bar" dfadf/"foo\x bar\" dfadf"/
\'/'/\'/
'foo\ bar'/foo\ bar/'foo\ bar'/
'foo\\ bar'/foo\\ bar/'foo\\ bar'/
"foo\\\x bar\" df'a\ 'df"/foo\\x bar" df'a\ 'df/"foo\\\x bar\" df'a\ 'df"/
\"foo/"foo/\"foo/
\"foo\x/"foox/\"foo\x/
"foo\x"/foo\x/"foo\x"/
"foo\ "/foo\ /"foo\ "/
foo\ xx/foo xx/foo\ xx/
foo\ x\x/foo xx/foo\ x\x/
foo\ x\x\"/foo xx"/foo\ x\x\"/
"foo\ x\x"/foo\ x\x/"foo\ x\x"/
"foo\ x\x\\"/foo\ x\x\/"foo\ x\x\\"/
"foo\ x\x\\""foobar"/foo\ x\x\foobar/"foo\ x\x\\""foobar"/
"foo\ x\x\\"\'"foobar"/foo\ x\x\'foobar/"foo\ x\x\\"\'"foobar"/
"foo\ x\x\\"\'"fo'obar"/foo\ x\x\'fo'obar/"foo\ x\x\\"\'"fo'obar"/
"foo\ x\x\\"\'"fo'obar" 'don'\''t'/foo\ x\x\'fo'obar|don't/"foo\ x\x\\"\'"fo'obar"| 'don'\''t'/
"foo\ x\x\\"\'"fo'obar" 'don'\''t' \\/foo\ x\x\'fo'obar|don't|\/"foo\ x\x\\"\'"fo'obar"| 'don'\''t'| \\/
foo\ bar/foo bar/foo\ bar/
:-) ;-)/:-)|;-)/:-)| ;-)/
áéíóú/áéíóú/áéíóú/
"""
def _parse_split_test_data_str():
"""Parse the test data set into a TestCase object to use in tests.
Returns:
A list of TestCase objects with str attributes: inp, keep, no_keep
"""
@dataclasses.dataclass
class TestCase:
inp: str
keep: List[str]
no_keep: List[str]
for line in test_data_str.splitlines():
if not line:
continue
data = line.split('/')
item = TestCase(inp=data[0], keep=data[1].split('|'),
no_keep=data[2].split('|'))
yield item
yield TestCase(inp='', keep=[], no_keep=[])
class TestSplit:
"""Test split."""
@pytest.fixture(params=list(_parse_split_test_data_str()),
ids=lambda e: e.inp)
def split_test_case(self, request):
"""Fixture to automatically parametrize all depending tests.
It will use the test data from test_data_str, parsed using
_parse_split_test_data_str().
"""
return request.param
def test_split(self, split_test_case):
"""Test splitting."""
items = split.split(split_test_case.inp)
assert items == split_test_case.keep
def test_split_keep_original(self, split_test_case):
"""Test if splitting with keep=True yields the original string."""
items = split.split(split_test_case.inp, keep=True)
assert ''.join(items) == split_test_case.inp
def test_split_keep(self, split_test_case):
"""Test splitting with keep=True."""
items = split.split(split_test_case.inp, keep=True)
assert items == split_test_case.no_keep
class TestSimpleSplit:
"""Test simple_split."""
TESTS = {
' foo bar': [' foo', ' bar'],
'foobar': ['foobar'],
' foo bar baz ': [' foo', ' bar', ' baz', ' '],
'f\ti\ts\th': ['f', '\ti', '\ts', '\th'],
'foo\nbar': ['foo', '\nbar'],
}
@pytest.mark.parametrize('test', sorted(TESTS), ids=repr)
def test_str_split(self, test):
"""Test if the behavior matches str.split."""
assert split.simple_split(test) == test.rstrip().split()
@pytest.mark.parametrize('s, maxsplit',
[("foo bar baz", 1), (" foo bar baz ", 0)],
ids=repr)
def test_str_split_maxsplit(self, s, maxsplit):
"""Test if the behavior matches str.split with given maxsplit."""
actual = split.simple_split(s, maxsplit=maxsplit)
expected = s.rstrip().split(maxsplit=maxsplit)
assert actual == expected
@pytest.mark.parametrize('test, expected', sorted(TESTS.items()), ids=repr)
def test_split_keep(self, test, expected):
"""Test splitting with keep=True."""
assert split.simple_split(test, keep=True) == expected
def test_maxsplit_0_keep(self):
"""Test special case with maxsplit=0 and keep=True."""
s = "foo bar"
assert split.simple_split(s, keep=True, maxsplit=0) == [s]
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