# Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
import os
from setup import gn_string, read_gn_args, write_gn_args
from shutil import rmtree
from tempfile import mktemp
def gn_string_test():
assert '"abc"' == gn_string('abc')
assert '"foo\\$bar\\"baz"' == gn_string('foo$bar"baz')
assert '"do\\not\\escape"' == gn_string('do\\not\\escape')
assert '"so\\\\\\very\\\\\\"fun\\"' == gn_string('so\\\\very\\"fun\\')
def read_gn_args_test():
# Args file doesn't exist.
(args, hand_edited) = read_gn_args("/baddir/hopefully/nonexistent/args.gn")
assert args is None
assert hand_edited == False
# Handwritten empty args file.
filename = mktemp()
with open(filename, "w"):
pass
(args, hand_edited) = read_gn_args(filename)
os.remove(filename)
assert args == []
assert hand_edited == True
# Handwritten non-empty args file.
expect_args = ['some_number=2', 'another_string="ran/dom#yes"']
filename = mktemp()
with open(filename, "w") as f:
f.write("\n".join(expect_args + ["", "# A comment to be ignored"]))
(args, hand_edited) = read_gn_args(filename)
os.remove(filename)
assert args == expect_args
assert hand_edited == True
def write_gn_args_test():
# Build a nonexistent path; write_gn_args() should call mkdir as needed.
d = mktemp()
filename = os.path.join(d, "args.gn")
assert not os.path.exists(d)
assert not os.path.exists(filename)
# Write some args.
args = ['lalala=42', 'foo_bar_baz="lorem ipsum dolor#amet"']
write_gn_args(filename, args)
# Directory and args file should now be created.
assert os.path.isdir(d)
assert os.path.isfile(filename)
# Validate that the right contents were written.
(check_args, hand_edited) = read_gn_args(filename)
assert check_args == args
assert hand_edited == False
# Clean up.
rmtree(d)
def setup_test():
gn_string_test()
read_gn_args_test()
write_gn_args_test()
if __name__ == '__main__':
setup_test()