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#!/usr/bin/env python
# Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
import os
import shutil
from test_util import DenoTestCase, run_tests
from util import mkdtemp, root_path, tests_path, run_output
class TestFmt(DenoTestCase):
def test_fmt(self):
d = mkdtemp()
try:
fixed_filename = os.path.join(tests_path,
"badly_formatted_fixed.js")
src = os.path.join(tests_path, "badly_formatted.js")
dst = os.path.join(d, "badly_formatted.js")
shutil.copyfile(src, dst)
# Set DENO_DIR to the temp dir to test an initial fetch of prettier.
# TODO(ry) This make the test depend on internet access which is not
# ideal. We should have prettier in the repo already, and we could
# fetch it instead through tools/http_server.py.
deno_dir = d
result = run_output(
[os.path.join(root_path, self.deno_exe), "fmt", dst],
cwd=d,
merge_env={"DENO_DIR": deno_dir},
exit_on_fail=True,
quiet=True)
self.assertEqual(result.code, 0)
with open(fixed_filename) as f:
expected = f.read()
with open(dst) as f:
actual = f.read()
self.assertEqual(expected, actual)
finally:
shutil.rmtree(d)
if __name__ == "__main__":
run_tests()
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