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bpo-29636: Add --(no-)indent arguments to json.tool (GH-345)

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Daniel Himmelstein 2019-12-04 01:15:19 -05:00 • committed by Inada Naoki
parent eb48a451e3
commit 03257949bc
3 changed files with 69 additions and 7 deletions
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41
Lib/test/test_json/test_tool.py
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@ -134,3 +134,44 @@ class TestTool(unittest.TestCase):
self.assertEqual(out.splitlines(),
self.expect_without_sort_keys.encode().splitlines())
self.assertEqual(err, b'')
def test_indent(self):
json_stdin = b'[1, 2]'
expect = textwrap.dedent('''\
[
1,
2
]
''').encode()
args = sys.executable, '-m', 'json.tool', '--indent', '2'
with Popen(args, stdin=PIPE, stdout=PIPE, stderr=PIPE) as proc:
json_stdout, err = proc.communicate(json_stdin)
self.assertEqual(expect.splitlines(), json_stdout.splitlines())
self.assertEqual(err, b'')
def test_no_indent(self):
json_stdin = b'[1,\n2]'
expect = b'[1, 2]'
args = sys.executable, '-m', 'json.tool', '--no-indent'
with Popen(args, stdin=PIPE, stdout=PIPE, stderr=PIPE) as proc:
json_stdout, err = proc.communicate(json_stdin)
self.assertEqual(expect.splitlines(), json_stdout.splitlines())
self.assertEqual(err, b'')
def test_tab(self):
json_stdin = b'[1, 2]'
expect = b'[\n\t1,\n\t2\n]\n'
args = sys.executable, '-m', 'json.tool', '--tab'
with Popen(args, stdin=PIPE, stdout=PIPE, stderr=PIPE) as proc:
json_stdout, err = proc.communicate(json_stdin)
self.assertEqual(expect.splitlines(), json_stdout.splitlines())
self.assertEqual(err, b'')
def test_compact(self):
json_stdin = b'[ 1 ,\n 2]'
expect = b'[1,2]'
args = sys.executable, '-m', 'json.tool', '--compact'
with Popen(args, stdin=PIPE, stdout=PIPE, stderr=PIPE) as proc:
json_stdout, err = proc.communicate(json_stdin)
self.assertEqual(expect.splitlines(), json_stdout.splitlines())
self.assertEqual(err, b'')