mirror of https://github.com/python/cpython
137 lines
3.7 KiB
Python
137 lines
3.7 KiB
Python
import os
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import sys
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import textwrap
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import unittest
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from subprocess import Popen, PIPE
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from test import support
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from test.support.script_helper import assert_python_ok
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class TestTool(unittest.TestCase):
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data = """
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[["blorpie"],[ "whoops" ] , [
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],\t"d-shtaeou",\r"d-nthiouh",
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"i-vhbjkhnth", {"nifty":87}, {"morefield" :\tfalse,"field"
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:"yes"} ]
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"""
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expect_without_sort_keys = textwrap.dedent("""\
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[
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[
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"blorpie"
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],
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[
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"whoops"
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],
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[],
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"d-shtaeou",
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"d-nthiouh",
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"i-vhbjkhnth",
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{
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"nifty": 87
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},
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{
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"field": "yes",
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"morefield": false
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}
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]
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""")
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expect = textwrap.dedent("""\
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[
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[
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"blorpie"
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],
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[
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"whoops"
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],
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[],
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"d-shtaeou",
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"d-nthiouh",
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"i-vhbjkhnth",
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{
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"nifty": 87
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},
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{
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"morefield": false,
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"field": "yes"
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}
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]
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""")
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jsonlines_raw = textwrap.dedent("""\
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{"ingredients":["frog", "water", "chocolate", "glucose"]}
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{"ingredients":["chocolate","steel bolts"]}
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""")
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jsonlines_expect = textwrap.dedent("""\
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{
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"ingredients": [
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"frog",
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"water",
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"chocolate",
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"glucose"
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]
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}
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{
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"ingredients": [
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"chocolate",
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"steel bolts"
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]
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}
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""")
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def test_stdin_stdout(self):
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args = sys.executable, '-m', 'json.tool'
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with Popen(args, stdin=PIPE, stdout=PIPE, stderr=PIPE) as proc:
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out, err = proc.communicate(self.data.encode())
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self.assertEqual(out.splitlines(), self.expect.encode().splitlines())
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self.assertEqual(err, b'')
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def _create_infile(self):
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infile = support.TESTFN
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with open(infile, "w") as fp:
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self.addCleanup(os.remove, infile)
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fp.write(self.data)
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return infile
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def test_infile_stdout(self):
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infile = self._create_infile()
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rc, out, err = assert_python_ok('-m', 'json.tool', infile)
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self.assertEqual(rc, 0)
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self.assertEqual(out.splitlines(), self.expect.encode().splitlines())
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self.assertEqual(err, b'')
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def test_infile_outfile(self):
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infile = self._create_infile()
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outfile = support.TESTFN + '.out'
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rc, out, err = assert_python_ok('-m', 'json.tool', infile, outfile)
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self.addCleanup(os.remove, outfile)
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with open(outfile, "r") as fp:
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self.assertEqual(fp.read(), self.expect)
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self.assertEqual(rc, 0)
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self.assertEqual(out, b'')
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self.assertEqual(err, b'')
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def test_jsonlines(self):
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args = sys.executable, '-m', 'json.tool', '--json-lines'
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with Popen(args, stdin=PIPE, stdout=PIPE, stderr=PIPE) as proc:
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out, err = proc.communicate(self.jsonlines_raw.encode())
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self.assertEqual(out.splitlines(), self.jsonlines_expect.encode().splitlines())
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self.assertEqual(err, b'')
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def test_help_flag(self):
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rc, out, err = assert_python_ok('-m', 'json.tool', '-h')
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self.assertEqual(rc, 0)
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self.assertTrue(out.startswith(b'usage: '))
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self.assertEqual(err, b'')
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def test_sort_keys_flag(self):
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infile = self._create_infile()
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rc, out, err = assert_python_ok('-m', 'json.tool', '--sort-keys', infile)
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self.assertEqual(rc, 0)
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self.assertEqual(out.splitlines(),
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self.expect_without_sort_keys.encode().splitlines())
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self.assertEqual(err, b'')
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