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import collections as cs, functools as ft
import os, sys, io, enum, unittest, json, tempfile
import yaml
try: import pyaml.cli
except ImportError:
sys.path.insert(1, os.path.join(__file__, *['..']*3))
import pyaml.cli
class test_const(enum.IntEnum):
dispatch = 2455
heartbeat = 123
data = dict(
key='value',
path='/some/path',
query_dump=dict(
key1='тест1',
key2='тест2',
key3='тест3',
последний=None ),
ids=dict(),
a=[1,None,'asd', 'не-ascii'], b=3.5, c=None )
data['query_dump_clone'] = data['query_dump']
data['ids']['id в уникоде'] = [4, 5, 6]
data['ids']['id2 в уникоде'] = data['ids']['id в уникоде']
data["'asd'\n!\0\1"] = dict(b=1, a=2)
class CliToolTests(unittest.TestCase):
def data_hash(self, data):
return json.dumps(data, sort_keys=True)
def pyaml_dump_corrupted(self, dump, *args, append=None, **kws):
out = dump(*args, **kws)
if append: out += append
return out
def test_success(self):
d, out, err = data.copy(), io.StringIO(), io.StringIO()
ys = yaml.safe_dump(d)
pyaml.cli.main( argv=list(),
stdin=io.StringIO(ys), stdout=out, stderr=err )
yaml.safe_load(out.getvalue())
self.assertGreater(len(out.getvalue()), 150)
self.assertEqual(err.getvalue(), '')
d.update(
d=test_const.heartbeat,
asd=cs.OrderedDict(b=1, a=2) )
ys, out = pyaml.dump(d), io.StringIO()
pyaml.cli.main( argv=list(),
stdin=io.StringIO(ys), stdout=out, stderr=err )
yaml.safe_load(out.getvalue())
self.assertGreater(len(out.getvalue()), 150)
self.assertEqual(err.getvalue(), '')
def test_vspacing_flags(self):
d, out, err = data.copy(), io.StringIO(), io.StringIO()
ys = yaml.safe_dump(d)
outs, ins = set(), ['', '-v0/0', '-v0/0s', '-v0/0sg', '-vg']
for argv in ins:
pyaml.cli.main( argv=argv.split(),
stdin=io.StringIO(ys), stdout=(out := io.StringIO()), stderr=err )
self.assertNotIn(out.getvalue(), outs)
self.assertGreater(len(out.getvalue()), 150)
self.assertEqual(err.getvalue(), '')
outs.add(out.getvalue())
self.assertEqual(len(ins), len(outs)) # all flags affect output
def test_load_fail(self):
d, out, err = data.copy(), io.StringIO(), io.StringIO()
ys = yaml.safe_dump(d) + '\0asd : fgh : ghj\0'
with self.assertRaises(yaml.YAMLError):
pyaml.cli.main( argv=list(),
stdin=io.StringIO(ys), stdout=out, stderr=err )
def test_out_broken(self):
d, out, err = data.copy(), io.StringIO(), io.StringIO()
pyaml_dump, pyaml.dump = pyaml.dump, ft.partial(
self.pyaml_dump_corrupted, pyaml.dump, append='\0asd : fgh : ghj\0' )
try:
ys = yaml.safe_dump(d)
pyaml.cli.main( argv=list(),
stdin=io.StringIO(ys), stdout=out, stderr=err )
with self.assertRaises(yaml.YAMLError):
yaml.safe_load(out.getvalue())
self.assertGreater(len(out.getvalue()), 150)
self.assertRegex(err.getvalue(), r'^WARNING:')
finally: pyaml.dump = pyaml_dump
def test_out_mismatch(self):
d, out, err = data.copy(), io.StringIO(), io.StringIO()
pyaml_dump, pyaml.dump = pyaml.dump, ft.partial(
self.pyaml_dump_corrupted, pyaml.dump, append='\nextra-key: value' )
try:
ys = yaml.safe_dump(d)
pyaml.cli.main( argv=list(),
stdin=io.StringIO(ys), stdout=out, stderr=err )
yaml.safe_load(out.getvalue())
self.assertGreater(len(out.getvalue()), 150)
self.assertRegex(err.getvalue(), r'^WARNING:')
finally: pyaml.dump = pyaml_dump
def test_out_err_nocheck(self):
d, out, err = data.copy(), io.StringIO(), io.StringIO()
pyaml_dump, pyaml.dump = pyaml.dump, ft.partial(
self.pyaml_dump_corrupted, pyaml.dump, append='\0asd : fgh : ghj\0' )
try:
ys = yaml.safe_dump(d)
pyaml.cli.main( argv=['-q'],
stdin=io.StringIO(ys), stdout=out, stderr=err )
with self.assertRaises(yaml.YAMLError):
yaml.safe_load(out.getvalue())
self.assertGreater(len(out.getvalue()), 150)
self.assertEqual(err.getvalue(), '')
finally: pyaml.dump = pyaml_dump
def test_replace(self):
d, out, err = data.copy(), io.StringIO(), io.StringIO()
sys_out, sys_err = sys.stdout, sys.stderr
with self.assertRaises(SystemExit):
sys.stdout, sys.stderr = out, err
try:
pyaml.cli.main( argv=['-r'],
stdin=io.StringIO(), stdout=out, stderr=err )
finally: sys.stdout, sys.stderr = sys_out, sys_err
self.assertEqual(out.getvalue(), '')
self.assertGreater(len(err.getvalue()), 50)
err.seek(0); err.truncate()
with tempfile.NamedTemporaryFile(prefix='.pyaml.test.') as tmp:
d_json = json.dumps(d).encode()
tmp.write(d_json); tmp.flush()
os.fchmod(tmp.fileno(), 0o1510)
stat_tmp = os.fstat(tmp.fileno())
pyaml.cli.main( argv=['-r', tmp.name],
stdin=io.StringIO(), stdout=out, stderr=err )
with open(tmp.name, 'rb') as tmp_new:
d_new, stat_new = tmp_new.read(), os.fstat(tmp_new.fileno())
self.assertEqual(out.getvalue(), '')
self.assertEqual(err.getvalue(), '')
tmp.seek(0); d_tmp = tmp.read()
self.assertEqual(d_tmp, d_json)
self.assertNotEqual(d_tmp, d_new)
self.assertNotIn(d_json, d_new)
self.assertEqual(yaml.safe_load(d_new), d)
self.assertEqual(
(stat_tmp.st_mode, stat_tmp.st_uid, stat_tmp.st_gid),
(stat_new.st_mode, stat_new.st_uid, stat_new.st_gid) )
os.chmod(tmp.name, 0o600)
with open(tmp.name, 'r+') as tmp_new:
tmp_new.write('\0asd : fgh : ghj\0')
tmp_new.seek(0); d_new = tmp_new.read()
with self.assertRaises(yaml.YAMLError):
pyaml.cli.main( argv=['-r', tmp.name],
stdin=io.StringIO(), stdout=out, stderr=err )
self.assertEqual(out.getvalue(), '')
self.assertEqual(err.getvalue(), '')
with open(tmp.name, 'r') as tmp_new:
tmp_new.seek(0); d_new2 = tmp_new.read()
self.assertEqual(d_new, d_new2)
def test_single_doc(self):
d, out, err = data.copy(), io.StringIO(), io.StringIO()
ys = yaml.safe_dump(d)
pyaml.cli.main( argv=list(),
stdin=io.StringIO(ys), stdout=out, stderr=err )
self.assertNotIn('---', out.getvalue())
pyaml.cli.main( argv=list(),
stdin=io.StringIO('---\n' + ys), stdout=out, stderr=err )
self.assertNotIn('---', out.getvalue())
self.assertEqual(len(list(yaml.safe_load_all(out.getvalue()))), 1)
def test_multi_doc(self):
d, out, err = data.copy(), io.StringIO(), io.StringIO()
d1, d2 = d, d.copy(); d2['doc2_val'] = 1234
ys = yaml.safe_dump_all([d1, d2])
pyaml.cli.main( argv=list(),
stdin=io.StringIO(ys), stdout=out, stderr=err )
self.assertGreater(len(out.getvalue()), 150)
self.assertEqual(err.getvalue(), '')
self.assertIn('---', out.getvalue())
xd1, xd2 = yaml.safe_load_all(out.getvalue())
self.assertNotIn('doc2_val', xd1)
self.assertEqual(xd2.get('doc2_val'), d2['doc2_val'])
def test_lines(self):
d, out, err = data.copy(), io.StringIO(), io.StringIO()
d1, d2, d3 = d, d.copy(), d.copy()
d2['doc2_val'], d3['doc3_val'] = 1234, 5678
ys = '\n\n \n \0' + json.dumps(d1)
ys += '\0\n \n\0\0\0\n' + json.dumps(d2)
ys += '\n\0' + json.dumps(d3) + '\n \n\0 \t\0\n'
ys += '\n' + json.dumps(d3)
ys += '\0' + json.dumps(d3)
pyaml.cli.main( argv=['-l'],
stdin=io.StringIO(ys), stdout=out, stderr=err )
with self.assertRaises(yaml.YAMLError):
pyaml.cli.main( argv=list(),
stdin=io.StringIO(ys), stdout=out, stderr=err )
self.assertGreater(len(out.getvalue()), 150)
self.assertEqual(err.getvalue(), '')
self.assertIn('---', out.getvalue())
xd1, xd2, xd3, xd3a, xd3b = yaml.safe_load_all(out.getvalue())
self.assertNotIn('doc2_val', xd1)
self.assertNotIn('doc3_val', xd1)
self.assertEqual(xd2.get('doc2_val'), d2['doc2_val'])
self.assertNotIn('doc3_val', xd2)
self.assertEqual(xd3.get('doc3_val'), d3['doc3_val'])
self.assertNotIn('doc2_val', xd3)
self.assertEqual(xd3a.get('doc3_val'), d3['doc3_val'])
self.assertEqual(xd3b.get('doc3_val'), d3['doc3_val'])
out, ys = io.StringIO(), '\n\0' + json.dumps(d3) + '\n \n\0\t\0\n'
pyaml.cli.main( argv=['--lines'],
stdin=io.StringIO(ys), stdout=out, stderr=err )
xd3, = yaml.safe_load_all(out.getvalue())
self.assertEqual(xd3.get('doc3_val'), d3['doc3_val'])
self.assertNotIn('doc2_val', xd3)
self.assertNotIn('---', out.getvalue())
def test_multiple_args(self):
ds, out, err = [data.copy(), dict(data, diff=123)], io.StringIO(), io.StringIO()
with tempfile.NamedTemporaryFile(prefix='.pyaml.test.') as tmp1, \
tempfile.NamedTemporaryFile(prefix='.pyaml.test.') as tmp2:
tmp_files, ds_json = [tmp1, tmp2], list(json.dumps(d).encode() for d in ds)
for tmp, d_json in zip(tmp_files, ds_json): tmp.write(d_json); tmp.flush()
with self.assertRaises(SystemExit):
sys.stdout, sys.stderr, sys_out, sys_err = out, err, sys.stdout, sys.stderr
try: pyaml.cli.main(
argv=['-r', tmp1.name, '', tmp2.name], # empty arg = stdin
stdin=io.StringIO(), stdout=out, stderr=err )
finally: sys.stdout, sys.stderr = sys_out, sys_err
for tmp, d_json in zip(tmp_files, ds_json):
tmp.seek(0); self.assertEqual(tmp.read().decode(), d_json)
self.assertEqual(out.getvalue(), '')
self.assertGreater(len(err.getvalue()), 50)
err.seek(0); err.truncate()
pyaml.cli.main( argv=['-r', tmp1.name, tmp2.name],
stdin=io.StringIO(), stdout=out, stderr=err )
for tmp, d, d_json in zip(tmp_files, ds, ds_json):
tmp.seek(0); d_yaml = tmp.read().decode()
self.assertNotEqual(d_json, d_yaml)
self.assertEqual(self.data_hash(d), self.data_hash(yaml.safe_load(d_yaml)))
self.assertEqual(out.getvalue(), '')
self.assertEqual(err.getvalue(), '')
ys_stdin = yaml.safe_dump_all(
d_stdin := [dict(ds[0], diff2=dict(a=['xyz'])), 'abcde', [1,2,3]] )
pyaml.cli.main( argv=[tmp2.name, '', tmp1.name],
stdin=io.StringIO(ys_stdin), stdout=out, stderr=err )
self.assertEqual(list(yaml.safe_load_all(out.getvalue())), [ds[1], *d_stdin, ds[0]])
def test_out_file(self):
d, out, err = data.copy(), io.StringIO(), io.StringIO()
ys, ys_pyaml = yaml.safe_dump(d), pyaml.dump(d)
with tempfile.NamedTemporaryFile(prefix='.pyaml.test.') as tmp:
tmp.write(d_tmp := b'== some earlier data ==')
with self.assertRaises(SystemExit):
sys.stdout, sys.stderr, sys_out, sys_err = out, err, sys.stdout, sys.stderr
try:
pyaml.cli.main( argv=['-r', '-o', tmp.name],
stdin=io.StringIO(), stdout=out, stderr=err )
finally: sys.stdout, sys.stderr = sys_out, sys_err
self.assertEqual(out.getvalue(), '')
self.assertGreater(len(err.getvalue()), 50)
err.seek(0); err.truncate()
st = os.stat(p := '/dev/null'); st_id = st.st_dev, st.st_ino
pyaml.cli.main( argv=['-o', p], # shouldn't replace dev node
stdin=io.StringIO(ys), stdout=out, stderr=err )
self.assertEqual(out.getvalue(), '')
self.assertEqual(err.getvalue(), '')
tmp.seek(0); self.assertEqual(tmp.read(), d_tmp)
st = os.stat(p); self.assertEqual((st.st_dev, st.st_ino), st_id)
pyaml.cli.main( argv=['-o', tmp.name],
stdin=io.StringIO(ys), stdout=out, stderr=err )
self.assertEqual(out.getvalue(), '')
self.assertEqual(err.getvalue(), '')
tmp.seek(0); self.assertEqual(tmp.read(), d_tmp)
with open(tmp.name) as tmp_repl: self.assertEqual(tmp_repl.read(), ys_pyaml)
if __name__ == '__main__': unittest.main()
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