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import yaml
import pprint
def test_implicit_resolver(data_filename, detect_filename, verbose=False):
correct_tag = None
node = None
try:
correct_tag = open(detect_filename, 'rb').read().strip()
node = yaml.compose(open(data_filename, 'rb'))
assert isinstance(node, yaml.SequenceNode), node
for scalar in node.value:
assert isinstance(scalar, yaml.ScalarNode), scalar
assert scalar.tag == correct_tag, (scalar.tag, correct_tag)
finally:
if verbose:
print "CORRECT TAG:", correct_tag
if hasattr(node, 'value'):
print "CHILDREN:"
pprint.pprint(node.value)
test_implicit_resolver.unittest = ['.data', '.detect']
def _make_path_loader_and_dumper():
global MyLoader, MyDumper
class MyLoader(yaml.Loader):
pass
class MyDumper(yaml.Dumper):
pass
yaml.add_path_resolver(u'!root', [],
Loader=MyLoader, Dumper=MyDumper)
yaml.add_path_resolver(u'!root/scalar', [], str,
Loader=MyLoader, Dumper=MyDumper)
yaml.add_path_resolver(u'!root/key11/key12/*', ['key11', 'key12'],
Loader=MyLoader, Dumper=MyDumper)
yaml.add_path_resolver(u'!root/key21/1/*', ['key21', 1],
Loader=MyLoader, Dumper=MyDumper)
yaml.add_path_resolver(u'!root/key31/*/*/key14/map', ['key31', None, None, 'key14'], dict,
Loader=MyLoader, Dumper=MyDumper)
return MyLoader, MyDumper
def _convert_node(node):
if isinstance(node, yaml.ScalarNode):
return (node.tag, node.value)
elif isinstance(node, yaml.SequenceNode):
value = []
for item in node.value:
value.append(_convert_node(item))
return (node.tag, value)
elif isinstance(node, yaml.MappingNode):
value = []
for key, item in node.value:
value.append((_convert_node(key), _convert_node(item)))
return (node.tag, value)
def test_path_resolver_loader(data_filename, path_filename, verbose=False):
_make_path_loader_and_dumper()
nodes1 = list(yaml.compose_all(open(data_filename, 'rb').read(), Loader=MyLoader))
nodes2 = list(yaml.compose_all(open(path_filename, 'rb').read()))
try:
for node1, node2 in zip(nodes1, nodes2):
data1 = _convert_node(node1)
data2 = _convert_node(node2)
assert data1 == data2, (data1, data2)
finally:
if verbose:
print yaml.serialize_all(nodes1)
test_path_resolver_loader.unittest = ['.data', '.path']
def test_path_resolver_dumper(data_filename, path_filename, verbose=False):
_make_path_loader_and_dumper()
for filename in [data_filename, path_filename]:
output = yaml.serialize_all(yaml.compose_all(open(filename, 'rb')), Dumper=MyDumper)
if verbose:
print output
nodes1 = yaml.compose_all(output)
nodes2 = yaml.compose_all(open(data_filename, 'rb'))
for node1, node2 in zip(nodes1, nodes2):
data1 = _convert_node(node1)
data2 = _convert_node(node2)
assert data1 == data2, (data1, data2)
test_path_resolver_dumper.unittest = ['.data', '.path']
if __name__ == '__main__':
import test_appliance
test_appliance.run(globals())
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