1 files changed, 98 insertions, 0 deletions
diff --git a/tests/lib/test_resolver.py b/tests/lib/test_resolver.py
new file mode 100644
index 0000000..d893941
--- /dev/null
+++ b/tests/lib/test_resolver.py
@@ -0,0 +1,98 @@
+
+import yaml
+import pprint
+
+def test_implicit_resolver(data_filename, detect_filename, verbose=False):
+    correct_tag = None
+    node = None
+    try:
+        with open(detect_filename, 'r') as file:
+            correct_tag = file.read().strip()
+        with open(data_filename, 'rb') as file:
+            node = yaml.compose(file)
+        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('!root', [],
+            Loader=MyLoader, Dumper=MyDumper)
+    yaml.add_path_resolver('!root/scalar', [], str,
+            Loader=MyLoader, Dumper=MyDumper)
+    yaml.add_path_resolver('!root/key11/key12/*', ['key11', 'key12'],
+            Loader=MyLoader, Dumper=MyDumper)
+    yaml.add_path_resolver('!root/key21/1/*', ['key21', 1],
+            Loader=MyLoader, Dumper=MyDumper)
+    yaml.add_path_resolver('!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()
+    with open(data_filename, 'rb') as file:
+        nodes1 = list(yaml.compose_all(file.read(), Loader=MyLoader))
+    with open(path_filename, 'rb') as file:
+        nodes2 = list(yaml.compose_all(file.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]:
+        with open(filename, 'rb') as file:
+            output = yaml.serialize_all(yaml.compose_all(file), Dumper=MyDumper)
+        if verbose:
+            print(output)
+        nodes1 = yaml.compose_all(output)
+        with open(data_filename, 'rb') as file:
+            nodes2 = yaml.compose_all(file)
+            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())
+