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# Copyright 2017 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from __future__ import unicode_literals
import mock
import pytest
from google.api_core import path_template
@pytest.mark.parametrize(
"tmpl, args, kwargs, expected_result",
[
# Basic positional params
["/v1/*", ["a"], {}, "/v1/a"],
["/v1/**", ["a/b"], {}, "/v1/a/b"],
["/v1/*/*", ["a", "b"], {}, "/v1/a/b"],
["/v1/*/*/**", ["a", "b", "c/d"], {}, "/v1/a/b/c/d"],
# Basic named params
["/v1/{name}", [], {"name": "parent"}, "/v1/parent"],
["/v1/{name=**}", [], {"name": "parent/child"}, "/v1/parent/child"],
# Named params with a sub-template
["/v1/{name=parent/*}", [], {"name": "parent/child"}, "/v1/parent/child"],
[
"/v1/{name=parent/**}",
[],
{"name": "parent/child/object"},
"/v1/parent/child/object",
],
# Combining positional and named params
["/v1/*/{name}", ["a"], {"name": "parent"}, "/v1/a/parent"],
["/v1/{name}/*", ["a"], {"name": "parent"}, "/v1/parent/a"],
[
"/v1/{parent}/*/{child}/*",
["a", "b"],
{"parent": "thor", "child": "thorson"},
"/v1/thor/a/thorson/b",
],
["/v1/{name}/**", ["a/b"], {"name": "parent"}, "/v1/parent/a/b"],
# Combining positional and named params with sub-templates.
[
"/v1/{name=parent/*}/*",
["a"],
{"name": "parent/child"},
"/v1/parent/child/a",
],
[
"/v1/*/{name=parent/**}",
["a"],
{"name": "parent/child/object"},
"/v1/a/parent/child/object",
],
],
)
def test_expand_success(tmpl, args, kwargs, expected_result):
result = path_template.expand(tmpl, *args, **kwargs)
assert result == expected_result
assert path_template.validate(tmpl, result)
@pytest.mark.parametrize(
"tmpl, args, kwargs, exc_match",
[
# Missing positional arg.
["v1/*", [], {}, "Positional"],
# Missing named arg.
["v1/{name}", [], {}, "Named"],
],
)
def test_expanded_failure(tmpl, args, kwargs, exc_match):
with pytest.raises(ValueError, match=exc_match):
path_template.expand(tmpl, *args, **kwargs)
@pytest.mark.parametrize(
"tmpl, path",
[
# Single segment template, but multi segment value
["v1/*", "v1/a/b"],
["v1/*/*", "v1/a/b/c"],
# Single segement named template, but multi segment value
["v1/{name}", "v1/a/b"],
["v1/{name}/{value}", "v1/a/b/c"],
# Named value with a sub-template but invalid value
["v1/{name=parent/*}", "v1/grandparent/child"],
],
)
def test_validate_failure(tmpl, path):
assert not path_template.validate(tmpl, path)
def test__expand_variable_match_unexpected():
match = mock.Mock(spec=["group"])
match.group.return_value = None
with pytest.raises(ValueError, match="Unknown"):
path_template._expand_variable_match([], {}, match)
def test__replace_variable_with_pattern():
match = mock.Mock(spec=["group"])
match.group.return_value = None
with pytest.raises(ValueError, match="Unknown"):
path_template._replace_variable_with_pattern(match)
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