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# Copyright 2018 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
#
# https://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.
import proto
def test_basic_map():
class Foo(proto.Message):
tags = proto.MapField(proto.STRING, proto.STRING, number=1)
foo = Foo(tags={"a": "foo", "b": "bar"})
assert foo.tags["a"] == "foo"
assert foo.tags["b"] == "bar"
assert "c" not in foo.tags
def test_basic_map_with_underscore_field_name():
class Foo(proto.Message):
tag_labels = proto.MapField(proto.STRING, proto.STRING, number=1)
foo = Foo(tag_labels={"a": "foo", "b": "bar"})
assert foo.tag_labels["a"] == "foo"
assert foo.tag_labels["b"] == "bar"
assert "c" not in foo.tag_labels
def test_basic_map_assignment():
class Foo(proto.Message):
tags = proto.MapField(proto.STRING, proto.STRING, number=1)
foo = Foo(tags={"a": "foo"})
foo.tags["b"] = "bar"
assert len(foo.tags) == 2
assert foo.tags["a"] == "foo"
assert foo.tags["b"] == "bar"
assert "c" not in foo.tags
def test_basic_map_deletion():
class Foo(proto.Message):
tags = proto.MapField(proto.STRING, proto.STRING, number=1)
foo = Foo(tags={"a": "foo", "b": "bar"})
del foo.tags["b"]
assert len(foo.tags) == 1
assert foo.tags["a"] == "foo"
assert "b" not in foo.tags
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