tests/test_multibindings_bind_instance.py

#!/usr/bin/env python3
#  Copyright 2016 Google Inc. All Rights Reserved.
#
# 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.
import pytest

from fruit_test_common import *

COMMON_DEFINITIONS = '''
    #include "test_common.h"

    struct Annotation1 {};
    '''

@pytest.mark.parametrize('XAnnot', [
    'X',
    'fruit::Annotated<Annotation1, X>',
])
def test_simple(XAnnot):
    source = '''
        struct X {};

        X x;

        fruit::Component<> getComponent() {
          return fruit::createComponent()
            .addInstanceMultibinding<XAnnot, X>(x);
        }

        int main() {
          fruit::Injector<> injector(getComponent());

          std::vector<X*> multibindings = injector.getMultibindings<XAnnot>();
          Assert(multibindings.size() == 1);
          Assert(multibindings[0] == &x);
        }
        '''
    expect_success(
        COMMON_DEFINITIONS,
        source,
        locals())

@pytest.mark.parametrize('XAnnot', [
    'X',
    'fruit::Annotated<Annotation1, X>',
])
def test_instance_vector_with_annotation(XAnnot):
    source = '''
        struct X {};

        std::vector<X> values = {X(), X()};

        fruit::Component<> getComponent() {
          return fruit::createComponent()
            .addInstanceMultibindings<XAnnot, X>(values);
        }

        int main() {
          fruit::Injector<> injector(getComponent());

          std::vector<X*> multibindings = injector.getMultibindings<XAnnot>();
          Assert(multibindings.size() == 2);
          Assert(multibindings[0] == &(values[0]));
          Assert(multibindings[1] == &(values[1]));
        }
        '''
    expect_success(
        COMMON_DEFINITIONS,
        source,
        locals())

if __name__== '__main__':
    main(__file__)