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#
# Author:: Jay Mundrawala <jdm@chef.io>
# Copyright:: Copyright (c) 2015 Chef Software, Inc.
# License:: Apache License, Version 2.0
#
# 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.
#
require 'chef'
require 'chef/util/dsc/resource_store'
describe Chef::Util::DSC::ResourceStore do
let(:resource_store) { Chef::Util::DSC::ResourceStore.new }
let(:resource_a) { {
'ResourceType' => 'AFoo',
'Name' => 'Foo',
'Module' => {'Name' => 'ModuleA'}
}
}
let(:resource_b) { {
'ResourceType' => 'BFoo',
'Name' => 'Foo',
'Module' => {'Name' => 'ModuleB'}
}
}
context 'when resources are not cached' do
context 'when calling #resources' do
it 'returns an empty array' do
expect(resource_store.resources).to eql([])
end
end
context 'when calling #find' do
it 'returns an empty list if it cannot find any matching resources' do
expect(resource_store).to receive(:query_resource).and_return([])
expect(resource_store.find('foo')).to eql([])
end
it 'returns the resource if it is found (comparisons are case insensitive)' do
expect(resource_store).to receive(:query_resource).and_return([resource_a])
expect(resource_store.find('foo')).to eql([resource_a])
end
it 'returns multiple resoures if they are found' do
expect(resource_store).to receive(:query_resource).and_return([resource_a, resource_b])
expect(resource_store.find('foo')).to include(resource_a, resource_b)
end
it 'deduplicates resources by ResourceName' do
expect(resource_store).to receive(:query_resource).and_return([resource_a, resource_a])
resource_store.find('foo')
expect(resource_store.resources).to eq([resource_a])
end
end
end
context 'when resources are cached' do
it 'recalls resources from the cache if present' do
expect(resource_store).not_to receive(:query_resource)
expect(resource_store).to receive(:resources).and_return([resource_a])
resource_store.find('foo')
end
end
end
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