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#
# Author:: Adam Jacob (<adam@opscode.com>)
# Author:: Daniel DeLeo (<dan@kallistec.com>)
# Copyright:: Copyright (c) 2009 Opscode, Inc.
# Copyright:: Copyright (c) 2009 Daniel DeLeo
# 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 'spec_helper'
describe Chef::Digester do
before(:each) do
@cache = Chef::Digester.instance
end
describe "when computing checksums of cookbook files and templates" do
it "proxies the class method checksum_for_file to the instance" do
expect(@cache).to receive(:checksum_for_file).with("a_file_or_a_fail")
Chef::Digester.checksum_for_file("a_file_or_a_fail")
end
it "computes a checksum of a file" do
fixture_file = CHEF_SPEC_DATA + "/checksum/random.txt"
expected = "09ee9c8cc70501763563bcf9c218d71b2fbf4186bf8e1e0da07f0f42c80a3394"
expect(@cache.checksum_for_file(fixture_file)).to eq(expected)
end
it "generates a checksum from a non-file IO object" do
io = StringIO.new("riseofthemachines\nriseofthechefs\n")
expected_md5 = '0e157ac1e2dd73191b76067fb6b4bceb'
expect(@cache.generate_md5_checksum(io)).to eq(expected_md5)
end
end
end
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