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#
# Copyright:: Copyright 2015-2016, 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 "spec_helper"
describe Chef::Knife::SubcommandLoader::HashedCommandLoader do
before do
allow(ChefConfig).to receive(:windows?) { false }
end
let(:plugin_manifest) do
{
"_autogenerated_command_paths" => {
"plugins_paths" => {
"cool_a" => ["/file/for/plugin/a"],
"cooler_b" => ["/file/for/plugin/b"],
},
"plugins_by_category" => {
"cool" => [
"cool_a",
],
"cooler" => [
"cooler_b",
],
},
},
}
end
let(:loader) do
Chef::Knife::SubcommandLoader::HashedCommandLoader.new(
File.join(CHEF_SPEC_DATA, "knife-site-subcommands"),
plugin_manifest) end
describe "#list_commands" do
before do
allow(File).to receive(:exists?).and_return(true)
end
it "lists all commands by category when no argument is given" do
expect(loader.list_commands).to eq({ "cool" => ["cool_a"], "cooler" => ["cooler_b"] })
end
it "lists only commands in the given category when a category is given" do
expect(loader.list_commands("cool")).to eq({ "cool" => ["cool_a"] })
end
context "when the plugin path is invalid" do
before do
expect(File).to receive(:exists?).with("/file/for/plugin/b").and_return(false)
end
it "lists all commands by category when no argument is given" do
expect(Chef::Log).to receive(:error).with(/There are plugin files specified in the knife cache that cannot be found/)
expect(Chef::Log).to receive(:error).with("Missing files:\n\t/file/for/plugin/b")
expect(loader.list_commands).to eq({})
end
end
end
describe "#subcommand_files" do
it "lists all the files" do
expect(loader.subcommand_files).to eq(["/file/for/plugin/a", "/file/for/plugin/b"])
end
end
describe "#load_commands" do
before do
allow(Kernel).to receive(:load).and_return(true)
end
it "returns false for non-existant commands" do
expect(loader.load_command(["nothere"])).to eq(false)
end
it "loads the correct file and returns true if the command exists" do
allow(File).to receive(:exists?).and_return(true)
expect(Kernel).to receive(:load).with("/file/for/plugin/a").and_return(true)
expect(loader.load_command(["cool_a"])).to eq(true)
end
end
describe "#subcommand_for_args" do
it "returns the subcommands for an exact match" do
expect(loader.subcommand_for_args(["cooler_b"])).to eq("cooler_b")
end
it "finds the right subcommand even when _'s are elided" do
expect(loader.subcommand_for_args(%w{cooler b})).to eq("cooler_b")
end
it "returns nil if the the subcommand isn't in our manifest" do
expect(loader.subcommand_for_args(["cooler c"])).to eq(nil)
end
end
end
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