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require "spec_helper"
describe Mixlib::Archive do
let(:target) { "../fixtures/foo.tar" }
let (:destination) { Dir.mktmpdir }
let (:archive) { described_class.new(target) }
let (:extractor) { double(Mixlib::Archive::Tar, extract: true) }
before do
allow(File).to receive(:expand_path).and_call_original
allow(Mixlib::Archive::Tar).to receive(:new).with(any_args).and_return(extractor)
end
after do
FileUtils.rmdir destination
end
describe "#initialize" do
it "accepts a path" do
expect { described_class.new("../foo") }.not_to raise_error
end
it "allows the target to be emptied" do
expect { described_class.new("../foo", empty: true) }.not_to raise_error
end
context "creates an extractor" do
let(:expanded_target) { "/my/expanded/target/fixtures/foo.tar" }
before do
end
it "with the correct extractor" do
expect(File).to receive(:expand_path).with(target).and_return(expanded_target)
expect(Mixlib::Archive::Tar).to receive(:new).with(expanded_target)
described_class.new(target)
end
end
end
describe "#extract" do
it "creates the target directory" do
expect(archive).to receive(:create_and_empty).with(destination).and_return(true)
archive.extract(destination)
end
it "runs the extractor" do
expect(extractor).to receive(:extract).with(destination, { perms: true, ignore: [/^\.$/, /\.{2}/] })
archive.extract(destination)
end
it "passes options to the extractor" do
expect(extractor).to receive(:extract).with(destination, { perms: false, ignore: [/^\.$/, /\.{2}/] })
archive.extract(destination, perms: false)
end
end
describe "#create_and_empty" do
it "creates the target directory" do
expect(FileUtils).to receive(:mkdir_p).with(destination)
archive.send(:create_and_empty, destination)
end
it "doesn't empty the target directory" do
expect(Dir).not_to receive(:foreach)
archive.send(:create_and_empty, destination)
end
context "optionally empties the target directory" do
before do
archive.instance_variable_set(:@empty, true)
end
it "walks the directory" do
expect(Dir).to receive(:foreach).with(destination)
archive.send(:create_and_empty, destination)
end
it "ignores . and .." do
expect(Dir).to receive(:foreach).with(destination).and_yield(".").and_yield("..")
expect(FileUtils).not_to receive(:remove_entry_secure)
archive.send(:create_and_empty, destination)
end
it "deletes the entry" do
deleted = File.join(destination, "foo")
expect(Dir).to receive(:foreach).with(destination).and_yield(".").and_yield("..").and_yield("foo")
expect(FileUtils).to receive(:remove_entry_secure).with(deleted).and_return(true)
archive.send(:create_and_empty, destination)
end
end
end
end
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