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# frozen_string_literal: true
require 'spec_helper'
describe Ethon::Multi::Stack do
let(:multi) { Ethon::Multi.new }
let(:easy) { Ethon::Easy.new }
describe "#add" do
context "when easy already added" do
before { multi.add(easy) }
it "returns nil" do
expect(multi.add(easy)).to be_nil
end
end
context "when easy new" do
it "adds easy to multi" do
expect(Ethon::Curl).to receive(:multi_add_handle).and_return(:ok)
multi.add(easy)
end
it "adds easy to easy_handles" do
multi.add(easy)
expect(multi.easy_handles).to include(easy)
end
end
context "when multi_add_handle fails" do
it "raises multi add error" do
expect(Ethon::Curl).to receive(:multi_add_handle).and_return(:bad_easy_handle)
expect{ multi.add(easy) }.to raise_error(Ethon::Errors::MultiAdd)
end
end
context "when multi cleaned up before" do
it "raises multi add error" do
Ethon::Curl.multi_cleanup(multi.handle)
expect{ multi.add(easy) }.to raise_error(Ethon::Errors::MultiAdd)
end
end
end
describe "#delete" do
context "when easy in easy_handles" do
before { multi.add(easy) }
it "deletes easy from multi" do
expect(Ethon::Curl).to receive(:multi_remove_handle).and_return(:ok)
multi.delete(easy)
end
it "deletes easy from easy_handles" do
multi.delete(easy)
expect(multi.easy_handles).to_not include(easy)
end
end
context "when easy is not in easy_handles" do
it "does nothing" do
expect(Ethon::Curl).to receive(:multi_add_handle).and_return(:ok)
multi.add(easy)
end
it "adds easy to easy_handles" do
multi.add(easy)
expect(multi.easy_handles).to include(easy)
end
end
context "when multi_remove_handle fails" do
before { multi.add(easy) }
it "raises multi remove error" do
expect(Ethon::Curl).to receive(:multi_remove_handle).and_return(:bad_easy_handle)
expect{ multi.delete(easy) }.to raise_error(Ethon::Errors::MultiRemove)
end
end
end
end
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