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# frozen_string_literal: true
require 'fast_spec_helper'
RSpec.describe Gitlab::Webpack::GraphqlKnownOperations do
let(:content) do
<<-EOF
- hello
- world
- test
EOF
end
around do |example|
described_class.clear_memoization!
example.run
described_class.clear_memoization!
end
describe ".load" do
context "when file loader returns" do
before do
allow(::Gitlab::Webpack::FileLoader).to receive(:load).with("graphql_known_operations.yml").and_return(content)
end
it "returns memoized value" do
expect(::Gitlab::Webpack::FileLoader).to receive(:load).once
2.times { ::Gitlab::Webpack::GraphqlKnownOperations.load }
expect(::Gitlab::Webpack::GraphqlKnownOperations.load).to eq(%w[hello world test])
end
end
context "when file loader errors" do
before do
allow(::Gitlab::Webpack::FileLoader).to receive(:load).and_raise(StandardError.new("test"))
end
it "returns empty array" do
expect(::Gitlab::Webpack::GraphqlKnownOperations.load).to eq([])
end
end
end
end
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