59 lines
1.9 KiB
Ruby
59 lines
1.9 KiB
Ruby
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# frozen_string_literal: true
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require 'fast_spec_helper'
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RSpec.describe Gitlab::Utils::Gzip do
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before do
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example_class = Class.new do
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include Gitlab::Utils::Gzip
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def lorem_ipsum
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"Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod "\
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"tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim "\
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"veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea "\
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"commodo consequat. Duis aute irure dolor in reprehenderit in voluptate "\
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"velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat "\
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"cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id "\
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"est laborum."
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end
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end
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stub_const('ExampleClass', example_class)
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end
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subject { ExampleClass.new }
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let(:sample_string) { subject.lorem_ipsum }
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let(:compressed_string) { subject.gzip_compress(sample_string) }
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describe "#gzip_compress" do
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it "compresses data passed to it" do
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expect(compressed_string.length).to be < sample_string.length
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end
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it "returns uncompressed data when encountering Zlib::GzipFile::Error" do
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expect(ActiveSupport::Gzip).to receive(:compress).and_raise(Zlib::GzipFile::Error)
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expect(compressed_string.length).to eq sample_string.length
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end
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end
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describe "#gzip_decompress" do
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let(:decompressed_string) { subject.gzip_decompress(compressed_string) }
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it "decompresses encoded data" do
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expect(decompressed_string).to eq sample_string
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end
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it "returns compressed data when encountering Zlib::GzipFile::Error" do
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expect(ActiveSupport::Gzip).to receive(:decompress).and_raise(Zlib::GzipFile::Error)
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expect(decompressed_string).not_to eq sample_string.length
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end
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it "returns unmodified data when it is determined to be uncompressed" do
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expect(subject.gzip_decompress(sample_string)).to eq sample_string
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end
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end
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end
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