90 lines
2.2 KiB
Ruby
90 lines
2.2 KiB
Ruby
# frozen_string_literal: true
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require 'spec_helper'
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RSpec.describe MergeRequestDiffFile do
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it_behaves_like 'a BulkInsertSafe model', MergeRequestDiffFile do
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let(:valid_items_for_bulk_insertion) do
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build_list(:merge_request_diff_file, 10) do |mr_diff_file|
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mr_diff_file.merge_request_diff = create(:merge_request_diff)
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end
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end
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let(:invalid_items_for_bulk_insertion) { [] } # class does not have any validations defined
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end
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describe '#diff' do
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context 'when diff is not stored' do
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let(:unpacked) { 'unpacked' }
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let(:packed) { [unpacked].pack('m0') }
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before do
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subject.diff = packed
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end
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context 'when the diff is marked as binary' do
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before do
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subject.binary = true
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end
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it 'unpacks from base 64' do
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expect(subject.diff).to eq(unpacked)
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end
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context 'invalid base64' do
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let(:packed) { '---/dev/null' }
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it 'returns the raw diff' do
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expect(subject.diff).to eq(packed)
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end
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end
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end
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context 'when the diff is not marked as binary' do
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it 'returns the raw diff' do
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expect(subject.diff).to eq(packed)
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end
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end
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end
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context 'when diff is stored in DB' do
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let(:file) { create(:merge_request).merge_request_diff.merge_request_diff_files.first }
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it 'returns UTF-8 string' do
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expect(file.diff.encoding).to eq Encoding::UTF_8
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end
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end
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context 'when diff is stored in external storage' do
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let(:file) { create(:merge_request).merge_request_diff.merge_request_diff_files.first }
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let(:test_dir) { 'tmp/tests/external-diffs' }
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around do |example|
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FileUtils.mkdir_p(test_dir)
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begin
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example.run
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ensure
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FileUtils.rm_rf(test_dir)
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end
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end
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before do
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stub_external_diffs_setting(enabled: true, storage_path: test_dir)
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end
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it 'returns UTF-8 string' do
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expect(file.diff.encoding).to eq Encoding::UTF_8
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end
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end
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end
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describe '#utf8_diff' do
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it 'does not raise error when the diff is binary' do
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subject.diff = "\x05\x00\x68\x65\x6c\x6c\x6f"
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expect { subject.utf8_diff }.not_to raise_error
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end
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end
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end
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