112 lines
3.0 KiB
Ruby
112 lines
3.0 KiB
Ruby
# frozen_string_literal: true
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require 'spec_helper'
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RSpec.describe Gitlab::DiscussionsDiff::HighlightCache, :clean_gitlab_redis_cache do
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def fake_file(offset)
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{
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text: 'foo',
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type: 'new',
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index: 2 + offset,
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old_pos: 10 + offset,
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new_pos: 11 + offset,
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line_code: 'xpto',
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rich_text: '<blips>blops</blips>'
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}
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end
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let(:mapping) do
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{
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3 => [
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fake_file(0),
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fake_file(1)
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],
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4 => [
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fake_file(2)
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]
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}
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end
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describe '#write_multiple' do
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it 'sets multiple keys serializing content as JSON' do
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described_class.write_multiple(mapping)
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mapping.each do |key, value|
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full_key = described_class.cache_key_for(key)
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found_key = Gitlab::Redis::Cache.with { |r| r.get(full_key).force_encoding("UTF-8") }
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expect(described_class.gzip_decompress(found_key)).to eq(value.to_json)
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end
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end
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it 'writes content that can be correctly retrieved by read_multiple' do
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described_class.write_multiple(mapping)
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retrieved_values = described_class.read_multiple(mapping.keys)
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# Transform each retrieved array of Gitlab::Diff::Line objects back to hashes for comparison
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retrieved_hashes = {}
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mapping.keys.each_with_index do |key, index|
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retrieved_hashes[key] = retrieved_values[index]&.map(&:to_hash)
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end
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expect(retrieved_hashes).to match(mapping)
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end
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end
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describe '#read_multiple' do
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it 'reads multiple keys and serializes content into Gitlab::Diff::Line objects' do
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described_class.write_multiple(mapping)
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found = described_class.read_multiple(mapping.keys)
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expect(found.size).to eq(2)
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expect(found.first.size).to eq(2)
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expect(found.first).to all(be_a(Gitlab::Diff::Line))
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end
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it 'returns nil when cached key is not found' do
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described_class.write_multiple(mapping)
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found = described_class.read_multiple([2, 3])
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expect(found.size).to eq(2)
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expect(found.first).to eq(nil)
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expect(found.second.size).to eq(2)
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expect(found.second).to all(be_a(Gitlab::Diff::Line))
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end
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it 'returns lines which rich_text are HTML-safe' do
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described_class.write_multiple(mapping)
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found = described_class.read_multiple(mapping.keys)
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rich_texts = found.flatten.map(&:rich_text)
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expect(rich_texts).to all(be_html_safe)
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end
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end
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describe '#clear_multiple' do
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it 'removes all named keys' do
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described_class.write_multiple(mapping)
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described_class.clear_multiple(mapping.keys)
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expect(described_class.read_multiple(mapping.keys)).to all(be_nil)
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end
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it 'only removed named keys' do
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to_clear, to_leave = mapping.keys
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described_class.write_multiple(mapping)
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described_class.clear_multiple([to_clear])
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cleared, left = described_class.read_multiple([to_clear, to_leave])
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expect(cleared).to be_nil
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expect(left).to all(be_a(Gitlab::Diff::Line))
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end
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end
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end
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