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# frozen_string_literal: true
require 'spec_helper'
describe Gitlab::MarkdownCache::Redis::Extension, :clean_gitlab_redis_cache do
let(:klass) do
Class.new do
include CacheMarkdownField
def initialize(title: nil, description: nil)
@title, @description = title, description
end
attr_reader :title, :description
cache_markdown_field :title, pipeline: :single_line
cache_markdown_field :description
def cache_key
"cache-key"
end
end
end
let(:cache_version) { Gitlab::MarkdownCache::CACHE_COMMONMARK_VERSION << 16 }
let(:thing) { klass.new(title: "`Hello`", description: "`World`") }
let(:expected_cache_key) { "markdown_cache:cache-key" }
it 'defines the html attributes' do
expect(thing).to respond_to(:title_html, :description_html, :cached_markdown_version)
end
it 'loads the markdown from the cache only once' do
expect(thing).to receive(:load_cached_markdown).once.and_call_original
thing.title_html
thing.description_html
end
it 'correctly loads the markdown if it was stored in redis' do
Gitlab::Redis::Cache.with do |r|
r.mapped_hmset(expected_cache_key,
title_html: 'hello',
description_html: 'world',
cached_markdown_version: cache_version)
end
expect(thing.title_html).to eq('hello')
expect(thing.description_html).to eq('world')
expect(thing.cached_markdown_version).to eq(cache_version)
end
describe "#refresh_markdown_cache!" do
it "stores the value in redis" do
expected_results = { "title_html" => "`Hello`",
"description_html" => "<p data-sourcepos=\"1:1-1:7\" dir=\"auto\"><code>World</code></p>",
"cached_markdown_version" => cache_version.to_s }
thing.refresh_markdown_cache!
results = Gitlab::Redis::Cache.with do |r|
r.mapped_hmget(expected_cache_key,
"title_html", "description_html", "cached_markdown_version")
end
expect(results).to eq(expected_results)
end
it "assigns the values" do
thing.refresh_markdown_cache!
expect(thing.title_html).to eq('`Hello`')
expect(thing.description_html).to eq("<p data-sourcepos=\"1:1-1:7\" dir=\"auto\"><code>World</code></p>")
expect(thing.cached_markdown_version).to eq(cache_version)
end
end
end
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