mirror of
https://git.kescher.at/CatCatNya/catstodon.git
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171 lines
4.6 KiB
Ruby
171 lines
4.6 KiB
Ruby
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# frozen_string_literal: true
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require 'rails_helper'
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RSpec.describe Mastodon::RedisConfiguration do
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let(:redis_environment) { described_class.new }
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before do
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# We use one numbered namespace per parallel test runner
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# in the test env. This here should test the non-test
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# behavior, so we disable it temporarily.
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allow(Rails.env).to receive(:test?).and_return(false)
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end
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shared_examples 'setting a different driver' do
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context 'when setting the `REDIS_DRIVER` variable to `ruby`' do
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around do |example|
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ClimateControl.modify REDIS_DRIVER: 'ruby' do
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example.run
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end
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end
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it 'sets the driver accordingly' do
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expect(subject[:driver]).to eq :ruby
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end
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end
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end
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shared_examples 'setting a namespace' do
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context 'when setting the `REDIS_NAMESPACE` variable' do
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around do |example|
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ClimateControl.modify REDIS_NAMESPACE: 'testns' do
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example.run
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end
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end
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it 'uses the value for the namespace' do
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expect(subject[:namespace]).to eq 'testns'
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end
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end
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end
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shared_examples 'secondary configuration' do |prefix|
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context "when no `#{prefix}_REDIS_` environment variables are present" do
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it 'uses the url from the base config' do
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expect(subject[:url]).to eq 'redis://localhost:6379/0'
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end
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end
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context "when the `#{prefix}_REDIS_URL` environment variable is present" do
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around do |example|
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ClimateControl.modify "#{prefix}_REDIS_URL": 'redis::/user@other.example.com/4' do
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example.run
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end
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end
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it 'uses the provided URL' do
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expect(subject[:url]).to eq 'redis::/user@other.example.com/4'
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end
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end
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context 'when giving separate environment variables' do
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around do |example|
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ClimateControl.modify "#{prefix}_REDIS_PASSWORD": 'testpass1', "#{prefix}_REDIS_HOST": 'redis2.example.com', "#{prefix}_REDIS_PORT": '3322', "#{prefix}_REDIS_DB": '8' do
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example.run
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end
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end
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it 'constructs the url from them' do
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expect(subject[:url]).to eq 'redis://:testpass1@redis2.example.com:3322/8'
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end
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end
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end
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describe '#base' do
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subject { redis_environment.base }
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context 'when no `REDIS_` environment variables are present' do
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it 'uses defaults' do
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expect(subject).to eq({
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url: 'redis://localhost:6379/0',
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driver: :hiredis,
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namespace: nil,
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})
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end
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end
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context 'when the `REDIS_URL` environment variable is present' do
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around do |example|
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ClimateControl.modify REDIS_URL: 'redis::/user@example.com/2' do
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example.run
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end
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end
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it 'uses the provided URL' do
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expect(subject).to eq({
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url: 'redis::/user@example.com/2',
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driver: :hiredis,
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namespace: nil,
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})
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end
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end
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context 'when giving separate environment variables' do
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around do |example|
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ClimateControl.modify REDIS_PASSWORD: 'testpass', REDIS_HOST: 'redis.example.com', REDIS_PORT: '3333', REDIS_DB: '3' do
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example.run
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end
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end
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it 'constructs the url from them' do
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expect(subject).to eq({
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url: 'redis://:testpass@redis.example.com:3333/3',
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driver: :hiredis,
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namespace: nil,
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})
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end
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end
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include_examples 'setting a different driver'
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include_examples 'setting a namespace'
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end
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describe '#sidekiq' do
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subject { redis_environment.sidekiq }
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include_examples 'secondary configuration', 'SIDEKIQ'
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include_examples 'setting a different driver'
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include_examples 'setting a namespace'
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end
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describe '#cache' do
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subject { redis_environment.cache }
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it 'includes extra configuration' do
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expect(subject).to eq({
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url: 'redis://localhost:6379/0',
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driver: :hiredis,
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namespace: 'cache',
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expires_in: 10.minutes,
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connect_timeout: 5,
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pool: {
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size: 5,
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timeout: 5,
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},
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})
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end
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context 'when `REDIS_NAMESPACE` is not set' do
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it 'uses the `cache` namespace' do
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expect(subject[:namespace]).to eq 'cache'
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end
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end
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context 'when setting the `REDIS_NAMESPACE` variable' do
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around do |example|
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ClimateControl.modify REDIS_NAMESPACE: 'testns' do
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example.run
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end
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end
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it 'attaches the `_cache` postfix to the namespace' do
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expect(subject[:namespace]).to eq 'testns_cache'
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end
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end
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include_examples 'secondary configuration', 'CACHE'
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include_examples 'setting a different driver'
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end
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end
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