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rails--rails/actionview/test/activerecord/relation_cache_test.rb
st0012 e289c8d775 Assert query counts in cache relation test
This is to guard the change in #35982
2019-07-28 14:24:47 +08:00

40 lines
1.2 KiB
Ruby

# frozen_string_literal: true
require "active_record_unit"
class RelationCacheTest < ActionView::TestCase
tests ActionView::Helpers::CacheHelper
def setup
super
view_paths = ActionController::Base.view_paths
lookup_context = ActionView::LookupContext.new(view_paths, {}, ["test"])
@view_renderer = ActionView::Renderer.new(lookup_context)
@virtual_path = "path"
@current_template = lookup_context.find "test/hello_world"
controller.cache_store = ActiveSupport::Cache::MemoryStore.new
end
def test_cache_relation_other
assert_queries(1) do
cache(Project.all) { concat("Hello World") }
end
assert_equal "Hello World", controller.cache_store.read("views/test/hello_world:fa9482a68ce25bf7589b8eddad72f736/projects-#{Project.count}")
end
def view_cache_dependencies; []; end
def assert_queries(num)
ActiveRecord::Base.connection.materialize_transactions
count = 0
ActiveSupport::Notifications.subscribe("sql.active_record") do |_name, _start, _finish, _id, payload|
count += 1 unless ["SCHEMA", "TRANSACTION"].include? payload[:name]
end
result = yield
assert_equal num, count, "#{count} instead of #{num} queries were executed."
result
end
end