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Diffstat (limited to 'activesupport/test/caching_test.rb')
-rw-r--r-- | activesupport/test/caching_test.rb | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/activesupport/test/caching_test.rb b/activesupport/test/caching_test.rb index f53b98c73e..f2f8c58111 100644 --- a/activesupport/test/caching_test.rb +++ b/activesupport/test/caching_test.rb @@ -1299,3 +1299,61 @@ class CacheEntryTest < ActiveSupport::TestCase assert_equal value.bytesize, entry.size end end + +class CacheStoreWriteMultiEntriesStoreProviderInterfaceTest < ActiveSupport::TestCase + setup do + @cache = ActiveSupport::Cache.lookup_store(:null_store) + end + + test "fetch_multi uses write_multi_entries store provider interface" do + assert_called_with(@cache, :write_multi_entries) do + @cache.fetch_multi "a", "b", "c" do |key| + key * 2 + end + end + end +end + +class CacheStoreWriteMultiInstrumentationTest < ActiveSupport::TestCase + setup do + @cache = ActiveSupport::Cache.lookup_store(:null_store) + end + + test "instrumentation" do + writes = { "a" => "aa", "b" => "bb" } + + events = with_instrumentation "write_multi" do + @cache.write_multi(writes) + end + + assert_equal %w[ cache_write_multi.active_support ], events.map(&:name) + assert_nil events[0].payload[:super_operation] + assert_equal({ "a" => "aa", "b" => "bb" }, events[0].payload[:key]) + end + + test "instrumentation with fetch_multi as super operation" do + skip "fetch_multi isn't instrumented yet" + + events = with_instrumentation "write_multi" do + @cache.fetch_multi("a", "b") { |key| key * 2 } + end + + assert_equal %w[ cache_write_multi.active_support ], events.map(&:name) + assert_nil events[0].payload[:super_operation] + assert !events[0].payload[:hit] + end + + private + def with_instrumentation(method) + event_name = "cache_#{method}.active_support" + + [].tap do |events| + ActiveSupport::Notifications.subscribe event_name do |*args| + events << ActiveSupport::Notifications::Event.new(*args) + end + yield + end + ensure + ActiveSupport::Notifications.unsubscribe event_name + end +end |