Bug 180980 – Layout Test imported/w3c/web-platform-tests/service-workers/service-worker/interfaces-sw.https.html is a flaky failure

• Component: New Bugs
• Status: RESOLVED DUPLICATE

[Ryan Haddad]

The following layout test is failing on macOS WK2

imported/w3c/web-platform-tests/service-workers/service-worker/interfaces-sw.https.html

Flakiness Dashboard:

https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=imported%2Fw3c%2Fweb-platform-tests%2Fservice-workers%2Fservice-worker%2Finterfaces-sw.https.html

--- /Volumes/Data/slave/highsierra-debug-tests-wk2/build/layout-test-results/imported/w3c/web-platform-tests/service-workers/service-worker/interfaces-sw.https-expected.txt
+++ /Volumes/Data/slave/highsierra-debug-tests-wk2/build/layout-test-results/imported/w3c/web-platform-tests/service-workers/service-worker/interfaces-sw.https-actual.txt
@@ -1,6 +1,8 @@
+
+Harness Error (TIMEOUT), message = null
 
 PASS Interfaces and attributes in ServiceWorkerGlobalScope 
-PASS test setup (cache creation) 
+TIMEOUT test setup (cache creation) Test timed out
 PASS Event constructors 
 PASS xhr is not exposed 
 PASS ServiceWorkerGlobalScope interface: existence and properties of interface object 
@@ -14,14 +16,14 @@
 PASS ServiceWorkerGlobalScope interface: internal [[SetPrototypeOf]] method of interface prototype object - setting to its original value via __proto__ should not throw 
 PASS ServiceWorkerGlobalScope interface: internal [[SetPrototypeOf]] method of interface prototype object - setting to its original value via Reflect.setPrototypeOf should return true 
 PASS ServiceWorkerGlobalScope interface: existence and properties of interface prototype object's "constructor" property 
-PASS ServiceWorkerGlobalScope interface: attribute clients 
-PASS ServiceWorkerGlobalScope interface: attribute registration 
-PASS ServiceWorkerGlobalScope interface: operation skipWaiting() 
-PASS ServiceWorkerGlobalScope interface: attribute oninstall 
-PASS ServiceWorkerGlobalScope interface: attribute onactivate 
-PASS ServiceWorkerGlobalScope interface: attribute onfetch 
-PASS ServiceWorkerGlobalScope interface: attribute onmessage 
-PASS ServiceWorkerGlobalScope interface: attribute onmessageerror 
+TIMEOUT ServiceWorkerGlobalScope interface: attribute clients Test timed out
+TIMEOUT ServiceWorkerGlobalScope interface: attribute registration Test timed out
+TIMEOUT ServiceWorkerGlobalScope interface: operation skipWaiting() Test timed out
+TIMEOUT ServiceWorkerGlobalScope interface: attribute oninstall Test timed out
+TIMEOUT ServiceWorkerGlobalScope interface: attribute onactivate Test timed out
+TIMEOUT ServiceWorkerGlobalScope interface: attribute onfetch Test timed out
+TIMEOUT ServiceWorkerGlobalScope interface: attribute onmessage Test timed out
+TIMEOUT ServiceWorkerGlobalScope interface: attribute onmessageerror Test timed out
 PASS ServiceWorkerGlobalScope interface: internal [[SetPrototypeOf]] method of global platform object - setting to a new value via Object.setPrototypeOf should throw a TypeError 
 PASS ServiceWorkerGlobalScope interface: internal [[SetPrototypeOf]] method of global platform object - setting to a new value via __proto__ should throw a TypeError 
 PASS ServiceWorkerGlobalScope interface: internal [[SetPrototypeOf]] method of global platform object - setting to a new value via Reflect.setPrototypeOf should return false 
@@ -43,9 +45,9 @@
 PASS Client interface object name 
 PASS Client interface: existence and properties of interface prototype object 
 PASS Client interface: existence and properties of interface prototype object's "constructor" property 
-PASS Client interface: attribute url 
-PASS Client interface: attribute id 
-PASS Client interface: attribute type 
+TIMEOUT Client interface: attribute url Test timed out
+TIMEOUT Client interface: attribute id Test timed out
+TIMEOUT Client interface: attribute type Test timed out
 FAIL Client interface: attribute reserved assert_true: The prototype object must have a property "reserved" expected true got false
 PASS Client interface: operation postMessage(any, [object Object]) 
 PASS WindowClient interface: existence and properties of interface object 
@@ -53,133 +55,11 @@
 PASS WindowClient interface object name 
 PASS WindowClient interface: existence and properties of interface prototype object 
 PASS WindowClient interface: existence and properties of interface prototype object's "constructor" property 
-PASS WindowClient interface: attribute visibilityState 
-PASS WindowClient interface: attribute focused 
+TIMEOUT WindowClient interface: attribute visibilityState Test timed out
+TIMEOUT WindowClient interface: attribute focused Test timed out
 FAIL WindowClient interface: attribute ancestorOrigins assert_true: The prototype object must have a property "ancestorOrigins" expected true got false
-PASS WindowClient interface: operation focus() 
-PASS WindowClient interface: operation navigate(USVString) 
+TIMEOUT WindowClient interface: operation focus() Test timed out
+TIMEOUT WindowClient interface: operation navigate(USVString) Test timed out
 PASS Clients interface: existence and properties of interface object 
-PASS Clients interface object length 
-PASS Clients interface object name 
-PASS Clients interface: existence and properties of interface prototype object 
-PASS Clients interface: existence and properties of interface prototype object's "constructor" property 
-PASS Clients interface: operation get(DOMString) 
-PASS Clients interface: operation matchAll(ClientQueryOptions) 
-PASS Clients interface: operation openWindow(USVString) 
-PASS Clients interface: operation claim() 
-PASS Clients must be primary interface of self.clients 
-PASS Stringification of self.clients 
-PASS Clients interface: self.clients must inherit property "get(DOMString)" with the proper type 
-PASS Clients interface: calling get(DOMString) on self.clients with too few arguments must throw TypeError 
-PASS Clients interface: self.clients must inherit property "matchAll(ClientQueryOptions)" with the proper type 
-PASS Clients interface: calling matchAll(ClientQueryOptions) on self.clients with too few arguments must throw TypeError 
-PASS Clients interface: self.clients must inherit property "openWindow(USVString)" with the proper type 
-PASS Clients interface: calling openWindow(USVString) on self.clients with too few arguments must throw TypeError 
-PASS Clients interface: self.clients must inherit property "claim()" with the proper type 
-PASS ServiceWorker interface: existence and properties of interface object 
-PASS ServiceWorker interface object length 
-PASS ServiceWorker interface object name 
-PASS ServiceWorker interface: existence and properties of interface prototype object 
-PASS ServiceWorker interface: existence and properties of interface prototype object's "constructor" property 
-PASS ServiceWorker interface: attribute scriptURL 
-PASS ServiceWorker interface: attribute state 
-PASS ServiceWorker interface: operation postMessage(any, [object Object]) 
-PASS ServiceWorker interface: attribute onstatechange 
-PASS ServiceWorkerRegistration interface: existence and properties of interface object 
-PASS ServiceWorkerRegistration interface object length 
-PASS ServiceWorkerRegistration interface object name 
-PASS ServiceWorkerRegistration interface: existence and properties of interface prototype object 
-PASS ServiceWorkerRegistration interface: existence and properties of interface prototype object's "constructor" property 
-PASS ServiceWorkerRegistration interface: attribute installing 
-PASS ServiceWorkerRegistration interface: attribute waiting 
-PASS ServiceWorkerRegistration interface: attribute active 
-FAIL ServiceWorkerRegistration interface: attribute navigationPreload assert_true: The prototype object must have a property "navigationPreload" expected true got false
-PASS ServiceWorkerRegistration interface: attribute scope 
-PASS ServiceWorkerRegistration interface: attribute updateViaCache 
-PASS ServiceWorkerRegistration interface: operation update() 
-PASS ServiceWorkerRegistration interface: operation unregister() 
-PASS ServiceWorkerRegistration interface: attribute onupdatefound 
-PASS ServiceWorkerRegistration must be primary interface of self.registration 
-PASS Stringification of self.registration 
-PASS ServiceWorkerRegistration interface: self.registration must inherit property "installing" with the proper type 
-PASS ServiceWorkerRegistration interface: self.registration must inherit property "waiting" with the proper type 
-PASS ServiceWorkerRegistration interface: self.registration must inherit property "active" with the proper type 
-FAIL ServiceWorkerRegistration interface: self.registration must inherit property "navigationPreload" with the proper type assert_inherits: property "navigationPreload" not found in prototype chain
-PASS ServiceWorkerRegistration interface: self.registration must inherit property "scope" with the proper type 
-PASS ServiceWorkerRegistration interface: self.registration must inherit property "updateViaCache" with the proper type 
-PASS ServiceWorkerRegistration interface: self.registration must inherit property "update()" with the proper type 
-PASS ServiceWorkerRegistration interface: self.registration must inherit property "unregister()" with the proper type 
-PASS ServiceWorkerRegistration interface: self.registration must inherit property "onupdatefound" with the proper type 
-PASS EventTarget interface: self.registration must inherit property "addEventListener(DOMString, EventListener, [object Object],[object Object])" with the proper type 
-PASS EventTarget interface: calling addEventListener(DOMString, EventListener, [object Object],[object Object]) on self.registration with too few arguments must throw TypeError 
-PASS EventTarget interface: self.registration must inherit property "removeEventListener(DOMString, EventListener, [object Object],[object Object])" with the proper type 
-PASS EventTarget interface: calling removeEventListener(DOMString, EventListener, [object Object],[object Object]) on self.registration with too few arguments must throw TypeError 
-PASS EventTarget interface: self.registration must inherit property "dispatchEvent(Event)" with the proper type 
-PASS EventTarget interface: calling dispatchEvent(Event) on self.registration with too few arguments must throw TypeError 
-PASS EventTarget interface: existence and properties of interface object 
-PASS EventTarget interface object length 
-PASS EventTarget interface object name 
-PASS EventTarget interface: existence and properties of interface prototype object 
-PASS EventTarget interface: existence and properties of interface prototype object's "constructor" property 
-PASS EventTarget interface: operation addEventListener(DOMString, EventListener, [object Object],[object Object]) 
-PASS EventTarget interface: operation removeEventListener(DOMString, EventListener, [object Object],[object Object]) 
-PASS EventTarget interface: operation dispatchEvent(Event) 
-FAIL NavigationPreloadManager interface: existence and properties of interface object assert_own_property: self does not have own property "NavigationPreloadManager" expected property "NavigationPreloadManager" missing
-FAIL NavigationPreloadManager interface object length assert_own_property: self does not have own property "NavigationPreloadManager" expected property "NavigationPreloadManager" missing
-FAIL NavigationPreloadManager interface object name assert_own_property: self does not have own property "NavigationPreloadManager" expected property "NavigationPreloadManager" missing
-FAIL NavigationPreloadManager interface: existence and properties of interface prototype object assert_own_property: self does not have own property "NavigationPreloadManager" expected property "NavigationPreloadManager" missing
-FAIL NavigationPreloadManager interface: existence and properties of interface prototype object's "constructor" property assert_own_property: self does not have own property "NavigationPreloadManager" expected property "NavigationPreloadManager" missing
-FAIL NavigationPreloadManager interface: operation enable() assert_own_property: self does not have own property "NavigationPreloadManager" expected property "NavigationPreloadManager" missing
-FAIL NavigationPreloadManager interface: operation disable() assert_own_property: self does not have own property "NavigationPreloadManager" expected property "NavigationPreloadManager" missing
-FAIL NavigationPreloadManager interface: operation setHeaderValue(ByteString) assert_own_property: self does not have own property "NavigationPreloadManager" expected property "NavigationPreloadManager" missing
-FAIL NavigationPreloadManager interface: operation getState() assert_own_property: self does not have own property "NavigationPreloadManager" expected property "NavigationPreloadManager" missing
-PASS Cache interface: existence and properties of interface object 
-PASS Cache interface object length 
-PASS Cache interface object name 
-PASS Cache interface: existence and properties of interface prototype object 
-PASS Cache interface: existence and properties of interface prototype object's "constructor" property 
-PASS Cache interface: operation match(RequestInfo, CacheQueryOptions) 
-PASS Cache interface: operation matchAll(RequestInfo, CacheQueryOptions) 
-PASS Cache interface: operation add(RequestInfo) 
-PASS Cache interface: operation addAll([object Object]) 
-PASS Cache interface: operation put(RequestInfo, Response) 
-PASS Cache interface: operation delete(RequestInfo, CacheQueryOptions) 
-PASS Cache interface: operation keys(RequestInfo, CacheQueryOptions) 
-PASS Cache must be primary interface of self.cacheInstance 
-PASS Stringification of self.cacheInstance 
-PASS Cache interface: self.cacheInstance must inherit property "match(RequestInfo, CacheQueryOptions)" with the proper type 
-PASS Cache interface: calling match(RequestInfo, CacheQueryOptions) on self.cacheInstance with too few arguments must throw TypeError 
-PASS Cache interface: self.cacheInstance must inherit property "matchAll(RequestInfo, CacheQueryOptions)" with the proper type 
-PASS Cache interface: calling matchAll(RequestInfo, CacheQueryOptions) on self.cacheInstance with too few arguments must throw TypeError 
-PASS Cache interface: self.cacheInstance must inherit property "add(RequestInfo)" with the proper type 
-PASS Cache interface: calling add(RequestInfo) on self.cacheInstance with too few arguments must throw TypeError 
-PASS Cache interface: self.cacheInstance must inherit property "addAll([object Object])" with the proper type 
-PASS Cache interface: calling addAll([object Object]) on self.cacheInstance with too few arguments must throw TypeError 
-PASS Cache interface: self.cacheInstance must inherit property "put(RequestInfo, Response)" with the proper type 
-PASS Cache interface: calling put(RequestInfo, Response) on self.cacheInstance with too few arguments must throw TypeError 
-PASS Cache interface: self.cacheInstance must inherit property "delete(RequestInfo, CacheQueryOptions)" with the proper type 
-PASS Cache interface: calling delete(RequestInfo, CacheQueryOptions) on self.cacheInstance with too few arguments must throw TypeError 
-PASS Cache interface: self.cacheInstance must inherit property "keys(RequestInfo, CacheQueryOptions)" with the proper type 
-PASS Cache interface: calling keys(RequestInfo, CacheQueryOptions) on self.cacheInstance with too few arguments must throw TypeError 
-PASS CacheStorage interface: existence and properties of interface object 
-PASS CacheStorage interface object length 
-PASS CacheStorage interface object name 
-PASS CacheStorage interface: existence and properties of interface prototype object 
-PASS CacheStorage interface: existence and properties of interface prototype object's "constructor" property 
-PASS CacheStorage interface: operation match(RequestInfo, CacheQueryOptions) 
-PASS CacheStorage interface: operation has(DOMString) 
-PASS CacheStorage interface: operation open(DOMString) 
-PASS CacheStorage interface: operation delete(DOMString) 
-PASS CacheStorage interface: operation keys() 
-PASS CacheStorage must be primary interface of self.caches 
-PASS Stringification of self.caches 
-PASS CacheStorage interface: self.caches must inherit property "match(RequestInfo, CacheQueryOptions)" with the proper type 
-PASS CacheStorage interface: calling match(RequestInfo, CacheQueryOptions) on self.caches with too few arguments must throw TypeError 
-PASS CacheStorage interface: self.caches must inherit property "has(DOMString)" with the proper type 
-PASS CacheStorage interface: calling has(DOMString) on self.caches with too few arguments must throw TypeError 
-PASS CacheStorage interface: self.caches must inherit property "open(DOMString)" with the proper type 
-PASS CacheStorage interface: calling open(DOMString) on self.caches with too few arguments must throw TypeError 
-PASS CacheStorage interface: self.caches must inherit property "delete(DOMString)" with the proper type 
-PASS CacheStorage interface: calling delete(DOMString) on self.caches with too few arguments must throw TypeError 
-PASS CacheStorage interface: self.caches must inherit property "keys()" with the proper type 
+TIMEOUT Clients interface object length Test timed out

[Radar WebKit Bug Importer]

<rdar://problem/36164663>

[youenn fablet]

interfaces-sw.https.html is slow in Debug which is causing a lot of flakiness.
bug 181382 marked it as slow and flakiness dashboard seems better now.

*** This bug has been marked as a duplicate of bug 181382 ***