diff options
Diffstat (limited to '')
-rw-r--r-- | tools/profiler/tests/browser/serviceworkers/serviceworker_cache_first.js | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/tools/profiler/tests/browser/serviceworkers/serviceworker_cache_first.js b/tools/profiler/tests/browser/serviceworkers/serviceworker_cache_first.js new file mode 100644 index 0000000000..baa07fd6d8 --- /dev/null +++ b/tools/profiler/tests/browser/serviceworkers/serviceworker_cache_first.js @@ -0,0 +1,34 @@ +const files = ["serviceworker_page.html", "firefox-logo-nightly.svg"]; +const cacheName = "v1"; + +self.addEventListener("install", event => { + performance.mark("__serviceworker_event"); + console.log("[SW]:", "Install event"); + + event.waitUntil(cacheAssets()); +}); + +async function cacheAssets() { + const cache = await caches.open(cacheName); + await cache.addAll(files); +} + +self.addEventListener("fetch", event => { + performance.mark("__serviceworker_event"); + console.log("Handling fetch event for", event.request.url); + event.respondWith(handleFetch(event.request)); +}); + +async function handleFetch(request) { + const cachedResponse = await caches.match(request); + if (cachedResponse) { + console.log("Found response in cache:", cachedResponse); + + return cachedResponse; + } + console.log("No response found in cache. About to fetch from network..."); + + const networkResponse = await fetch(request); + console.log("Response from network is:", networkResponse); + return networkResponse; +} |