40 lines
1,006 B
JavaScript
40 lines
1,006 B
JavaScript
var name = "opaqueInterceptCache";
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// Cross origin request to ensure that an opaque response is used
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var prefix = "http://example.com/tests/dom/serviceworkers/test/";
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var testReady = new Promise(resolve => {
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self.addEventListener(
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"message",
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m => {
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resolve();
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},
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{ once: true }
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);
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});
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self.addEventListener("install", function (event) {
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var request = new Request(prefix + "notify_loaded.js", { mode: "no-cors" });
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event.waitUntil(
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Promise.all([caches.open(name), fetch(request), testReady]).then(
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function (results) {
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var cache = results[0];
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var response = results[1];
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return cache.put("./sw_clients/does_not_exist.js", response);
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}
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)
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);
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});
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self.addEventListener("fetch", function (event) {
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event.respondWith(
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caches
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.open(name)
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.then(function (cache) {
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return cache.match(event.request);
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})
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.then(function (response) {
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return response || fetch(event.request);
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})
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);
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});
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