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Unified Diff: third_party/WebKit/LayoutTests/external/wpt/fetch/api/request/request-keepalive-quota.html

Issue 2778753002: Import //fetch from Web Platform Tests. (Closed)
Patch Set: Baselines. Created 3 years, 9 months ago
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Index: third_party/WebKit/LayoutTests/external/wpt/fetch/api/request/request-keepalive-quota.html
diff --git a/third_party/WebKit/LayoutTests/external/wpt/fetch/api/request/request-keepalive-quota.html b/third_party/WebKit/LayoutTests/external/wpt/fetch/api/request/request-keepalive-quota.html
new file mode 100644
index 0000000000000000000000000000000000000000..dacc63826672d250b3a1105bd24225f97c9f5823
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+++ b/third_party/WebKit/LayoutTests/external/wpt/fetch/api/request/request-keepalive-quota.html
@@ -0,0 +1,93 @@
+<!doctype html>
+<html>
+ <head>
+ <meta charset="utf-8">
+ <title>Request Keepalive Quota Tests</title>
+ <meta name="help" href="https://fetch.spec.whatwg.org/#request">
+ <meta name="help" href="https://fetch.spec.whatwg.org/#body-mixin">
+ <meta name="author" title="Microsoft Edge" href="https://www.microsoft.com">
+ <meta name="timeout" content="long">
+ <script src="/resources/testharness.js"></script>
+ <script src="/resources/testharnessreport.js"></script>
+ </head>
+ <body>
+ <script>
+ "use strict";
+
+ // We want to ensure that our keepalive requests hang slightly before completing so we can validate
+ // the effects of a rolling quota. To do this we will utilize trickle.py with a 1s delay. This should
+ // prevent any of the Fetch's from finishing in this window.
+ var trickleURL = "../resources/trickle.py?count=1&ms=";
+ var standardDelay = 1000;
+
+ // We should expect 64KiB of rolling quota for any type of keep-alive request sent.
+ var expectedQuota = 65536;
+
+ function CreateKeepAliveRequest(delay, bodySize) {
+ // Create a body of the specified size that's filled with *'s
+ var requestBody = "*".repeat(bodySize);
+ return new Request(trickleURL+delay, {keepalive: true, body: requestBody, method: "POST"});
+ }
+
+ // Test 1 Byte
+ promise_test(function(test) {
+ return fetch(CreateKeepAliveRequest(0 /* delay */, 1 /* bodySize */));
+ }, "A Keep-Alive fetch() with a small body should succeed.");
+
+ // Test Quota full limit
+ promise_test(function(test) {
+ return fetch(CreateKeepAliveRequest(0 /* delay */, expectedQuota));
+ }, "A Keep-Alive fetch() with a body at the Quota Limit should succeed.");
+
+ // Test Quota + 1 Byte
+ promise_test(function(test) {
+ return promise_rejects(test, new TypeError(), fetch(CreateKeepAliveRequest(0 /* delay */, expectedQuota + 1)));
+ }, "A Keep-Alive fetch() with a body over the Quota Limit should reject.");
+
+ // Test the Quota becomes available upon promise completion.
+ promise_test(function (test) {
+ // Fill our Quota then try to send a second fetch.
+ var firstFetch = fetch(CreateKeepAliveRequest(standardDelay, expectedQuota)).then(function(response) {
+ // Now validate that we can send another Keep-Alive fetch for the full size of the quota.
+ return fetch(CreateKeepAliveRequest(0 /* delay */, expectedQuota));
+ });
+
+ return firstFetch;
+ }, "A Keep-Alive fetch() should return it's allocated Quota upon promise resolution.");
+
+ // Ensure only the correct amount of Quota becomes available when a fetch completes.
+ promise_test(function(test) {
+ var lastFetchSucceeded = false;
+ // Create a fetch that uses all but 1 Byte of the Quota and runs for 2x as long as the other requests.
+ var firstFetch = fetch(CreateKeepAliveRequest(standardDelay * 2, expectedQuota - 1)).then(function(response) {
+ // This should be our last completing fetch(). We need to validate that the last fetch we sent out actually
+ // completed.
+ assert_true(lastFetchSucceeded, "Out last fetch after gaining Quota back should have succeeded.");
+ });
+
+ // Now create a single Byte request that will complete quicker.
+ fetch(CreateKeepAliveRequest(standardDelay, 1 /* bodySize */)).then(function(response) {
+ // We shouldn't be able to create a 2 Byte request right now as only 1 Byte should have freed up.
+ assert_throws(new TypeError(), fetch(CreateKeepAliveRequest(0 /* delay */, 2 /* bodySize */)), "Only 1 Byte of Quota should be available right now.");
+
+ // Now validate that we can send another Keep-Alive fetch for just 1 Byte.
+ fetch(CreateKeepAliveRequest(0 /* delay */, 1 /* bodySize */)).then(function(response) {
+ // Flag we got a response from this request.
+ lastFetchSucceeded = true;
+ });
+ });
+
+ return firstFetch;
+ }, "A Keep-Alive fetch() should return only it's allocated Quota upon promise resolution.");
+
+ // Test rejecting a fetch() after the quota is used up.
+ promise_test(function (test) {
+ // Fill our Quota then try to send a second fetch.
+ fetch(CreateKeepAliveRequest(standardDelay, expectedQuota));
+
+ return promise_rejects(test, new TypeError(), fetch(CreateKeepAliveRequest(0 /* delay */, 1 /* bodySize */)));
+ }, "A Keep-Alive fetch() should not be allowed if the Quota is used up.");
+
+ </script>
+ </body>
+</html>

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