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Unified Diff: third_party/WebKit/LayoutTests/http/tests/streams/resources/test-utils.js

Issue 1404523005: Implement author-constructible ReadableStream using V8 extras (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Minor test tweaks Created 5 years, 1 month ago
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Index: third_party/WebKit/LayoutTests/http/tests/streams/resources/test-utils.js
diff --git a/third_party/WebKit/LayoutTests/http/tests/streams/resources/test-utils.js b/third_party/WebKit/LayoutTests/http/tests/streams/resources/test-utils.js
new file mode 100644
index 0000000000000000000000000000000000000000..9aa633cbc7c6fe3ed737f9a9360dc3796dbdcc77
--- /dev/null
+++ b/third_party/WebKit/LayoutTests/http/tests/streams/resources/test-utils.js
@@ -0,0 +1,43 @@
+'use strict';
+
+self.getterRejects = (t, obj, getterName, target) => {
+ const getter = Object.getOwnPropertyDescriptor(obj, getterName).get;
+
+ return promise_rejects(t, new TypeError(), getter.call(target));
+};
+
+self.methodRejects = (t, obj, methodName, target) => {
+ const method = obj[methodName];
+
+ return promise_rejects(t, new TypeError(), method.call(target));
+};
+
+self.getterThrows = (obj, getterName, target) => {
+ const getter = Object.getOwnPropertyDescriptor(obj, getterName).get;
+
+ assert_throws(new TypeError(), () => getter.call(target), getterName + ' should throw a TypeError');
+};
+
+self.methodThrows = (obj, methodName, target, args) => {
+ const method = obj[methodName];
+
+ assert_throws(new TypeError(), () => method.apply(target, args), methodName + ' should throw a TypeError');
+};
+
+self.garbageCollect = () => {
+ if (self.gc) {
+ // Use --expose_gc for V8 (and Node.js)
+ // Exposed in SpiderMonkey shell as well
+ self.gc();
+ } else if (self.GCController) {
+ // Present in some WebKit development environments
+ GCController.collect();
+ } else {
+ /* eslint-disable no-console */
+ console.warn('Tests are running without the ability to do manual garbage collection. They will still work, but ' +
+ 'coverage will be suboptimal.');
+ /* eslint-enable no-console */
+ }
+};
+
+self.delay = ms => new Promise(resolve => setTimeout(resolve, ms));

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