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Unified Diff: third_party/WebKit/LayoutTests/fast/events/eventlisteneroptions/passive_dispatch.html

Issue 1563623002: Support registering and dispatching passive event listeners. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Adjust comments in layout tests Created 4 years, 11 months ago
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Index: third_party/WebKit/LayoutTests/fast/events/eventlisteneroptions/passive_dispatch.html
diff --git a/third_party/WebKit/LayoutTests/fast/events/eventlisteneroptions/passive_dispatch.html b/third_party/WebKit/LayoutTests/fast/events/eventlisteneroptions/passive_dispatch.html
new file mode 100644
index 0000000000000000000000000000000000000000..2c38050386a569dbd8ebcd35152d6c009496277a
--- /dev/null
+++ b/third_party/WebKit/LayoutTests/fast/events/eventlisteneroptions/passive_dispatch.html
@@ -0,0 +1,65 @@
+<!DOCTYPE HTML>
+<body/>
+<script src="../../../resources/testharness.js"></script>
+<script src="../../../resources/testharnessreport.js"></script>
+
+<!-- This test is run with normal layout tests with passiveEventListeners
+ enabled and in virtual/stable with passiveEventListeners disabled -->
+<script>
+
+function testTwoArgumentRegister() {
+ var handler = function handler(e) {
+ e.preventDefault();
+ }
+ document.addEventListener('test', handler);
+ assert_equals(false, document.body.dispatchEvent(new Event('test', {'bubbles': true, 'cancelable': true})));
+ document.removeEventListener('test', handler);
+ assert_equals(true, document.body.dispatchEvent(new Event('test', {'bubbles': true, 'cancelable': true})));
+}
+
+function testPassiveValue(registerValue, expectedValue, test) {
+ var handler = function handler(e) {
+ e.preventDefault();
+ }
+ document.addEventListener('test', handler, registerValue);
+ var event = new Event('test', {'bubbles': true, 'cancelable': true});
+ assert_equals(expectedValue, document.body.dispatchEvent(event));
+ assert_equals(!expectedValue, event.defaultPrevented);
+ document.removeEventListener('test', handler, registerValue);
+ assert_equals(true, document.body.dispatchEvent(new Event('test', {'bubbles': true, 'cancelable': true})));
+ test.done();
+}
+
+function testTwoHandlers() {
+ if (!internals.runtimeFlags.passiveEventListenersEnabled)
+ return;
+
+ var passive_called = undefined;
+ var blocking_called = undefined;
+ var passive_handler = function handler(e) {
+ passive_called = true;
+ }
+ var blocking_handler = function handler(e) {
+ blocking_called = true;
+ e.preventDefault();
+ }
+ document.addEventListener('test', passive_handler, {"passive" : true});
+ document.addEventListener('test', blocking_handler, {"passive" : false});
+ var event = new Event('test', {'bubbles': true, 'cancelable': true});
+ document.body.dispatchEvent(event);
+ assert_true(passive_called);
+ assert_true(blocking_called);
+ assert_true(event.defaultPrevented);
+ document.removeEventListener('test', passive_handler, {"passive" : true});
+ document.removeEventListener('test', blocking_handler, {"passive" : false});
+}
+
+test(testTwoArgumentRegister, "Two argument register");
+test(function(t) { testPassiveValue(false, false, t); }, "Prevent default capture false");
+test(function(t) { testPassiveValue(true, false, t); }, "Prevent default capture true");
+test(function(t) { testPassiveValue({}, false, t); }, "Prevent default with empty object");
+test(function(t) { testPassiveValue({passive: false}, false, t); }, "Prevent default with passive false");
+test(function(t) { testPassiveValue({passive: true}, internals.runtimeFlags.passiveEventListenersEnabled ? true : false, t); }, "Prevent default with passive true ");
+test(testTwoHandlers, "Passive and Blocking Registered Handlers");
+
+</script>
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