Bug 1804478 [wpt PR 37377] - [Interop] Add a WPT that canceling mouse…

…move doesn't affect drag., a=testonly Automatic update from web-platform-tests [Interop] Add a WPT that canceling mousemove doesn't affect drag. This is related to w3c/uievents#278. Bug: 346473 Change-Id: I0bc9d732369a0fa5eb8f4a4bcc04c7eabce26e6b Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4086261 Reviewed-by: Kevin Ellis <[email protected]> Commit-Queue: Mustaq Ahmed <[email protected]> Cr-Commit-Position: refs/heads/main@{#1080459} -- wpt-commits: 295326a59547f180def6ca57e5794fa68e07939f wpt-pr: 37377
mozilla · Dec 12, 2022 · 72e4d30 · 72e4d30
1 parent c2cdefc
commit 72e4d30
Showing 1 changed file with 40 additions and 8 deletions.
diff --git a/testing/web-platform/tests/uievents/mouse/mousemove_prevent_default_action.tentative.html b/testing/web-platform/tests/uievents/mouse/mousemove_prevent_default_action.tentative.html
@@ -13,17 +13,12 @@
 <body>
  <div id="a">div a</div>
  <div id="b">div b</div>
+ <div id="c" draggable="true">div c</div>
 </body>
 
 <script>
  'use strict';
 
- const a = document.getElementById("a");
- const b = document.getElementById("b");
-
- const expected_events = ["mousemove", "mousedown", "selectionchange",
- "mousemove", "selectionchange"];
-
  let event_log = [];
 
  function logEvents(e) {
@@ -32,15 +27,18 @@
 
  // Deliberately avoiding mouseup here because the last selectionchange
  // may be fired before or after the mouseup.
- ["mousedown", "mousemove", "selectionchange"].forEach(ename => {
+ ["mousedown", "mousemove", "selectionchange", "dragstart"].forEach(ename => {
  document.addEventListener(ename, logEvents);
  });
  document.addEventListener("mousemove", e => e.preventDefault());
 
  promise_test(async () => {
  event_log = [];
 
- let mouseup_promise = getEvent("mouseup", document);
+ const a = document.getElementById("a");
+ const b = document.getElementById("b");
+
+ let mouseup_promise = getEvent("mouseup", document);
 
  await new test_driver.Actions()
  .pointerMove(0, 0, {origin: a})
@@ -55,7 +53,41 @@
 
  await mouseup_promise;
 
+ const expected_events = ["mousemove", "mousedown", "selectionchange",
+ "mousemove", "selectionchange"];
+
  assert_equals(event_log.toString(), expected_events.toString(),
  "received events");
  }, "selectionchange event firing when mousemove event is prevented");
+
+ promise_test(async () => {
+ event_log = [];
+
+ const b = document.getElementById("b");
+ const c = document.getElementById("c");
+
+ let dragstart_promise = getEvent("dragstart", document);
+
+ // A mouseup event is not expected. This avoids timing out when the
+ // dragstart event is missing.
+ let mouseup_promise = getEvent("mouseup", document);
+
+ await new test_driver.Actions()
+ .pointerMove(0, 0, {origin: c})
+ .pointerDown()
+ .addTick()
+ .addTick()
+ .pointerMove(0, 0, {origin: b})
+ .addTick()
+ .addTick()
+ .pointerUp()
+ .send();
+
+ await Promise.race([dragstart_promise, mouseup_promise]);
+
+ const expected_events = ["mousemove", "mousedown", "mousemove", "dragstart"];
+
+ assert_equals(event_log.toString(), expected_events.toString(),
+ "received events");
+ }, "dragstart event firing when mousemove event is prevented");
 </script>