1 files changed, 65 insertions, 0 deletions
diff --git a/comm/mail/base/test/webextensions/browser_permissions_pointerevent.js b/comm/mail/base/test/webextensions/browser_permissions_pointerevent.js
new file mode 100644
index 0000000000..7f273dc79c
--- /dev/null
+++ b/comm/mail/base/test/webextensions/browser_permissions_pointerevent.js
@@ -0,0 +1,65 @@
+/* -*- Mode: indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* vim: set sts=2 sw=2 et tw=80: */
+"use strict";
+
+add_task(async function test_pointerevent() {
+  async function contentScript() {
+    document.addEventListener("pointerdown", async e => {
+      browser.test.assertTrue(true, "Should receive pointerdown");
+      e.preventDefault();
+    });
+
+    document.addEventListener("mousedown", e => {
+      browser.test.assertTrue(true, "Should receive mousedown");
+    });
+
+    document.addEventListener("mouseup", e => {
+      browser.test.assertTrue(true, "Should receive mouseup");
+    });
+
+    document.addEventListener("pointerup", e => {
+      browser.test.assertTrue(true, "Should receive pointerup");
+      browser.test.sendMessage("done");
+    });
+    browser.test.sendMessage("pageReady");
+  }
+
+  let extension = ExtensionTestUtils.loadExtension({
+    background() {
+      browser.test.sendMessage("ready", browser.runtime.getURL("page.html"));
+    },
+    files: {
+      "page.html": `<html><head><script src="page.js"></script></head></html>`,
+      "page.js": contentScript,
+    },
+  });
+  await extension.startup();
+  await new Promise(resolve => {
+    SpecialPowers.pushPrefEnv(
+      { set: [["dom.w3c_pointer_events.enabled", true]] },
+      resolve
+    );
+  });
+  let url = await extension.awaitMessage("ready");
+  let tab = openContentTab(url, undefined, null);
+
+  await extension.awaitMessage("pageReady");
+  await new Promise(resolve => requestAnimationFrame(resolve));
+  tab.linkedBrowser.focus();
+  await BrowserTestUtils.synthesizeMouseAtCenter(
+    "html",
+    { type: "mousedown", button: 0 },
+    tab.linkedBrowser
+  );
+  await BrowserTestUtils.synthesizeMouseAtCenter(
+    "html",
+    { type: "mouseup", button: 0 },
+    tab.linkedBrowser
+  );
+  await extension.awaitMessage("done");
+
+  await extension.unload();
+
+  let tabmail = document.getElementById("tabmail");
+  tabmail.closeTab(tab);
+});