1 files changed, 122 insertions, 0 deletions
diff --git a/browser/components/extensions/test/browser/browser_ext_windows_size.js b/browser/components/extensions/test/browser/browser_ext_windows_size.js
new file mode 100644
index 0000000000..4a4f0d8a0c
--- /dev/null
+++ b/browser/components/extensions/test/browser/browser_ext_windows_size.js
@@ -0,0 +1,122 @@
+/* -*- Mode: indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* vim: set sts=2 sw=2 et tw=80: */
+/* eslint-disable mozilla/no-arbitrary-setTimeout */
+"use strict";
+
+add_task(async function testWindowCreate() {
+  let extension = ExtensionTestUtils.loadExtension({
+    async background() {
+      let _checkWindowPromise;
+      browser.test.onMessage.addListener((msg, arg) => {
+        if (msg == "checked-window") {
+          _checkWindowPromise.resolve(arg);
+          _checkWindowPromise = null;
+        }
+      });
+
+      let getWindowSize = () => {
+        return new Promise(resolve => {
+          _checkWindowPromise = { resolve };
+          browser.test.sendMessage("check-window");
+        });
+      };
+
+      const KEYS = ["left", "top", "width", "height"];
+      function checkGeom(expected, actual) {
+        for (let key of KEYS) {
+          browser.test.assertEq(
+            expected[key],
+            actual[key],
+            `Expected '${key}' value`
+          );
+        }
+      }
+
+      let windowId;
+      async function checkWindow(expected, retries = 5) {
+        let geom = await getWindowSize();
+
+        if (retries && KEYS.some(key => expected[key] != geom[key])) {
+          browser.test.log(
+            `Got mismatched size (${JSON.stringify(
+              expected
+            )} != ${JSON.stringify(geom)}). Retrying after a short delay.`
+          );
+
+          await new Promise(resolve => setTimeout(resolve, 200));
+
+          return checkWindow(expected, retries - 1);
+        }
+
+        browser.test.log(`Check actual window size`);
+        checkGeom(expected, geom);
+
+        browser.test.log("Check API-reported window size");
+
+        geom = await browser.windows.get(windowId);
+
+        checkGeom(expected, geom);
+      }
+
+      try {
+        let geom = { left: 100, top: 100, width: 500, height: 300 };
+
+        let window = await browser.windows.create(geom);
+        windowId = window.id;
+
+        await checkWindow(geom);
+
+        let update = { left: 150, width: 600 };
+        Object.assign(geom, update);
+        await browser.windows.update(windowId, update);
+        await checkWindow(geom);
+
+        update = { top: 150, height: 400 };
+        Object.assign(geom, update);
+        await browser.windows.update(windowId, update);
+        await checkWindow(geom);
+
+        geom = { left: 200, top: 200, width: 800, height: 600 };
+        await browser.windows.update(windowId, geom);
+        await checkWindow(geom);
+
+        let platformInfo = await browser.runtime.getPlatformInfo();
+        if (platformInfo.os != "linux") {
+          geom = { left: -50, top: -50, width: 800, height: 600 };
+          await browser.windows.update(windowId, geom);
+          await checkWindow({ ...geom, left: 0, top: 0 });
+        }
+
+        await browser.windows.remove(windowId);
+        browser.test.notifyPass("window-size");
+      } catch (e) {
+        browser.test.fail(`${e} :: ${e.stack}`);
+        browser.test.notifyFail("window-size");
+      }
+    },
+  });
+
+  let latestWindow;
+  let windowListener = (window, topic) => {
+    if (topic == "domwindowopened") {
+      latestWindow = window;
+    }
+  };
+  Services.ww.registerNotification(windowListener);
+
+  extension.onMessage("check-window", () => {
+    extension.sendMessage("checked-window", {
+      top: latestWindow.screenY,
+      left: latestWindow.screenX,
+      width: latestWindow.outerWidth,
+      height: latestWindow.outerHeight,
+    });
+  });
+
+  await extension.startup();
+  await extension.awaitFinish("window-size");
+  await extension.unload();
+
+  Services.ww.unregisterNotification(windowListener);
+  latestWindow = null;
+});