1 files changed, 82 insertions, 0 deletions
diff --git a/browser/components/screenshots/tests/browser/browser_screenshots_overlay_panel_sync.js b/browser/components/screenshots/tests/browser/browser_screenshots_overlay_panel_sync.js
new file mode 100644
index 0000000000..b66a4d2b57
--- /dev/null
+++ b/browser/components/screenshots/tests/browser/browser_screenshots_overlay_panel_sync.js
@@ -0,0 +1,82 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+async function waitOnTabSwitch() {
+  // eslint-disable-next-line mozilla/no-arbitrary-setTimeout
+  await new Promise(r => setTimeout(r, 300));
+}
+
+add_task(async function test_overlay_and_panel_state() {
+  let tab1 = await BrowserTestUtils.openNewForegroundTab(gBrowser, TEST_PAGE);
+
+  let screenshotsTab = await BrowserTestUtils.openNewForegroundTab(
+    gBrowser,
+    TEST_PAGE
+  );
+  let browser = screenshotsTab.linkedBrowser;
+
+  let helper = new ScreenshotsHelper(browser);
+
+  helper.triggerUIFromToolbar();
+
+  await helper.waitForOverlay();
+
+  helper.assertPanelVisible();
+
+  await helper.dragOverlay(10, 10, 500, 500);
+
+  await helper.waitForStateChange("selected");
+  let state = await helper.getOverlayState();
+  is(state, "selected", "The overlay is in the selected state");
+
+  helper.assertPanelNotVisible();
+
+  mouse.click(600, 600);
+
+  await helper.waitForStateChange("crosshairs");
+  state = await helper.getOverlayState();
+  is(state, "crosshairs", "The overlay is in the crosshairs state");
+
+  await helper.waitForOverlay();
+
+  helper.assertPanelVisible();
+
+  await BrowserTestUtils.switchTab(gBrowser, tab1);
+  await BrowserTestUtils.switchTab(gBrowser, screenshotsTab);
+
+  await helper.waitForOverlayClosed();
+
+  Assert.ok(!(await helper.isOverlayInitialized()), "Overlay is closed");
+  helper.assertPanelNotVisible();
+
+  helper.triggerUIFromToolbar();
+
+  await helper.waitForOverlay();
+
+  helper.assertPanelVisible();
+
+  await helper.dragOverlay(10, 10, 500, 500);
+
+  await helper.waitForStateChange("selected");
+  state = await helper.getOverlayState();
+  is(state, "selected", "The overlay is in the selected state");
+
+  await BrowserTestUtils.switchTab(gBrowser, tab1);
+  await BrowserTestUtils.switchTab(gBrowser, screenshotsTab);
+
+  Assert.ok(await helper.isOverlayInitialized(), "Overlay is open");
+  helper.assertPanelNotVisible();
+  state = await helper.getOverlayState();
+  is(state, "selected", "The overlay is in the selected state");
+
+  helper.triggerUIFromToolbar();
+  await helper.waitForOverlayClosed();
+
+  Assert.ok(!(await helper.isOverlayInitialized()), "Overlay is closed");
+  helper.assertPanelNotVisible();
+
+  gBrowser.removeTab(tab1);
+  gBrowser.removeTab(screenshotsTab);
+});