1 files changed, 50 insertions, 0 deletions
diff --git a/devtools/client/aboutdebugging/test/browser/browser_aboutdebugging_sidebar_usb_runtime_refresh.js b/devtools/client/aboutdebugging/test/browser/browser_aboutdebugging_sidebar_usb_runtime_refresh.js
new file mode 100644
index 0000000000..47ecc03239
--- /dev/null
+++ b/devtools/client/aboutdebugging/test/browser/browser_aboutdebugging_sidebar_usb_runtime_refresh.js
@@ -0,0 +1,50 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+const RUNTIME_ID = "test-runtime-id";
+const RUNTIME_DEVICE_NAME = "test device name";
+const RUNTIME_APP_NAME = "TestApp";
+
+const OTHER_RUNTIME_ID = "other-runtime-id";
+const OTHER_RUNTIME_APP_NAME = "OtherApp";
+
+// Test that USB runtimes are not disconnected on refresh.
+add_task(async function () {
+  const mocks = new Mocks();
+
+  const { document, tab } = await openAboutDebugging();
+
+  info("Create a first runtime and connect to it");
+  mocks.createUSBRuntime(RUNTIME_ID, {
+    deviceName: RUNTIME_DEVICE_NAME,
+    name: RUNTIME_APP_NAME,
+  });
+  mocks.emitUSBUpdate();
+
+  await connectToRuntime(RUNTIME_DEVICE_NAME, document);
+  await selectRuntime(RUNTIME_DEVICE_NAME, RUNTIME_APP_NAME, document);
+
+  info("Create a second runtime and click on Refresh Devices");
+  mocks.createUSBRuntime(OTHER_RUNTIME_ID, {
+    deviceName: OTHER_RUNTIME_APP_NAME,
+  });
+
+  // adb.updateRuntimes should ultimately fire the "runtime-list-updated" event.
+  mocks.adbMock.adb.updateRuntimes = () => mocks.emitUSBUpdate();
+  document.querySelector(".qa-refresh-devices-button").click();
+
+  info(`Wait until the sidebar item for ${OTHER_RUNTIME_APP_NAME} appears`);
+  await waitUntil(() =>
+    findSidebarItemByText(OTHER_RUNTIME_APP_NAME, document)
+  );
+
+  const sidebarItem = findSidebarItemByText(RUNTIME_DEVICE_NAME, document);
+  ok(
+    !sidebarItem.querySelector(".qa-connect-button"),
+    "Original USB runtime is still connected"
+  );
+
+  await removeTab(tab);
+});