1 files changed, 60 insertions, 0 deletions
diff --git a/browser/base/content/test/tabs/browser_file_to_http_named_popup.js b/browser/base/content/test/tabs/browser_file_to_http_named_popup.js
new file mode 100644
index 0000000000..57e5ec7ad3
--- /dev/null
+++ b/browser/base/content/test/tabs/browser_file_to_http_named_popup.js
@@ -0,0 +1,60 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* vim: set ft=javascript ts=2 et sw=2 tw=80: */
+
+const TEST_FILE = fileURL("dummy_page.html");
+const TEST_HTTP = httpURL("dummy_page.html");
+
+// Test for Bug 1634252
+add_task(async function () {
+  await BrowserTestUtils.withNewTab(TEST_FILE, async function (fileBrowser) {
+    info("Tab ready");
+
+    async function summonPopup(firstRun) {
+      var winPromise;
+      if (firstRun) {
+        winPromise = BrowserTestUtils.waitForNewWindow({
+          url: TEST_HTTP,
+        });
+      }
+
+      await SpecialPowers.spawn(
+        fileBrowser,
+        [TEST_HTTP, firstRun],
+        (target, firstRun_) => {
+          var win = content.open(target, "named", "width=400,height=400");
+          win.focus();
+          ok(win, "window.open was successful");
+          if (firstRun_) {
+            content.document.firstWindow = win;
+          } else {
+            content.document.otherWindow = win;
+          }
+        }
+      );
+
+      if (firstRun) {
+        // We should only wait for the window the first time, because only the
+        // later times no new window should be created.
+        info("Waiting for new window");
+        var win = await winPromise;
+        ok(win, "Got a window");
+      }
+    }
+
+    info("Opening window");
+    await summonPopup(true);
+    info("Opening window again");
+    await summonPopup(false);
+
+    await SpecialPowers.spawn(fileBrowser, [], () => {
+      ok(content.document.firstWindow, "Window is non-null");
+      is(
+        content.document.otherWindow,
+        content.document.firstWindow,
+        "Windows are the same"
+      );
+
+      content.document.firstWindow.close();
+    });
+  });
+});