1 files changed, 80 insertions, 0 deletions
diff --git a/browser/components/contextualidentity/test/browser/browser_windowName.js b/browser/components/contextualidentity/test/browser/browser_windowName.js
new file mode 100644
index 0000000000..5ba2cc0e0a
--- /dev/null
+++ b/browser/components/contextualidentity/test/browser/browser_windowName.js
@@ -0,0 +1,80 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+const USER_CONTEXTS = ["default", "personal", "work"];
+
+const BASE_URI =
+  "http://mochi.test:8888/browser/browser/components/" +
+  "contextualidentity/test/browser/empty_file.html";
+
+add_setup(async function () {
+  // make sure userContext is enabled.
+  await SpecialPowers.pushPrefEnv({
+    set: [
+      ["privacy.userContext.enabled", true],
+      ["browser.link.open_newwindow", 3],
+    ],
+  });
+});
+
+add_task(async function test() {
+  info("Creating first tab...");
+  let tab1 = BrowserTestUtils.addTab(gBrowser, BASE_URI + "?old", {
+    userContextId: 1,
+  });
+  let browser1 = gBrowser.getBrowserForTab(tab1);
+  await BrowserTestUtils.browserLoaded(browser1);
+  await SpecialPowers.spawn(browser1, [], function (opts) {
+    content.window.name = "tab-1";
+  });
+
+  info("Creating second tab...");
+  let tab2 = BrowserTestUtils.addTab(gBrowser, BASE_URI + "?old", {
+    userContextId: 2,
+  });
+  let browser2 = gBrowser.getBrowserForTab(tab2);
+  await BrowserTestUtils.browserLoaded(browser2);
+  await SpecialPowers.spawn(browser2, [], function (opts) {
+    content.window.name = "tab-2";
+  });
+
+  // Let's try to open a window from tab1 with a name 'tab-2'.
+  info("Opening a window from the first tab...");
+  await SpecialPowers.spawn(
+    browser1,
+    [{ url: BASE_URI + "?new" }],
+    async function (opts) {
+      await new content.window.wrappedJSObject.Promise(resolve => {
+        let w = content.window.wrappedJSObject.open(opts.url, "tab-2");
+        w.onload = function () {
+          resolve();
+        };
+      });
+    }
+  );
+
+  is(browser1.contentTitle, "?old", "Tab1 title must be 'old'");
+  is(browser1.contentPrincipal.userContextId, 1, "Tab1 UCI must be 1");
+
+  is(browser2.contentTitle, "?old", "Tab2 title must be 'old'");
+  is(browser2.contentPrincipal.userContextId, 2, "Tab2 UCI must be 2");
+
+  let found = false;
+  for (let i = 0; i < gBrowser.tabs.length; ++i) {
+    let tab = gBrowser.tabs[i];
+    let browser = gBrowser.getBrowserForTab(tab);
+    if (browser.contentTitle == "?new") {
+      is(browser.contentPrincipal.userContextId, 1, "Tab3 UCI must be 1");
+      isnot(browser, browser1, "Tab3 is not browser 1");
+      isnot(browser, browser2, "Tab3 is not browser 2");
+      gBrowser.removeTab(tab);
+      found = true;
+      break;
+    }
+  }
+
+  ok(found, "We have tab3");
+
+  gBrowser.removeTab(tab1);
+  gBrowser.removeTab(tab2);
+});