1 files changed, 97 insertions, 0 deletions
diff --git a/dom/security/test/https-first/browser_navigation.js b/dom/security/test/https-first/browser_navigation.js
new file mode 100644
index 0000000000..b8e81f76bb
--- /dev/null
+++ b/dom/security/test/https-first/browser_navigation.js
@@ -0,0 +1,97 @@
+"use strict";
+
+const REQUEST_URL =
+  "http://httpsfirst.com/browser/dom/security/test/https-first/";
+
+async function promiseGetHistoryIndex(browser) {
+  if (!SpecialPowers.Services.appinfo.sessionHistoryInParent) {
+    return SpecialPowers.spawn(browser, [], function () {
+      let shistory =
+        docShell.browsingContext.childSessionHistory.legacySHistory;
+      return shistory.index;
+    });
+  }
+
+  let shistory = browser.browsingContext.sessionHistory;
+  return shistory.index;
+}
+
+async function testNavigations() {
+  // Load initial site
+
+  let url1 = REQUEST_URL + "file_navigation.html?foo1";
+  let url2 = REQUEST_URL + "file_navigation.html?foo2";
+  let url3 = REQUEST_URL + "file_navigation.html?foo3";
+
+  let loaded = BrowserTestUtils.browserLoaded(gBrowser.selectedBrowser);
+  BrowserTestUtils.loadURIString(gBrowser, url1);
+  await loaded;
+
+  // Load another site
+  loaded = BrowserTestUtils.browserLoaded(gBrowser.selectedBrowser);
+  await SpecialPowers.spawn(
+    gBrowser.selectedBrowser,
+    [url2],
+    async url => (content.location.href = url)
+  );
+  await loaded;
+
+  // Load another site
+  loaded = BrowserTestUtils.browserLoaded(gBrowser.selectedBrowser);
+  await SpecialPowers.spawn(
+    gBrowser.selectedBrowser,
+    [url3],
+    async url => (content.location.href = url)
+  );
+  await loaded;
+  is(
+    await promiseGetHistoryIndex(gBrowser.selectedBrowser),
+    2,
+    "correct session history index after load 3"
+  );
+
+  // Go back one site by clicking the back button
+  info("Clicking back button");
+  loaded = BrowserTestUtils.waitForLocationChange(gBrowser, url2);
+  let backButton = document.getElementById("back-button");
+  backButton.click();
+  await loaded;
+  is(
+    await promiseGetHistoryIndex(gBrowser.selectedBrowser),
+    1,
+    "correct session history index after going back for the first time"
+  );
+
+  // Go back again
+  info("Clicking back button again");
+  loaded = BrowserTestUtils.waitForLocationChange(gBrowser, url1);
+  backButton.click();
+  await loaded;
+  is(
+    await promiseGetHistoryIndex(gBrowser.selectedBrowser),
+    0,
+    "correct session history index after going back for the second time"
+  );
+}
+
+add_task(async function () {
+  waitForExplicitFinish();
+
+  await SpecialPowers.pushPrefEnv({
+    set: [["dom.security.https_first", true]],
+  });
+
+  await testNavigations();
+
+  // If fission is enabled we also want to test the navigations with the bfcache
+  // in the parent.
+  if (SpecialPowers.getBoolPref("fission.autostart")) {
+    await SpecialPowers.pushPrefEnv({
+      set: [["fission.bfcacheInParent", true]],
+    });
+
+    await testNavigations();
+  }
+
+  finish();
+});