1 files changed, 59 insertions, 0 deletions
diff --git a/dom/security/test/https-only/browser_continue_button_delay.js b/dom/security/test/https-only/browser_continue_button_delay.js
new file mode 100644
index 0000000000..6bdee1610e
--- /dev/null
+++ b/dom/security/test/https-only/browser_continue_button_delay.js
@@ -0,0 +1,59 @@
+"use strict";
+
+function waitForEnabledButton() {
+  return new Promise(resolve => {
+    const button = content.document.getElementById("openInsecure");
+    const observer = new content.MutationObserver(mutations => {
+      for (const mutation of mutations) {
+        if (
+          mutation.type === "attributes" &&
+          mutation.attributeName === "inert" &&
+          !mutation.target.inert
+        ) {
+          resolve();
+        }
+      }
+    });
+    observer.observe(button, { attributeFilter: ["inert"] });
+    ok(
+      button.inert,
+      "The 'Continue to HTTP Site' button should be inert right after the error page is loaded."
+    );
+  });
+}
+
+add_task(async function () {
+  waitForExplicitFinish();
+
+  await SpecialPowers.pushPrefEnv({
+    set: [["dom.security.https_only_mode", true]],
+  });
+
+  const specifiedDelay = Services.prefs.getIntPref(
+    "security.dialog_enable_delay",
+    1000
+  );
+
+  let loaded = BrowserTestUtils.waitForErrorPage(gBrowser.selectedBrowser);
+  info("Loading insecure page");
+  const startTime = Date.now();
+  BrowserTestUtils.startLoadingURIString(
+    gBrowser,
+    // We specifically want a insecure url here that will fail to upgrade
+    // eslint-disable-next-line @microsoft/sdl/no-insecure-url
+    "http://untrusted.example.com:80"
+  );
+  await loaded;
+  await SpecialPowers.spawn(gBrowser.selectedBrowser, [], waitForEnabledButton);
+  const endTime = Date.now();
+
+  const observedDelay = endTime - startTime;
+
+  Assert.greater(
+    observedDelay,
+    specifiedDelay - 100,
+    `The observed delay (${observedDelay}ms) should be roughly the same or greater than the delay specified in "security.dialog_enable_delay" (${specifiedDelay}ms)`
+  );
+
+  finish();
+});