1 files changed, 42 insertions, 0 deletions
diff --git a/toolkit/components/passwordmgr/test/browser/browser_isProbablyASignUpForm.js b/toolkit/components/passwordmgr/test/browser/browser_isProbablyASignUpForm.js
new file mode 100644
index 0000000000..0f256d74a1
--- /dev/null
+++ b/toolkit/components/passwordmgr/test/browser/browser_isProbablyASignUpForm.js
@@ -0,0 +1,42 @@
+"use strict";
+
+const TEST_URL = `https://example.com${DIRECTORY_PATH}form_signup_detection.html`;
+
+add_task(async () => {
+  await BrowserTestUtils.withNewTab(
+    {
+      gBrowser,
+      url: TEST_URL,
+    },
+    async function (browser) {
+      await SpecialPowers.spawn(browser, [], async () => {
+        const doc = content.document;
+        const { LoginManagerChild } = ChromeUtils.importESModule(
+          "resource://gre/modules/LoginManagerChild.sys.mjs"
+        );
+        const loginManagerChild = new LoginManagerChild();
+        const docState = loginManagerChild.stateForDocument(doc);
+        let isSignUpForm;
+
+        info("Test case: Obvious signup form is detected as sign up form");
+        const signUpForm = doc.getElementById("obvious-signup-form");
+        isSignUpForm = docState.isProbablyASignUpForm(signUpForm);
+        Assert.equal(isSignUpForm, true);
+
+        info(
+          "Test case: Obvious non signup form is detected as non sign up form"
+        );
+        const loginForm = doc.getElementById("obvious-login-form");
+        isSignUpForm = docState.isProbablyASignUpForm(loginForm);
+        Assert.equal(isSignUpForm, false);
+
+        info(
+          "Test case: An <input> HTML element is detected as non sign up form"
+        );
+        const inputField = doc.getElementById("obvious-signup-username");
+        isSignUpForm = docState.isProbablyASignUpForm(inputField);
+        Assert.equal(isSignUpForm, false);
+      });
+    }
+  );
+});