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path: root/toolkit/components/passwordmgr/test/unit/test_getUsernameFieldFromUsernameOnlyForm.js
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/**
 * Test for LoginFormState.getUsernameFieldFromUsernameOnlyForm
 */

"use strict";

const { LoginManagerChild } = ChromeUtils.importESModule(
  "resource://gre/modules/LoginManagerChild.sys.mjs"
);

// expectation[0] tests cases when a form doesn't have a sign-in keyword.
// expectation[1] tests cases when a form has a sign-in keyword.
const TESTCASES = [
  {
    description: "1 text input field",
    document: `<form>
      <input id="un1" type="text">
      </form>`,
    expectations: [false, true],
  },
  {
    description: "1 text input field & 1 hidden input fields",
    document: `<form>
      <input id="un1" type="text">
      <input id="un2" type="hidden">
      </form>`,
    expectations: [false, true],
  },
  {
    description: "1 username field",
    document: `<form>
      <input id="un1" autocomplete="username">
      </form>`,
    expectations: [true, true],
  },
  {
    description: "1 username field & 1 hidden input fields",
    document: `<form>
      <input id="un1" autocomplete="username">
      <input id="un2" type="hidden">
      </form>`,
    expectations: [true, true],
  },
  {
    description: "1 username field, 1 hidden input field, & 1 password field",
    document: `<form>
      <input id="un1" autocomplete="username">
      <input id="un2" type="hidden">
      <input id="pw1" type=password>
      </form>`,
    expectations: [false, false],
  },
  {
    description: "1 password field",
    document: `<form>
      <input id="pw1" type=password>
      </form>`,
    expectations: [false, false],
  },
  {
    description: "1 username & password field",
    document: `<form>
      <input id="un1" autocomplete="username">
      <input id="pw1" type=password>
      </form>`,
    expectations: [false, false],
  },
  {
    description: "1 username & text field",
    document: `<form>
      <input id="un1" autocomplete="username">
      <input id="un2" type="text">
      </form>`,
    expectations: [false, false],
  },
  {
    description: "2 text input fields",
    document: `<form>
      <input id="un1" type="text">
      <input id="un2" type="text">
      </form>`,
    expectations: [false, false],
  },
  {
    description: "2 username fields",
    document: `<form>
      <input id="un1" autocomplete="username">
      <input id="un2" autocomplete="username">
      </form>`,
    expectations: [false, false],
  },
  {
    description: "1 username field with search keyword",
    document: `<form>
      <input id="un1" autocomplete="username" placeholder="search by username">
      </form>`,
    expectations: [false, false],
  },
  {
    description: "1 text input field with code keyword",
    document: `<form>
      <input id="un1" type="text" placeholder="enter your 6-digit code">
      </form>`,
    expectations: [false, false],
  },
  {
    description: "Form with only a hidden field",
    document: `<form>
      <input id="un1" type="hidden" autocomplete="username">
      </form>`,
    expectations: [false, false],
  },
  {
    description: "Form with only a button",
    document: `<form>
      <input id="un1" type="button" autocomplete="username">
      </form>`,
    expectations: [false, false],
  },
  {
    description: "A username only form matches not username selector",
    document: `<form>
      <input id="un1" type="text" name="secret_username">
      </form>`,
    fieldOverrideRecipe: {
      hosts: ["localhost:8080"],
      notUsernameSelector: 'input[name="secret_username"]',
    },
    expectations: [false, false],
  },
];

function _setPrefs() {
  Services.prefs.setBoolPref("signon.usernameOnlyForm.enabled", true);
  registerCleanupFunction(() => {
    Services.prefs.clearUserPref("signon.usernameOnlyForm.enabled");
  });
}

_setPrefs();

for (let tc of TESTCASES) {
  info("Sanity checking the testcase: " + tc.description);

  // A form is considered a username-only form
  for (let formHasSigninKeyword of [false, true]) {
    (function () {
      const testcase = tc;
      add_task(async function () {
        if (formHasSigninKeyword) {
          testcase.decription += " (form has a login keyword)";
        }
        info("Starting testcase: " + testcase.description);
        info("Document string: " + testcase.document);
        const document = MockDocument.createTestDocument(
          "http://localhost:8080/test/",
          testcase.document
        );

        let form = document.querySelector("form");
        if (formHasSigninKeyword) {
          form.setAttribute("name", "login");
        }

        const lmc = new LoginManagerChild();
        const docState = lmc.stateForDocument(form.ownerDocument);
        const element = docState.getUsernameFieldFromUsernameOnlyForm(
          form,
          testcase.fieldOverrideRecipe
        );
        Assert.strictEqual(
          testcase.expectations[formHasSigninKeyword ? 1 : 0],
          element != null,
          `Return incorrect result when the layout is ${testcase.description}`
        );
      });
    })();
  }
}