tests: Rename the Node tests to *.cjs.

Signed-off-by: Anders Kaseorg <anders@zulip.com>

web/tests/password.test.cjs

@@ -0,0 +1,76 @@
+"use strict";
+
+const assert = require("node:assert/strict");
+
+const {zrequire} = require("./lib/namespace.cjs");
+const {run_test} = require("./lib/test.cjs");
+
+const {password_quality, password_warning} = zrequire("password_quality");
+
+function password_field(min_length, min_guesses) {
+    const self = {};
+
+    self.attr = (name) => {
+        switch (name) {
+            case "data-min-length":
+                return min_length;
+            case "data-min-guesses":
+                return min_guesses;
+            /* istanbul ignore next */
+            default:
+                throw new Error(`Unknown attribute ${name}`);
+        }
+    };
+
+    return self;
+}
+
+run_test("basics w/progress bar", () => {
+    let accepted;
+    let password;
+    let warning;
+
+    const $bar = (function () {
+        const $self = {};
+
+        $self.width = (width) => {
+            $self.w = width;
+            return $self;
+        };
+
+        $self.removeClass = (arg) => {
+            assert.equal(arg, "bar-success bar-danger");
+            return $self;
+        };
+
+        $self.addClass = (arg) => {
+            $self.added_class = arg;
+            return $self;
+        };
+
+        return $self;
+    })();
+
+    password = "z!X4@S_&";
+    accepted = password_quality(password, $bar, password_field(10, 80000));
+    assert.ok(!accepted);
+    assert.equal($bar.w, "39.7%");
+    assert.equal($bar.added_class, "bar-danger");
+    warning = password_warning(password, password_field(10));
+    assert.equal(warning, "translated: Password should be at least 10 characters long");
+
+    password = "foo";
+    accepted = password_quality(password, $bar, password_field(2, 200));
+    assert.ok(accepted);
+    assert.equal($bar.w, "10.390277164940581%");
+    assert.equal($bar.added_class, "bar-success");
+    warning = password_warning(password, password_field(2));
+    assert.equal(warning, "translated: Password is too weak");
+
+    password = "aaaaaaaa";
+    accepted = password_quality(password, $bar, password_field(6, 1e100));
+    assert.ok(!accepted);
+    assert.equal($bar.added_class, "bar-danger");
+    warning = password_warning(password, password_field(6));
+    assert.equal(warning, 'Repeated characters like "aaa" are easy to guess.');
+});