add prebid-ads redirect #190 AG-12558

Merge in ADGUARD-FILTERS/scriptlets from fix/AG-12558 to release/v1.6

Squashed commit of the following:

commit b89b88b
Merge: 68813a6 7f8bebf
Author: Stanislav A <s.atroschenko@adguard.com>
Date:   Fri Feb 18 16:36:56 2022 +0300

    Merge branch 'release/v1.6' into fix/AG-12558

commit 68813a6
Author: Stanislav A <s.atroschenko@adguard.com>
Date:   Fri Feb 18 13:43:28 2022 +0300

    update compatibility-table

commit 13cc688
Author: Stanislav A <s.atroschenko@adguard.com>
Date:   Fri Feb 18 13:15:15 2022 +0300

    description fix

commit 9e7e637
Author: Stanislav A <s.atroschenko@adguard.com>
Date:   Fri Feb 18 12:59:57 2022 +0300

    rename redirect

commit 6181870
Author: Stanislav A <s.atroschenko@adguard.com>
Date:   Thu Feb 17 17:13:39 2022 +0300

    add constant-detection-stubs redirect

scripts/compatibility-table.json

@@ -342,6 +342,10 @@
         {
             "adg": "noopvast-3.0"
         },
+        {
+            "adg": "prebid-ads",
+            "ubo": "prebid-ads.js"
+        },
         {
             "adg": "prevent-bab",
             "ubo": "nobab.js"

src/helpers/compatibility-redirects.js

@@ -167,6 +167,10 @@ const redirects = [
     {
         adg: 'tagcommander-tc',
     },
+    {
+        adg: 'prebid-ads',
+        ubo: 'prebid-ads.js',
+    },
 ];
 
 export default redirects;

src/redirects/prebid-ads.js

@@ -0,0 +1,30 @@
+/* eslint-disable func-names */
+import { hit } from '../helpers';
+
+/**
+ * @redirect prebid-ads
+ *
+ * @description
+ * Sets predefined constants on a page:
+ * - `canRunAds`: `true`
+ * - `isAdBlockActive`: `false`
+ *
+ * **Example**
+ * ```
+ * ||playerdrive.me/assets/js/prebid-ads.js$script,redirect=prebid-ads
+ * ```
+ */
+export function prebidAds(source) {
+    window.canRunAds = true;
+    window.isAdBlockActive = false;
+
+    hit(source);
+}
+
+prebidAds.names = [
+    'prebid-ads',
+    'ubo-prebid-ads.js',
+    'prebid-ads.js',
+];
+
+prebidAds.injections = [hit];

src/redirects/redirects-list.js

@@ -21,3 +21,4 @@ export * from './google-ima3';
 export * from './tagcommander-tc.js';
 export * from './didomi-loader.js';
 export * from './prebid.js';
+export * from './prebid-ads.js';

tests/redirects/index.test.js

@@ -16,3 +16,4 @@ import './prevent-bab2.test';
 import './tagcommander-tc.test';
 import './prebid.test';
 import './didomi-loader.test';
+import './prebid-ads.test';

tests/redirects/prebid-ads.test.js

@@ -0,0 +1,28 @@
+/* eslint-disable no-underscore-dangle */
+import { runRedirect, clearGlobalProps } from '../helpers';
+
+const { test, module } = QUnit;
+const name = 'prebid-ads';
+
+const changingProps = ['hit', '__debug'];
+
+const beforeEach = () => {
+    window.__debug = () => {
+        window.hit = 'FIRED';
+    };
+};
+
+const afterEach = () => {
+    clearGlobalProps(...changingProps);
+};
+
+module(name, { beforeEach, afterEach });
+
+test('constants are set', (assert) => {
+    runRedirect(name);
+
+    assert.true(window.canRunAds, 'window.canRunAds created');
+    assert.false(window.isAdBlockActive, 'Piwik.isAdBlockActive created');
+
+    assert.strictEqual(window.hit, 'FIRED', 'hit function was executed');
+});