1 files changed, 49 insertions, 0 deletions
diff --git a/remote/test/puppeteer/packages/puppeteer-core/src/cdp/PredefinedNetworkConditions.ts b/remote/test/puppeteer/packages/puppeteer-core/src/cdp/PredefinedNetworkConditions.ts
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+/**
+ * @license
+ * Copyright 2021 Google Inc.
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+import type {NetworkConditions} from './NetworkManager.js';
+
+/**
+ * A list of network conditions to be used with
+ * {@link Page.emulateNetworkConditions}.
+ *
+ * @example
+ *
+ * ```ts
+ * import {PredefinedNetworkConditions} from 'puppeteer';
+ * const slow3G = PredefinedNetworkConditions['Slow 3G'];
+ *
+ * (async () => {
+ *   const browser = await puppeteer.launch();
+ *   const page = await browser.newPage();
+ *   await page.emulateNetworkConditions(slow3G);
+ *   await page.goto('https://www.google.com');
+ *   // other actions...
+ *   await browser.close();
+ * })();
+ * ```
+ *
+ * @public
+ */
+export const PredefinedNetworkConditions = Object.freeze({
+  'Slow 3G': {
+    download: ((500 * 1000) / 8) * 0.8,
+    upload: ((500 * 1000) / 8) * 0.8,
+    latency: 400 * 5,
+  } as NetworkConditions,
+  'Fast 3G': {
+    download: ((1.6 * 1000 * 1000) / 8) * 0.9,
+    upload: ((750 * 1000) / 8) * 0.9,
+    latency: 150 * 3.75,
+  } as NetworkConditions,
+});
+
+/**
+ * @deprecated Import {@link PredefinedNetworkConditions}.
+ *
+ * @public
+ */
+export const networkConditions = PredefinedNetworkConditions;