1 files changed, 68 insertions, 0 deletions
diff --git a/devtools/client/shared/network-throttling-profiles.js b/devtools/client/shared/network-throttling-profiles.js
new file mode 100644
index 000000000..ef139fda6
--- /dev/null
+++ b/devtools/client/shared/network-throttling-profiles.js
@@ -0,0 +1,68 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+const K = 1024;
+const M = 1024 * 1024;
+const Bps = 1 / 8;
+const KBps = K * Bps;
+const MBps = M * Bps;
+
+/**
+ * Predefined network throttling profiles.
+ * Speeds are in bytes per second.  Latency is in ms.
+ */
+/* eslint-disable key-spacing */
+module.exports = [
+  {
+    id:          "GPRS",
+    download:    50 * KBps,
+    upload:      20 * KBps,
+    latency:     500,
+  },
+  {
+    id:          "Regular 2G",
+    download:    250 * KBps,
+    upload:      50 * KBps,
+    latency:     300,
+  },
+  {
+    id:          "Good 2G",
+    download:    450 * KBps,
+    upload:      150 * KBps,
+    latency:     150,
+  },
+  {
+    id:          "Regular 3G",
+    download:    750 * KBps,
+    upload:      250 * KBps,
+    latency:     100,
+  },
+  {
+    id:          "Good 3G",
+    download:    1.5 * MBps,
+    upload:      750 * KBps,
+    latency:     40,
+  },
+  {
+    id:          "Regular 4G / LTE",
+    download:    4 * MBps,
+    upload:      3 * MBps,
+    latency:     20,
+  },
+  {
+    id:          "DSL",
+    download:    2 * MBps,
+    upload:      1 * MBps,
+    latency:     5,
+  },
+  {
+    id:          "Wi-Fi",
+    download:    30 * MBps,
+    upload:      15 * MBps,
+    latency:     2,
+  },
+];
+/* eslint-enable key-spacing */