bluetooth: Basic Web Bluetooth Fuzzer

third_party/WebKit/Source/modules/bluetooth/testing/clusterfuzz/fuzzer_helpers.py

+# Copyright 2016 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+"""Module that includes classes and functions used by fuzzers."""
+
+
+def FillInParameter(parameter, func, template):
+    """Replaces occurrences of a parameter by calling a provided generator.
+
+    Args:
+      parameter: A string representing the parameter that should be replaced.
+      func: A function that returns a string representing the value used to
+          replace an instance of the parameter.
+      template: A string that contains the parameter to be replaced.
+
+    Returns:
+      A string containing the value of |template| in which instances of
+      |pameter| have been replaced by results of calling |func|.
+
+    """
+    result = template
+    while parameter in result:
+        result = result.replace(parameter, func(), 1)
+
+    return result