libFuzzer for blink::MHTMLParser

third_party/WebKit/Source/platform/BUILD.gn

 # Copyright 2014 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.
 
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
+import("//testing/libfuzzer/fuzzer_test.gni")
 import("//testing/test.gni")
 import("//third_party/WebKit/Source/build/scripts/scripts.gni")
 import("//third_party/WebKit/Source/config.gni")
 import("//third_party/WebKit/Source/platform/platform.gni")
 import("//third_party/WebKit/Source/platform/platform_generated.gni")
 
 # Most targets in this file are private actions so use that as the default.
 visibility = [ ":*" ]
 
 heap_gypi = exec_script("//build/gypi_to_gn.py",
@@ skipping 626 matching lines @@
 }
 
 if (current_cpu == "x86" || current_cpu == "x64") {
   source_set("blink_x86_sse") {
     sources = blink_platform_sse_files
     deps = [
       ":blink_common",
     ]
   }
 }
+
+# Fuzzer for blink::MHTMLParser.
+fuzzer_test("mhtml_parser_fuzzer") {
+  sources = [
+    "mhtml/MHTMLFuzzer.cpp",
+  ]
+  deps = [
+    ":blink_common",
+    ":platform",
+    ":test_support",
+  ]
+  dict = "//testing/libfuzzer/fuzzers/dicts/mhtml.dict"
+  seed_corpus = "//third_party/WebKit/LayoutTests/mhtml"

[Łukasz Anforowicz, 2016/07/29 23:43:58]

Maybe this is a little bit wasteful, as in addition to *.mht files this
directory also includes *.html and *-expected.* files.

[mmoroz, 2016/08/01 17:41:37]

Yeah, but may be interesting. Let's start with this. Also we can always upload
new interesting testcases to the cloud bucket.

[Łukasz Anforowicz, 2016/08/01 21:09:39]

Acknowledged.

+  additional_configs = [
+    "//third_party/WebKit/Source/wtf:wtf_config",
+    "//third_party/WebKit/Source:config",
+  ]
+}