libFuzzer for blink::MHTMLParser

third_party/WebKit/Source/platform/BUILD.gn

Index: third_party/WebKit/Source/platform/BUILD.gn
diff --git a/third_party/WebKit/Source/platform/BUILD.gn b/third_party/WebKit/Source/platform/BUILD.gn
index 92e9fcdd63f903de65c52004f478cb70015fd41c..9fa86ba61bd4bd940ec9460c6013bf79d3439a33 100644
--- a/third_party/WebKit/Source/platform/BUILD.gn
+++ b/third_party/WebKit/Source/platform/BUILD.gn
@@ -4,6 +4,7 @@
 
 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")
@@ -650,3 +651,21 @@ if (current_cpu == "x86" || current_cpu == "x64") {
     ]
   }
 }
+
+# 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",
+  ]
+}