Index: test/fuzzer/regexp.cc |
diff --git a/test/fuzzer/regexp.cc b/test/fuzzer/regexp.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..f5ba5c9ea98ec024b90f4eaadf2a439d9f925c9c |
--- /dev/null |
+++ b/test/fuzzer/regexp.cc |
@@ -0,0 +1,64 @@ |
+// Copyright 2016 the V8 project authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#include <stddef.h> |
+#include <stdint.h> |
+ |
+#include "include/v8.h" |
+#include "src/factory.h" |
+#include "src/objects-inl.h" |
+#include "src/objects.h" |
+#include "src/regexp/jsregexp.h" |
+#include "test/fuzzer/fuzzer-support.h" |
+ |
+namespace i = v8::internal; |
+ |
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) { |
+ v8_fuzzer::FuzzerSupport* support = v8_fuzzer::FuzzerSupport::Get(); |
+ v8::Isolate* isolate = support->GetIsolate(); |
+ |
+ v8::Isolate::Scope isolate_scope(isolate); |
+ v8::HandleScope handle_scope(isolate); |
+ v8::Context::Scope context_scope(support->GetContext()); |
+ v8::TryCatch try_catch(isolate); |
+ |
+ i::FLAG_harmony_unicode_regexps = true; |
+ i::FLAG_harmony_regexp_lookbehind = true; |
+ |
+ i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
+ i::Factory* factory = i_isolate->factory(); |
+ |
+ if (size > INT_MAX) return 0; |
+ i::MaybeHandle<i::String> maybe_source = factory->NewStringFromOneByte( |
+ i::Vector<const uint8_t>(data, static_cast<int>(size))); |
+ i::Handle<i::String> source; |
+ if (!maybe_source.ToHandle(&source)) return 0; |
+ |
+ static const int kAllFlags = i::JSRegExp::kGlobal | i::JSRegExp::kIgnoreCase | |
+ i::JSRegExp::kMultiline | i::JSRegExp::kSticky | |
+ i::JSRegExp::kUnicode; |
+ |
+ const uint8_t one_byte_array[6] = {'f', 'o', 'o', 'b', 'a', 'r'}; |
+ const i::uc16 two_byte_array[6] = {'f', 0xD83D, 0xDCA9, 'b', 'a', 0x2603}; |
+ |
+ i::Handle<i::JSArray> results_array = factory->NewJSArray(4); |
+ i::Handle<i::String> one_byte = |
+ factory->NewStringFromOneByte(i::Vector<const uint8_t>(one_byte_array, 6)) |
+ .ToHandleChecked(); |
+ i::Handle<i::String> two_byte = |
+ factory->NewStringFromTwoByte(i::Vector<const i::uc16>(two_byte_array, 6)) |
+ .ToHandleChecked(); |
+ |
+ for (int flags = 0; flags <= kAllFlags; flags++) { |
+ v8::TryCatch try_catch(isolate); |
+ i::MaybeHandle<i::JSRegExp> maybe_regexp = |
+ i::JSRegExp::New(source, static_cast<i::JSRegExp::Flags>(flags)); |
+ i::Handle<i::JSRegExp> regexp; |
+ if (!maybe_regexp.ToHandle(®exp)) continue; |
+ USE(i::RegExpImpl::Exec(regexp, one_byte, 0, results_array).is_null() && |
+ i::RegExpImpl::Exec(regexp, two_byte, 0, results_array).is_null()); |
+ } |
+ |
+ return 0; |
+} |