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// Copyright 2017 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 "src/api-inl.h"
#include "src/objects-inl.h"
#include "test/unittests/test-helpers.h"
#include "test/unittests/test-utils.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace v8 {
namespace internal {
class PreParserTest : public TestWithNativeContext {
public:
PreParserTest() = default;
private:
DISALLOW_COPY_AND_ASSIGN(PreParserTest);
};
TEST_F(PreParserTest, LazyFunctionLength) {
const char* script_source = "function lazy(a, b, c) { } lazy";
Handle<JSFunction> lazy_function = RunJS<JSFunction>(script_source);
Handle<SharedFunctionInfo> shared(lazy_function->shared(),
lazy_function->GetIsolate());
CHECK_EQ(shared->length(), SharedFunctionInfo::kInvalidLength);
Handle<Smi> length = RunJS<Smi>("lazy.length");
int32_t value;
CHECK(length->ToInt32(&value));
CHECK_EQ(3, value);
}
} // namespace internal
} // namespace v8
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