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41 lines
1.1 KiB
41 lines
1.1 KiB
// Copyright 2017 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "src/api.h"
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#include "src/objects-inl.h"
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#include "test/unittests/test-helpers.h"
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#include "test/unittests/test-utils.h"
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#include "testing/gtest/include/gtest/gtest.h"
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namespace v8 {
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namespace internal {
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class PreParserTest : public TestWithContext {
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public:
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PreParserTest() {}
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private:
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DISALLOW_COPY_AND_ASSIGN(PreParserTest);
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};
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TEST_F(PreParserTest, LazyFunctionLength) {
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const char* script_source = "function lazy(a, b, c) { } lazy";
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Handle<Object> lazy_object = test::RunJS(isolate(), script_source);
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Handle<SharedFunctionInfo> shared(
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Handle<JSFunction>::cast(lazy_object)->shared(), i_isolate());
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CHECK_EQ(shared->length(), SharedFunctionInfo::kInvalidLength);
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const char* get_length_source = "lazy.length";
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Handle<Object> length = test::RunJS(isolate(), get_length_source);
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CHECK(length->IsSmi());
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int32_t value;
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CHECK(length->ToInt32(&value));
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CHECK_EQ(3, value);
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}
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} // namespace internal
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} // namespace v8
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