5ab3140dfb
PR-URL: https://github.com/nodejs/node/pull/54536 Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com> Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Marco Ippolito <marcoippolito54@gmail.com> Reviewed-By: Richard Lau <rlau@redhat.com>
39 lines
915 B
C++
39 lines
915 B
C++
// Copyright 2020 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/heap/index-generator.h"
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#include <optional>
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#include "test/unittests/test-utils.h"
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namespace v8 {
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namespace internal {
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TEST(IndexGeneratorTest, Empty) {
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IndexGenerator gen(0);
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EXPECT_EQ(std::nullopt, gen.GetNext());
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}
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TEST(IndexGeneratorTest, GetNext) {
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IndexGenerator gen(11);
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EXPECT_EQ(0U, gen.GetNext());
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EXPECT_EQ(5U, gen.GetNext());
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EXPECT_EQ(2U, gen.GetNext());
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EXPECT_EQ(8U, gen.GetNext());
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EXPECT_EQ(1U, gen.GetNext());
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EXPECT_EQ(3U, gen.GetNext());
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EXPECT_EQ(6U, gen.GetNext());
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EXPECT_EQ(9U, gen.GetNext());
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EXPECT_EQ(4U, gen.GetNext());
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EXPECT_EQ(7U, gen.GetNext());
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EXPECT_EQ(10U, gen.GetNext());
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EXPECT_EQ(std::nullopt, gen.GetNext());
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}
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} // namespace internal
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} // namespace v8
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