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16e03e7968
PR-URL: https://github.com/nodejs/node/pull/45579 Reviewed-By: Michaël Zasso <targos@protonmail.com> Reviewed-By: James M Snell <jasnell@gmail.com>
74 lines
2.6 KiB
C++
74 lines
2.6 KiB
C++
// Copyright 2022 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/objects/swiss-hash-table-helpers.h"
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#include <vector>
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#include "testing/gmock/include/gmock/gmock-matchers.h"
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#include "testing/gtest/include/gtest/gtest.h"
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using testing::ElementsAre;
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namespace v8 {
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namespace internal {
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namespace swiss_table {
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template <typename T>
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class SwissTableGroupTest : public testing::Test {};
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using GroupTypes = testing::Types<
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#if V8_SWISS_TABLE_HAVE_SSE2_HOST
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GroupSse2Impl,
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#endif
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GroupSse2Polyfill, GroupPortableImpl>;
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TYPED_TEST_SUITE(SwissTableGroupTest, GroupTypes);
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// Tests imported from Abseil's raw_hash_set_test.cc, modified to be
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// parameterized.
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TYPED_TEST(SwissTableGroupTest, EmptyGroup) {
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const ctrl_t kEmptyGroup[16] = {
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kSentinel, kEmpty, kEmpty, kEmpty, kEmpty, kEmpty, kEmpty, kEmpty,
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kEmpty, kEmpty, kEmpty, kEmpty, kEmpty, kEmpty, kEmpty, kEmpty,
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};
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for (h2_t h = 0; h != 128; ++h) EXPECT_FALSE(TypeParam{kEmptyGroup}.Match(h));
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}
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TYPED_TEST(SwissTableGroupTest, Match) {
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if (TypeParam::kWidth == 16) {
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ctrl_t group[] = {kEmpty, 1, kDeleted, 3, kEmpty, 5, kSentinel, 7,
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7, 5, 3, 1, 1, 1, 1, 1};
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EXPECT_THAT(TypeParam{group}.Match(0), ElementsAre());
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EXPECT_THAT(TypeParam{group}.Match(1), ElementsAre(1, 11, 12, 13, 14, 15));
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EXPECT_THAT(TypeParam{group}.Match(3), ElementsAre(3, 10));
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EXPECT_THAT(TypeParam{group}.Match(5), ElementsAre(5, 9));
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EXPECT_THAT(TypeParam{group}.Match(7), ElementsAre(7, 8));
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} else if (TypeParam::kWidth == 8) {
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ctrl_t group[] = {kEmpty, 1, 2, kDeleted, 2, 1, kSentinel, 1};
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EXPECT_THAT(TypeParam{group}.Match(0), ElementsAre());
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EXPECT_THAT(TypeParam{group}.Match(1), ElementsAre(1, 5, 7));
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EXPECT_THAT(TypeParam{group}.Match(2), ElementsAre(2, 4));
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} else {
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FAIL() << "No test coverage for kWidth==" << TypeParam::kWidth;
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}
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}
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TYPED_TEST(SwissTableGroupTest, MatchEmpty) {
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if (TypeParam::kWidth == 16) {
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ctrl_t group[] = {kEmpty, 1, kDeleted, 3, kEmpty, 5, kSentinel, 7,
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7, 5, 3, 1, 1, 1, 1, 1};
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EXPECT_THAT(TypeParam{group}.MatchEmpty(), ElementsAre(0, 4));
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} else if (TypeParam::kWidth == 8) {
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ctrl_t group[] = {kEmpty, 1, 2, kDeleted, 2, 1, kSentinel, 1};
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EXPECT_THAT(TypeParam{group}.MatchEmpty(), ElementsAre(0));
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} else {
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FAIL() << "No test coverage for kWidth==" << TypeParam::kWidth;
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}
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}
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} // namespace swiss_table
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} // namespace internal
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} // namespace v8
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