v8/test/unittests/heap/list-unittest.cc
Dan Elphick 9827c7168b [heap] Move base::List to heap::List
base::List is only used inside of heap and has some pretty strange
semantics that don't lend themselves to it being a general purpose data
structure so this moves it to heap where it can be safe isolated.

Bug: v8:10454
Change-Id: I7921c22286276432956005c72143b22b0364fc93
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2170029
Auto-Submit: Dan Elphick <delphick@chromium.org>
Reviewed-by: Ulan Degenbaev <ulan@chromium.org>
Reviewed-by: Clemens Backes <clemensb@chromium.org>
Commit-Queue: Clemens Backes <clemensb@chromium.org>
Cr-Commit-Position: refs/heads/master@{#67448}
2020-04-28 15:21:02 +00:00

95 lines
2.2 KiB
C++

// Copyright 2018 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/heap/list.h"
#include "testing/gtest-support.h"
namespace v8 {
namespace internal {
namespace heap {
class TestChunk {
public:
heap::ListNode<TestChunk>& list_node() { return list_node_; }
heap::ListNode<TestChunk> list_node_;
};
TEST(List, InsertAtTailAndRemove) {
List<TestChunk> list;
EXPECT_TRUE(list.Empty());
TestChunk t1;
list.PushBack(&t1);
EXPECT_FALSE(list.Empty());
EXPECT_TRUE(list.Contains(&t1));
list.Remove(&t1);
EXPECT_TRUE(list.Empty());
}
TEST(List, InsertAtHeadAndRemove) {
List<TestChunk> list;
EXPECT_TRUE(list.Empty());
TestChunk t1;
list.PushFront(&t1);
EXPECT_FALSE(list.Empty());
list.Remove(&t1);
EXPECT_TRUE(list.Empty());
}
TEST(List, InsertMultipleAtTailAndRemoveFromTail) {
List<TestChunk> list;
EXPECT_TRUE(list.Empty());
const int kSize = 10;
TestChunk chunks[kSize];
for (int i = 0; i < kSize; i++) {
list.PushBack(&chunks[i]);
EXPECT_EQ(list.back(), &chunks[i]);
}
for (int i = kSize - 1; i > 0; i--) {
list.Remove(&chunks[i]);
EXPECT_EQ(list.back(), &chunks[i - 1]);
}
list.Remove(&chunks[0]);
EXPECT_TRUE(list.Empty());
}
TEST(List, InsertMultipleAtHeadAndRemoveFromHead) {
List<TestChunk> list;
EXPECT_TRUE(list.Empty());
const int kSize = 10;
TestChunk chunks[kSize];
for (int i = 0; i < kSize; i++) {
list.PushFront(&chunks[i]);
EXPECT_EQ(list.front(), &chunks[i]);
}
for (int i = kSize - 1; i > 0; i--) {
list.Remove(&chunks[i]);
EXPECT_EQ(list.front(), &chunks[i - 1]);
}
list.Remove(&chunks[0]);
EXPECT_TRUE(list.Empty());
}
TEST(List, InsertMultipleAtTailAndRemoveFromMiddle) {
List<TestChunk> list;
EXPECT_TRUE(list.Empty());
const int kSize = 10;
TestChunk chunks[kSize];
for (int i = 0; i < kSize; i++) {
list.PushBack(&chunks[i]);
EXPECT_EQ(list.back(), &chunks[i]);
}
int i, j;
for (i = kSize / 2 - 1, j = kSize / 2; i >= 0; i--, j++) {
list.Remove(&chunks[i]);
list.Remove(&chunks[j]);
}
EXPECT_TRUE(list.Empty());
}
} // namespace heap
} // namespace internal
} // namespace v8