v8/test/unittests/locked-queue-unittest.cc
Yang Guo dec3298d9c Move utility code to src/utils
NOPRESUBMIT=true
TBR=mstarzinger@chromium.org

Bug: v8:9247
Change-Id: I4cd6b79a1c2cba944f6f23caed59d4f1a4ee358b
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1624217
Commit-Queue: Yang Guo <yangguo@chromium.org>
Reviewed-by: Igor Sheludko <ishell@chromium.org>
Reviewed-by: Georg Neis <neis@chromium.org>
Reviewed-by: Jaroslav Sevcik <jarin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#61790}
2019-05-23 14:13:34 +00:00

91 lines
1.9 KiB
C++

// Copyright 2015 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/utils/locked-queue-inl.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace {
typedef int Record;
} // namespace
namespace v8 {
namespace internal {
TEST(LockedQueue, ConstructorEmpty) {
LockedQueue<Record> queue;
EXPECT_TRUE(queue.IsEmpty());
}
TEST(LockedQueue, SingleRecordEnqueueDequeue) {
LockedQueue<Record> queue;
EXPECT_TRUE(queue.IsEmpty());
queue.Enqueue(1);
EXPECT_FALSE(queue.IsEmpty());
Record a = -1;
bool success = queue.Dequeue(&a);
EXPECT_TRUE(success);
EXPECT_EQ(a, 1);
EXPECT_TRUE(queue.IsEmpty());
}
TEST(LockedQueue, Peek) {
LockedQueue<Record> queue;
EXPECT_TRUE(queue.IsEmpty());
queue.Enqueue(1);
EXPECT_FALSE(queue.IsEmpty());
Record a = -1;
bool success = queue.Peek(&a);
EXPECT_TRUE(success);
EXPECT_EQ(a, 1);
EXPECT_FALSE(queue.IsEmpty());
success = queue.Dequeue(&a);
EXPECT_TRUE(success);
EXPECT_EQ(a, 1);
EXPECT_TRUE(queue.IsEmpty());
}
TEST(LockedQueue, PeekOnEmpty) {
LockedQueue<Record> queue;
EXPECT_TRUE(queue.IsEmpty());
Record a = -1;
bool success = queue.Peek(&a);
EXPECT_FALSE(success);
}
TEST(LockedQueue, MultipleRecords) {
LockedQueue<Record> queue;
EXPECT_TRUE(queue.IsEmpty());
queue.Enqueue(1);
EXPECT_FALSE(queue.IsEmpty());
for (int i = 2; i <= 5; ++i) {
queue.Enqueue(i);
EXPECT_FALSE(queue.IsEmpty());
}
Record rec = 0;
for (int i = 1; i <= 4; ++i) {
EXPECT_FALSE(queue.IsEmpty());
queue.Dequeue(&rec);
EXPECT_EQ(i, rec);
}
for (int i = 6; i <= 12; ++i) {
queue.Enqueue(i);
EXPECT_FALSE(queue.IsEmpty());
}
for (int i = 5; i <= 12; ++i) {
EXPECT_FALSE(queue.IsEmpty());
queue.Dequeue(&rec);
EXPECT_EQ(i, rec);
}
EXPECT_TRUE(queue.IsEmpty());
}
} // namespace internal
} // namespace v8