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Andrew Topef837fa2017-10-04 22:44:25 -07001// Copyright 2010 the V8 project authors. All rights reserved.
2// Redistribution and use in source and binary forms, with or without
3// modification, are permitted provided that the following conditions are
4// met:
5//
6// * Redistributions of source code must retain the above copyright
7// notice, this list of conditions and the following disclaimer.
8// * Redistributions in binary form must reproduce the above
9// copyright notice, this list of conditions and the following
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11// with the distribution.
12// * Neither the name of Google Inc. nor the names of its
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14// from this software without specific prior written permission.
15//
16// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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21// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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23// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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26// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27//
28// Tests of the unbound queue.
29
30#include "src/v8.h"
31#include "test/cctest/cctest.h"
32
33#include "src/profiler/unbound-queue-inl.h"
34
35using i::UnboundQueue;
36
37
38TEST(SingleRecord) {
39 typedef int Record;
40 UnboundQueue<Record> cq;
41 CHECK(cq.IsEmpty());
42 cq.Enqueue(1);
43 CHECK(!cq.IsEmpty());
44 Record rec = 0;
45 cq.Dequeue(&rec);
46 CHECK_EQ(1, rec);
47 CHECK(cq.IsEmpty());
48}
49
50
51TEST(MultipleRecords) {
52 typedef int Record;
53 UnboundQueue<Record> cq;
54 CHECK(cq.IsEmpty());
55 cq.Enqueue(1);
56 CHECK(!cq.IsEmpty());
57 for (int i = 2; i <= 5; ++i) {
58 cq.Enqueue(i);
59 CHECK(!cq.IsEmpty());
60 }
61 Record rec = 0;
62 for (int i = 1; i <= 4; ++i) {
63 CHECK(!cq.IsEmpty());
64 cq.Dequeue(&rec);
65 CHECK_EQ(i, rec);
66 }
67 for (int i = 6; i <= 12; ++i) {
68 cq.Enqueue(i);
69 CHECK(!cq.IsEmpty());
70 }
71 for (int i = 5; i <= 12; ++i) {
72 CHECK(!cq.IsEmpty());
73 cq.Dequeue(&rec);
74 CHECK_EQ(i, rec);
75 }
76 CHECK(cq.IsEmpty());
77}