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27//
28// Tests of the unbound queue.
29
30#include "src/v8.h"
31#include "test/cctest/cctest.h"
32
33#include "src/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}
78