1// 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 10// disclaimer in the documentation and/or other materials provided 11// with the distribution. 12// * Neither the name of Google Inc. nor the names of its 13// contributors may be used to endorse or promote products derived 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 18// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27// 28// Tests of the unbound queue. 29 30#include "v8.h" 31#include "unbound-queue-inl.h" 32#include "cctest.h" 33 34using i::UnboundQueue; 35 36 37TEST(SingleRecord) { 38 typedef int Record; 39 UnboundQueue<Record> cq; 40 CHECK(cq.IsEmpty()); 41 cq.Enqueue(1); 42 CHECK(!cq.IsEmpty()); 43 Record rec = 0; 44 cq.Dequeue(&rec); 45 CHECK_EQ(1, rec); 46 CHECK(cq.IsEmpty()); 47} 48 49 50TEST(MultipleRecords) { 51 typedef int Record; 52 UnboundQueue<Record> cq; 53 CHECK(cq.IsEmpty()); 54 cq.Enqueue(1); 55 CHECK(!cq.IsEmpty()); 56 for (int i = 2; i <= 5; ++i) { 57 cq.Enqueue(i); 58 CHECK(!cq.IsEmpty()); 59 } 60 Record rec = 0; 61 for (int i = 1; i <= 4; ++i) { 62 CHECK(!cq.IsEmpty()); 63 cq.Dequeue(&rec); 64 CHECK_EQ(i, rec); 65 } 66 for (int i = 6; i <= 12; ++i) { 67 cq.Enqueue(i); 68 CHECK(!cq.IsEmpty()); 69 } 70 for (int i = 5; i <= 12; ++i) { 71 CHECK(!cq.IsEmpty()); 72 cq.Dequeue(&rec); 73 CHECK_EQ(i, rec); 74 } 75 CHECK(cq.IsEmpty()); 76} 77