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 "src/v8.h" 31 #include "test/cctest/cctest.h" 32 33 #include "src/profiler/unbound-queue-inl.h" 34 35 using i::UnboundQueue; 36 37 38 TEST(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 51 TEST(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
