1 /* 2 * Copyright (c) 2020, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 #include "precompiled.hpp" 26 #include "utilities/valueObjArray.hpp" 27 #include "unittest.hpp" 28 29 class ValueObjArrayTest : public ::testing::Test { 30 protected: 31 class IntGenerator { 32 int _current; 33 34 public: 35 IntGenerator() : _current(0) {} 36 int operator*() const { 37 return _current; 38 } 39 IntGenerator operator++() { 40 ++_current; 41 return *this; 42 } 43 }; 44 45 struct Struct { 46 int _value; 47 const char* _string; 48 }; 49 50 class StructGenerator { 51 int _current; 52 53 static const char* str(int i) { 54 const char* array[] = { 55 "0", 56 "1", 57 "2", 58 "3"}; 59 return array[i]; 60 } 61 62 public: 63 StructGenerator() : _current(0) {} 64 Struct operator*() const { 65 assert(_current < 4, "precondition"); 66 Struct s = { _current, str(_current)}; 67 return s; 68 } 69 StructGenerator operator++() { 70 ++_current; 71 return *this; 72 } 73 }; 74 }; 75 76 TEST_F(ValueObjArrayTest, primitive) { 77 ValueObjArrayTest::IntGenerator g; 78 ValueObjArray<int, 4> array(g); 79 ASSERT_EQ(array.count(), 4); 80 ASSERT_EQ(*array.at(0), 0); 81 ASSERT_EQ(*array.at(1), 1); 82 ASSERT_EQ(*array.at(2), 2); 83 ASSERT_EQ(*array.at(3), 3); 84 } 85 86 TEST_F(ValueObjArrayTest, struct) { 87 ValueObjArrayTest::StructGenerator g; 88 ValueObjArray<Struct, 4> array(g); 89 ASSERT_EQ(array.count(), 4); 90 ASSERT_EQ(array.at(0)->_value, 0); 91 ASSERT_EQ(array.at(1)->_value, 1); 92 ASSERT_EQ(array.at(2)->_value, 2); 93 ASSERT_EQ(array.at(3)->_value, 3); 94 ASSERT_EQ(array.at(0)->_string[0], '0'); 95 ASSERT_EQ(array.at(1)->_string[0], '1'); 96 ASSERT_EQ(array.at(2)->_string[0], '2'); 97 ASSERT_EQ(array.at(3)->_string[0], '3'); 98 }