1 | /*
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2 | * TOPPERS/JSP Kernel
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3 | * Toyohashi Open Platform for Embedded Real-Time Systems/
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4 | * Just Standard Profile Kernel
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5 | *
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6 | * Copyright (C) 2002-2003 by Embedded and Real-Time Systems Laboratory
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7 | * Toyohashi Univ. of Technology, JAPAN
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8 | *
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9 | * ä¸è¨è使¨©è
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10 | ã¯ï¼ä»¥ä¸ã® (1)ã(4) ã®æ¡ä»¶ãï¼Free Software Foundation
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11 | * ã«ãã£ã¦å
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12 | ¬è¡¨ããã¦ãã GNU General Public License ã® Version 2 ã«è¨
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13 | * è¿°ããã¦ããæ¡ä»¶ãæºããå ´åã«éãï¼æ¬ã½ããã¦ã§ã¢ï¼æ¬ã½ããã¦ã§ã¢
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14 | * ãæ¹å¤ãããã®ãå«ãï¼ä»¥ä¸åãï¼ã使ç¨ã»è¤è£½ã»æ¹å¤ã»åé
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15 | å¸ï¼ä»¥ä¸ï¼
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16 | * å©ç¨ã¨å¼ã¶ï¼ãããã¨ãç¡åã§è¨±è«¾ããï¼
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17 | * (1) æ¬ã½ããã¦ã§ã¢ãã½ã¼ã¹ã³ã¼ãã®å½¢ã§å©ç¨ããå ´åã«ã¯ï¼ä¸è¨ã®èä½
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18 | * 権表示ï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨ã®ç¡ä¿è¨¼è¦å®ãï¼ãã®ã¾ã¾ã®å½¢ã§ã½ã¼
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19 | * ã¹ã³ã¼ãä¸ã«å«ã¾ãã¦ãããã¨ï¼
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20 | * (2) æ¬ã½ããã¦ã§ã¢ãï¼ã©ã¤ãã©ãªå½¢å¼ãªã©ï¼ä»ã®ã½ããã¦ã§ã¢éçºã«ä½¿
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21 | * ç¨ã§ããå½¢ã§åé
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22 | å¸ããå ´åã«ã¯ï¼åé
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23 | å¸ã«ä¼´ãããã¥ã¡ã³ãï¼å©ç¨
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24 | * è
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25 | ããã¥ã¢ã«ãªã©ï¼ã«ï¼ä¸è¨ã®è使¨©è¡¨ç¤ºï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨
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26 | * ã®ç¡ä¿è¨¼è¦å®ãæ²è¼ãããã¨ï¼
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27 | * (3) æ¬ã½ããã¦ã§ã¢ãï¼æ©å¨ã«çµã¿è¾¼ããªã©ï¼ä»ã®ã½ããã¦ã§ã¢éçºã«ä½¿
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28 | * ç¨ã§ããªãå½¢ã§åé
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29 | å¸ããå ´åã«ã¯ï¼æ¬¡ã®ããããã®æ¡ä»¶ãæºããã
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30 | * ã¨ï¼
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31 | * (a) åé
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32 | å¸ã«ä¼´ãããã¥ã¡ã³ãï¼å©ç¨è
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33 | ããã¥ã¢ã«ãªã©ï¼ã«ï¼ä¸è¨ã®è
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34 | * 使¨©è¡¨ç¤ºï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨ã®ç¡ä¿è¨¼è¦å®ãæ²è¼ãããã¨ï¼
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35 | * (b) åé
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36 | å¸ã®å½¢æ
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37 | ãï¼å¥ã«å®ããæ¹æ³ã«ãã£ã¦ï¼TOPPERSããã¸ã§ã¯ãã«
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38 | * å ±åãããã¨ï¼
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39 | * (4) æ¬ã½ããã¦ã§ã¢ã®å©ç¨ã«ããç´æ¥çã¾ãã¯éæ¥çã«çãããããªãæ
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40 | * 害ãããï¼ä¸è¨è使¨©è
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41 | ããã³TOPPERSããã¸ã§ã¯ããå
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42 | 責ãããã¨ï¼
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43 | *
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44 | * æ¬ã½ããã¦ã§ã¢ã¯ï¼ç¡ä¿è¨¼ã§æä¾ããã¦ãããã®ã§ããï¼ä¸è¨è使¨©è
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45 | ã
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46 | * ãã³TOPPERSããã¸ã§ã¯ãã¯ï¼æ¬ã½ããã¦ã§ã¢ã«é¢ãã¦ï¼ãã®é©ç¨å¯è½æ§ã
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47 | * å«ãã¦ï¼ãããªãä¿è¨¼ãè¡ããªãï¼ã¾ãï¼æ¬ã½ããã¦ã§ã¢ã®å©ç¨ã«ããç´
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48 | * æ¥çã¾ãã¯éæ¥çã«çãããããªãæå®³ã«é¢ãã¦ãï¼ãã®è²¬ä»»ãè² ããªãï¼
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49 | *
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50 | * @(#) $Id: singleton.cpp,v 1.5 2003/12/15 07:32:14 takayuki Exp $
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51 | */
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52 |
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53 | // $Header: /home/CVS/configurator/base/singleton.cpp,v 1.5 2003/12/15 07:32:14 takayuki Exp $
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54 |
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55 | #include "base/singleton.h"
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56 | #include "base/testsuite.h"
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57 |
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58 | using namespace std;
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59 |
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60 | //Singleton éç夿°
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61 | bool SingletonBase::initialize = false; //åæåæ¸ã¿ãã©ã°
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62 | bool SingletonBase::is_valid = true; //ã¤ã³ã¹ã¿ã³ã¹çææåãã©ã°
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63 |
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64 | struct SingletonBase::chain * SingletonBase::top = 0; //ãã¹ãã©ã¯ã¿ãã§ã¼ã³ã®ããã
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65 |
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66 |
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67 | /************************************* ãã¹ãã¹ã£ã¼ã *************************************/
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68 |
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69 | #ifdef TESTSUITE
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70 | #include "base/coverage_undefs.h"
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71 |
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72 | bool throw_DummyType;
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73 | class DummyType {
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74 | public:
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75 | static int counter;
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76 | int dummy_value;
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77 | int order;
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78 | SINGLETON_CONSTRUCTOR(DummyType) throw(bad_alloc) : dummy_value(0), order(++counter)
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79 | {
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80 | CHECKPOINT("DummyType::DummyType");
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81 | if(throw_DummyType)
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82 | throw bad_alloc();
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83 | }
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84 | ~DummyType(void) throw(int)
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85 | {
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86 | CHECKPOINT("DummyType::~DummyType");
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87 | if(throw_DummyType)
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88 | throw 0;
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89 | if(counter-- != order)
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90 | CHECKPOINT("illegal order");
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91 | }
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92 | };
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93 |
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94 | SINGLETON_WRAPPER(DummyType2, DummyType)
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95 |
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96 | int DummyType::counter = 0;
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97 |
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98 | TESTSUITE(main, SingletonBase)
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99 | {
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100 | struct chain * old_top = top;
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101 |
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102 | top = 0;
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103 |
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104 | BEGIN_CASE("getInstance","getInstance") {
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105 | BEGIN_CASE("1","åä¸ã®ã¤ã³ã¹ã¿ã³ã¹ãçæããã") {
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106 | TestSuite::clearCheckpoints();
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107 | DummyType * dummy = Singleton<DummyType>::getInstance();
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108 | TEST_CASE("1","ã³ã³ã¹ãã©ã¯ã¿ãèµ·åããã¦ãã", TestSuite::isReached("DummyType::DummyType"));
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109 |
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110 | TestSuite::clearCheckpoints();
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111 | TEST_CASE("2","ã¤ã³ã¹ã¿ã³ã¹ãçæããã", Singleton<DummyType>::getInstance() == dummy);
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112 | TEST_CASE("3","2åç®ä»¥éã¯ã³ã³ã¹ãã©ã¯ã¿ãèµ·åãããªã", !TestSuite::isReached("DummyType::DummyType"));
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113 | TEST_CASE("4","ã·ã³ã°ã«ãã³ã®åæåãçµãã£ã¦ãã", SingletonBase::initialize);
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114 | TEST_CASE("5","ãã¹ãã©ã¯ã¿ãã§ã¼ã³ãæ§æããã¦ãã", SingletonBase::top != 0);
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115 | } END_CASE;
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116 | } END_CASE;
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117 |
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118 | BEGIN_CASE("final_release","final_release") {
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119 | BEGIN_CASE("1","ã¤ã³ã¹ã¿ã³ã¹ãåé¤ã§ãã") {
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120 | TEST_CASE("0","[åæ] åé¤ãã¹ãè¦ç´ ããã", SingletonBase::top != 0);
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121 |
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122 | TestSuite::clearCheckpoints();
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123 | SingletonBase::final_release();
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124 |
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125 | TEST_CASE("1","ãã¹ãã©ã¯ã¿ãèµ·åããã¦ãã", TestSuite::isReached("DummyType::~DummyType"));
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126 | TEST_CASE("2","ãã¹ãã©ã¯ã¿ãã§ã¼ã³ããªããªã£ã¦ãã", SingletonBase::top == 0);
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127 | } END_CASE;
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128 |
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129 | BEGIN_CASE("2","é çªãæ£ãã") {
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130 | DummyType::counter = 0;
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131 |
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132 | DummyType * dummy = Singleton<DummyType>::getInstance();
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133 | DummyType2 * dummy2 = Singleton<DummyType2>::getInstance();
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134 |
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135 | TEST_CASE("0","[åæ] çæé åºãæ£ãã", dummy->order == 1 && dummy2->order == 2);
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136 |
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137 | TestSuite::clearCheckpoints();
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138 | SingletonBase::final_release();
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139 |
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140 | TEST_CASE("1","ãã¹ãã©ã¯ã¿ãèµ·åããã¦ãã", TestSuite::isReached("DummyType::~DummyType"));
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141 | TEST_CASE("2","ãã¹ãã©ã¯ã¿ãã§ã¼ã³ããªããªã£ã¦ãã", SingletonBase::top == 0);
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142 | TEST_CASE("3","ç ´æ£é åºãæ£ãã", !TestSuite::isReached("illegal order"));
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143 | } END_CASE;
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144 |
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145 | } END_CASE;
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146 |
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147 | BEGIN_CASE("getInstance","getInstance") {
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148 | BEGIN_CASE("1","çææã«ä¾å¤") {
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149 | BEGIN_CASE("1","getInstance()") {
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150 | throw_DummyType = true;
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151 | bool result = false;
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152 | try { Singleton<DummyType>::getInstance(); }
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153 | catch(...) { result = true; }
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154 |
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155 | TEST_CASE("1","ä¾å¤ã¯èµ·ãã",result);
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156 | TEST_CASE("2","ãã¹ãã©ã¯ã¿ãã§ã¼ã³ã«ã¯ä½ãã¤ãªãã£ã¦ããªã", SingletonBase::top == 0);
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157 | } END_CASE;
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158 |
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159 | SingletonBase::final_release();
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160 |
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161 | BEGIN_CASE("2","getInstance(nothrow)") {
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162 |
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163 | DummyType * dummy;
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164 | throw_DummyType = true;
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165 | bool result = true;
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166 | try { dummy = Singleton<DummyType>::getInstance(nothrow); }
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167 | catch(...) { result = false; }
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168 |
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169 | TEST_CASE("1","ä¾å¤ã¯èµ·ããªã",result);
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170 | TEST_CASE("2","NULLãè¿ã", dummy == 0);
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171 | TEST_CASE("3","ãã¹ãã©ã¯ã¿ãã§ã¼ã³ã«ã¯ä½ãã¤ãªãã£ã¦ããªã", SingletonBase::top == 0);
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172 | } END_CASE;
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173 | } END_CASE;
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174 | } END_CASE;
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175 |
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176 | top = old_top;
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177 | }
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178 |
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179 | #endif
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180 |
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181 |
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182 |
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