1/***********************************************************************************
2  TestClass.h
3
4 * Copyright (c) 1997-1998
5 * Mark of the Unicorn, Inc.
6 *
7 * Permission to use, copy, modify, distribute and sell this software
8 * and its documentation for any purpose is hereby granted without fee,
9 * provided that the above copyright notice appear in all copies and
10 * that both that copyright notice and this permission notice appear
11 * in supporting documentation.  Mark of the Unicorn makes no
12 * representations about the suitability of this software for any
13 * purpose.  It is provided "as is" without express or implied warranty.
14
15    SUMMARY: TestClass simulates a class that uses resources. It is designed to
16      cause exceptions when it is constructed or copied.
17
18***********************************************************************************/
19#ifndef INCLUDED_MOTU_TestClass
20#define INCLUDED_MOTU_TestClass 1
21
22# include "Prefix.h"
23
24#  include <functional>
25#  include <utility>
26#  include <climits>
27
28#include <iosfwd>
29#include "random_number.h"
30#include "nc_alloc.h"
31
32class TestClass
33{
34public:
35    inline TestClass();
36    inline TestClass( int value );
37    inline TestClass( const TestClass& rhs );
38    inline ~TestClass();
39
40    inline TestClass& operator=( const TestClass& rhs );
41    inline int value() const;
42
43    inline TestClass operator!() const;
44
45    bool operator==( const TestClass& rhs ) const
46    {
47      return value() == rhs.value();
48    }
49
50    bool operator<( const TestClass& rhs ) const {
51      return value() < rhs.value();
52    }
53
54protected:
55    static inline unsigned int get_random(unsigned range = UINT_MAX);
56private:
57  inline void Init( int value );
58
59#if TESTCLASS_DEEP_DATA
60    int *p;
61#else
62  int v;
63#endif
64};
65
66#if defined( __MWERKS__ ) && __MWERKS__ <= 0x3000 && !__SGI_STL
67# if defined( __MSL__ ) && __MSL__ < 0x2406
68#  include <iterator.h>
69__MSL_FIX_ITERATORS__(TestClass);
70__MSL_FIX_ITERATORS__(const TestClass);
71typedef EH_STD::pair<const TestClass, TestClass> pair_testclass_testclass;
72__MSL_FIX_ITERATORS__( pair_testclass_testclass );
73__MSL_FIX_ITERATORS__( const pair_testclass_testclass );
74# endif
75#endif
76
77inline void TestClass::Init( int value )
78{
79#if TESTCLASS_DEEP_DATA
80  p = new int( value );
81#else
82  simulate_constructor();
83  v = value;
84#endif
85}
86
87inline TestClass::TestClass()
88{
89  Init( int(get_random()) );
90}
91
92inline TestClass::TestClass( int value )
93{
94  Init( value );
95}
96
97inline TestClass::TestClass( const TestClass& rhs )
98{
99  Init( rhs.value() );
100}
101
102inline TestClass::~TestClass()
103{
104#if TESTCLASS_DEEP_DATA
105  delete p;
106#else
107  simulate_destructor();
108#endif
109}
110
111inline TestClass& TestClass::operator=( const TestClass& rhs )
112{
113#if TESTCLASS_DEEP_DATA
114  int *newP = new int( rhs.value() );
115  delete p;
116  p = newP;
117#else
118  simulate_possible_failure();
119    v = rhs.value();
120#endif
121    return *this;
122}
123
124inline int TestClass::value() const
125{
126#if TESTCLASS_DEEP_DATA
127  return *p;
128#else
129  return v;
130#endif
131}
132
133inline TestClass TestClass::operator!() const
134{
135    return TestClass( value()+1 );
136}
137
138inline bool operator>( const TestClass& lhs, const TestClass& rhs ) {
139    return rhs < lhs;
140}
141
142inline bool operator>=( const TestClass& lhs, const TestClass& rhs ) {
143    return !(lhs < rhs);
144}
145
146inline bool operator<=( const TestClass& lhs, const TestClass& rhs ) {
147    return !(rhs < lhs);
148}
149
150inline bool operator != ( const TestClass& lhs, const TestClass& rhs ) {
151    return lhs.value() != rhs.value();
152}
153
154inline unsigned int TestClass::get_random( unsigned range )
155{
156    return random_number( range );
157}
158
159extern std::ostream& operator << ( std::ostream& s, const TestClass&);
160
161#endif // INCLUDED_MOTU_TestClass
162