1 | #include <containers/string.hfa> |
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2 | #include <string_sharectx.hfa> |
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3 | |
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4 | void assertWellFormedHandleList( int maxLen ) { // with(HeapArea) |
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5 | // HandleNode *n; |
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6 | // int limit1 = maxLen; |
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7 | // for ( n = Header.flink; (limit1-- > 0) && n != &Header; n = n->flink ) {} |
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8 | // assert (n == &Header); |
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9 | // int limit2 = maxLen; |
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10 | // for ( n = Header.blink; (limit2-- > 0) && n != &Header; n = n->blink ) {} |
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11 | // assert (n == &Header); |
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12 | // assert (limit1 == limit2); |
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13 | } |
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14 | |
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15 | // The given string is reachable. |
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16 | void assertOnHandleList( string & q ) { // with(HeapArea) |
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17 | // HandleNode *n; |
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18 | // for ( n = Header.flink; n != &Header; n = n->flink ) { |
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19 | // if ( n == & q.inner->Handle ) return; |
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20 | // } |
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21 | // assert( false ); |
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22 | } |
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23 | |
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24 | |
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25 | // Purpose: call each function in string.hfa, top to bottom |
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26 | |
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27 | int main () { |
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28 | |
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29 | #ifdef STRING_SHARING_OFF |
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30 | sout | "string sharing disabled"; |
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31 | string_sharectx c = { NO_SHARING }; |
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32 | #endif |
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33 | |
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34 | string s = "hello"; |
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35 | string s2 = "hello"; |
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36 | string s3 = "world"; |
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37 | string frag = "ell"; |
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38 | |
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39 | // IO operator, x2 |
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40 | sout | s | s | s; |
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41 | |
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42 | // Comparisons |
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43 | // all print "true false" |
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44 | sout | (s == s2) | (s == s3); |
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45 | sout | (s != s3) | (s != s2); |
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46 | sout | (s == "hello") | (s == "world"); |
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47 | sout | (s != "world") | (s != "hello"); |
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48 | sout | ( frag == s(1,4) ) | ( s3 == s(1,4) ); |
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49 | sout | ( s3 != s(1,4) ) | ( frag != s(1,4) ); |
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50 | sout | ( s2(1,4) == s(1,4) ) | ( s3(1,4) == s(1,4) ); |
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51 | sout | ( s3(1,4) != s(1,4) ) | ( s2(1,4) != s(1,4) ); |
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52 | sout | ( s(1,4) == frag ) | ( s(1,4) == s3 ); |
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53 | sout | ( s(1,4) != s3 ) | ( s(1,4) != frag ); |
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54 | sout | ( s(1,4) == "ell" ) | ( s(1,4) == "world" ); |
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55 | sout | ( s(1,4) != "world" ) | ( s(1,4) != "ell" ); |
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56 | |
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57 | |
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58 | assertWellFormedHandleList( 10 ); |
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59 | // |
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60 | // breadth Constructors |
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61 | // |
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62 | { |
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63 | string b1 = { "1234567", 3 }; |
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64 | sout | b1; // 123 |
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65 | |
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66 | string b2 = s; |
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67 | sout | b2; // hello |
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68 | |
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69 | // todo: a plain string & |
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70 | const string & s_ref = s; |
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71 | string b3 = s_ref; |
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72 | sout | b3; // hello |
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73 | |
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74 | & s_ref = & s3; |
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75 | b3 = s_ref; |
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76 | sout | b3; // world |
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77 | |
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78 | const string & s_constref = s; |
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79 | string b4 = s_constref; |
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80 | sout | b4; // hello |
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81 | |
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82 | & s_constref = & s3; |
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83 | b4 = s_constref; |
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84 | sout | b4; // world |
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85 | } |
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86 | assertWellFormedHandleList( 10 ); |
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87 | |
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88 | sout | size(s); // 5 |
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89 | |
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90 | // |
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91 | // concatenation/append |
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92 | // |
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93 | |
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94 | string sx = s + s3; |
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95 | assertWellFormedHandleList( 10 ); |
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96 | sout | sx; // helloworld |
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97 | assertWellFormedHandleList( 10 ); |
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98 | sx = "xx"; |
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99 | assertWellFormedHandleList( 10 ); |
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100 | sx = s + s3; |
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101 | assertWellFormedHandleList( 10 ); |
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102 | sout | sx; // helloworld |
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103 | assertWellFormedHandleList( 10 ); |
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104 | |
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105 | sx += '!'; |
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106 | sout | sx; // helloworld! |
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107 | sx = s + '!'; |
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108 | sout | sx; // hello! |
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109 | |
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110 | sx = s; |
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111 | sx += s; |
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112 | sout | sx; // hellohello |
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113 | assertWellFormedHandleList( 10 ); |
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114 | sx += ", friend"; |
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115 | sout | sx; // hellohello, friend |
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116 | |
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117 | sx = s + ", friend"; |
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118 | sout | sx; // hello, friend |
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119 | |
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120 | sx = "bye, " + "friend"; |
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121 | sout | sx; // bye, friend |
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122 | |
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123 | // |
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124 | // repetition |
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125 | // |
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126 | sx = s * 3; |
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127 | sout | sx; // hellohellohello |
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128 | |
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129 | sx = 'Q' * (size_t)3; |
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130 | sout | sx; // QQQ |
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131 | |
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132 | sx = "asdf" * 3; |
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133 | sout | sx; // asdfasdfasdf |
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134 | |
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135 | // |
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136 | // slicing |
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137 | // |
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138 | |
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139 | //... |
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140 | |
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141 | // |
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142 | // character access |
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143 | // |
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144 | |
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145 | char c = s[1]; |
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146 | sout | c; // e |
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147 | |
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148 | s[3] = "p!!!"; |
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149 | sout | s; // help!!!o |
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150 | |
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151 | s[7] = '!'; |
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152 | sout | s; // help!!!! |
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153 | |
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154 | s[7] = ""; |
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155 | sout | s; // help!!! |
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156 | |
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157 | sout | s[3]; // p |
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158 | |
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159 | // |
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160 | // search |
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161 | // |
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162 | |
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163 | s += '?'; // already tested |
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164 | sout | contains( s, 'h' ) | contains( s, '?' ) | contains( s, 'o' ); // true true false |
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165 | |
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166 | sout |
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167 | | find( s, 'h' ) // 0 |
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168 | | find( s, '!' ) // 4 |
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169 | | find( s, '?' ) // 7 |
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170 | | find( s, 'o' ); // 8, not found |
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171 | |
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172 | string alphabet = "abcdefghijklmnopqrstuvwxyz"; |
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173 | |
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174 | sout |
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175 | | find( alphabet, "" ) // 0 |
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176 | | find( alphabet, "a" ) // 0 |
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177 | | find( alphabet, "z" ) // 25 |
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178 | | find( alphabet, "abc" ) // 0 |
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179 | | find( alphabet, "abq" ) // 26, not found |
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180 | | find( alphabet, "def"); // 3 |
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181 | |
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182 | sout |
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183 | | includes( alphabet, "" ) // true |
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184 | | includes( alphabet, "a" ) // true |
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185 | | includes( alphabet, "z" ) // true |
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186 | | includes( alphabet, "abc" ) // true |
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187 | | includes( alphabet, "abq" ) // false |
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188 | | includes( alphabet, "def"); // true |
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189 | |
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190 | { |
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191 | char *empty_c = ""; |
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192 | char *a_c = "a"; |
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193 | char *z_c = "z"; |
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194 | char *dex_c = "dex"; |
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195 | |
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196 | sout |
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197 | | find( alphabet, empty_c ) // 0 |
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198 | | find( alphabet, a_c ) // 0 |
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199 | | find( alphabet, dex_c ) // 26, not found |
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200 | | find( alphabet, dex_c, 2 ); // 3 |
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201 | |
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202 | sout |
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203 | | includes( alphabet, empty_c ) // true |
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204 | | includes( alphabet, a_c ) // true |
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205 | | includes( alphabet, dex_c ) // false |
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206 | | includes( alphabet, dex_c, 2 ); // true |
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207 | |
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208 | sout |
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209 | | startsWith( alphabet, a_c) // true |
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210 | | endsWith ( alphabet, a_c) // false |
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211 | | startsWith( alphabet, z_c) // false |
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212 | | endsWith ( alphabet, z_c); // true |
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213 | |
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214 | string empty = empty_c; |
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215 | string a = a_c; |
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216 | string z = z_c; |
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217 | string dex = dex_c; |
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218 | |
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219 | sout |
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220 | | find( alphabet, empty ) // 0 |
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221 | | find( alphabet, a ) // 0 |
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222 | | find( alphabet, dex ) // 26, not found |
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223 | | find( alphabet, dex(0,2) ); // 3 |
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224 | |
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225 | sout |
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226 | | includes( alphabet, empty ) // true |
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227 | | includes( alphabet, a ) // true |
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228 | | includes( alphabet, dex ) // false |
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229 | | includes( alphabet, dex(0,2) ); // true |
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230 | |
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231 | sout |
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232 | | startsWith( alphabet, a) // true |
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233 | | endsWith ( alphabet, a) // false |
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234 | | startsWith( alphabet, z) // false |
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235 | | endsWith ( alphabet, z); // true |
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236 | } |
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237 | |
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238 | sout |
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239 | | find( alphabet , "def") // 3 |
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240 | | find( alphabet( 0, 26), "def") // 3 |
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241 | | find( alphabet( 2, 26), "def") // 1 |
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242 | | find( alphabet( 3, 26), "def") // 0 |
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243 | | find( alphabet( 4, 26), "def") // 22, not found |
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244 | | find( alphabet( 4, 26), "ef") // 0 |
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245 | | find( alphabet( 0, 6), "def") // 3 |
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246 | | find( alphabet( 0, 5), "def") // 5, not found |
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247 | | find( alphabet( 0, 5), "de" ); // 3 |
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248 | |
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249 | sout |
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250 | | includes( alphabet , "def") // true |
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251 | | includes( alphabet( 0, 26), "def") // true |
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252 | | includes( alphabet( 2, 26), "def") // true |
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253 | | includes( alphabet( 3, 26), "def") // true |
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254 | | includes( alphabet( 4, 26), "def") // false |
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255 | | includes( alphabet( 4, 26), "ef") // true |
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256 | | includes( alphabet( 0, 6), "def") // true |
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257 | | includes( alphabet( 0, 5), "def") // false |
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258 | | includes( alphabet( 0, 5), "de" ); // true |
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259 | |
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260 | sout |
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261 | | startsWith( alphabet , "abc") // true |
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262 | | startsWith( alphabet( 0, 26), "abc") // true |
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263 | | startsWith( alphabet( 1, 26), "abc") // false |
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264 | | startsWith( alphabet( 1, 26), "bc") // true |
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265 | | startsWith( alphabet( 0, 26), "abc") // true |
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266 | | startsWith( alphabet( 0, 4), "abc") // true |
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267 | | startsWith( alphabet( 0, 3), "abc") // true |
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268 | | startsWith( alphabet( 0, 3), "ab" ) // true |
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269 | | startsWith( alphabet , "xyz"); // false |
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270 | |
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271 | sout |
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272 | | endsWith( alphabet , "xyz") // true |
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273 | | endsWith( alphabet , "xyzz") // false |
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274 | | endsWith( alphabet( 0, 26), "xyz") // true |
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275 | | endsWith( alphabet( 0, 25), "xyz") // false |
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276 | | endsWith( alphabet( 0, 25), "xy" ) // true |
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277 | | endsWith( alphabet( 0, 26), "xyz") // true |
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278 | | endsWith( alphabet(23, 26), "xyz") // true |
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279 | | endsWith( alphabet(24, 26), "xyz") // false |
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280 | | endsWith( alphabet(24, 26), "yz") // true |
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281 | | endsWith( alphabet , "abc"); // false |
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282 | |
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283 | charclass cc_cba = {"cba"}; |
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284 | charclass cc_onml = {"onml"}; |
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285 | charclass cc_alphabet = {alphabet}; |
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286 | |
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287 | // include (rest of the) numbers: tell me where the numbers stop |
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288 | // exclude (until) numbers: tell me where the numbers start (include rest of the non-numbers) |
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289 | |
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290 | sout |
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291 | | include( alphabet, cc_cba ) // 3 |
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292 | | exclude( alphabet, cc_cba ) // 0 |
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293 | | include( alphabet, cc_onml ) // 0 |
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294 | | exclude( alphabet, cc_onml ) // 11 |
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295 | | include( alphabet, cc_alphabet ) // 26 |
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296 | | exclude( alphabet, cc_alphabet ); // 0 |
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297 | } |
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298 | |
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