1 | #include "cpp/data_lang.h"
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2 |
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3 | #include <stdio.h>
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4 |
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5 | #include "_gen/core/value.asdl.h"
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6 | #include "data_lang/j8_libc.h" // for comparison
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7 | #include "data_lang/j8_test_lib.h"
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8 | #include "vendor/greatest.h"
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9 |
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10 | TEST PartIsUtf8_test() {
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11 | BigStr* s = StrFromC("hi");
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12 |
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13 | ASSERT(pyj8::PartIsUtf8(s, 0, 2));
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14 |
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15 | // empty string is trivially UTF-8
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16 | ASSERT(pyj8::PartIsUtf8(s, 0, 0));
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17 |
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18 | BigStr* binary = StrFromC("h\xff");
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19 | ASSERT(!pyj8::PartIsUtf8(binary, 0, len(binary)));
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20 |
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21 | // first byte is UTF-8
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22 | ASSERT(pyj8::PartIsUtf8(binary, 0, 1));
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23 | // second byte isn't
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24 | ASSERT(!pyj8::PartIsUtf8(binary, 1, 2));
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25 |
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26 | PASS();
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27 | }
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28 |
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29 | // TODO: remove duplication
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30 | #define LOSSY_JSON (1 << 3)
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31 |
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32 | TEST WriteString_test() {
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33 | auto buf = Alloc<mylib::BufWriter>();
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34 |
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35 | for (int i = 0; J8_TEST_CASES[i]; ++i) {
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36 | const char* s = J8_TEST_CASES[i];
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37 | BigStr* s2 = StrFromC(s);
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38 |
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39 | buf = Alloc<mylib::BufWriter>();
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40 | pyj8::WriteString(s2, LOSSY_JSON, buf);
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41 |
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42 | BigStr* result = buf->getvalue();
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43 | log("result = %s", result->data_);
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44 |
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45 | buf = Alloc<mylib::BufWriter>();
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46 | pyj8::WriteString(s2, 0, buf);
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47 |
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48 | result = buf->getvalue();
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49 | log("result = %s", result->data_);
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50 | }
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51 |
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52 | PASS();
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53 | }
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54 |
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55 | TEST compare_c_test() {
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56 | // Compare two implementations
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57 |
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58 | auto buf = Alloc<mylib::BufWriter>();
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59 |
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60 | for (int i = 0; J8_TEST_CASES[i]; ++i) {
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61 | const char* s = J8_TEST_CASES[i];
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62 | int input_len = strlen(s);
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63 | j8_buf_t in = {(unsigned char*)s, input_len};
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64 |
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65 | j8_buf_t c_result = {0};
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66 | J8EncodeString(in, &c_result, 0);
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67 |
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68 | printf("c_result %s\n", c_result.data);
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69 | printf("c_result.len %d\n", c_result.len);
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70 |
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71 | BigStr* s2 = StrFromC(s);
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72 |
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73 | buf = Alloc<mylib::BufWriter>();
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74 | pyj8::WriteString(s2, LOSSY_JSON, buf);
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75 |
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76 | BigStr* cpp_result = buf->getvalue();
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77 |
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78 | // Equal lengths
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79 | ASSERT_EQ_FMT(c_result.len, len(cpp_result), "%d");
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80 | // Equal contents
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81 | ASSERT(memcmp(c_result.data, cpp_result->data_, c_result.len) == 0);
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82 |
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83 | free(c_result.data);
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84 |
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85 | //
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86 | // Encode again with J8 fallback
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87 | //
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88 |
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89 | c_result = {0};
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90 | J8EncodeString(in, &c_result, 1);
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91 |
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92 | printf("c_result %s\n", c_result.data);
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93 | printf("c_result.len %d\n", c_result.len);
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94 |
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95 | buf = Alloc<mylib::BufWriter>();
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96 | pyj8::WriteString(s2, 0, buf);
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97 |
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98 | cpp_result = buf->getvalue();
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99 |
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100 | // Equal lengths
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101 | ASSERT_EQ_FMT(c_result.len, len(cpp_result), "%d");
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102 | // Equal contents
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103 | ASSERT(memcmp(c_result.data, cpp_result->data_, c_result.len) == 0);
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104 |
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105 | free(c_result.data);
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106 |
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107 | printf("\n");
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108 | }
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109 |
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110 | PASS();
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111 | }
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112 |
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113 | using value_asdl::value;
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114 | using value_asdl::value_t;
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115 |
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116 | TEST heap_id_test() {
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117 | value_t* val1 = Alloc<value::Str>(kEmptyString);
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118 | value_t* val2 = Alloc<value::Str>(kEmptyString);
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119 |
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120 | int id1 = j8::HeapValueId(val1);
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121 | int id2 = j8::HeapValueId(val2);
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122 |
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123 | log("id1 = %d, id2 = %d", id1, id2);
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124 | ASSERT(id1 != id2);
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125 |
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126 | PASS();
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127 | }
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128 |
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129 | TEST utf8_decode_one_test() {
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130 | #define ASSERT_DECODE(codepoint, bytes_read, string, start) \
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131 | do { \
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132 | Tuple2<int, int> result = fastfunc::Utf8DecodeOne((string), (start)); \
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133 | ASSERT_EQ(result.at0(), (codepoint)); \
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134 | ASSERT_EQ(result.at1(), (bytes_read)); \
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135 | } while (false)
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136 |
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137 | BigStr* s = StrFromC("h\xE2\xA1\x80\xC5\x81");
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138 | ASSERT_DECODE('h', 1, s, 0);
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139 | ASSERT_DECODE(0x2840, 3, s, 1);
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140 | ASSERT_DECODE(0x141, 2, s, 4);
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141 |
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142 | // UTF8_ERR_OVERLONG = 1
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143 | ASSERT_DECODE(-1, 2, StrFromC("\xC1\x81"), 0);
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144 |
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145 | // UTF8_ERR_SURROGATE = 2
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146 | ASSERT_DECODE(-2, 3, StrFromC("\xED\xBF\x80"), 0);
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147 |
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148 | // UTF8_ERR_TOO_LARGE = 3
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149 | ASSERT_DECODE(-3, 4, StrFromC("\xF4\xA0\x80\x80"), 0);
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150 |
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151 | // UTF8_ERR_BAD_ENCODING = 4
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152 | ASSERT_DECODE(-4, 2, StrFromC("\xC2\xFF"), 0);
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153 |
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154 | // UTF8_ERR_TRUNCATED_BYTES = 5
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155 | ASSERT_DECODE(-5, 1, StrFromC("\xC2"), 0);
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156 |
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157 | PASS();
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158 | #undef ASSERT_DECODE
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159 | }
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160 |
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161 | GREATEST_MAIN_DEFS();
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162 |
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163 | int main(int argc, char** argv) {
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164 | gHeap.Init();
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165 |
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166 | GREATEST_MAIN_BEGIN();
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167 |
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168 | RUN_TEST(PartIsUtf8_test);
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169 | RUN_TEST(WriteString_test);
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170 | RUN_TEST(compare_c_test);
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171 | RUN_TEST(heap_id_test);
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172 | RUN_TEST(utf8_decode_one_test);
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173 |
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174 | gHeap.CleanProcessExit();
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175 |
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176 | GREATEST_MAIN_END();
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177 | return 0;
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178 | }
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