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Add convenience API funcs ZBarcode_UTF8_To_ECI() and

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`ZBarcode_Dest_Len_ECI()`, primarily for ZXingC++ but also useful
  in general
This commit is contained in:
gitlost
2025-03-02 20:50:55 +00:00
parent 99f94b1027
commit d0465375bb
12 changed files with 647 additions and 167 deletions
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backend/tests/test_library.c
+111
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@@ -2177,6 +2177,116 @@ static void test_xdimdp_from_scale(const testCtx *const p_ctx) {
testFinish();
}
static void test_utf8_to_eci(const testCtx *const p_ctx) {
struct item {
int eci;
const char *data;
int length;
int ret_dest;
int expected_dest_length;
int ret;
const char *expected;
int expected_length;
};
/* s/\/\*[ 0-9]*\*\//\=printf("\/\*%3d*\/", line(".") - line("'<")): */
static const struct item data[] = {
/* 0*/ { 3, "1234", -1, 0, 4, 0, "1234", -1 },
/* 1*/ { 3, "1234", 0, 0, 4, 0, "1234", -1 }, /* Zero length allowed */
/* 2*/ { 3, "1234", -2, 0, 4, 0, "1234", -1 }, /* Negative length allowed */
/* 3*/ { 3, "", -1, 0, 0, 0, "", 0 }, /* Empty allowed */
/* 4*/ { 3, NULL, -1, ZINT_ERROR_INVALID_OPTION, 0, -1, "", -1 },
/* 5*/ { -1, "1234", -1, ZINT_ERROR_INVALID_OPTION, 0, -1, "", -1 },
/* 6*/ { 0, "1234", -1, 0, 4, 0, "1234", -1 },
/* 7*/ { 1, "1234", -1, 0, 4, 0, "1234", -1 },
/* 8*/ { 2, "1234", -1, 0, 4, 0, "1234", -1 },
/* 9*/ { 0, "1234é", -1, 0, 6, 0, "1234\202", 5 }, /* CP437 */
/* 10*/ { 1, "1234é", -1, 0, 6, 0, "1234\351", 5 }, /* Same as ISO/IEC 8859-1 */
/* 11*/ { 2, "1234é", -1, 0, 6, 0, "1234\202", 5 }, /* CP437 */
/* 12*/ { 3, "1234é", -1, 0, 6, 0, "1234\351", 5 },
/* 13*/ { 4, "1234˘", -1, 0, 6, 0, "1234\242", 5 }, /* ISO/IEC 8859-2 */
/* 14*/ { 5, "1234Ħ", -1, 0, 6, 0, "1234\241", 5 }, /* ISO/IEC 8859-3 */
/* 15*/ { 6, "1234ĸ", -1, 0, 6, 0, "1234\242", 5 }, /* ISO/IEC 8859-4 */
/* 16*/ { 7, "1234Ё", -1, 0, 6, 0, "1234\241", 5 }, /* ISO/IEC 8859-5 */
/* 17*/ { 8, "1234ء", -1, 0, 6, 0, "1234\301", 5 }, /* ISO/IEC 8859-6 */
/* 18*/ { 9, "1234π", -1, 0, 6, 0, "1234\360", 5 }, /* ISO/IEC 8859-7 */
/* 19*/ { 11, "1234ğ", -1, 0, 6, 0, "1234\360", 5 }, /* ISO/IEC 8859-9 */
/* 20*/ { 12, "1234Ŋ", -1, 0, 6, 0, "1234\257", 5 }, /* ISO/IEC 8859-10 */
/* 21*/ { 13, "1234๐", -1, 0, 7, 0, "1234\360", 5 }, /* ISO/IEC 8859-11 */
/* 22*/ { 14, "1234", -1, ZINT_ERROR_INVALID_OPTION, 0, -1, "", -1 },
/* 23*/ { 15, "1234š", -1, 0, 6, 0, "1234\360", 5 }, /* ISO/IEC 8859-13 */
/* 24*/ { 16, "1234ŵ", -1, 0, 6, 0, "1234\360", 5 }, /* ISO/IEC 8859-14 */
/* 25*/ { 17, "1234œ", -1, 0, 6, 0, "1234\275", 5 }, /* ISO/IEC 8859-15 */
/* 26*/ { 18, "1234Ł", -1, 0, 6, 0, "1234\243", 5 }, /* ISO/IEC 8859-16 */
/* 27*/ { 19, "1234", -1, ZINT_ERROR_INVALID_OPTION, 0, -1, "", -1 },
/* 28*/ { 20, "1234点", -1, 0, 7, 0, "1234\223\137", 6 }, /* Shift JIS */
/* 29*/ { 20, "1234¥", -1, 0, 6, 0, "1234\\", 5 }, /* Shift JIS - Yen sign -> backslash */
/* 30*/ { 20, "1234~", -1, 0, 5, ZINT_ERROR_INVALID_DATA, "", -1 }, /* Shift JIS - no mapping for tilde */
/* 31*/ { 20, "1234\\", -1, 0, 6, 0, "1234\201\137", -1 }, /* Shift JIS - backslash -> full-width reverse solidus */
/* 32*/ { 21, "1234Ą", -1, 0, 6, 0, "1234\245", 5 }, /* Windows-1250 */
/* 33*/ { 22, "1234ѓ", -1, 0, 6, 0, "1234\203", 5 }, /* Windows-1251 */
/* 34*/ { 23, "1234ƒ", -1, 0, 6, 0, "1234\203", 5 }, /* Windows-1252 */
/* 35*/ { 24, "1234پ", -1, 0, 6, 0, "1234\201", 5 }, /* Windows-1256 */
/* 36*/ { 25, "1234é", -1, 0, 10, 0, "\0001\0002\0003\0004\000\351", 10 }, /* UTF-16BE */
/* 37*/ { 26, "1234é", -1, 0, 6, 0, "1234é", 6 }, /* UTF-8 */
/* 38*/ { 27, "1234é", -1, 0, 6, ZINT_ERROR_INVALID_DATA, "", -1 }, /* ASCII */
/* 39*/ { 27, "1234", -1, 0, 4, 0, "1234", -1 }, /* ASCII */
/* 40*/ { 28, "1234＿", -1, 0, 7, 0, "1234\241\304", 6 }, /* Big5 */
/* 41*/ { 29, "1234崂", -1, 0, 7, 0, "1234\341\300", 6 }, /* GB 2312 */
/* 42*/ { 30, "1234가", -1, 0, 7, 0, "1234\260\241", 6 }, /* EUC-KR */
/* 43*/ { 31, "1234郎", -1, 0, 7, 0, "1234\375\234", 6 }, /* GBK */
/* 44*/ { 32, "1234崂", -1, 0, 14, 0, "1234\341\300", 6 }, /* GB 18030 */
/* 45*/ { 33, "1234é", -1, 0, 10, 0, "1\0002\0003\0004\000\351\000", 10 }, /* UTF-16LE */
/* 46*/ { 34, "1234é", -1, 0, 20, 0, "\000\000\0001\000\000\0002\000\000\0003\000\000\0004\000\000\000\351", 20 }, /* UTF-16BE */
/* 47*/ { 35, "1234é", -1, 0, 20, 0, "1\000\000\0002\000\000\0003\000\000\0004\000\000\000\351\000\000\000", 20 }, /* UTF-16LE */
/* 48*/ { 170, "1234", -1, 0, 4, 0, "1234", 4 }, /* ISO 646 Invariant */
/* 49*/ { 170, "1234#", -1, 0, 5, ZINT_ERROR_INVALID_DATA, "", -1 }, /* ISO 646 Invariant */
/* 50*/ { 899, "1234\000\127\302\200ÿ", 10, 0, 10, 0, "1234\000\127\200\377", 8 }, /* Binary */
};
const int data_size = ARRAY_SIZE(data);
int i, length, ret;
int expected_length;
testStart("test_utf8_to_eci");
for (i = 0; i < data_size; i++) {
int ret_dest;
unsigned char dest[1024];
int dest_length;
if (testContinue(p_ctx, i)) continue;
length = data[i].length == -1 && data[i].data ? (int) strlen(data[i].data) : data[i].length;
ret_dest = ZBarcode_Dest_Len_ECI(data[i].eci, TCU(data[i].data), length, &dest_length);
assert_equal(ret_dest, data[i].ret_dest, "i:%d ZBarcode_Dest_Len_ECI(%d, %s) ret_dest %d != %d\n",
i, data[i].eci, data[i].data, ret_dest, data[i].ret_dest);
if (ret_dest < ZINT_ERROR) {
assert_equal(dest_length, data[i].expected_dest_length,
"i:%d ZBarcode_Dest_Len_ECI dest_length %d != expected_dest_length %d\n",
i, dest_length, data[i].expected_dest_length);
expected_length = data[i].expected_length == -1 ? (int) strlen(data[i].expected) : data[i].expected_length;
ret = ZBarcode_UTF8_To_ECI(data[i].eci, TCU(data[i].data), length, dest, &dest_length);
assert_equal(ret, data[i].ret, "i:%d ZBarcode_UTF8_To_ECI(%d, %s) ret %d != %d\n",
i, data[i].eci, data[i].data, ret, data[i].ret);
if (ret < ZINT_ERROR) {
assert_equal(dest_length, expected_length,
"i:%d ZBarcode_UTF8_To_ECI dest_length %d != expected_length %d\n",
i, dest_length, expected_length);
#if 0
printf("dest_length %d\n", dest_length); debug_print_escape(TCU(dest), dest_length, NULL); printf("\n");
#endif
assert_zero(memcmp(dest, data[i].expected, expected_length), "i:%d memcmp(\"%s\", \"%s\", %d) != 0\n",
i, dest, data[i].expected, expected_length);
}
}
}
testFinish();
}
int main(int argc, char *argv[]) {
testFunction funcs[] = { /* name, func */
@@ -2205,6 +2315,7 @@ int main(int argc, char *argv[]) {
{ "test_reset", test_reset },
{ "test_scale_from_xdimdp", test_scale_from_xdimdp },
{ "test_xdimdp_from_scale", test_xdimdp_from_scale },
{ "test_utf8_to_eci", test_utf8_to_eci },
};
testRun(argc, argv, funcs, ARRAY_SIZE(funcs));