diff options
Diffstat (limited to 'genqrcode/tests/test_mqrspec.c')
| -rw-r--r-- | genqrcode/tests/test_mqrspec.c | 181 |
1 files changed, 181 insertions, 0 deletions
diff --git a/genqrcode/tests/test_mqrspec.c b/genqrcode/tests/test_mqrspec.c new file mode 100644 index 0000000000..3a4b18950b --- /dev/null +++ b/genqrcode/tests/test_mqrspec.c @@ -0,0 +1,181 @@ +#include <stdio.h> +#include <string.h> +#include "common.h" +#include "../mqrspec.h" + +static unsigned char v4frame[] = { + 0xc1,0xc1,0xc1,0xc1,0xc1,0xc1,0xc1,0xc0,0x91,0x90,0x91,0x90,0x91,0x90,0x91,0x90,0x91, + 0xc1,0xc0,0xc0,0xc0,0xc0,0xc0,0xc1,0xc0,0x84,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, + 0xc1,0xc0,0xc1,0xc1,0xc1,0xc0,0xc1,0xc0,0x84,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, + 0xc1,0xc0,0xc1,0xc1,0xc1,0xc0,0xc1,0xc0,0x84,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, + 0xc1,0xc0,0xc1,0xc1,0xc1,0xc0,0xc1,0xc0,0x84,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, + 0xc1,0xc0,0xc0,0xc0,0xc0,0xc0,0xc1,0xc0,0x84,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, + 0xc1,0xc1,0xc1,0xc1,0xc1,0xc1,0xc1,0xc0,0x84,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, + 0xc0,0xc0,0xc0,0xc0,0xc0,0xc0,0xc0,0xc0,0x84,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, + 0x91,0x84,0x84,0x84,0x84,0x84,0x84,0x84,0x84,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, + 0x90,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, + 0x91,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, + 0x90,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, + 0x91,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, + 0x90,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, + 0x91,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, + 0x90,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, + 0x91,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 +}; + +static void test_newFrame(void) +{ + int width, i, y; + unsigned char *frame; + + testStart("Test empty frames"); + for(i=1; i<MQRSPEC_VERSION_MAX; i++) { + frame = MQRspec_newFrame(i); + width = MQRspec_getWidth(i); + for(y=0; y<width; y++) { + assert_zero(memcmp(&frame[y * width], &v4frame[y * MQRSPEC_WIDTH_MAX], width), "Mismatch found in version %d, line %d.\n", i, y); + } + free(frame); + } + testFinish(); +} + +static void test_newframe_invalid(void) +{ + unsigned char *frame; + + testStart("Checking MQRspec_newFrame with invalid version."); + frame = MQRspec_newFrame(0); + assert_null(frame, "MQRspec_newFrame(0) returns non-NULL."); + frame = MQRspec_newFrame(MQRSPEC_VERSION_MAX+1); + assert_null(frame, "MQRspec_newFrame(0) returns non-NULL."); + testFinish(); +} + +/* See Table 10 (pp.115) of Appendix 1, JIS X0510:2004 */ +static unsigned int calcFormatInfo(int type, int mask) +{ + unsigned int data, ecc, b, code; + int i, c; + + data = (type << 12) | (mask << 10); + ecc = data; + b = 1 << 14; + for(i=0; b != 0; i++) { + if(ecc & b) break; + b = b >> 1; + } + c = 4 - i; + code = 0x537 << c ; //10100110111 + b = 1 << (10 + c); + for(i=0; i<=c; i++) { + if(b & ecc) { + ecc ^= code; + } + code = code >> 1; + b = b >> 1; + } + + return (data | ecc) ^ 0x4445; +} + +/* See Table 10 of Appendix 1. (pp.115) */ +static const int typeTable[4][3] = { + { 0, -1, -1}, + { 1, 2, -1}, + { 3, 4, -1}, + { 5, 6, 7} +}; + +static void test_format(void) +{ + unsigned int format; + int version, l, mask; + int type; + int err = 0; + + testStart("Format info test"); + for(version=1; version<=MQRSPEC_VERSION_MAX; version++) { + for(l=QR_ECLEVEL_L; l<=QR_ECLEVEL_Q; l++) { + for(mask=0; mask<4; mask++) { + format = MQRspec_getFormatInfo(mask, version, (QRecLevel)l); + type = typeTable[version - 1][l]; + if(type == -1) { + if(format != 0) { + printf("Error in version %d, level %d, mask %d\n", + version, l, mask); + err++; + } + } else { + if(format != calcFormatInfo(type, mask)) { + printf("Error in version %d, level %d, mask %d\n", + version, l, mask); + err++; + } + } + } + } + } + testEnd(err); +} + +static void print_format(void) +{ + unsigned int format; + int i, j; + + puts("\nPrinting hex strings of format information."); + for(i=0; i<4; i++) { + for(j=0; j<8; j++) { + format = calcFormatInfo(j, i); + printf("0x%04x, ", format); + } + printf("\n"); + } +} + +/** + * See Table 7 of Appendix 1. + */ +static int datalen[4][3] = { + { 20, 0, 0}, + { 40, 32, 0}, + { 84, 68, 0}, + {128, 112, 80}, +}; + +static void test_dataLength(void) +{ + int v, l; + int bits; + int err = 0; + + testStart("Test dataLength"); + for(v=0; v<4; v++) { + for(l=0; l<3; l++) { + bits = MQRspec_getDataLengthBit(v+1, (QRecLevel)l); + if(bits != datalen[v][l]) { + printf("Error in version %d, level %d.\n", v, l); + err++; + } + } + } + testEnd(err); +} + +int main(int argc, char **argv) +{ + int tests = 4; + testInit(tests); + test_newFrame(); + test_newframe_invalid(); + test_format(); + test_dataLength(); + testReport(tests); + + if(argc > 1) { + print_format(); + } + + return 0; +} |