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test_qrinput.c

#include <stdio.h>
#include <string.h>
#include <errno.h>
#include "common.h"
#include "../qrinput.h"
#include "../qrencode_inner.h"
#include "../split.h"

void test_encodeKanji(void)
{
      QRinput *stream;
      unsigned char str[4]= {0x93, 0x5f,0xe4, 0xaa};
      unsigned char *buf;
      char correct[] = "10000000001001101100111111101010101010";
      BitStream *bstream;

      testStart("Encoding kanji stream.");
      buf = (unsigned char *)malloc(4);
      memcpy(buf, str, 4);
      stream = QRinput_new();
      QRinput_append(stream, QR_MODE_KANJI, 4, buf);
      bstream = QRinput_mergeBitStream(stream);
      testEnd(cmpBin(correct, bstream));
      QRinput_free(stream);
      BitStream_free(bstream);
      free(buf);
}

void test_encode8(void)
{
      QRinput *stream;
      char str[] = "AC-42";
      char correct[] = "0100000001010100000101000011001011010011010000110010";
      BitStream *bstream;

      testStart("Encoding 8bit stream.");
      stream = QRinput_new();
      QRinput_append(stream, QR_MODE_8, 5, (unsigned char *)str);
      bstream = QRinput_mergeBitStream(stream);
      testEnd(cmpBin(correct, bstream));
      QRinput_free(stream);
      BitStream_free(bstream);
}

void test_encode8_versionup(void)
{
      QRinput *stream;
      BitStream *bstream;
      char *str;
      int version;

      testStart("Encoding 8bit stream. (auto-version up test)");
      str = (char *)malloc(2900);
      memset(str, 0xff, 2900);
      stream = QRinput_new();
      QRinput_append(stream, QR_MODE_8, 2900, (unsigned char *)str);
      bstream = QRinput_mergeBitStream(stream);
      version = QRinput_getVersion(stream);
      assert_equal(version, 40, "Version is %d (40 expected).\n", version);
      testFinish();
      QRinput_free(stream);
      BitStream_free(bstream);
      free(str);
}

void test_encodeAn(void)
{
      QRinput *stream;
      char str[] = "AC-42";
      char correct[] = "00100000001010011100111011100111001000010";
      BitStream *bstream;

      testStart("Encoding alphabet-numeric stream.");
      stream = QRinput_new();
      QRinput_append(stream, QR_MODE_AN, 5, (unsigned char *)str);
      bstream = QRinput_mergeBitStream(stream);
      testEnd(cmpBin(correct, bstream));
      QRinput_free(stream);
      BitStream_free(bstream);
}

void test_encodeAn2(void)
{
      QRinput *stream;
      char str[] = "!,;$%";
      int ret;

      testStart("Encoding INVALID alphabet-numeric stream.");
      stream = QRinput_new();
      ret = QRinput_append(stream, QR_MODE_AN, 5, (unsigned char *)str);
      testEnd(!ret);
      QRinput_free(stream);
}

void test_encodeNumeric(void)
{
      QRinput *stream;
      char num[9] = "01234567";
      char correct[] = "00010000001000000000110001010110011000011";
      BitStream *bstream;

      testStart("Encoding numeric stream. (8 digits)");
      stream = QRinput_new();
      QRinput_append(stream, QR_MODE_NUM, 8, (unsigned char *)num);
      bstream = QRinput_mergeBitStream(stream);
      testEnd(cmpBin(correct, bstream));
      QRinput_free(stream);
      BitStream_free(bstream);
}

void test_encodeNumeric_versionup(void)
{
      QRinput *stream;
      BitStream *bstream;
      char *str;
      int version;

      testStart("Encoding numeric stream. (auto-version up test)");
      str = (char *)malloc(1050);
      memset(str, '1', 1050);
      stream = QRinput_new2(0, QR_ECLEVEL_L);
      QRinput_append(stream, QR_MODE_NUM, 1050, (unsigned char *)str);
      bstream = QRinput_mergeBitStream(stream);
      version = QRinput_getVersion(stream);
      assert_equal(version, 14, "Version is %d (14 expected).", version);
      testFinish();
      QRinput_free(stream);
      BitStream_free(bstream);
      free(str);
}

void test_encodeNumericPadded(void)
{
      QRinput *stream;
      char num[9] = "01234567";
      char *correct;
      char *correctHead = "000100000010000000001100010101100110000110000000";
      BitStream *bstream;
      int flag, i;

      testStart("Encoding numeric stream. (8 digits)(padded)");
      stream = QRinput_new();
      QRinput_append(stream, QR_MODE_NUM, 8, (unsigned char *)num);
      bstream = QRinput_getBitStream(stream);
      correct = (char *)malloc(19 * 8 + 1);
      correct[0] = '\0';
      strcat(correct, correctHead);
      for(i=0; i<13; i++) {
            strcat(correct, (i&1)?"00010001":"11101100");
      }
      flag = cmpBin(correct, bstream);
      testEnd(flag);

      free(correct);
      QRinput_free(stream);
      BitStream_free(bstream);
}

void test_encodeNumericPadded2(void)
{
      QRinput *stream;
      char num[8] = "0123456";
      char *correct;
      char *correctHead = "000100000001110000001100010101100101100000000000";
      BitStream *bstream;
      int flag, i;

      testStart("Encoding numeric stream. (7 digits)(padded)");
      stream = QRinput_new();
      QRinput_append(stream, QR_MODE_NUM, 7, (unsigned char *)num);
      bstream = QRinput_getBitStream(stream);
      correct = (char *)malloc(19 * 8 + 1);
      correct[0] = '\0';
      strcat(correct, correctHead);
      for(i=0; i<13; i++) {
            strcat(correct, (i&1)?"00010001":"11101100");
      }
      flag = cmpBin(correct, bstream);
      testEnd(flag);

      free(correct);
      QRinput_free(stream);
      BitStream_free(bstream);
}

void test_padding(void)
{
      QRinput *input;
      BitStream *bstream;
      int i, size;
      char data[] = "0123456789ABCDeFG";
      unsigned char c;

      testStart("Padding bit check. (less than 5 bits)");
      input = QRinput_new2(0, QR_ECLEVEL_L);
      QRinput_append(input, QR_MODE_8, 17, (unsigned char *)data);
      bstream = QRinput_getBitStream(input);
      size = BitStream_size(bstream);
      assert_equal(size, 152, "# of bit is incorrect (%d != 152).\n", size);
      c = 0;
      for(i=0; i<4; i++) {
            c += bstream->data[size - i - 1];
      }
      assert_zero(c, "Padding bits are not zero.");
      testFinish();

      QRinput_free(input);
      BitStream_free(bstream);
}

void test_padding2(void)
{
      QRinput *input;
      BitStream *bstream;
      int i, size, ret;
      char data[] = "0123456789ABCDeF";
      char correct[153];
      unsigned char c;

      testStart("Padding bit check. (1 or 2 padding bytes)");

      /* 16 byte data (4 bit terminator and 1 byte padding) */
      memset(correct, 0, 153);
      memcpy(correct, "010000010000", 12);
      for(size=0; size<16; size++) {
            c = 0x80;
            for(i=0; i<8; i++) {
                  correct[size * 8 + i + 12] = (data[size]&c)?'1':'0';
                  c = c >> 1;
            }
      }
      memcpy(correct + 140, "000011101100", 12);

      input = QRinput_new2(1, QR_ECLEVEL_L);
      QRinput_append(input, QR_MODE_8, 16, (unsigned char *)data);
      bstream = QRinput_getBitStream(input);
      size = BitStream_size(bstream);
      assert_equal(size, 152, "16byte: # of bit is incorrect (%d != 152).\n", size);
      ret = ncmpBin(correct, bstream, 152);
      assert_zero(ret, "Padding bits incorrect.\n");

      QRinput_free(input);
      BitStream_free(bstream);

      /* 15 byte data (4 bit terminator and 2 byte paddings) */

      memcpy(correct, "010000001111", 12);
      memcpy(correct + 132, "00001110110000010001", 20);

      input = QRinput_new2(1, QR_ECLEVEL_L);
      QRinput_append(input, QR_MODE_8, 15, (unsigned char *)data);
      bstream = QRinput_getBitStream(input);
      size = BitStream_size(bstream);
      assert_equal(size, 152, "15byte: # of bit is incorrect (%d != 152).\n", size);
      ret = ncmpBin(correct, bstream, 152);
      assert_zero(ret, "Padding bits incorrect.\n");

      testFinish();

      QRinput_free(input);
      BitStream_free(bstream);
}

void test_encodeNumeric2(void)
{
      QRinput *stream;
      char num[] = "0123456789012345";
      char correct[] = "00010000010000000000110001010110011010100110111000010100111010100101";
      BitStream *bstream;

      testStart("Encoding numeric stream. (16 digits)");
      stream = QRinput_new();
      QRinput_append(stream, QR_MODE_NUM, 16, (unsigned char *)num);
      bstream = QRinput_mergeBitStream(stream);
      testEnd(cmpBin(correct, bstream));
      QRinput_free(stream);
      BitStream_free(bstream);
}

void test_encodeNumeric3(void)
{
      QRinput *stream;
      char num[9] = "0123456";
      char correct[] = "0001""0000000111""0000001100""0101011001""0110";
      BitStream *bstream;

      testStart("Encoding numeric stream. (7 digits)");
      stream = QRinput_new();
      QRinput_append(stream, QR_MODE_NUM, 7, (unsigned char *)num);
      bstream = QRinput_mergeBitStream(stream);
      testEnd(cmpBin(correct, bstream));
      QRinput_free(stream);
      BitStream_free(bstream);
}

void test_encodeTooLong(void)
{
      QRinput *stream;
      unsigned char *data;
      BitStream *bstream;

      data = (unsigned char *)malloc(4297);
      memset(data, 'A', 4297);

      testStart("Encoding long string. (4297 bytes of alphanumeric)");
      stream = QRinput_new();
      QRinput_append(stream, QR_MODE_AN, 4297, data);
      bstream = QRinput_mergeBitStream(stream);
      testEndExp(bstream == NULL);
      QRinput_free(stream);
      if(bstream != NULL) {
            BitStream_free(bstream);
      }
      free(data);
}

void test_encodeAnNum(void)
{
      QRinput *input;
      BitStream *bstream;

      testStart("Bit length check of alpha-numeric stream. (11 + 12)");
      input = QRinput_new();
      QRinput_append(input, QR_MODE_AN, 11, (unsigned char *)"ABCDEFGHIJK");
      QRinput_append(input, QR_MODE_NUM, 12, (unsigned char *)"123456789012");
      bstream = QRinput_mergeBitStream(input);
      testEndExp(BitStream_size(bstream) == 128);
      QRinput_free(input);
      BitStream_free(bstream);

      testStart("Bit length check of alphabet stream. (23)");
      input = QRinput_new();
      QRinput_append(input, QR_MODE_AN, 23, (unsigned char *)"ABCDEFGHIJK123456789012");
      bstream = QRinput_mergeBitStream(input);
      testEndExp(BitStream_size(bstream) == 140);
      QRinput_free(input);
      BitStream_free(bstream);
}

void test_struct_listop(void)
{
      QRinput_Struct *s;
      QRinput *inputs[5];
      QRinput_InputList *l;
      int i, ret;

      testStart("QRinput_Struct list operation test.");
      s = QRinput_Struct_new();
      QRinput_Struct_setParity(s, 10);
      assert_nonnull(s, "QRinput_Struct_new() failed.");
      assert_equal(s->parity, 10, "QRinput_Struct_setParity() failed.");

      for(i=0; i<5; i++) {
            inputs[i] = QRinput_new();
            QRinput_append(inputs[i], QR_MODE_AN, 5, (unsigned char *)"ABCDE");
            ret = QRinput_Struct_appendInput(s, inputs[i]);
      }
      assert_equal(ret, 5, "QRinput_Struct_appendInput() returns wrong num?");
      assert_equal(s->size, 5, "QRiput_Struct.size counts wrong number.");

      l = s->head;
      i = 0;
      while(l != NULL) {
            assert_equal(l->input, inputs[i], "QRinput_Struct input list order would be wrong?");
            l = l->next;
            i++;
      }

      QRinput_Struct_free(s);
      testFinish();
}

void test_insertStructuredAppendHeader(void)
{
      QRinput *stream;
      char correct[] = "0011000011111010010101000000000101000001";
      BitStream *bstream;
      int ret;

      testStart("Insert a structured-append header");
      stream = QRinput_new();
      QRinput_append(stream, QR_MODE_8, 1, (unsigned char *)"A");
      ret = QRinput_insertStructuredAppendHeader(stream, 16, 1, 0xa5);
      assert_zero(ret, "QRinput_insertStructuredAppendHeader() returns nonzero.\n");
      bstream = QRinput_mergeBitStream(stream);
      assert_nonnull(bstream->data, "Bstream->data is null.");
      assert_zero(cmpBin(correct, bstream), "bitstream is wrong.");
      testFinish();

      QRinput_free(stream);
      BitStream_free(bstream);
}

void test_insertStructuredAppendHeader_error(void)
{
      QRinput *stream;
      int ret;

      testStart("Insert a structured-append header (errors expected)");
      stream = QRinput_new();
      QRinput_append(stream, QR_MODE_8, 1, (unsigned char *)"A");
      ret = QRinput_insertStructuredAppendHeader(stream, 17, 1, 0xa5);
      assert_equal(-1, ret, "QRinput_insertStructuredAppendHeader() returns 0.");
      assert_equal(EINVAL, errno, "errno is not set correctly (%d returned).", errno);
      ret = QRinput_insertStructuredAppendHeader(stream, 16, 17, 0xa5);
      assert_equal(-1, ret, "QRinput_insertStructuredAppendHeader() returns 0.");
      assert_equal(EINVAL, errno, "errno is not set correctly (%d returned).", errno);
      ret = QRinput_insertStructuredAppendHeader(stream, 16, 0, 0xa5);
      assert_equal(-1, ret, "QRinput_insertStructuredAppendHeader() returns 0.");
      assert_equal(EINVAL, errno, "errno is not set correctly (%d returned).", errno);
      testFinish();

      QRinput_free(stream);
}

void test_struct_insertStructuredAppendHeaders(void)
{
      QRinput *input;
      QRinput_Struct *s;
      QRinput_InputList *p;
      int i;

      testStart("Insert structured-append headers to a QRinput_Struct.");
      s = QRinput_Struct_new();
      for(i=0; i<10; i++) {
            input = QRinput_new();
            QRinput_append(input, QR_MODE_8, 1, (unsigned char *)"A");
            QRinput_Struct_appendInput(s, input);
      }
      QRinput_Struct_insertStructuredAppendHeaders(s);
      p = s->head;
      i = 1;
      while(p != NULL) {
            assert_equal(p->input->head->mode, QR_MODE_STRUCTURE, "a structured-append header is not inserted.");
            assert_equal(p->input->head->data[0], 10, "size of the structured-header is wrong: #%d, %d should be %d\n", i, p->input->head->data[0], 10);
            assert_equal(p->input->head->data[1], i, "index of the structured-header is wrong: #%d, %d should be %d\n", i, p->input->head->data[1], i);
            assert_equal(p->input->head->data[2], 0, "parity of the structured-header is wrong: #%d\n", i);
            p = p->next;
            i++;
      }
      testFinish();
      QRinput_Struct_free(s);
}

static int check_lengthOfCode(QRencodeMode mode, char *data, int size, int version)
{
      QRinput *input;
      BitStream *b;
      int bits;
      int bytes;

      input = QRinput_new();
      QRinput_setVersion(input, version);
      QRinput_append(input, mode, size, (unsigned char *)data);
      b = QRinput_mergeBitStream(input);
      bits = BitStream_size(b);
      bytes = QRinput_lengthOfCode(mode, version, bits);
      QRinput_free(input);
      BitStream_free(b);

      return bytes;
}

void test_lengthOfCode_num(void)
{
      int i, bytes;
      char *data;

      data = (char *)malloc(8000);
      for(i=0; i<8000; i++) {
            data[i] = '0' + i % 10;
      }

      testStart("Checking length of code (numeric)");
      for(i=1; i<=9; i++) {
            bytes = check_lengthOfCode(QR_MODE_NUM, data, i, 1);
            assert_equal(i, bytes, "lengthOfCode failed. (QR_MODE_NUM, version:1, size:%d)\n", i);
      }
      for(i=1023; i<=1025; i++) {
            bytes = check_lengthOfCode(QR_MODE_NUM, data, i, 1);
            assert_equal(1023, bytes, "lengthOfCode failed. (QR_MODE_NUM, version:1, size:%d)\n", i);
      }
      testFinish();
      free(data);
}

void test_lengthOfCode_kanji(void)
{
      int i, bytes;
      unsigned char str[4]= {0x93, 0x5f,0xe4, 0xaa};

      testStart("Checking length of code (kanji)");
      for(i=2; i<=4; i+=2) {
            bytes = check_lengthOfCode(QR_MODE_KANJI, (char *)str, i, 1);
            assert_equal(i, bytes, "lengthOfCode failed. (QR_MODE_KANJI, version:1, size:%d)\n", i);
      }
      testFinish();
}

void test_struct_split_example(void)
{
      QRinput *input;
      QRinput_Struct *s;
      QRinput_InputList *e;
      QRinput_List *l;
      const char *str[4] = { "an example ", "of four Str", "uctured Appe", "nd symbols,"};
      int i;
      BitStream *bstream;

      testStart("Testing the example of structured-append symbols");
      s = QRinput_Struct_new();
      for(i=0; i<4; i++) {
            input = QRinput_new2(1, QR_ECLEVEL_M);
            QRinput_append(input, QR_MODE_8, strlen(str[i]), (unsigned char *)str[i]);
            QRinput_Struct_appendInput(s, input);
      }
      QRinput_Struct_insertStructuredAppendHeaders(s);
      e = s->head;
      i = 0;
      while(e != NULL) {
            bstream = QRinput_mergeBitStream(e->input);
            BitStream_free(bstream);
            l = e->input->head->next;
            assert_equal(l->mode, QR_MODE_8, "#%d: wrong mode (%d).\n", i, l->mode);
            assert_equal(e->input->level, QR_ECLEVEL_M, "#%d: wrong level (%d).\n", i, e->input->level);

            e = e->next;
            i++;
      }
      testFinish();
      QRinput_Struct_free(s);
}

void test_struct_split_tooLarge(void)
{
      QRinput *input;
      QRinput_Struct *s;
      char *str;
      int errsv;

      testStart("Testing structured-append symbols. (too large data)");
      str = (char *)malloc(128);
      memset(str, 'a', 128);
      input = QRinput_new2(1, QR_ECLEVEL_H);
      QRinput_append(input, QR_MODE_8, 128, (unsigned char *)str);
      s = QRinput_splitQRinputToStruct(input);
      errsv = errno;
      assert_null(s, "returns non-null.");
      assert_equal(errsv, ERANGE, "did not return ERANGE.");
      testFinish();
      if(s != NULL) QRinput_Struct_free(s);
      QRinput_free(input);
      free(str);
}

void test_struct_split_invalidVersion(void)
{
      QRinput *input;
      QRinput_Struct *s;
      char *str;
      int errsv;

      testStart("Testing structured-append symbols. (invalid version 0)");
      str = (char *)malloc(128);
      memset(str, 'a', 128);
      input = QRinput_new2(0, QR_ECLEVEL_H);
      QRinput_append(input, QR_MODE_8, 128, (unsigned char *)str);
      s = QRinput_splitQRinputToStruct(input);
      errsv = errno;
      assert_null(s, "returns non-null.");
      assert_equal(errsv, ERANGE, "did not return ERANGE.");
      testFinish();
      if(s != NULL) QRinput_Struct_free(s);
      QRinput_free(input);
      free(str);
}

void test_splitentry(void)
{
      QRinput *i1, *i2;
      QRinput_List *e;
      const char *str = "abcdefghij";
      int size1, size2, i;
      unsigned char *d1, *d2;

      testStart("Testing QRinput_splitEntry. (next == NULL)");
      i1 = QRinput_new();
      QRinput_append(i1, QR_MODE_8, strlen(str), (unsigned char *)str);

      i2 = QRinput_dup(i1);
      e = i2->head;

      e = i2->head;
      QRinput_splitEntry(e, 4);

      size1 = size2 = 0;
      e = i1->head;
      while(e != NULL) {
            size1 += e->size;
            e = e->next;
      }
      e = i2->head;
      while(e != NULL) {
            size2 += e->size;
            e = e->next;
      }

      d1 = (unsigned char *)malloc(size1);
      e = i1->head;
      i = 0;
      while(e != NULL) {
            memcpy(&d1[i], e->data, e->size);
            i += e->size;
            e = e->next;
      }
      d2 = (unsigned char *)malloc(size2);
      e = i2->head;
      i = 0;
      while(e != NULL) {
            memcpy(&d2[i], e->data, e->size);
            i += e->size;
            e = e->next;
      }

      assert_equal(size1, size2, "sizes are different. (%d:%d)\n", size1, size2);
      assert_equal(i2->head->size, 4, "split failed (first half)");
      assert_equal(i2->head->next->size, 6, "split failed(second half)");
      assert_zero(memcmp(d1, d2, size1), "strings are different.");
      QRinput_free(i1);
      QRinput_free(i2);
      free(d1);
      free(d2);

      testFinish();
}

void test_splitentry2(void)
{
      QRinput *i1, *i2;
      QRinput_List *e;
      const char *str = "abcdefghij";
      int size1, size2, i;
      unsigned char *d1, *d2;

      testStart("Testing QRinput_splitEntry. (next != NULL)");
      i1 = QRinput_new();
      QRinput_append(i1, QR_MODE_8, strlen(str), (unsigned char *)str);
      QRinput_append(i1, QR_MODE_8, strlen(str), (unsigned char *)str);

      i2 = QRinput_dup(i1);
      e = i2->head;

      e = i2->head;
      QRinput_splitEntry(e, 4);

      size1 = size2 = 0;
      e = i1->head;
      while(e != NULL) {
            size1 += e->size;
            e = e->next;
      }
      e = i2->head;
      while(e != NULL) {
            size2 += e->size;
            e = e->next;
      }

      d1 = (unsigned char *)malloc(size1);
      e = i1->head;
      i = 0;
      while(e != NULL) {
            memcpy(&d1[i], e->data, e->size);
            i += e->size;
            e = e->next;
      }
      d2 = (unsigned char *)malloc(size2);
      e = i2->head;
      i = 0;
      while(e != NULL) {
            memcpy(&d2[i], e->data, e->size);
            i += e->size;
            e = e->next;
      }

      assert_equal(size1, size2, "sizes are different. (%d:%d)\n", size1, size2);
      assert_equal(i2->head->size, 4, "split failed (first half)");
      assert_equal(i2->head->next->size, 6, "split failed(second half)");
      assert_zero(memcmp(d1, d2, size1), "strings are different.");
      QRinput_free(i1);
      QRinput_free(i2);
      free(d1);
      free(d2);

      testFinish();
}

void test_splitentry3(void)
{
      QRinput *input;
      QRinput_Struct *s;
      QRinput_List *e00, *e01, *e10, *e11;
      QRinput_InputList *list;
      const char *str = "abcdefghijklmno";

      testStart("Testing QRinput_splitEntry. (does not split an entry)");
      /* version 1 symbol contains 152 bit (19 byte) data.
       * 20 bits for a structured-append header, so 132 bits can be used.
       * 15 bytes of 8-bit data is suitable for the symbol.
       * (mode(4) + length(8) + data(120) == 132.)
       */
      input = QRinput_new2(1, QR_ECLEVEL_L);
      QRinput_append(input, QR_MODE_8, strlen(str), (unsigned char *)str);
      QRinput_append(input, QR_MODE_8, strlen(str), (unsigned char *)str);
      s = QRinput_splitQRinputToStruct(input);
      list = s->head;
      e00 = list->input->head;
      e01 = e00->next;
      list = list->next;
      e10 = list->input->head;
      e11 = e00->next;
      
      assert_equal(e00->mode, QR_MODE_STRUCTURE, "Structure header is missing?");
      assert_equal(e01->mode, QR_MODE_8, "no data?!");
      assert_null(e01->next, "Input list is not terminated!\n");
      assert_equal(e10->mode, QR_MODE_STRUCTURE, "Structure header is missing?");
      assert_equal(e11->mode, QR_MODE_8, "no data?!");
      assert_null(e11->next, "Input list is not terminated!\n");

      QRinput_free(input);
      QRinput_Struct_free(s);
      testFinish();
}

void test_parity(void)
{
      QRinput *input;
      QRinput_Struct *s;
      const char *text = "an example of four Structured Append symbols,";
      const char *str[4] = {
            "an example ",
            "of four Str",
            "uctured Appe",
            "nd symbols,"};
      unsigned char p1, p2;
      int i, len;

      testStart("Testing parity calc.");
      s = QRinput_Struct_new();
      for(i=0; i<4; i++) {
            input = QRinput_new2(1, QR_ECLEVEL_M);
            QRinput_append(input, QR_MODE_8, strlen(str[i]), (unsigned char *)str[i]);
            QRinput_Struct_appendInput(s, input);
      }
      QRinput_Struct_insertStructuredAppendHeaders(s);
      p1 = s->parity;

      p2 = 0;
      len = strlen(text);
      for(i=0; i<len; i++) {
            p2 ^= text[i];
      }
      assert_equal(p1, p2, "Parity numbers didn't match. (%02x should be %02x).\n", p1, p2);
      testFinish();
      QRinput_Struct_free(s);
}

void test_parity2(void)
{
      QRinput *input;
      QRinput_Struct *s;
      const char *text = "an example of four Structured Append symbols,";
      unsigned char p1, p2;
      int i, len;

      testStart("Testing parity calc.(split)");
      input = QRinput_new2(1, QR_ECLEVEL_L);
      QRinput_append(input, QR_MODE_8, strlen(text), (unsigned char *)text);
      s = QRinput_splitQRinputToStruct(input);
      p1 = s->parity;

      p2 = 0;
      len = strlen(text);
      for(i=0; i<len; i++) {
            p2 ^= text[i];
      }
      assert_equal(p1, p2, "Parity numbers didn't match. (%02x should be %02x).\n", p1, p2);
      testFinish();
      QRinput_free(input);
      QRinput_Struct_free(s);
}

void test_null_free(void)
{
      testStart("Testing free NULL pointers");
      assert_nothing(QRinput_free(NULL), "Check QRinput_free(NULL).\n");
      assert_nothing(QRinput_Struct_free(NULL), "Check QRinput_Struct_free(NULL).\n");
      testFinish();
}

int main(int argc, char **argv)
{
      test_encodeNumeric();
      test_encodeNumeric2();
      test_encodeNumeric3();
      test_encodeNumeric_versionup();
      test_encode8();
      test_encode8_versionup();
      test_encodeTooLong();
      test_encodeAn();
      test_encodeAn2();
      test_encodeKanji();
      test_encodeNumericPadded();
      test_encodeNumericPadded2();
      test_encodeAnNum();
      test_padding();
      test_padding2();
      test_struct_listop();
      test_insertStructuredAppendHeader();
      test_insertStructuredAppendHeader_error();
      test_struct_insertStructuredAppendHeaders();
      test_lengthOfCode_num();
      test_splitentry();
      test_splitentry2();
      test_splitentry3();
      test_struct_split_example();
      test_struct_split_tooLarge();
      test_struct_split_invalidVersion();
      test_parity();
      test_parity2();
      test_null_free();

      report();

      return 0;
}

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