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  1. #include <stdio.h>
  2. #include <string.h>
  3. #include <assert.h>
  4. //#include <limits.h>
  5. #include "test.h"
  6.  
  7. #define TEST(r, f, x, m) ( \
  8.         ((r) = (f)) == (x) || \
  9.         (t_error("%s failed (" m ")\n", #f, r, x), 0) )
  10.  
  11. #define TEST_S(s, x, m) ( \
  12.         !strcmp((s),(x)) || \
  13.         (t_error("[%s] != [%s] (%s)\n", s, x, m), 0) )
  14.  
  15. #define TEST_F(x) ( \
  16.         TEST(i, sscanf(# x, "%lf", &d), 1, "got %d fields, expected %d"), \
  17.         TEST(t, d, (double)x, "%g != %g") )
  18.  
  19. int main(void)
  20. {
  21.         int i;
  22.         char a[100], b[100];
  23.         int x, y, z, u, v;
  24.         double d, t;
  25. /*
  26.         TEST(i, sscanf("hello, world\n", "%s %s", a, b), 2, "only %d fields, expected %d");
  27.         TEST_S(a, "hello,", "");
  28.         TEST_S(b, "world", "");
  29.  
  30.         TEST(i, sscanf("hello, world\n", "%[hel]%s", a, b), 2, "only %d fields, expected %d");
  31.         TEST_S(a, "hell", "");
  32.         TEST_S(b, "o,", "");
  33.  
  34.         TEST(i, sscanf("hello, world\n", "%[hel] %s", a, b), 2, "only %d fields, expected %d");
  35.         TEST_S(a, "hell", "");
  36.         TEST_S(b, "o,", "");
  37.  
  38.         a[8] = 'X';
  39.         a[9] = 0;
  40.         TEST(i, sscanf("hello, world\n", "%8c%8c", a, b), 1, "%d fields, expected %d");
  41.         TEST_S(a, "hello, wX", "");
  42. */
  43.         TEST(i, sscanf("56789 0123 56a72", "%2d%d%*d %[0123456789]\n", &x, &y, a), 3, "only %d fields, expected %d");
  44.         TEST(i, x, 56, "%d != %d");
  45.         TEST(i, y, 789, "%d != %d");
  46.         TEST_S(a, "56", "");
  47.  
  48.         TEST(i, sscanf("011 0x100 11 0x100 100", "%i %i %o %x %x\n", &x, &y, &z, &u, &v), 5, "only %d fields, expected %d");
  49.         TEST(i, x, 9, "%d != %d");
  50.         TEST(i, y, 256, "%d != %d");
  51.         TEST(i, z, 9, "%d != %d");
  52.         TEST(i, u, 256, "%d != %d");
  53.         TEST(i, v, 256, "%d != %d");
  54.  
  55.         TEST(i, sscanf("20 xyz", "%d %d\n", &x, &y), 1, "only %d fields, expected %d");
  56.         TEST(i, x, 20, "%d != %d");
  57.  
  58.         TEST(i, sscanf("xyz", "%d %d\n", &x, &y), 0, "got %d fields, expected no match (%d)");
  59.  
  60.         TEST(i, sscanf("", "%d %d\n", &x, &y), -1, "got %d fields, expected input failure (%d)");
  61.  
  62.         TEST(i, sscanf(" 12345 6", "%2d%d%d", &x, &y, &z), 3, "only %d fields, expected %d");
  63.         TEST(i, x, 12, "%d != %d");
  64.         TEST(i, y, 345, "%d != %d");
  65.         TEST(i, z, 6, "%d != %d");
  66.  
  67.         TEST(i, sscanf(" 0x12 0x34", "%5i%2i", &x, &y), 1, "got %d fields, expected %d");
  68.         TEST(i, x, 0x12, "%d != %d");
  69.  
  70.         TEST_F(123);
  71.         TEST_F(123.0);
  72.         TEST_F(123.0e+0);
  73.         TEST_F(123.0e+4);
  74.         TEST_F(1.234e1234);
  75.         TEST_F(1.234e-1234);
  76.         TEST_F(1.234e56789);
  77.         TEST_F(1.234e-56789);
  78.         TEST_F(-0.5);
  79.         TEST_F(0.1);
  80.         TEST_F(0.2);
  81.         TEST_F(0.1e-10);
  82. //      TEST_F(0x1234p56);  hangs on
  83.  
  84.         TEST(i, sscanf("10e", "%lf", &d), 0, "got %d fields, expected no match (%d)");
  85.         TEST(i, sscanf("", "%lf\n", &d), -1, "got %d fields, expected input failure (%d)");
  86.  
  87.         printf("%s finished\n", __FILE__);
  88.         return t_status;
  89. }
  90.