utilities/Regressions/su-10-cfstring-der.c

   1 //
   2 //  su-10-cfstring-der.c
   3 //  utilities
   4 //
   5 //  Created by Mitch Adler on 6/18/12.
   6 //  Copyright (c) 2012 Apple Inc. All rights reserved.
   7 //
   8
   9 #include "utilities/der_plist.h"
  10 #include "utilities/der_plist_internal.h"
  11
  12 #include "utilities/SecCFRelease.h"
  13 #include "utilities/array_size.h"
  14
  15 #include <CoreFoundation/CFString.h>
  16
  17 #include "utilities_regressions.h"
  18
  19
  20 #define kMaxResultSize 256
  21
  22 struct test_case {
  23     CFStringRef str;
  24     size_t      size;
  25     uint8_t     res[kMaxResultSize];
  26 };
  27
  28 static struct test_case test_cases[] = {
  29     { .str = CFSTR("FOO"),                  .size = 5, .res = { 0x0C, 0x03, 0x46, 0x4F, 0x4F, } },
  30     { .str = CFSTR("!ß∂ƒ˙åœˆø¥®xzfff"),     .size = 29, .res = { 0x0C, 0x1B, 0x21, 0xC3, 0x9F, 0xE2, 0x88, 0x82, 0xC6, 0x92,
  31                                                                  0xCB, 0x99, 0xC3, 0xA5, 0xC5, 0x93, 0xCB, 0x86, 0xC3, 0xB8,
  32                                                                  0xC2, 0xA5, 0xC2, 0xAE, 0x78, 0x7A, 0x66, 0x66, 0x66, } },
  33 };
  34
  35
  36 #define kTestsPerTestCase 8
  37 static void one_test(const struct test_case * thisCase)
  38 {
  39     uint8_t buffer[4 * kMaxResultSize + 1];
  40     uint8_t* buffer_end = buffer + sizeof(buffer);
  41
  42     uint8_t* encoded = der_encode_string(thisCase->str, NULL, buffer, buffer_end);
  43
  44     ok(encoded != NULL &&
  45        (thisCase->size == (buffer_end - encoded)) &&
  46        (memcmp(encoded, thisCase->res, thisCase->size) == 0));
  47
  48     CFStringRef decoded = NULL;
  49
  50     const uint8_t* decode_end = der_decode_string(NULL, kCFPropertyListMutableContainersAndLeaves,
  51                                                   &decoded, NULL, encoded, buffer_end);
  52
  53     ok(decode_end == buffer_end);
  54     ok((decoded != NULL) && CFEqual(decoded, thisCase->str));
  55
  56     encoded = der_encode_plist(thisCase->str, NULL, buffer, buffer_end);
  57
  58     ok(encoded != NULL &&
  59        (thisCase->size == (buffer_end - encoded)) &&
  60        (memcmp(encoded, thisCase->res, thisCase->size) == 0));
  61
  62     CFTypeRef decoded_type = NULL;
  63
  64     decode_end = der_decode_plist(NULL, kCFPropertyListMutableContainersAndLeaves,
  65                                   &decoded_type, NULL, encoded, buffer_end);
  66
  67     ok(decode_end == buffer_end);
  68     ok((decoded_type != NULL) && CFEqual(decoded_type, thisCase->str));
  69
  70     ok(der_sizeof_string(thisCase->str, NULL) == thisCase->size);
  71     ok(der_sizeof_plist(thisCase->str, NULL) == thisCase->size);
  72
  73     CFReleaseNull(decoded);
  74     CFReleaseNull(decoded_type);
  75 }
  76
  77 #define kTestCount (array_size(test_cases) * kTestsPerTestCase)
  78 static void tests(void)
  79 {
  80     for (int testnumber = 0; testnumber < array_size(test_cases); ++testnumber)
  81         one_test(test_cases + testnumber);
  82 }
  83
  84 int su_10_cfstring_der(int argc, char *const *argv)
  85 {
  86     plan_tests(kTestCount);
  87     tests();
  88
  89     return 0;
  90 }