From 95629acc2902541460698d1898175499500caecd Mon Sep 17 00:00:00 2001
From: Paul Duncan <pabs@pablotron.org>
Date: Tue, 16 Jul 2019 21:04:10 -0400
Subject: add sha224

---
 tests.c | 86 ++++++++++++++++++++++++++++++++++++++++++++++++++++++-----------
 1 file changed, 72 insertions(+), 14 deletions(-)

(limited to 'tests.c')

diff --git a/tests.c b/tests.c
index a71bd7b..a5bbae5 100644
--- a/tests.c
+++ b/tests.c
@@ -1,24 +1,25 @@
 #include <string.h> // memcmp()
 #include "sha256.h"
+#include "tests.h"
 
 static const struct {
   const char * const s;
-  const uint8_t h[32];
-} TESTS[] = {{
+  const uint8_t h[SHA256_HASH_SIZE];
+} SHA256_TESTS[] = {{
   .s = "",
   .h = {
     0xe3, 0xb0, 0xc4, 0x42, 0x98, 0xfc, 0x1c, 0x14,
     0x9a, 0xfb, 0xf4, 0xc8, 0x99, 0x6f, 0xb9, 0x24,
     0x27, 0xae, 0x41, 0xe4, 0x64, 0x9b, 0x93, 0x4c,
-    0xa4, 0x95, 0x99, 0x1b, 0x78, 0x52, 0xb8, 0x55, 
+    0xa4, 0x95, 0x99, 0x1b, 0x78, 0x52, 0xb8, 0x55,
   },
 }, {
   .s = "abc",
-  .h = { 
+  .h = {
     0xba, 0x78, 0x16, 0xbf, 0x8f, 0x01, 0xcf, 0xea,
     0x41, 0x41, 0x40, 0xde, 0x5d, 0xae, 0x22, 0x23,
     0xb0, 0x03, 0x61, 0xa3, 0x96, 0x17, 0x7a, 0x9c,
-    0xb4, 0x10, 0xff, 0x61, 0xf2, 0x00, 0x15, 0xad, 
+    0xb4, 0x10, 0xff, 0x61, 0xf2, 0x00, 0x15, 0xad,
   },
 }, {
   .s = "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq",
@@ -26,25 +27,82 @@ static const struct {
     0x24, 0x8d, 0x6a, 0x61, 0xd2, 0x06, 0x38, 0xb8,
     0xe5, 0xc0, 0x26, 0x93, 0x0c, 0x3e, 0x60, 0x39,
     0xa3, 0x3c, 0xe4, 0x59, 0x64, 0xff, 0x21, 0x67,
-    0xf6, 0xec, 0xed, 0xd4, 0x19, 0xdb, 0x06, 0xc1, 
+    0xf6, 0xec, 0xed, 0xd4, 0x19, 0xdb, 0x06, 0xc1,
   },
 }};
 
-#define NUM_TESTS (sizeof(TESTS) / sizeof(TESTS[0]))
+#define NUM_SHA256_TESTS (sizeof(SHA256_TESTS) / sizeof(SHA256_TESTS[0]))
 
-unsigned int run_tests(
-  void (*on_fail)(const char * const, const uint8_t *, const uint8_t *)
-) {
+static unsigned int
+run_sha256_tests(test_fail_cb_t on_fail) {
+  unsigned int r = 0;
   uint8_t hash[SHA256_HASH_SIZE];
+
+  for (size_t i = 0; i < NUM_SHA256_TESTS; i++) {
+    const char * const s = SHA256_TESTS[i].s;
+    sha256((const uint8_t *) s, strlen(s), hash);
+    if (memcmp(hash, SHA256_TESTS[i].h, sizeof(hash))) {
+      on_fail(256, s, hash, SHA256_TESTS[i].h);
+      r++;
+    }
+  }
+
+  return r;
+}
+
+static const struct {
+  const char * const s;
+  const uint8_t h[SHA224_HASH_SIZE];
+} SHA224_TESTS[] = {{
+  .s = "",
+  .h = {
+    0xd1, 0x4a, 0x02, 0x8c, 0x2a, 0x3a, 0x2b, 0xc9,
+    0x47, 0x61, 0x02, 0xbb, 0x28, 0x82, 0x34, 0xc4,
+    0x15, 0xa2, 0xb0, 0x1f, 0x82, 0x8e, 0xa6, 0x2a,
+    0xc5, 0xb3, 0xe4, 0x2f,
+  },
+}, {
+  .s = "abc",
+  .h = {
+    0x23, 0x09, 0x7d, 0x22, 0x34, 0x05, 0xd8, 0x22,
+    0x86, 0x42, 0xa4, 0x77, 0xbd, 0xa2, 0x55, 0xb3,
+    0x2a, 0xad, 0xbc, 0xe4, 0xbd, 0xa0, 0xb3, 0xf7,
+    0xe3, 0x6c, 0x9d, 0xa7,
+  },
+}, {
+  .s = "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq",
+  .h = {
+    0x75, 0x38, 0x8b, 0x16, 0x51, 0x27, 0x76, 0xcc,
+    0x5d, 0xba, 0x5d, 0xa1, 0xfd, 0x89, 0x01, 0x50,
+    0xb0, 0xc6, 0x45, 0x5c, 0xb4, 0xf5, 0x8b, 0x19,
+    0x52, 0x52, 0x25, 0x25,
+  },
+}};
+
+#define NUM_SHA224_TESTS (sizeof(SHA224_TESTS) / sizeof(SHA224_TESTS[0]))
+
+static unsigned int
+run_sha224_tests(test_fail_cb_t on_fail) {
   unsigned int r = 0;
+  uint8_t hash[SHA224_HASH_SIZE];
 
-  for (size_t i = 0; i < NUM_TESTS; i++) {
-    sha256((const uint8_t *) TESTS[i].s, strlen(TESTS[i].s), hash);
-    if (memcmp(hash, TESTS[i].h, sizeof(hash))) {
-      on_fail(TESTS[i].s, hash, TESTS[i].h);
+  for (size_t i = 0; i < NUM_SHA224_TESTS; i++) {
+    const char * const s = SHA224_TESTS[i].s;
+    sha224((const uint8_t *) s, strlen(s), hash);
+    if (memcmp(hash, SHA224_TESTS[i].h, sizeof(hash))) {
+      on_fail(224, s, hash, SHA224_TESTS[i].h);
       r++;
     }
   }
 
   return r;
 }
+
+unsigned int run_tests(test_fail_cb_t on_fail) {
+  unsigned int r = 0;
+
+  r += run_sha256_tests(on_fail);
+  r += run_sha224_tests(on_fail);
+
+  return r;
+}
-- 
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