Add unit test for SHA-1 library.

diff --git a/tests/automake.mk b/tests/automake.mk
index ab6c1b1..3a417c7 100644 (file)
--- a/tests/automake.mk
+++ b/tests/automake.mk
@@ -29,6 +29,11 @@ noinst_PROGRAMS += tests/test-list
 tests_test_list_SOURCES = tests/test-list.c
 tests_test_list_LDADD = lib/libopenvswitch.a
 
+TESTS += tests/test-sha1
+noinst_PROGRAMS += tests/test-sha1
+tests_test_sha1_SOURCES = tests/test-sha1.c
+tests_test_sha1_LDADD = lib/libopenvswitch.a
+
 TESTS += tests/test-type-props
 noinst_PROGRAMS += tests/test-type-props
 tests_test_type_props_SOURCES = tests/test-type-props.c

diff --git a/tests/test-sha1.c b/tests/test-sha1.c
new file mode 100644 (file)
index 0000000..992c36c
--- /dev/null
+++ b/tests/test-sha1.c
@@ -0,0 +1,150 @@
+/*
+ * Copyright (c) 2009 Nicira Networks.
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <config.h>
+#include "sha1.h"
+#include <inttypes.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "random.h"
+#include "util.h"
+
+#undef NDEBUG
+#include <assert.h>
+
+struct test_vector {
+    char *data;
+    size_t size;
+    const uint8_t output[20];
+};
+
+static const struct test_vector vectors[] = {
+    /* FIPS 180-1. */
+    {
+        "abc", 3,
+        { 0xA9, 0x99, 0x3E, 0x36, 0x47, 0x06, 0x81, 0x6A, 0xBA, 0x3E,
+          0x25, 0x71, 0x78, 0x50, 0xC2, 0x6C, 0x9C, 0xD0, 0xD8, 0x9D }
+    }, {
+        "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq", 56,
+        { 0x84, 0x98, 0x3E, 0x44, 0x1C, 0x3B, 0xD2, 0x6E, 0xBA, 0xAE,
+          0x4A, 0xA1, 0xF9, 0x51, 0x29, 0xE5, 0xE5, 0x46, 0x70, 0xF1 },
+    },
+
+    /* RFC 3174. */
+    {
+        "0123456701234567012345670123456701234567012345670123456701234567"
+        "0123456701234567012345670123456701234567012345670123456701234567"
+        "0123456701234567012345670123456701234567012345670123456701234567"
+        "0123456701234567012345670123456701234567012345670123456701234567"
+        "0123456701234567012345670123456701234567012345670123456701234567"
+        "0123456701234567012345670123456701234567012345670123456701234567"
+        "0123456701234567012345670123456701234567012345670123456701234567"
+        "0123456701234567012345670123456701234567012345670123456701234567"
+        "0123456701234567012345670123456701234567012345670123456701234567"
+        "0123456701234567012345670123456701234567012345670123456701234567",
+        64 * 10,
+        { 0xDE, 0xA3, 0x56, 0xA2, 0xCD, 0xDD, 0x90, 0xC7, 0xA7, 0xEC,
+          0xED, 0xC5, 0xEB, 0xB5, 0x63, 0x93, 0x4F, 0x46, 0x04, 0x52 },
+    },
+
+    /* http://www.febooti.com/products/filetweak/members/hash-and-crc/test-vectors/ */
+    {
+        "", 0,
+        { 0xda, 0x39, 0xa3, 0xee, 0x5e, 0x6b, 0x4b, 0x0d, 0x32, 0x55,
+          0xbf, 0xef, 0x95, 0x60, 0x18, 0x90, 0xaf, 0xd8, 0x07, 0x09 }
+    }, {
+        "Test vector from febooti.com", 28,
+        { 0xa7, 0x63, 0x17, 0x95, 0xf6, 0xd5, 0x9c, 0xd6, 0xd1, 0x4e,
+          0xbd, 0x00, 0x58, 0xa6, 0x39, 0x4a, 0x4b, 0x93, 0xd8, 0x68 }
+    },
+
+    /* http://en.wikipedia.org/wiki/SHA_hash_functions */
+    {
+        "The quick brown fox jumps over the lazy dog", 43,
+        { 0x2f, 0xd4, 0xe1, 0xc6, 0x7a, 0x2d, 0x28, 0xfc, 0xed, 0x84,
+          0x9e, 0xe1, 0xbb, 0x76, 0xe7, 0x39, 0x1b, 0x93, 0xeb, 0x12 },
+    }, {
+        "The quick brown fox jumps over the lazy cog", 43,
+        { 0xde, 0x9f, 0x2c, 0x7f, 0xd2, 0x5e, 0x1b, 0x3a, 0xfa, 0xd3,
+          0xe8, 0x5a, 0x0b, 0xd1, 0x7d, 0x9b, 0x10, 0x0d, 0xb4, 0xb3 },
+    },
+
+    /* http://www.hashcash.org/docs/sha1-hashcash.html */
+    {
+        "0:030626:adam@cypherspace.org:6470e06d773e05a8", 46,
+        { 0x00, 0x00, 0x00, 0x00, 0xc7, 0x0d, 0xb7, 0x38, 0x9f, 0x24,
+          0x1b, 0x8f, 0x44, 0x1f, 0xcf, 0x06, 0x8a, 0xea, 0xd3, 0xf0 },
+    },
+};
+
+static void
+test_one(const struct test_vector *vec)
+{
+    uint8_t md[SHA1HashSize];
+    int i;
+
+    /* All at once. */
+    SHA1Bytes(vec->data, vec->size, md);
+    assert(!memcmp(md, vec->output, SHA1HashSize));
+
+    /* In two pieces. */
+    for (i = 0; i < 20; i++) {
+        int n0 = vec->size ? random_range(vec->size) : 0;
+        int n1 = vec->size - n0;
+        SHA1Context sha1;
+
+        assert(SHA1Reset(&sha1) == shaSuccess);
+        assert(SHA1Input(&sha1, (const void *) vec->data, n0) == shaSuccess);
+        assert(SHA1Input(&sha1, (const void *) (vec->data + n0), n1)
+               == shaSuccess);
+        assert(SHA1Result(&sha1, md) == shaSuccess);
+        assert(!memcmp(md, vec->output, SHA1HashSize));
+    }
+
+    putchar('.');
+    fflush(stdout);
+}
+
+static void
+test_big_vector(void)
+{
+    enum { SIZE = 1000000 };
+    struct test_vector vec = {
+        NULL, SIZE,
+        { 0x34, 0xAA, 0x97, 0x3C, 0xD4, 0xC4, 0xDA, 0xA4, 0xF6, 0x1E,
+          0xEB, 0x2B, 0xDB, 0xAD, 0x27, 0x31, 0x65, 0x34, 0x01, 0x6F }
+    };
+
+    vec.data = xmalloc(SIZE);
+    memset(vec.data, 'a', SIZE);
+    test_one(&vec);
+    free(vec.data);
+}
+
+int
+main(void)
+{
+    int i;
+
+    for (i = 0; i < ARRAY_SIZE(vectors); i++) {
+        test_one(&vectors[i]);
+    }
+
+    test_big_vector();
+
+    return 0;
+}