Add an unpatched version of xz, XZ Utils, to /trunk/deps/third_party

xz/tests/test_check.c

+///////////////////////////////////////////////////////////////////////////////
+//
+/// \file       test_check.c
+/// \brief      Tests integrity checks
+///
+/// \todo       Add SHA256
+//
+//  Author:     Lasse Collin
+//
+//  This file has been put into the public domain.
+//  You can do whatever you want with this file.
+//
+///////////////////////////////////////////////////////////////////////////////
+
+#include "tests.h"
+
+
+static const uint8_t test_string[9] = "123456789";
+static const uint8_t test_unaligned[12] = "xxx123456789";
+
+
+static bool
+test_crc32(void)
+{
+        static const uint32_t test_vector = 0xCBF43926;
+
+        // Test 1
+        uint32_t crc = lzma_crc32(test_string, sizeof(test_string), 0);
+        if (crc != test_vector)
+                return true;
+
+        // Test 2
+        crc = lzma_crc32(test_unaligned + 3, sizeof(test_string), 0);
+        if (crc != test_vector)
+                return true;
+
+        // Test 3
+        crc = 0;
+        for (size_t i = 0; i < sizeof(test_string); ++i)
+                crc = lzma_crc32(test_string + i, 1, crc);
+        if (crc != test_vector)
+                return true;
+
+        return false;
+}
+
+
+static bool
+test_crc64(void)
+{
+        static const uint64_t test_vector = 0x995DC9BBDF1939FA;
+
+        // Test 1
+        uint64_t crc = lzma_crc64(test_string, sizeof(test_string), 0);
+        if (crc != test_vector)
+                return true;
+
+        // Test 2
+        crc = lzma_crc64(test_unaligned + 3, sizeof(test_string), 0);
+        if (crc != test_vector)
+                return true;
+
+        // Test 3
+        crc = 0;
+        for (size_t i = 0; i < sizeof(test_string); ++i)
+                crc = lzma_crc64(test_string + i, 1, crc);
+        if (crc != test_vector)
+                return true;
+
+        return false;
+}
+
+
+int
+main(void)
+{
+        bool error = false;
+
+        error |= test_crc32();
+        error |= test_crc64();
+
+        return error ? 1 : 0;
+}