1 files changed, 74 insertions, 0 deletions
diff --git a/ml/dlib/dlib/test/crc32.cpp b/ml/dlib/dlib/test/crc32.cpp
new file mode 100644
index 00000000..32f67ed3
--- /dev/null
+++ b/ml/dlib/dlib/test/crc32.cpp
@@ -0,0 +1,74 @@
+// Copyright (C) 2011  Davis E. King (davis@dlib.net)
+// License: Boost Software License   See LICENSE.txt for the full license.
+
+
+#include <sstream>
+#include <string>
+#include <cstdlib>
+#include <ctime>
+#include <cmath>
+#include <dlib/crc32.h>
+
+#include "tester.h"
+
+namespace  
+{
+
+    using namespace test;
+    using namespace dlib;
+    using namespace std;
+
+    logger dlog("test.crc32");
+
+
+    class crc32_tester : public tester
+    {
+    public:
+        crc32_tester (
+        ) :
+            tester ("test_crc32",
+                    "Runs tests on the crc32 component.")
+        {}
+
+        void perform_test (
+        )
+        {
+            DLIB_TEST(crc32("davis").get_checksum() == 0x0445527C);
+
+            crc32 c, c2;
+            DLIB_TEST(c.get_checksum() == 0);
+            c.add("davis");
+            DLIB_TEST(c.get_checksum() == 0x0445527C);
+            DLIB_TEST(c2.get_checksum() == 0);
+            c2 = c;
+            DLIB_TEST(c2.get_checksum() == 0x0445527C);
+            crc32 c3(c);
+            DLIB_TEST(c3.get_checksum() == 0x0445527C);
+            c.add('a');
+            c2.add('a');
+            c3.add('a');
+            DLIB_TEST(c.get_checksum() == 0xB100C606);
+            DLIB_TEST(c2.get_checksum() == 0xB100C606);
+            DLIB_TEST(c3.get_checksum() == 0xB100C606);
+
+
+            crc32::kernel_1a cold;
+            DLIB_TEST(cold.get_checksum() == 0);
+            cold.add("davis");
+            DLIB_TEST(cold.get_checksum() == 0x0445527C);
+
+            c.clear();
+            DLIB_TEST(c.get_checksum() == 0);
+            c.add("davis");
+            DLIB_TEST(c.get_checksum() == 0x0445527C);
+
+            std::vector<char> buf;
+            for (int i = 0; i < 4000; ++i)
+                buf.push_back(i);
+            DLIB_TEST(crc32(buf) == 492662731);
+        }
+    } a;
+
+}
+
+