Made regression tests for allocation and cloning of buffers.

Source/test/tests/BufferTest.cpp

@@ -0,0 +1,28 @@
+
+#include "../testTools.h"
+
+START_TEST(Buffer)
+	{
+		Buffer a; // Empty handle
+		Buffer b = buffer_create(0); // Empty buffer
+		Buffer c = buffer_create(7); // Buffer
+		ASSERT_EQUAL(buffer_exists(a), false);
+		ASSERT_EQUAL(buffer_exists(b), true);
+		ASSERT_EQUAL(buffer_exists(c), true);
+		ASSERT_EQUAL(buffer_getSize(a), 0);
+		ASSERT_EQUAL(buffer_getSize(b), 0);
+		ASSERT_EQUAL(buffer_getSize(c), 7);
+		ASSERT_EQUAL(buffer_getUseCount(a), 0);
+		ASSERT_EQUAL(buffer_getUseCount(b), 1);
+		ASSERT_EQUAL(buffer_getUseCount(c), 1);
+		Buffer d = buffer_clone(a);
+		Buffer e = buffer_clone(b); // Empty buffers are reused, which increases the use count.
+		Buffer f = buffer_clone(c);
+		ASSERT_EQUAL(buffer_getUseCount(a), 0);
+		ASSERT_EQUAL(buffer_getUseCount(b), 2);
+		ASSERT_EQUAL(buffer_getUseCount(c), 1);
+		ASSERT_EQUAL(buffer_getUseCount(d), 0);
+		ASSERT_EQUAL(buffer_getUseCount(e), 2);
+		ASSERT_EQUAL(buffer_getUseCount(f), 1);
+	}
+END_TEST