@@ -43,10 +43,13 @@
 	}
 	[file close];
 
 	TEST(@"-[copy]", (SHA384Copy = [[SHA384 copy] autorelease]))
 
+	TEST(@"-[calculate]",
+	    R([SHA384 calculate]) && R([SHA384Copy calculate]))
+
 	TEST(@"-[digest]",
 	    memcmp(SHA384.digest, testFileSHA384, 48) == 0 &&
 	    memcmp(SHA384Copy.digest, testFileSHA384, 48) == 0)
 
 	EXPECT_EXCEPTION(@"Detect invalid call of "