Test for OracleProportion function

nataraj-hates-MS-for-stealing-github · nataraj-hates-MS-for-stealing-github · commit c13f2376a4c3 · 2023-10-26T17:05:55.000+03:00
diff --git a/t/060-oracle.cpp b/t/060-oracle.cpp
@@ -0,0 +1,43 @@
+/******************************************************************************
+ *
+ * Copyright 2021 Nikolay Shaplov (Postgres Professional)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ ******************************************************************************/
+
+#include <string.h>
+
+
+#define WANT_TEST_EXTRAS
+#include <tap++/tap++.h>
+
+#include "blobstamper/oracle.h"
+
+using namespace TAP;
+
+int
+main()
+{
+    TEST_START(6);
+    {
+       is(OracleProportion(0,0,255), 0);
+       is(OracleProportion(255,0,255), 0);
+       is(OracleProportion(256,0,255), 1);
+       is(OracleProportion(65535,0,255), 255);
+       is(OracleProportion(65535-255,0,255), 255);
+       is(OracleProportion(65535-256,0,255), 254);
+
+    }
+    TEST_END;
+}
