Introduce WritableObject/WritableIdentifier

[yangtools.git] / common / concepts / src / test / java / org / opendaylight / yangtools / concepts / WritableObjectsTest.java

diff --git a/common/concepts/src/test/java/org/opendaylight/yangtools/concepts/WritableObjectsTest.java b/common/concepts/src/test/java/org/opendaylight/yangtools/concepts/WritableObjectsTest.java
new file mode 100644 (file)
index 0000000..c4794ea
--- /dev/null
+++ b/common/concepts/src/test/java/org/opendaylight/yangtools/concepts/WritableObjectsTest.java
@@ -0,0 +1,84 @@
+/*
+ * Copyright (c) 2016 Cisco Systems, Inc. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.yangtools.concepts;
+
+import static org.junit.Assert.assertEquals;
+import com.google.common.io.ByteArrayDataOutput;
+import com.google.common.io.ByteStreams;
+import java.io.IOException;
+import org.junit.Test;
+
+public class WritableObjectsTest {
+
+    private static void assertRecovery(final long expected) throws IOException {
+        final ByteArrayDataOutput out = ByteStreams.newDataOutput();
+        WritableObjects.writeLong(out, expected);
+        final long actual = WritableObjects.readLong(ByteStreams.newDataInput(out.toByteArray()));
+        assertEquals(Long.toUnsignedString(expected, 16), Long.toUnsignedString(actual, 16));
+    }
+
+    @Test
+    public void testReadWriteLong() throws IOException {
+        assertRecovery(0L);
+        assertRecovery(1L);
+        assertRecovery(255L);
+        assertRecovery(256L);
+
+        assertRecovery(Long.MAX_VALUE);
+        assertRecovery(Long.MIN_VALUE);
+
+        assertRecovery(0xF000000000000000L);
+        assertRecovery(0x0F00000000000000L);
+        assertRecovery(0x00F0000000000000L);
+        assertRecovery(0x000F000000000000L);
+        assertRecovery(0x0000F00000000000L);
+        assertRecovery(0x00000F0000000000L);
+        assertRecovery(0x000000F000000000L);
+        assertRecovery(0x0000000F00000000L);
+        assertRecovery(0x00000000F0000000L);
+        assertRecovery(0x000000000F000000L);
+        assertRecovery(0x0000000000F00000L);
+        assertRecovery(0x00000000000F0000L);
+        assertRecovery(0x000000000000F000L);
+        assertRecovery(0x0000000000000F00L);
+        assertRecovery(0x00000000000000F0L);
+
+        assertRecovery(0xF0F0F0F0F0F0F0F0L);
+        assertRecovery(0x0FF0F0F0F0F0F0F0L);
+        assertRecovery(0x00F0F0F0F0F0F0F0L);
+        assertRecovery(0x000FF0F0F0F0F0F0L);
+        assertRecovery(0x0000F0F0F0F0F0F0L);
+        assertRecovery(0x00000F00F0F0F0F0L);
+        assertRecovery(0x000000F0F0F0F0F0L);
+        assertRecovery(0x0000000FF0F0F0F0L);
+        assertRecovery(0x00000000F0F0F0F0L);
+        assertRecovery(0x000000000FF0F0F0L);
+        assertRecovery(0x0000000000F0F0F0L);
+        assertRecovery(0x00000000000FF0F0L);
+        assertRecovery(0x000000000000F0F0L);
+        assertRecovery(0x0000000000000FF0L);
+        assertRecovery(0x00000000000000F0L);
+
+        assertRecovery(0x8000000000000000L);
+        assertRecovery(0x0800000000000000L);
+        assertRecovery(0x0080000000000000L);
+        assertRecovery(0x0008000000000000L);
+        assertRecovery(0x0000800000000000L);
+        assertRecovery(0x0000080000000000L);
+        assertRecovery(0x0000008000000000L);
+        assertRecovery(0x0000000800000000L);
+        assertRecovery(0x0000000080000000L);
+        assertRecovery(0x0000000008000000L);
+        assertRecovery(0x0000000000800000L);
+        assertRecovery(0x0000000000080000L);
+        assertRecovery(0x0000000000008000L);
+        assertRecovery(0x0000000000000800L);
+        assertRecovery(0x0000000000000080L);
+        assertRecovery(0x0000000000000008L);
+    }
+}