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-rw-r--r--src/junit/com/jogamp/common/nio/BuffersTest.java75
1 files changed, 72 insertions, 3 deletions
diff --git a/src/junit/com/jogamp/common/nio/BuffersTest.java b/src/junit/com/jogamp/common/nio/BuffersTest.java
index c6a89f1..c267100 100644
--- a/src/junit/com/jogamp/common/nio/BuffersTest.java
+++ b/src/junit/com/jogamp/common/nio/BuffersTest.java
@@ -31,7 +31,15 @@
*/
package com.jogamp.common.nio;
+import java.io.IOException;
+import java.nio.ByteBuffer;
+import java.nio.CharBuffer;
+import java.nio.DoubleBuffer;
+import java.nio.FloatBuffer;
import java.nio.IntBuffer;
+import java.nio.LongBuffer;
+import java.nio.ShortBuffer;
+
import org.junit.Test;
import com.jogamp.junit.util.SingletonJunitCase;
@@ -48,7 +56,66 @@ import org.junit.runners.MethodSorters;
public class BuffersTest extends SingletonJunitCase {
@Test
- public void slice() {
+ public void test01PositionLimitCapacityAfterArrayAllocation() {
+ final byte[] byteData = { 1, 2, 3, 4, 5, 6, 7, 8 };
+ final ByteBuffer byteBuffer = Buffers.newDirectByteBuffer(byteData);
+ assertEquals(0, byteBuffer.position());
+ assertEquals(8, byteBuffer.limit());
+ assertEquals(8, byteBuffer.capacity());
+ assertEquals(8, byteBuffer.remaining());
+ assertEquals(5, byteBuffer.get(4));
+
+ final double[] doubleData = { 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0 };
+ final DoubleBuffer doubleBuffer = Buffers.newDirectDoubleBuffer(doubleData);
+ assertEquals(0, doubleBuffer.position());
+ assertEquals(8, doubleBuffer.limit());
+ assertEquals(8, doubleBuffer.capacity());
+ assertEquals(8, doubleBuffer.remaining());
+ assertEquals(5.0, doubleBuffer.get(4), 0.1);
+
+ final float[] floatData = { 1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f, 8.0f };
+ final FloatBuffer floatBuffer = Buffers.newDirectFloatBuffer(floatData);
+ assertEquals(0, floatBuffer.position());
+ assertEquals(8, floatBuffer.limit());
+ assertEquals(8, floatBuffer.capacity());
+ assertEquals(8, floatBuffer.remaining());
+ assertEquals(5.0f, floatBuffer.get(4), 0.1f);
+
+ final int[] intData = { 1, 2, 3, 4, 5, 6, 7, 8 };
+ final IntBuffer intBuffer = Buffers.newDirectIntBuffer(intData);
+ assertEquals(0, intBuffer.position());
+ assertEquals(8, intBuffer.limit());
+ assertEquals(8, intBuffer.capacity());
+ assertEquals(8, intBuffer.remaining());
+ assertEquals(5, intBuffer.get(4));
+
+ final long[] longData = { 1, 2, 3, 4, 5, 6, 7, 8 };
+ final LongBuffer longBuffer = Buffers.newDirectLongBuffer(longData);
+ assertEquals(0, longBuffer.position());
+ assertEquals(8, longBuffer.limit());
+ assertEquals(8, longBuffer.capacity());
+ assertEquals(8, longBuffer.remaining());
+ assertEquals(5, longBuffer.get(4));
+
+ final short[] shortData = { 1, 2, 3, 4, 5, 6, 7, 8 };
+ final ShortBuffer shortBuffer = Buffers.newDirectShortBuffer(shortData);
+ assertEquals(0, shortBuffer.position());
+ assertEquals(8, shortBuffer.limit());
+ assertEquals(8, shortBuffer.capacity());
+ assertEquals(8, shortBuffer.remaining());
+ assertEquals(5, shortBuffer.get(4));
+
+ final char[] charData = { 1, 2, 3, 4, 5, 6, 7, 8 };
+ final CharBuffer charBuffer = Buffers.newDirectCharBuffer(charData);
+ assertEquals(0, charBuffer.position());
+ assertEquals(8, charBuffer.limit());
+ assertEquals(8, charBuffer.capacity());
+ assertEquals(8, charBuffer.remaining());
+ assertEquals(5, charBuffer.get(4));
+ }
+
+ @Test
+ public void test10Slice() {
final IntBuffer buffer = Buffers.newDirectIntBuffer(6);
buffer.put(new int[]{1,2,3,4,5,6}).rewind();
@@ -87,8 +154,10 @@ public class BuffersTest extends SingletonJunitCase {
assertEquals(42, buffer.get(2));
assertEquals(42, onetwothree.get(2));
-
-
}
+ public static void main(final String args[]) throws IOException {
+ final String tstname = BuffersTest.class.getName();
+ org.junit.runner.JUnitCore.main(tstname);
+ }
}