diff options
Diffstat (limited to 'src/junit/com/jogamp/common/nio')
-rw-r--r-- | src/junit/com/jogamp/common/nio/BuffersTest.java | 75 |
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); + } } |