diff options
author | Xerxes Rånby <[email protected]> | 2015-07-24 19:12:02 +0200 |
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committer | Xerxes Rånby <[email protected]> | 2015-07-24 19:12:02 +0200 |
commit | ce9187bbbf62389fc7897a87f36952cdd23674f6 (patch) | |
tree | 415f6feabf0c4519f1baa330e91852ca684485b6 /src/junit/com/jogamp/common/nio/BuffersTest.java | |
parent | abb11fd8123637b2dcad93a56cc02cd8fc928a5c (diff) |
BUG1180 BuffersTest: Verify positionLimitCapacityAfterArrayAllocation
Signed-off-by: Xerxes Rånby <[email protected]>
Diffstat (limited to 'src/junit/com/jogamp/common/nio/BuffersTest.java')
-rw-r--r-- | src/junit/com/jogamp/common/nio/BuffersTest.java | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/src/junit/com/jogamp/common/nio/BuffersTest.java b/src/junit/com/jogamp/common/nio/BuffersTest.java index c6a89f1..7174015 100644 --- a/src/junit/com/jogamp/common/nio/BuffersTest.java +++ b/src/junit/com/jogamp/common/nio/BuffersTest.java @@ -31,7 +31,14 @@ */ package com.jogamp.common.nio; +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; @@ -48,6 +55,56 @@ import org.junit.runners.MethodSorters; public class BuffersTest extends SingletonJunitCase { @Test + public void positionLimitCapacityAfterArrayAllocation() { + 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(5, byteBuffer.get(4)); + + double[] doubleData = { 1, 2 }; + final DoubleBuffer doubleBuffer = Buffers.newDirectDoubleBuffer(doubleData); + assertEquals(0, doubleBuffer.position()); + assertEquals(2, doubleBuffer.limit()); + assertEquals(2, doubleBuffer.capacity()); + + float[] floatData = { 1.0f, 2.0f, 3.0f }; + final FloatBuffer floatBuffer = Buffers.newDirectFloatBuffer(floatData); + assertEquals(0, floatBuffer.position()); + assertEquals(3, floatBuffer.limit()); + assertEquals(3, floatBuffer.capacity()); + + int[] intData = { 1, 2, 3, 4 }; + final IntBuffer intBuffer = Buffers.newDirectIntBuffer(intData); + assertEquals(0, intBuffer.position()); + assertEquals(4, intBuffer.limit()); + assertEquals(4, intBuffer.capacity()); + assertEquals(3, intBuffer.get(2)); + + long[] longData = { 1, 2, 3, 4, 5 }; + final LongBuffer longBuffer = Buffers.newDirectLongBuffer(longData); + assertEquals(0, longBuffer.position()); + assertEquals(5, longBuffer.limit()); + assertEquals(5, longBuffer.capacity()); + assertEquals(4, longBuffer.get(3)); + + short[] shortData = { 1, 2, 3, 4, 5, 6 }; + final ShortBuffer shortBuffer = Buffers.newDirectShortBuffer(shortData); + assertEquals(0, shortBuffer.position()); + assertEquals(6, shortBuffer.limit()); + assertEquals(6, shortBuffer.capacity()); + assertEquals(4, shortBuffer.get(3)); + + char[] charData = { 1, 2, 3, 4, 5, 6, 7 }; + final CharBuffer charBuffer = Buffers.newDirectCharBuffer(charData); + assertEquals(0, charBuffer.position()); + assertEquals(7, charBuffer.limit()); + assertEquals(7, charBuffer.capacity()); + assertEquals(6, charBuffer.get(5)); + } + + @Test public void slice() { final IntBuffer buffer = Buffers.newDirectIntBuffer(6); |