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Add tests for com.jme3/scene.mesh.VirtualIndexBuffer

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James Adam 2019-03-22 12:51:28 +00:00 committed by Stephen Gold
parent 31aab243e6
commit 67b32790ee
1 changed files with 203 additions and 0 deletions
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jme3-core/src/test/java/com/jme3/scene/mesh/VirtualIndexBufferTest.java Normal file
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package com.jme3.scene.mesh;
import com.jme3.scene.Mesh.Mode;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import java.nio.IntBuffer;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertArrayEquals;
public class VirtualIndexBufferTest {
@Rule public ExpectedException thrown = ExpectedException.none();
@Test
public void testHybrid() {
thrown.expect(UnsupportedOperationException.class);
new VirtualIndexBuffer(8, Mode.Hybrid);
}
@Test
public void testRemaining() {
final VirtualIndexBuffer bufferPoints = new VirtualIndexBuffer(8, Mode.Points);
assertEquals(8, bufferPoints.remaining());
bufferPoints.get();
assertEquals(7, bufferPoints.remaining());
final VirtualIndexBuffer bufferLineLoop = new VirtualIndexBuffer(8, Mode.LineLoop);
assertEquals(15, bufferLineLoop.remaining());
final VirtualIndexBuffer bufferLineStrip = new VirtualIndexBuffer(8, Mode.LineStrip);
assertEquals(14, bufferLineStrip.remaining());
final VirtualIndexBuffer bufferLines = new VirtualIndexBuffer(8, Mode.Lines);
assertEquals(8, bufferLines.remaining());
final VirtualIndexBuffer bufferTriangleFan = new VirtualIndexBuffer(8, Mode.TriangleFan);
assertEquals(18, bufferTriangleFan.remaining());
final VirtualIndexBuffer bufferTriangleStrip = new VirtualIndexBuffer(8, Mode.TriangleStrip);
assertEquals(18, bufferTriangleStrip.remaining());
final VirtualIndexBuffer bufferTriangles = new VirtualIndexBuffer(8, Mode.Triangles);
assertEquals(8, bufferTriangles.remaining());
final VirtualIndexBuffer bufferPatch = new VirtualIndexBuffer(8, Mode.Patch);
assertEquals(0, bufferPatch.remaining());
}
@Test
public void testRewind() {
final VirtualIndexBuffer buffer = new VirtualIndexBuffer(5, Mode.Points);
assertEquals(5, buffer.remaining());
buffer.get();
assertEquals(4, buffer.remaining());
buffer.rewind();
assertEquals(5, buffer.remaining());
}
@Test
public void testGet() {
IntBuffer ib = IntBuffer.allocate(27);
final VirtualIndexBuffer bufferPoints = new VirtualIndexBuffer(27, Mode.Points);
for (int i=0; i<27; i++) {ib.put(bufferPoints.get());}
assertArrayEquals(new int[]{
0, 1, 2,
3, 4, 5,
6, 7, 8,
9, 10, 11,
12, 13, 14,
15, 16, 17,
18, 19, 20,
21, 22, 23,
24, 25, 26}, ib.array());
ib.clear();
assertEquals(0, bufferPoints.remaining());
final VirtualIndexBuffer bufferLines = new VirtualIndexBuffer(27, Mode.Lines);
for (int i=0; i<27; i++) {ib.put(bufferLines.get());}
assertArrayEquals(new int[]{
0, 1, 2,
3, 4, 5,
6, 7, 8,
9, 10, 11,
12, 13, 14,
15, 16, 17,
18, 19, 20,
21, 22, 23,
24, 25, 26}, ib.array());
assertEquals(0, bufferLines.remaining());
ib.clear();
final VirtualIndexBuffer bufferTriangles = new VirtualIndexBuffer(27, Mode.Triangles);
for (int i=0; i<27; i++) {ib.put(bufferTriangles.get());}
assertArrayEquals(new int[]{
0, 1, 2,
3, 4, 5,
6, 7, 8,
9, 10, 11,
12, 13, 14,
15, 16, 17,
18, 19, 20,
21, 22, 23,
24, 25, 26}, ib.array());
assertEquals(0, bufferTriangles.remaining());
ib.clear();
final VirtualIndexBuffer bufferLineStrip = new VirtualIndexBuffer(27, Mode.LineStrip);
for (int i=0; i<27; i++) {ib.put(bufferLineStrip.get());}
assertArrayEquals(new int[]{
0, 1, 1,
2, 2, 3,
3, 4, 4,
5, 5, 6,
6, 7, 7,
8, 8, 9,
9, 10, 10,
11, 11, 12,
12, 13, 13}, ib.array());
assertEquals(25, bufferLineStrip.remaining());
ib.clear();
final VirtualIndexBuffer bufferLineLoop = new VirtualIndexBuffer(27, Mode.LineLoop);
for (int i=0; i<27; i++) {ib.put(bufferLineLoop.get());}
assertArrayEquals(new int[]{
0, 1, 1,
2, 2, 3,
3, 4, 4,
5, 5, 6,
6, 7, 7,
8, 8, 9,
9, 10, 10,
11, 11, 12,
12, 13, 0}, ib.array());
assertEquals(26, bufferLineLoop.remaining());
ib.clear();
final VirtualIndexBuffer bufferTriangleStrip = new VirtualIndexBuffer(27, Mode.TriangleStrip);
for (int i=0; i<27; i++) {ib.put(bufferTriangleStrip.get());}
assertArrayEquals(new int[]{
0, 1, 2,
2, 1, 3,
2, 3, 4,
4, 3, 5,
4, 5, 6,
6, 5, 7,
6, 7, 8,
8, 7, 9,
8, 9, 10}, ib.array());
assertEquals(48, bufferTriangleStrip.remaining());
ib.clear();
final VirtualIndexBuffer bufferTriangleFan = new VirtualIndexBuffer(27, Mode.TriangleFan);
for (int i=0; i<27; i++) {ib.put(bufferTriangleFan.get());}
assertArrayEquals(new int[]{
0, 1, 2,
0, 2, 3,
0, 3, 4,
0, 4, 5,
0, 5, 6,
0, 6, 7,
0, 7, 8,
0, 8, 9,
0, 9, 10}, ib.array());
assertEquals(48, bufferTriangleFan.remaining());
ib.clear();
}
@Test
public void testGet_Patch() {
final VirtualIndexBuffer bufferPatch = new VirtualIndexBuffer(27, Mode.Patch);
thrown.expect(UnsupportedOperationException.class);
bufferPatch.get();
}
@Test
public void testSize() {
final VirtualIndexBuffer bufferTriangleFan = new VirtualIndexBuffer(5, Mode.TriangleFan);
assertEquals(9, bufferTriangleFan.size());
final VirtualIndexBuffer bufferLineLoop = new VirtualIndexBuffer(8, Mode.LineLoop);
assertEquals(15, bufferLineLoop.size());
final VirtualIndexBuffer bufferPoints = new VirtualIndexBuffer(8, Mode.Points);
assertEquals(8, bufferPoints.size());
final VirtualIndexBuffer bufferLines = new VirtualIndexBuffer(8, Mode.Lines);
assertEquals(8, bufferLines.size());
final VirtualIndexBuffer bufferLineStrip = new VirtualIndexBuffer(8, Mode.LineStrip);
assertEquals(14, bufferLineStrip.size());
final VirtualIndexBuffer bufferTriangles = new VirtualIndexBuffer(8, Mode.Triangles);
assertEquals(8, bufferTriangles.size());
final VirtualIndexBuffer bufferTriangleStrip = new VirtualIndexBuffer(8, Mode.TriangleStrip);
assertEquals(18, bufferTriangleStrip.size());
}
}