Add test case for bug 459 shader compile failure

This commit adds a test case for bug 459, where
compilation of a vertex buffer fails on Windows
when the stencil cap is requested. This bug is
Windows-only; it works on Mac OS X and CentOS.

1 files changed, 162 insertions, 0 deletions

diff --git a/src/test/com/jogamp/opengl/test/junit/jogl/glsl/TestShaderCompilationBug459AWT.java b/src/test/com/jogamp/opengl/test/junit/jogl/glsl/TestShaderCompilationBug459AWT.java
new file mode 100644
index 000000000..e740577d3
--- /dev/null
+++ b/src/test/com/jogamp/opengl/test/junit/jogl/glsl/TestShaderCompilationBug459AWT.java
@@ -0,0 +1,162 @@
+/**
+ * Copyright 2010 JogAmp Community. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modification, are
+ * permitted provided that the following conditions are met:
+ * 
+ *    1. Redistributions of source code must retain the above copyright notice, this list of
+ *       conditions and the following disclaimer.
+ * 
+ *    2. Redistributions in binary form must reproduce the above copyright notice, this list
+ *       of conditions and the following disclaimer in the documentation and/or other materials
+ *       provided with the distribution.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JogAmp Community OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ * 
+ * The views and conclusions contained in the software and documentation are those of the
+ * authors and should not be interpreted as representing official policies, either expressed
+ * or implied, of JogAmp Community.
+ */
+package com.jogamp.opengl.test.junit.jogl.glsl;
+
+import com.jogamp.opengl.test.junit.util.UITestCase;
+import com.jogamp.opengl.util.Animator;
+
+import javax.media.opengl.GL2GL3;
+import javax.media.opengl.GLAutoDrawable;
+import javax.media.opengl.GLCapabilities;
+import javax.media.opengl.GLEventListener;
+import javax.media.opengl.GLException;
+import javax.media.opengl.GLProfile;
+import javax.media.opengl.awt.GLCanvas;
+import java.awt.Frame;
+
+import org.junit.Assert;
+import org.junit.BeforeClass;
+import org.junit.AfterClass;
+import org.junit.Test;
+
+/**
+ * Duplicates bug 459, where a vertex shader won't compile when 8 bits of stencil are requested.
+ * This bug is Windows-only; it works on Mac OS X and CentOS.
+ */
+public class TestShaderCompilationBug459AWT extends UITestCase {
+    static GLProfile glp;
+    static int width, height;
+    static long duration = 500; // ms
+    /** Exception in shader code sets this, since it won't bubble up through AWT. */
+    GLException glexception;
+
+    @BeforeClass
+    public static void initClass() {
+        GLProfile.initSingleton(true);
+        glp = GLProfile.getDefault();
+        Assert.assertNotNull(glp);
+        width  = 512;
+        height = 512;
+    }
+
+    @AfterClass
+    public static void releaseClass() {
+    }
+
+    @Test
+    public void compileShader() throws InterruptedException {
+        GLProfile glp = GLProfile.get("GL2GL3");         
+        GLCapabilities caps = new GLCapabilities(glp);   
+        // commenting out this line makes it work
+        caps.setStencilBits(8);
+
+        // commenting in this line also makes it work
+        //caps.setSampleBuffers(true); 
+
+        Frame frame = new Frame("Bug 459 shader compilation test");
+        Assert.assertNotNull(frame);
+
+        GLCanvas glCanvas = new GLCanvas(caps);
+        Assert.assertNotNull(glCanvas);
+        frame.add(glCanvas);
+        frame.setSize(512, 512);
+
+        glCanvas.addGLEventListener(new GLEventListener() {
+            @Override
+            public void init(GLAutoDrawable drawable) {
+                String code = "void main(void){gl_Position = vec4(0,0,0,1);}";         
+
+                GL2GL3 gl = drawable.getGL().getGL2GL3();         
+                int id = gl.glCreateShader(GL2GL3.GL_VERTEX_SHADER); 
+
+                try {
+                    gl.glShaderSource(id, 1, new String[] { code }, (int[])null, 0); 
+                    gl.glCompileShader(id); 
+    
+                    int[] compiled = new int[1]; 
+                    gl.glGetShaderiv(id, GL2GL3.GL_COMPILE_STATUS, compiled, 0); 
+                    if (compiled[0] == GL2GL3.GL_FALSE) { 
+                        int[] logLength = new int[1]; 
+                        gl.glGetShaderiv(id, GL2GL3.GL_INFO_LOG_LENGTH, logLength, 0); 
+                        
+                        byte[] log = new byte[logLength[0]]; 
+                        gl.glGetShaderInfoLog(id, logLength[0], (int[])null, 0, log, 0); 
+                        
+                        System.err.println("Error compiling the shader: " + new String(log)); 
+                            
+                        gl.glDeleteShader(id); 
+                    } 
+                    else {
+                        System.out.println("Shader compiled: id=" + id); 
+                    }
+                }
+                catch( GLException e ) {
+                    glexception = e;
+                }
+            }
+
+            @Override
+            public void dispose(GLAutoDrawable drawable) {
+            }
+
+            @Override
+            public void display(GLAutoDrawable drawable) {
+            }
+
+            @Override
+            public void reshape(GLAutoDrawable drawable, int x, int y, int width, int height) {
+            }
+        });
+
+        Animator animator = new Animator(glCanvas);
+        frame.setVisible(true);
+        animator.start();
+
+        while(animator.isAnimating() && animator.getDuration()<duration) {
+            Thread.sleep(100);
+        }
+
+        Assert.assertTrue( glexception != null ? glexception.getMessage() : "", glexception == null );
+        Assert.assertNotNull(frame);
+        Assert.assertNotNull(glCanvas);
+        Assert.assertNotNull(animator);
+
+        animator.stop();
+        Assert.assertEquals(false, animator.isAnimating());
+        frame.setVisible(false);
+        Assert.assertEquals(false, frame.isVisible());
+        frame.remove(glCanvas);
+        frame.dispose();
+        frame=null;
+        glCanvas=null;
+    }
+
+    public static void main(String args[]) {
+        org.junit.runner.JUnitCore.main(TestShaderCompilationBug459AWT.class.getName());
+    }
+}