1 files changed, 164 insertions, 0 deletions
diff --git a/gnu/testlet/java/awt/AlphaComposite/getInstance.java b/gnu/testlet/java/awt/AlphaComposite/getInstance.java
new file mode 100644
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+++ b/gnu/testlet/java/awt/AlphaComposite/getInstance.java
@@ -0,0 +1,164 @@
+// Tags: JDK1.2
+
+// Copyright (C) 2005 David Gilbert <david.gilbert@object-refinery.com>
+
+// This file is part of Mauve.
+
+// Mauve is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2, or (at your option)
+// any later version.
+
+// Mauve is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with Mauve; see the file COPYING.  If not, write to
+// the Free Software Foundation, 59 Temple Place - Suite 330,
+// Boston, MA 02111-1307, USA.  */
+
+package gnu.testlet.java.awt.AlphaComposite;
+
+import gnu.testlet.TestHarness;
+import gnu.testlet.Testlet;
+
+import java.awt.AlphaComposite;
+
+/**
+ * Some checks for the getInstance() method in the {@link AlphaComposite} class.  
+ */
+public class getInstance implements Testlet 
+{
+
+  /**
+   * Runs the test using the specified harness.
+   * 
+   * @param harness  the test harness (<code>null</code> not permitted).
+   */
+  public void test(TestHarness harness) 
+  {
+    test1(harness);
+    test2(harness);
+  }
+
+  /**
+   * Runs the test using the specified harness.
+   * 
+   * @param harness  the test harness (<code>null</code> not permitted).
+   */
+  public void test1(TestHarness harness)  
+  {
+    harness.checkPoint("(int)");
+    
+    // CLEAR
+    AlphaComposite a = AlphaComposite.getInstance(AlphaComposite.CLEAR);
+    harness.check(a.getRule(), AlphaComposite.CLEAR);
+    harness.check(a.getAlpha(), 1.0f);
+    
+    // SRC
+    a = AlphaComposite.getInstance(AlphaComposite.SRC);
+    harness.check(a.getRule(), AlphaComposite.SRC);
+    harness.check(a.getAlpha(), 1.0f);
+
+    // DST
+    a = AlphaComposite.getInstance(AlphaComposite.DST);
+    harness.check(a.getRule(), AlphaComposite.DST);
+    harness.check(a.getAlpha(), 1.0f);
+
+    // SRC_OVER
+    a = AlphaComposite.getInstance(AlphaComposite.SRC_OVER);
+    harness.check(a.getRule(), AlphaComposite.SRC_OVER);
+    harness.check(a.getAlpha(), 1.0f);
+
+    // DST_OVER
+    a = AlphaComposite.getInstance(AlphaComposite.DST_OVER);
+    harness.check(a.getRule(), AlphaComposite.DST_OVER);
+    harness.check(a.getAlpha(), 1.0f);
+
+    // SRC_IN
+    a = AlphaComposite.getInstance(AlphaComposite.SRC_IN);
+    harness.check(a.getRule(), AlphaComposite.SRC_IN);
+    harness.check(a.getAlpha(), 1.0f);
+
+    // DST_IN
+    a = AlphaComposite.getInstance(AlphaComposite.DST_IN);
+    harness.check(a.getRule(), AlphaComposite.DST_IN);
+    harness.check(a.getAlpha(), 1.0f);
+
+    // SRC_OUT
+    a = AlphaComposite.getInstance(AlphaComposite.SRC_OUT);
+    harness.check(a.getRule(), AlphaComposite.SRC_OUT);
+    harness.check(a.getAlpha(), 1.0f);
+
+    // DST_OUT
+    a = AlphaComposite.getInstance(AlphaComposite.DST_OUT);
+    harness.check(a.getRule(), AlphaComposite.DST_OUT);
+    harness.check(a.getAlpha(), 1.0f);
+  
+    // try a bad constant
+    boolean pass = false;
+    try
+    {
+      a = AlphaComposite.getInstance(99);   
+    }
+    catch (IllegalArgumentException e)
+    {
+      pass = true;   
+    }
+    harness.check(pass);
+    
+    // try another bad constant
+    pass = false;
+    try
+    {
+      a = AlphaComposite.getInstance(-1);   
+    }
+    catch (IllegalArgumentException e)
+    {
+      pass = true;   
+    }
+    harness.check(pass);
+    
+  }
+
+  /**
+   * Runs the test using the specified harness.
+   * 
+   * @param harness  the test harness (<code>null</code> not permitted).
+   */
+  public void test2(TestHarness harness)  
+  {
+    harness.checkPoint("(int, float)");
+ 
+    AlphaComposite a = AlphaComposite.getInstance(AlphaComposite.SRC, 0.123f);
+    harness.check(a.getRule(), AlphaComposite.SRC);
+    harness.check(a.getAlpha(), 0.123f);
+    
+    // try negative alpha
+    boolean pass = false;
+    try
+    {
+      /* a = */ AlphaComposite.getInstance(AlphaComposite.SRC, -0.01f);    
+    }
+    catch (IllegalArgumentException e)
+    {
+      pass = true;   
+    }
+    harness.check(pass);
+
+    // try alpha > 1.0
+    pass = false;
+    try
+    {
+      /* a = */ AlphaComposite.getInstance(AlphaComposite.SRC, 1.01f);    
+    }
+    catch (IllegalArgumentException e)
+    {
+      pass = true;   
+    }
+    harness.check(pass);
+  
+  }
+}