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FYI: Component.repaint() test


This tests the Component.repaint() methods and how they call each other.

2006-02-13  Roman Kennke  <kennke@aicas.com>

        * gnu/testlet/java/awt/Component/repaint.java: New test.

/Roman
Index: gnu/testlet/java/awt/Component/repaint.java
===================================================================
RCS file: gnu/testlet/java/awt/Component/repaint.java
diff -N gnu/testlet/java/awt/Component/repaint.java
--- /dev/null	1 Jan 1970 00:00:00 -0000
+++ gnu/testlet/java/awt/Component/repaint.java	13 Feb 2006 15:15:00 -0000
@@ -0,0 +1,136 @@
+/* repaint.java -- Tests repaint() methods in Component
+   Copyright (C) 2006 Roman Kennke (kennke@aicas.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, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301 USA.
+
+*/
+
+// Tags: JDK1.1
+
+package gnu.testlet.java.awt.Component;
+
+import java.awt.Component;
+
+import gnu.testlet.TestHarness;
+import gnu.testlet.Testlet;
+
+/**
+ * Tests how the repaint() methods call each other.
+ *
+ * @author Roman Kennke (kennke@aicas.com)
+ */
+public class repaint implements Testlet
+{
+  /**
+   * Indicate if one of the repaint methods got called.
+   */
+  boolean repaint1Called; // The no-arg version.
+  boolean repaint2Called; // The repaint(long) version.
+  boolean repaint3Called; // The repaint(int,int,int,int) version.
+  boolean repaint4Called; // The repaint(long,int,int,int,int) version.
+  
+  /**
+   * Overridden to check which repaint() method gets called when.
+   */
+  class TestComponent extends Component
+  {
+    public void repaint()
+    {
+      super.repaint();
+      repaint1Called = true;
+    }
+    public void repaint(long tm)
+    {
+      super.repaint(tm);
+      repaint2Called = true;
+    }
+    public void repaint(int x, int y, int w, int h)
+    {
+      super.repaint(x, y, w, h);
+      repaint3Called = true;
+    }
+    public void repaint(long tm, int x, int y, int w, int h)
+    {
+      super.repaint(tm, x, y, w, h);
+      repaint4Called = true;
+    }
+  }
+
+  /**
+   * The entry point into this test.
+   *
+   * @param harness the test harness to use
+   */
+  public void test(TestHarness harness)
+  {
+    testNotShowing(harness);
+  }
+
+  /**
+   * Tests how the repaint() methods call each other when the component is not
+   * showing.
+   *
+   * @param h the test harness to use
+   */
+  private void testNotShowing(TestHarness h)
+  {
+    h.checkPoint("testNotShowing");
+    TestComponent c = new TestComponent();
+    // The component must not be showing at this point.
+    h.check(!c.isShowing());
+
+    repaint1Called = false;
+    repaint2Called = false;
+    repaint3Called = false;
+    repaint4Called = false;
+    c.repaint();
+    h.check(repaint1Called);
+    h.check(! repaint2Called);
+    h.check(! repaint3Called);
+    h.check(repaint4Called);
+
+    repaint1Called = false;
+    repaint2Called = false;
+    repaint3Called = false;
+    repaint4Called = false;
+    c.repaint(100);
+    h.check(! repaint1Called);
+    h.check(repaint2Called);
+    h.check(! repaint3Called);
+    h.check(repaint4Called);
+
+    repaint1Called = false;
+    repaint2Called = false;
+    repaint3Called = false;
+    repaint4Called = false;
+    c.repaint(0, 0, 1, 2);
+    h.check(! repaint1Called);
+    h.check(! repaint2Called);
+    h.check(repaint3Called);
+    h.check(repaint4Called);
+
+    repaint1Called = false;
+    repaint2Called = false;
+    repaint3Called = false;
+    repaint4Called = false;
+    c.repaint(100, 0, 0, 1, 2);
+    h.check(! repaint1Called);
+    h.check(! repaint2Called);
+    h.check(! repaint3Called);
+    h.check(repaint4Called);
+  }
+}

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