langtools/test/tools/javac/EarlyAssert.java
changeset 10 06bc494ca11e
child 2985 f43e1241e7fb
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/langtools/test/tools/javac/EarlyAssert.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,60 @@
+/*
+ * Copyright 2001-2002 Sun Microsystems, Inc.  All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code 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
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+/*
+ * @test
+ * @bug 4402864
+ * @summary Verify that assertions are enabled before the class is initialized
+ * and not thereafter
+ * @author gafter
+ *
+ * @compile -source 1.4 EarlyAssert.java
+ * @run main EarlyAssert
+ */
+
+/*
+ * Verify that assertions are enabled until the class is initialized
+ */
+
+class EASuper {
+    static {
+        EarlyAssert.foo();
+    }
+}
+
+public class EarlyAssert extends EASuper {
+    static public void foo() {
+        boolean assertionStatus = false;
+        assert assertionStatus = true;
+        if (!assertionStatus) {
+            throw new Error("Assertions are not enabled before initialization as they should be.");
+        }
+    }
+    public static void main(String[] args) {
+        boolean assertionStatus = false;
+        assert assertionStatus = true;
+        if (assertionStatus) {
+            throw new Error("Assertions are not disabled after initialization as they should be.");
+        }
+    }
+}