jdk/test/java/io/PrintWriter/OpsAfterClose.java
changeset 2 90ce3da70b43
child 5506 202f599c92aa
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/java/io/PrintWriter/OpsAfterClose.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,89 @@
+/*
+ * Copyright 2005 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 5085148
+ *  @summary Test if PrintWriter methods check if the stream
+ *           has been closed.
+ */
+
+import java.io.*;
+
+public enum OpsAfterClose {
+
+        WRITE_BUF { boolean check(PrintWriter w) {
+                    char buf[] = new char[2];
+                    w.write(buf);
+                    return w.checkError();
+            } },
+
+        WRITE_BUF_OFF { boolean check(PrintWriter w) {
+                    char buf[] = new char[2];
+                    int len = 1;
+                    w.write(buf, 0, len);
+                    return w.checkError();
+             } },
+        WRITE_INT { boolean check(PrintWriter w) {
+                    w.write(1);
+                    return w.checkError();
+             } },
+        WRITE_STR { boolean check(PrintWriter w) {
+                    String s = "abc";
+                    w.write(s);
+                    return w.checkError();
+             } },
+        WRITE_STR_OFF { boolean check(PrintWriter w) {
+                    String s = "abc";
+                    w.write(s, 0, s.length());
+                    return w.checkError();
+             } };
+
+    abstract boolean check(PrintWriter w);
+
+    public static void main(String args[]) throws Exception {
+
+        System.out.println("Testing PrintWriter");
+        boolean failed = false;
+        boolean result = false;
+        File f = new File(System.getProperty("test.dir", "."),
+                          "print-writer.out");
+        f.deleteOnExit();
+
+        for (OpsAfterClose op : OpsAfterClose.values()) {
+            PrintWriter pw = new PrintWriter(
+                                new FileWriter(f));
+            pw.close();
+            result = op.check(pw);
+            if (!result) {
+                failed = true;
+            }
+           System.out.println(op + ":" + result);
+        }
+        if (failed) {
+            throw new Exception(
+                "Test failed for the failed operation{s} " +
+                "above for the PrintWriter");
+        }
+    }
+}