jdk/test/java/util/concurrent/Executors/Throws.java
changeset 2 90ce3da70b43
child 5506 202f599c92aa
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/java/util/concurrent/Executors/Throws.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,132 @@
+/*
+ * Copyright 2006 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 6398290
+ * @summary Check Executors/STPE Exception specifications
+ * @author Martin Buchholz
+ */
+
+import java.io.*;
+import java.util.*;
+import java.util.concurrent.*;
+import static java.util.concurrent.Executors.*;
+import java.security.PrivilegedAction;
+import java.security.PrivilegedExceptionAction;
+
+public class Throws {
+    private static void realMain(String[] args) throws Throwable {
+        final ThreadFactory fac = defaultThreadFactory();
+        final ThreadFactory nullFactory = null;
+        final RejectedExecutionHandler reh
+            = new RejectedExecutionHandler() {
+                    public void rejectedExecution(Runnable r,
+                                                  ThreadPoolExecutor executor) {}};
+        final RejectedExecutionHandler nullHandler = null;
+
+        THROWS(
+            NullPointerException.class,
+            new Fun(){void f(){ newFixedThreadPool(3, null); }},
+            new Fun(){void f(){ newCachedThreadPool(null); }},
+            new Fun(){void f(){ newSingleThreadScheduledExecutor(null); }},
+            new Fun(){void f(){ newScheduledThreadPool(0, null); }},
+            new Fun(){void f(){ unconfigurableExecutorService(null); }},
+            new Fun(){void f(){ unconfigurableScheduledExecutorService(null); }},
+            new Fun(){void f(){ callable(null, "foo"); }},
+            new Fun(){void f(){ callable((Runnable) null); }},
+            new Fun(){void f(){ callable((PrivilegedAction<?>) null); }},
+            new Fun(){void f(){ callable((PrivilegedExceptionAction<?>) null); }},
+            new Fun(){void f(){ privilegedCallable((Callable<?>) null); }},
+            new Fun(){void f(){ new ScheduledThreadPoolExecutor(0, nullFactory); }},
+            new Fun(){void f(){ new ScheduledThreadPoolExecutor(0, nullFactory, reh); }},
+            new Fun(){void f(){ new ScheduledThreadPoolExecutor(0, fac, nullHandler); }});
+
+        THROWS(
+            IllegalArgumentException.class,
+            new Fun(){void f(){ newFixedThreadPool(-42); }},
+            new Fun(){void f(){ newFixedThreadPool(0)  ; }},
+            new Fun(){void f(){ newFixedThreadPool(-42, fac); }},
+            new Fun(){void f(){ newFixedThreadPool(0,   fac); }},
+            new Fun(){void f(){ newScheduledThreadPool(-42); }},
+            new Fun(){void f(){ new ScheduledThreadPoolExecutor(-42); }},
+            new Fun(){void f(){ new ScheduledThreadPoolExecutor(-42, reh); }},
+            new Fun(){void f(){ new ScheduledThreadPoolExecutor(-42, fac, reh); }});
+
+        try { newFixedThreadPool(1).shutdownNow(); pass(); }
+        catch (Throwable t) { unexpected(t); }
+
+        try { newFixedThreadPool(1, fac).shutdownNow(); pass(); }
+        catch (Throwable t) { unexpected(t); }
+
+        try { newSingleThreadExecutor().shutdownNow(); pass(); }
+        catch (Throwable t) { unexpected(t); }
+
+        try { newCachedThreadPool().shutdownNow(); pass(); }
+        catch (Throwable t) { unexpected(t); }
+
+        try { newSingleThreadScheduledExecutor().shutdownNow(); pass(); }
+        catch (Throwable t) { unexpected(t); }
+
+        try { newSingleThreadScheduledExecutor(fac).shutdownNow(); pass(); }
+        catch (Throwable t) { unexpected(t); }
+
+        try { newScheduledThreadPool(0).shutdownNow(); pass(); }
+        catch (Throwable t) { unexpected(t); }
+
+        try { newScheduledThreadPool(0, fac).shutdownNow(); pass(); }
+        catch (Throwable t) { unexpected(t); }
+
+        try { new ScheduledThreadPoolExecutor(0).shutdownNow(); pass(); }
+        catch (Throwable t) { unexpected(t); }
+
+        try { new ScheduledThreadPoolExecutor(0, fac).shutdownNow(); pass(); }
+        catch (Throwable t) { unexpected(t); }
+
+        try { new ScheduledThreadPoolExecutor(0, fac, reh).shutdownNow(); pass(); }
+        catch (Throwable t) { unexpected(t); }
+
+    }
+
+    //--------------------- Infrastructure ---------------------------
+    static volatile int passed = 0, failed = 0;
+    static void pass() {passed++;}
+    static void fail() {failed++; Thread.dumpStack();}
+    static void fail(String msg) {System.out.println(msg); fail();}
+    static void unexpected(Throwable t) {failed++; t.printStackTrace();}
+    static void check(boolean cond) {if (cond) pass(); else fail();}
+    static void equal(Object x, Object y) {
+        if (x == null ? y == null : x.equals(y)) pass();
+        else fail(x + " not equal to " + y);}
+    public static void main(String[] args) throws Throwable {
+        try {realMain(args);} catch (Throwable t) {unexpected(t);}
+        System.out.printf("%nPassed = %d, failed = %d%n%n", passed, failed);
+        if (failed > 0) throw new AssertionError("Some tests failed");}
+    private static abstract class Fun {abstract void f() throws Throwable;}
+    static void THROWS(Class<? extends Throwable> k, Fun... fs) {
+        for (Fun f : fs)
+            try { f.f(); fail("Expected " + k.getName() + " not thrown"); }
+            catch (Throwable t) {
+                if (k.isAssignableFrom(t.getClass())) pass();
+                else unexpected(t);}}
+}