jaroslav@355: /**
jaroslav@355:  * Back 2 Browser Bytecode Translator
jaroslav@1787:  * Copyright (C) 2012-2015 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
jaroslav@355:  *
jaroslav@355:  * This program is free software: you can redistribute it and/or modify
jaroslav@355:  * it under the terms of the GNU General Public License as published by
jaroslav@355:  * the Free Software Foundation, version 2 of the License.
jaroslav@355:  *
jaroslav@355:  * This program is distributed in the hope that it will be useful,
jaroslav@355:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
jaroslav@355:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
jaroslav@355:  * GNU General Public License for more details.
jaroslav@355:  *
jaroslav@355:  * You should have received a copy of the GNU General Public License
jaroslav@355:  * along with this program. Look for COPYING file in the top folder.
jaroslav@355:  * If not, see http://opensource.org/licenses/GPL-2.0.
jaroslav@355:  */
jaroslav@355: package org.apidesign.bck2brwsr.tck;
jaroslav@355: 
jaroslav@1985: import java.io.Serializable;
jaroslav@1985: import java.lang.ClassValue;
jaroslav@355: import org.apidesign.bck2brwsr.vmtest.Compare;
jaroslav@355: import org.apidesign.bck2brwsr.vmtest.VMTest;
jaroslav@355: import org.testng.annotations.Factory;
jaroslav@355: 
jaroslav@355: /**
jaroslav@355:  *
jaroslav@355:  * @author Jaroslav Tulach <jtulach@netbeans.org>
jaroslav@355:  */
jaroslav@1982: public class ReflectionClassValueTest {
jaroslav@1982:     private static final class StringValue extends ClassValue<String> {
jaroslav@1982:         private final boolean upper;
jaroslav@1982: 
jaroslav@1982:         public StringValue(boolean upper) {
jaroslav@1982:             this.upper = upper;
jaroslav@1982:         }
jaroslav@1982: 
jaroslav@1982:         @Override
jaroslav@1982:         protected String computeValue(Class<?> type) {
jaroslav@1982:             final String str = new String(type.toString());
jaroslav@1982:             return upper ? str.toUpperCase() : str.toLowerCase();
jaroslav@1982:         }
jaroslav@1982:     }
jaroslav@1982:     private static final StringValue UPPER = new StringValue(true);
jaroslav@1982:     private static final StringValue LOWER = new StringValue(false);
jaroslav@1982: 
jaroslav@1982:     @Compare public String upperRunnable() {
jaroslav@1982:         return UPPER.get(Runnable.class);
jaroslav@1982:     }
jaroslav@1982: 
jaroslav@1982:     @Compare public String lowerRunnable() {
jaroslav@1982:         return LOWER.get(Runnable.class);
jaroslav@412:     }
jaroslav@412:     
jaroslav@1982:     @Compare public boolean valueIsCached() {
jaroslav@1982:         String one = LOWER.get(Runnable.class);
jaroslav@1982:         String two = LOWER.get(Runnable.class);
jaroslav@1982:         return one == two;
jaroslav@355:     }
jaroslav@355: 
jaroslav@1982:     @Compare public String upperObject() {
jaroslav@1982:         return UPPER.get(Object.class);
jaroslav@649:     }
jaroslav@649: 
jaroslav@1982:     @Compare public String lowerObject() {
jaroslav@1982:         return LOWER.get(Object.class);
jaroslav@886:     }
jaroslav@886: 
jaroslav@1982:     @Compare public String upperLowerString() {
jaroslav@1982:         return UPPER.get(String.class) + LOWER.get(String.class);
jaroslav@886:     }
jaroslav@886: 
jaroslav@1982:     @Compare public String lowerUpperSeq() {
jaroslav@1982:         return LOWER.get(CharSequence.class) + UPPER.get(CharSequence.class);
jaroslav@886:     }
jaroslav@886: 
jaroslav@1985:     private static final class CountingNull extends ClassValue<Object> {
jaroslav@1985:         int cnt;
jaroslav@1985: 
jaroslav@1985:         @Override
jaroslav@1985:         protected Object computeValue(Class<?> type) {
jaroslav@1985:             cnt++;
jaroslav@1985:             return null;
jaroslav@1985:         }
jaroslav@1985:     }
jaroslav@1985: 
jaroslav@1985:     @Compare public int getNullThreeTimes() {
jaroslav@1985:         CountingNull counter = new CountingNull();
jaroslav@1985:         Object o1 = counter.get(Serializable.class);
jaroslav@1985:         Object o2 = counter.get(Serializable.class);
jaroslav@1985:         Object o3 = counter.get(Serializable.class);
jaroslav@1985:         assert o1 == null;
jaroslav@1985:         assert o2 == null;
jaroslav@1985:         assert o3 == null;
jaroslav@1985:         return counter.cnt;
jaroslav@1985:     }
jaroslav@1985: 
jaroslav@1985:     private static final class NewObj extends ClassValue<Integer> {
jaroslav@1985:         int cnt;
jaroslav@1985: 
jaroslav@1985:         @Override
jaroslav@1985:         protected Integer computeValue(Class<?> type) {
jaroslav@1985:             cnt++;
jaroslav@1985:             return new Integer(cnt);
jaroslav@1985:         }
jaroslav@1985:     }
jaroslav@1985: 
jaroslav@1985:     @Compare public boolean valueCanBeCleared() {
jaroslav@1985:         NewObj cache = new NewObj();
jaroslav@1985:         Integer one = cache.get(Runnable.class);
jaroslav@1985:         Integer two = cache.get(Runnable.class);
jaroslav@1985:         assert one == two;
jaroslav@1985:         cache.remove(Runnable.class);
jaroslav@1985:         Integer three = cache.get(Runnable.class);
jaroslav@1985:         return one != three;
jaroslav@1985:     }
jaroslav@1985: 
jaroslav@355:     @Factory
jaroslav@355:     public static Object[] create() {
jaroslav@1982:         return VMTest.create(ReflectionClassValueTest.class);
jaroslav@1838:     }
jaroslav@355: }