jaroslav@489: /**
jaroslav@489:  * Back 2 Browser Bytecode Translator
jaroslav@489:  * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
jaroslav@489:  *
jaroslav@489:  * This program is free software: you can redistribute it and/or modify
jaroslav@489:  * it under the terms of the GNU General Public License as published by
jaroslav@489:  * the Free Software Foundation, version 2 of the License.
jaroslav@489:  *
jaroslav@489:  * This program is distributed in the hope that it will be useful,
jaroslav@489:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
jaroslav@489:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
jaroslav@489:  * GNU General Public License for more details.
jaroslav@489:  *
jaroslav@489:  * You should have received a copy of the GNU General Public License
jaroslav@489:  * along with this program. Look for COPYING file in the top folder.
jaroslav@489:  * If not, see http://opensource.org/licenses/GPL-2.0.
jaroslav@489:  */
jaroslav@489: package org.apidesign.bck2brwsr.htmlpage;
jaroslav@489: 
jaroslav@499: import java.util.ArrayList;
jaroslav@499: import java.util.List;
jaroslav@491: import org.apidesign.bck2brwsr.htmlpage.api.ComputedProperty;
jaroslav@489: import org.apidesign.bck2brwsr.htmlpage.api.Page;
jaroslav@490: import org.apidesign.bck2brwsr.htmlpage.api.Property;
jaroslav@489: import static org.testng.Assert.*;
jaroslav@489: import org.testng.annotations.Test;
jaroslav@489: 
jaroslav@489: /**
jaroslav@489:  *
jaroslav@489:  * @author Jaroslav Tulach <jtulach@netbeans.org>
jaroslav@489:  */
jaroslav@490: @Page(xhtml = "Empty.html", className = "Model", properties = {
jaroslav@499:     @Property(name = "value", type = int.class),
jaroslav@499:     @Property(name = "unrelated", type = long.class)
jaroslav@490: })
jaroslav@489: public class ModelTest {
jaroslav@490:     @Test public void classGeneratedWithSetterGetter() {
jaroslav@489:         Class<?> c = Model.class;
jaroslav@489:         assertNotNull(c, "Class for empty page generated");
jaroslav@490:         Model.setValue(10);
jaroslav@490:         assertEquals(10, Model.getValue(), "Value changed");
jaroslav@489:     }
jaroslav@491:     
jaroslav@491:     @Test public void computedMethod() {
jaroslav@491:         Model.setValue(4);
jaroslav@491:         assertEquals(16, Model.getPowerValue());
jaroslav@491:     }
jaroslav@491:     
jaroslav@499:     @Test public void derivedPropertiesAreNotified() {
jaroslav@499:         MockKnockout my = new MockKnockout();
jaroslav@499:         MockKnockout.next = my;
jaroslav@499:         
jaroslav@499:         Model.applyBindings();
jaroslav@499:         
jaroslav@499:         Model.setValue(33);
jaroslav@499:         
jaroslav@499:         assertEquals(my.mutated.size(), 2, "Two properties changed: " + my.mutated);
jaroslav@499:         assertTrue(my.mutated.contains("powerValue"), "Power value is in there: " + my.mutated);
jaroslav@499:         assertTrue(my.mutated.contains("value"), "Simple value is in there: " + my.mutated);
jaroslav@499:         
jaroslav@499:         my.mutated.clear();
jaroslav@499:         
jaroslav@499:         Model.setUnrelated(44);
jaroslav@499:         assertEquals(my.mutated.size(), 1, "One property changed");
jaroslav@499:         assertTrue(my.mutated.contains("unrelated"), "Its name is unrelated");
jaroslav@499:     }
jaroslav@499:     
jaroslav@500:     @Test public void computedPropertyCannotWriteToModel() {
jaroslav@500:         try {
jaroslav@500:             String res = Model.getNotAllowedWrite();
jaroslav@500:             fail("We should not be allowed to write to the model: " + res);
jaroslav@500:         } catch (IllegalStateException ex) {
jaroslav@500:             // OK, we can't read
jaroslav@500:         }
jaroslav@500:     }
jaroslav@500: 
jaroslav@500:     @Test public void computedPropertyCannotReadToModel() {
jaroslav@500:         try {
jaroslav@500:             String res = Model.getNotAllowedRead();
jaroslav@500:             fail("We should not be allowed to read from the model: " + res);
jaroslav@500:         } catch (IllegalStateException ex) {
jaroslav@500:             // OK, we can't read
jaroslav@500:         }
jaroslav@500:     }
jaroslav@500:     
jaroslav@491:     @ComputedProperty
jaroslav@491:     static int powerValue(int value) {
jaroslav@491:         return value * value;
jaroslav@491:     }
jaroslav@499:     
jaroslav@500:     @ComputedProperty
jaroslav@500:     static String notAllowedRead() {
jaroslav@500:         return "Not allowed callback: " + Model.getUnrelated();
jaroslav@500:     }
jaroslav@500: 
jaroslav@500:     @ComputedProperty
jaroslav@500:     static String notAllowedWrite() {
jaroslav@500:         Model.setUnrelated(11);
jaroslav@500:         return "Not allowed callback!";
jaroslav@500:     }
jaroslav@500:     
jaroslav@499:     static class MockKnockout extends Knockout {
jaroslav@499:         List<String> mutated = new ArrayList<String>();
jaroslav@499:         
jaroslav@499:         @Override
jaroslav@499:         public void valueHasMutated(String prop) {
jaroslav@499:             mutated.add(prop);
jaroslav@499:         }
jaroslav@499:     }
jaroslav@489: }