--- /dev/null 2015-08-30 16:31:40.093001923 -0400 +++ new/modules/base/src/test/java/test/javafx/binding/expression/BooleanExpressionTest.java 2015-08-31 10:24:40.569216652 -0400 @@ -0,0 +1,202 @@ +/* + * Copyright (c) 2011, 2013, Oracle and/or its affiliates. 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. Oracle designates this + * particular file as subject to the "Classpath" exception as provided + * by Oracle in the LICENSE file that accompanied this code. + * + * 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ + +package test.javafx.binding.expression; + +import static org.junit.Assert.assertEquals; +import static org.junit.Assert.assertTrue; +import javafx.beans.binding.BooleanBinding; +import javafx.beans.binding.BooleanExpression; +import javafx.beans.binding.ObjectExpression; +import javafx.beans.binding.StringBinding; +import javafx.beans.property.BooleanProperty; +import javafx.beans.property.SimpleBooleanProperty; +import javafx.beans.value.ObservableBooleanValueStub; +import javafx.beans.value.ObservableValue; +import javafx.beans.value.ObservableValueStub; +import test.javafx.binding.DependencyUtils; +import javafx.collections.FXCollections; + +import org.junit.Before; +import org.junit.Test; + +public class BooleanExpressionTest { + + private BooleanProperty op1; + private BooleanProperty op2; + + @Before + public void setUp() { + op1 = new SimpleBooleanProperty(true); + op2 = new SimpleBooleanProperty(false); + } + + @Test + public void testGetters() { + assertEquals(true, op1.get()); + assertEquals(Boolean.TRUE, op1.getValue()); + + assertEquals(false, op2.get()); + assertEquals(Boolean.FALSE, op2.getValue()); + } + + @Test + public void testAND() { + final BooleanExpression exp = op1.and(op2); + assertEquals(true && false, exp.get()); + + op1.set(false); + assertEquals(false && false, exp.get()); + + op2.set(true); + assertEquals(false && true, exp.get()); + + op1.set(true); + assertEquals(true && true, exp.get()); + } + + @Test + public void testOR() { + final BooleanExpression exp = op1.or(op2); + assertEquals(true || false, exp.get()); + + op1.set(false); + assertEquals(false || false, exp.get()); + + op2.set(true); + assertEquals(false || true, exp.get()); + + op1.set(true); + assertEquals(true || true, exp.get()); + } + + @Test + public void testNOT() { + final BooleanExpression exp = op1.not(); + assertEquals(false, exp.get()); + + op1.set(false); + assertEquals(true, exp.get()); + + op1.set(true); + assertEquals(false, exp.get()); + } + + @Test + public void testEquals() { + final BooleanExpression exp = op1.isEqualTo(op2); + assertEquals(true == false, exp.get()); + + op1.set(false); + assertEquals(false == false, exp.get()); + + op2.set(true); + assertEquals(false == true, exp.get()); + + op1.set(true); + assertEquals(true == true, exp.get()); + } + + @Test + public void testNotEquals() { + final BooleanExpression exp = op1.isNotEqualTo(op2); + assertEquals(true != false, exp.get()); + + op1.set(false); + assertEquals(false != false, exp.get()); + + op2.set(true); + assertEquals(false != true, exp.get()); + + op1.set(true); + assertEquals(true != true, exp.get()); + } + + @Test + public void testAsString() { + final StringBinding binding = op1.asString(); + DependencyUtils.checkDependencies(binding.getDependencies(), op1); + assertEquals("true", binding.get()); + + op1.set(false); + assertEquals("false", binding.get()); + + op1.set(true); + assertEquals("true", binding.get()); + } + + @Test + public void testAsObject() { + final ObservableBooleanValueStub valueModel = new ObservableBooleanValueStub(); + final ObjectExpression exp = BooleanExpression.booleanExpression(valueModel).asObject(); + + assertEquals(Boolean.FALSE, exp.get()); + valueModel.set(true); + assertEquals(Boolean.TRUE, exp.get()); + valueModel.set(false); + assertEquals(Boolean.FALSE, exp.get()); + } + + @Test + public void testFactory() { + final ObservableBooleanValueStub valueModel = new ObservableBooleanValueStub(); + final BooleanExpression exp = BooleanExpression.booleanExpression(valueModel); + + assertTrue(exp instanceof BooleanBinding); + assertEquals(FXCollections.singletonObservableList(valueModel), ((BooleanBinding)exp).getDependencies()); + + assertEquals(false, exp.get()); + valueModel.set(true); + assertEquals(true, exp.get()); + valueModel.set(false); + assertEquals(false, exp.get()); + + // make sure we do not create unnecessary bindings + assertEquals(op1, BooleanExpression.booleanExpression(op1)); + } + + @Test + public void testObjectToBoolean() { + final ObservableValueStub valueModel = new ObservableValueStub(); + final BooleanExpression exp = BooleanExpression.booleanExpression(valueModel); + + assertTrue(exp instanceof BooleanBinding); + assertEquals(FXCollections.singletonObservableList(valueModel), ((BooleanBinding)exp).getDependencies()); + + assertEquals(false, exp.get()); + valueModel.set(true); + assertEquals(true, exp.get()); + valueModel.set(false); + assertEquals(false, exp.get()); + + // make sure we do not create unnecessary bindings + assertEquals(op1, BooleanExpression.booleanExpression((ObservableValue)op1)); + } + + @Test(expected=NullPointerException.class) + public void testFactory_Null() { + BooleanExpression.booleanExpression(null); + } +}