| /* |
| * Copyright 2008 Google Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| * use this file except in compliance with the License. You may obtain a copy of |
| * the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| * License for the specific language governing permissions and limitations under |
| * the License. |
| */ |
| package com.google.gwt.dev.cfg; |
| |
| import com.google.gwt.core.ext.TreeLogger; |
| import com.google.gwt.core.ext.UnableToCompleteException; |
| import com.google.gwt.dev.util.log.PrintWriterTreeLogger; |
| |
| import junit.framework.TestCase; |
| |
| import java.io.PrintWriter; |
| import java.util.Arrays; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Set; |
| |
| /** |
| * Checks the behaviors of ModuleDefLoader and Properties. |
| */ |
| public class PropertyTest extends TestCase { |
| |
| private static int computePermutationCount(ModuleDef moduleDef) { |
| PropertyCombinations propertyCombinations = |
| new PropertyCombinations(moduleDef.getProperties(), moduleDef.getActiveLinkerNames()); |
| List<PropertyCombinations> collapsePropertySets = propertyCombinations.collapseProperties(); |
| int numPermutations = collapsePropertySets.size(); |
| return numPermutations; |
| } |
| |
| private static TreeLogger getRootLogger() { |
| PrintWriterTreeLogger logger = new PrintWriterTreeLogger(new PrintWriter( |
| System.err, true)); |
| logger.setMaxDetail(TreeLogger.ERROR); |
| return logger; |
| } |
| |
| private final ModuleDef moduleDef; |
| |
| public PropertyTest() throws UnableToCompleteException { |
| // Module has the same name as this class. |
| String moduleName = getClass().getCanonicalName(); |
| moduleDef = ModuleDefLoader.loadFromClassPath(getRootLogger(), moduleName); |
| } |
| |
| public void testModule() { |
| Properties p = moduleDef.getProperties(); |
| |
| { |
| BindingProperty restricted = (BindingProperty) p.find("restricted"); |
| assertNotNull(restricted); |
| assertEquals(3, |
| restricted.getGeneratedValues(restricted.getRootCondition()).length); |
| assertEquals( |
| Arrays.asList("a", "b", "c"), |
| Arrays.asList(restricted.getGeneratedValues(restricted.getRootCondition()))); |
| assertTrue(restricted.isDefinedValue("d")); |
| assertFalse(restricted.isAllowedValue("d")); |
| } |
| |
| { |
| BindingProperty restricted1s = (BindingProperty) p.find("restricted1s"); |
| assertNotNull(restricted1s); |
| assertTrue(restricted1s.isAllowedValue("a")); |
| assertEquals(1, |
| restricted1s.getGeneratedValues(restricted1s.getRootCondition()).length); |
| assertEquals("a", |
| restricted1s.getGeneratedValues(restricted1s.getRootCondition())[0]); |
| } |
| |
| { |
| BindingProperty conditional = (BindingProperty) p.find("conditional"); |
| assertNotNull(conditional); |
| assertFalse(conditional.isDerived()); |
| |
| Set<String> required = conditional.getRequiredProperties(); |
| assertEquals(required.size(), 1); |
| assertTrue(required.contains("restricted")); |
| |
| assertEquals(3, conditional.getConditionalValues().size()); |
| Iterator<Condition> it = conditional.getConditionalValues().keySet().iterator(); |
| |
| assertEquals(Arrays.asList("a", "b", "c"), |
| Arrays.asList(conditional.getGeneratedValues(it.next()))); |
| assertEquals(Arrays.asList("a", "b"), |
| Arrays.asList(conditional.getGeneratedValues(it.next()))); |
| assertEquals(Arrays.asList("c"), |
| Arrays.asList(conditional.getGeneratedValues(it.next()))); |
| } |
| |
| { |
| Property configProperty = p.find("configProperty"); |
| assertEquals("Hello World!", |
| ((ConfigurationProperty) configProperty).getValue()); |
| } |
| |
| { |
| Property configRedefined = p.find("configRedefined"); |
| assertEquals("bar", ((ConfigurationProperty) configRedefined).getValue()); |
| } |
| |
| { |
| BindingProperty derived = (BindingProperty) p.find("derived"); |
| assertNotNull(derived); |
| assertTrue(derived.isDerived()); |
| |
| Set<String> required = derived.getRequiredProperties(); |
| assertEquals(required.size(), 1); |
| assertTrue(required.contains("restricted")); |
| |
| assertEquals(3, derived.getConditionalValues().size()); |
| } |
| |
| { |
| BindingProperty reset = (BindingProperty) p.find("reset"); |
| assertNotNull(reset); |
| assertTrue(reset.isDerived()); |
| |
| Set<String> required = reset.getRequiredProperties(); |
| assertEquals(0, required.size()); |
| |
| assertEquals(1, reset.getConditionalValues().size()); |
| assertSame(reset.getRootCondition(), |
| reset.getConditionalValues().keySet().iterator().next()); |
| } |
| } |
| |
| public void testModuleInvalidOverride() { |
| String moduleName = getClass().getCanonicalName(); |
| |
| for (String name : Arrays.asList("A", "B", "C", "D")) { |
| try { |
| ModuleDefLoader.loadFromClassPath( |
| TreeLogger.NULL, moduleName + "Bad" + name); |
| fail("Test " + name + " should have thrown UnableToCompleteException"); |
| } catch (UnableToCompleteException e) { |
| // OK |
| } |
| } |
| } |
| |
| public void testProperty() { |
| Properties properties = new Properties(); |
| |
| assertNull(properties.find("deferred")); |
| BindingProperty d = properties.createBinding("deferred"); |
| assertSame(d, properties.createBinding("deferred")); |
| try { |
| properties.createConfiguration("deferred", false); |
| fail("Should have thrown an IllegalArgumentException"); |
| } catch (IllegalArgumentException e) { |
| // OK |
| } |
| |
| assertNull(properties.find("config")); |
| ConfigurationProperty c = properties.createConfiguration("config", false); |
| assertSame(c, properties.createConfiguration("config", false)); |
| try { |
| properties.createBinding("config"); |
| fail("Should have thrown an IllegalArgumentException"); |
| } catch (IllegalArgumentException e) { |
| // OK |
| } |
| } |
| |
| public void testRestrictAndReleaseProperty() throws UnableToCompleteException { |
| ModuleDef moduleDef = ModuleDefLoader.loadFromClassPath(getRootLogger(), |
| getClass().getCanonicalName() + "2"); |
| Properties properties = moduleDef.getProperties(); |
| |
| // Show that there are initially 7 combinations of form and ratio. |
| assertEquals(7, computePermutationCount(moduleDef)); |
| |
| // Restrict a simple property that contains no conditions. |
| properties.findBindingProp("form").setRootGeneratedValues("desktop"); |
| assertEquals(3, computePermutationCount(moduleDef)); |
| |
| // Restrict a *complex* property that contains some conditions. |
| properties.findBindingProp("ratio").setRootGeneratedValues("widescreen"); |
| assertEquals(1, computePermutationCount(moduleDef)); |
| |
| // Unrestrict both properties and show that the original permutation count is restored. |
| properties.findBindingProp("form").resetGeneratedValues(); |
| properties.findBindingProp("ratio").resetGeneratedValues(); |
| assertEquals(7, computePermutationCount(moduleDef)); |
| } |
| } |