| /* |
| * Copyright 2013 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.BadPropertyValueException; |
| import com.google.gwt.thirdparty.guava.common.collect.Lists; |
| |
| import junit.framework.TestCase; |
| |
| import java.util.List; |
| |
| /** |
| * Tests for DynamicPropertyOracle. |
| */ |
| public class DynamicPropertyOracleTest extends TestCase { |
| |
| public void testGetConfigurationProperty() throws BadPropertyValueException { |
| // Sets up. |
| List<String> expectedValues = Lists.newArrayList("webkit", "mozilla"); |
| Properties properties = new Properties(); |
| ConfigurationProperty userAgentProperty = properties.createConfiguration("user.agent", true); |
| for (String expectedValue : expectedValues) { |
| userAgentProperty.addValue(expectedValue); |
| } |
| DynamicPropertyOracle dynamicPropertyOracle = new DynamicPropertyOracle(properties); |
| |
| // Pulls out the prepared configuration property. |
| com.google.gwt.core.ext.ConfigurationProperty configurationProperty = |
| dynamicPropertyOracle.getConfigurationProperty("user.agent"); |
| assertEquals(expectedValues, configurationProperty.getValues()); |
| } |
| |
| public void testProcess() throws BadPropertyValueException { |
| // Sets up. |
| Properties properties = new Properties(); |
| BindingProperty userAgentProperty = properties.createBinding("user.agent"); |
| BindingProperty localeProperty = properties.createBinding("locale"); |
| DynamicPropertyOracle dynamicPropertyOracle = new DynamicPropertyOracle(properties); |
| |
| // Verifies baseline state. |
| assertFalse(dynamicPropertyOracle.haveAccessedPropertiesChanged()); |
| assertTrue(dynamicPropertyOracle.getAccessedProperties().isEmpty()); |
| |
| // Finds XML Fallback. |
| userAgentProperty.setFallback("mozilla"); |
| assertEquals("mozilla", |
| dynamicPropertyOracle.getSelectionProperty(null, "user.agent").getCurrentValue()); |
| assertTrue(dynamicPropertyOracle.haveAccessedPropertiesChanged()); |
| assertEquals(1, dynamicPropertyOracle.getAccessedProperties().size()); |
| |
| // Finds XML Constrained. |
| dynamicPropertyOracle = new DynamicPropertyOracle(properties); |
| userAgentProperty.addDefinedValue(new ConditionWhenLinkerAdded("foo"), "webkit"); |
| userAgentProperty.addDefinedValue(new ConditionWhenLinkerAdded("bar"), "webkit"); |
| userAgentProperty.addDefinedValue(new ConditionWhenLinkerAdded("baz"), "webkit"); |
| assertEquals( |
| "webkit", dynamicPropertyOracle.getSelectionProperty(null, "user.agent").getCurrentValue()); |
| assertTrue(dynamicPropertyOracle.haveAccessedPropertiesChanged()); |
| assertEquals(1, dynamicPropertyOracle.getAccessedProperties().size()); |
| |
| // Finds first defined. |
| dynamicPropertyOracle.reset(); |
| localeProperty.addDefinedValue(new ConditionWhenLinkerAdded("qwer"), "en"); |
| localeProperty.addDefinedValue(new ConditionWhenLinkerAdded("asdf"), "fr"); |
| localeProperty.addDefinedValue(new ConditionWhenLinkerAdded("zxcv"), "ru"); |
| assertEquals( |
| "en", dynamicPropertyOracle.getSelectionProperty(null, "locale").getCurrentValue()); |
| assertTrue(dynamicPropertyOracle.haveAccessedPropertiesChanged()); |
| assertEquals(2, dynamicPropertyOracle.getAccessedProperties().size()); |
| |
| // Finds permutation prescribed. |
| dynamicPropertyOracle.reset(); |
| dynamicPropertyOracle.prescribePropertyValue("user.agent", "redbull"); |
| assertEquals("redbull", |
| dynamicPropertyOracle.getSelectionProperty(null, "user.agent").getCurrentValue()); |
| assertFalse(dynamicPropertyOracle.haveAccessedPropertiesChanged()); |
| assertEquals(2, dynamicPropertyOracle.getAccessedProperties().size()); |
| |
| // Reset clears prescription. |
| dynamicPropertyOracle.reset(); |
| assertEquals( |
| "webkit", dynamicPropertyOracle.getSelectionProperty(null, "user.agent").getCurrentValue()); |
| assertFalse(dynamicPropertyOracle.haveAccessedPropertiesChanged()); |
| assertEquals(2, dynamicPropertyOracle.getAccessedProperties().size()); |
| } |
| } |