| // Copyright 2007, 2008 The Apache Software Foundation |
| // |
| // 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 org.apache.tapestry5.ioc.internal.services; |
| |
| import org.apache.tapestry5.ioc.internal.util.CollectionFactory; |
| import org.apache.tapestry5.ioc.internal.util.InternalUtils; |
| import org.apache.tapestry5.ioc.services.ClassNameLocator; |
| import org.testng.Assert; |
| import org.testng.annotations.Test; |
| |
| import java.util.Collection; |
| import java.util.Set; |
| |
| /** |
| * Tricky to test, since the code is literally hunting around inside its own brain. There's a lot of room for unintended |
| * consequences here. |
| */ |
| public class ClassNameLocatorImplTest extends Assert |
| { |
| /** |
| * Use various packages in javassist to test this, as those don't change unexpectedly(-ish) and we know they are in |
| * a JAR on the classpath. |
| */ |
| @Test |
| public void classes_in_jar_file() |
| { |
| ClassNameLocator locator = new ClassNameLocatorImpl(); |
| |
| Collection<String> names = locator |
| .locateClassNames("javassist.util"); |
| |
| assertInList( |
| names, |
| "javassist.util", |
| "HotSwapper", |
| "Trigger"); |
| assertNotInList( |
| names, |
| "javassist.util", |
| "Orderer$1"); |
| } |
| |
| @Test |
| public void classes_in_subpackage_in_jar_file() |
| { |
| ClassNameLocator locator = new ClassNameLocatorImpl(); |
| |
| Collection<String> names = locator.locateClassNames("javassist.util"); |
| |
| assertInList( |
| names, |
| "javassist.util", |
| "proxy.ProxyFactory"); |
| |
| } |
| |
| /** |
| * This time, we use a selection of classes from tapestry-ioc, since those will never be packaged inside a JAR at |
| * this time. |
| */ |
| |
| @Test |
| public void classes_in_local_folders() |
| { |
| ClassNameLocator locator = new ClassNameLocatorImpl(); |
| |
| Collection<String> names = locator |
| .locateClassNames("org.apache.tapestry5.ioc.services"); |
| |
| assertInList(names, "org.apache.tapestry5.ioc.services", "SymbolSource", "TapestryIOCModule"); |
| |
| assertNotInList(names, "org.apache.tapestry5.ioc.services", "TapestryIOCModule$1"); |
| } |
| |
| @Test |
| public void classes_in_subpackages_in_local_folders() |
| { |
| ClassNameLocator locator = new ClassNameLocatorImpl(); |
| |
| Collection<String> names = locator.locateClassNames("org.apache.tapestry5"); |
| |
| assertInList( |
| names, |
| "org.apache.tapestry5", |
| "ioc.Orderable", |
| "ioc.services.ChainBuilder"); |
| |
| assertNotInList(names, "org.apache.tapestry5.ioc", "services.TapestryIOCModule$1"); |
| } |
| |
| void assertInList(Collection<String> names, String packageName, String... classNames) |
| { |
| Set<String> classNameSet = CollectionFactory.newSet(names); |
| |
| for (String className : classNames) |
| { |
| String fullName = packageName + "." + className; |
| |
| if (classNameSet.contains(fullName)) |
| continue; |
| |
| String message = String.format("%s not found in %s.", fullName, InternalUtils |
| .joinSorted(names)); |
| |
| throw new AssertionError(message); |
| } |
| } |
| |
| void assertNotInList(Collection<String> names, String packageName, String... classNames) |
| { |
| Set<String> classNameSet = CollectionFactory.newSet(names); |
| |
| for (String className : classNames) |
| { |
| String fullName = packageName + "." + className; |
| |
| if (!classNameSet.contains(fullName)) |
| continue; |
| |
| String message = String.format("%s found in %s.", fullName, InternalUtils |
| .joinSorted(names)); |
| |
| throw new AssertionError(message); |
| } |
| } |
| } |