| // Copyright 2006 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.util; |
| |
| import org.apache.tapestry5.ioc.Resource; |
| import org.testng.Assert; |
| import org.testng.annotations.Test; |
| |
| import java.io.BufferedInputStream; |
| import java.io.InputStream; |
| import java.io.InputStreamReader; |
| import java.io.Reader; |
| import java.net.URL; |
| import java.util.Locale; |
| |
| public class ClasspathResourceTest extends Assert |
| { |
| private static final String RESOURCE_TXT_CONTENT = "content from resource.txt"; |
| |
| private static final String FOLDER = "org/apache/tapestry5/ioc/internal/util"; |
| |
| private static final String PATH = FOLDER + "/resource.txt"; |
| |
| @Test |
| public void get_resource_URL() throws Exception |
| { |
| Resource r = new ClasspathResource(PATH); |
| |
| assertEquals(content(r), RESOURCE_TXT_CONTENT); |
| } |
| |
| @Test |
| public void relative_to_root_resource() throws Exception |
| { |
| Resource r = new ClasspathResource("").forFile(PATH); |
| |
| assertEquals(content(r), RESOURCE_TXT_CONTENT); |
| } |
| |
| @Test |
| public void relative_to_root_resource_using_leading_slash() throws Exception |
| { |
| Resource r = new ClasspathResource("/").forFile(PATH); |
| |
| assertEquals(content(r), RESOURCE_TXT_CONTENT); |
| } |
| |
| @Test |
| public void leading_slash_on_path_relative_to_root_doesnt_matter() throws Exception |
| { |
| Resource r = new ClasspathResource("/").forFile("/" + PATH); |
| |
| assertEquals(content(r), RESOURCE_TXT_CONTENT); |
| } |
| |
| @Test |
| public void path_and_file() |
| { |
| Resource r = new ClasspathResource(PATH); |
| |
| assertEquals(r.getFolder(), FOLDER); |
| assertEquals(r.getFile(), "resource.txt"); |
| |
| } |
| |
| @Test |
| public void for_file_in_same_folder() throws Exception |
| { |
| Resource r = new ClasspathResource(PATH); |
| |
| Resource n = r.forFile("same-folder.txt"); |
| |
| assertEquals(content(n), "content from same-folder resource"); |
| } |
| |
| @Test |
| public void for_file_single_dot() throws Exception |
| { |
| Resource r = new ClasspathResource(PATH); |
| |
| Resource n = r.forFile("./same-folder.txt"); |
| |
| assertEquals(content(n), "content from same-folder resource"); |
| } |
| |
| @Test |
| public void multiple_slashes_treated_as_single_slash() throws Exception |
| { |
| Resource r = new ClasspathResource(PATH); |
| |
| Resource n = r.forFile("././/.///same-folder.txt"); |
| |
| assertEquals(content(n), "content from same-folder resource"); |
| } |
| |
| @Test |
| public void for_file_in_subfolder() throws Exception |
| { |
| Resource r = new ClasspathResource(PATH); |
| |
| Resource n = r.forFile("sub/sub-folder.txt"); |
| |
| assertEquals(content(n), "content from sub-folder resource"); |
| } |
| |
| @Test |
| public void for_file_same_resource() throws Exception |
| { |
| Resource r = new ClasspathResource(PATH); |
| |
| assertSame(r.forFile("../util/resource.txt"), r); |
| } |
| |
| @Test |
| public void for_file_in_parent_folder() throws Exception |
| { |
| Resource r = new ClasspathResource(PATH); |
| |
| Resource n = r.forFile("../parent-folder.txt"); |
| |
| assertEquals(content(n), "content from parent-folder resource"); |
| } |
| |
| @Test |
| public void to_string() throws Exception |
| { |
| Resource r = new ClasspathResource(PATH); |
| |
| assertEquals(r.toString(), "classpath:" + PATH); |
| } |
| |
| @Test |
| public void get_URL_for_missing_resource() throws Exception |
| { |
| Resource r = new ClasspathResource(FOLDER + "/missing-resource.txt"); |
| |
| assertNull(r.toURL()); |
| } |
| |
| @Test |
| public void localization_of_resource() throws Exception |
| { |
| Resource r = new ClasspathResource(PATH); |
| |
| Resource l = r.forLocale(Locale.FRENCH); |
| |
| assertEquals(content(l), "french content"); |
| } |
| |
| @Test |
| public void localization_to_closest_match() throws Exception |
| { |
| Resource r = new ClasspathResource(PATH); |
| |
| Resource l = r.forLocale(Locale.CANADA_FRENCH); |
| |
| assertEquals(content(l), "french content"); |
| } |
| |
| @Test |
| public void localization_to_base_resource() throws Exception |
| { |
| Resource r = new ClasspathResource(PATH); |
| |
| Resource l = r.forLocale(Locale.JAPANESE); |
| |
| assertSame(l, r); |
| } |
| |
| @Test |
| public void with_extension_same_extension() |
| { |
| Resource r = new ClasspathResource(PATH); |
| |
| assertSame(r.withExtension("txt"), r); |
| } |
| |
| @Test |
| public void with_extension() throws Exception |
| { |
| Resource r = new ClasspathResource(PATH); |
| Resource e = r.withExtension("ext"); |
| |
| assertEquals(content(e), "ext content"); |
| } |
| |
| @Test |
| public void with_extension_adds_extension() throws Exception |
| { |
| Resource r = new ClasspathResource(FOLDER + "/resource"); |
| Resource e = r.withExtension("ext"); |
| |
| assertEquals(content(e), "ext content"); |
| } |
| |
| @Test |
| public void with_extension_missing_resource_is_null() |
| { |
| Resource r = new ClasspathResource(PATH); |
| Resource e = r.withExtension("does-not-exist"); |
| |
| assertNull(e.toURL()); |
| } |
| |
| @Test |
| public void localization_of_missing_resource() throws Exception |
| { |
| Resource r = new ClasspathResource(FOLDER + "/missing-resource.txt"); |
| |
| assertNull(r.forLocale(Locale.FRENCH)); |
| } |
| |
| private String content(Resource resource) throws Exception |
| { |
| return content(resource.toURL()); |
| } |
| |
| private String content(URL url) throws Exception |
| { |
| InputStream is = new BufferedInputStream(url.openStream()); |
| Reader r = new InputStreamReader(is); |
| |
| StringBuilder builder = new StringBuilder(); |
| char[] buffer = new char[2000]; |
| |
| while (true) |
| { |
| int length = r.read(buffer, 0, buffer.length); |
| |
| if (length < 0) break; |
| |
| builder.append(buffer, 0, length); |
| } |
| |
| r.close(); |
| |
| return builder.toString().trim(); |
| } |
| } |