Java tutorial
/* * Copyright (C) 2012 Jan Pokorsky * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program 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 for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ package cz.cas.lib.proarc.common.config; import cz.cas.lib.proarc.common.CustomTemporaryFolder; import cz.cas.lib.proarc.common.imports.ImportProfile; import java.io.File; import java.io.FileOutputStream; import java.io.IOException; import java.io.OutputStreamWriter; import java.util.HashMap; import java.util.List; import java.util.Properties; import org.apache.commons.configuration.Configuration; import org.junit.After; import org.junit.AfterClass; import static org.junit.Assert.*; import org.junit.Before; import org.junit.BeforeClass; import org.junit.Rule; import org.junit.Test; /** * * @author Jan Pokorsky */ public class AppConfigurationTest { private static final String EXPECTED_DEFAULT_VALUE = "defaultValue"; private static final String TEST_PROPERTY_NAME = "cz.cas.lib.proarc.common.config.testProperty"; private static final String TEST_DEFAULT_PROPERTY_NAME = "cz.cas.lib.proarc.common.config.testDefaultProperty"; @Rule public CustomTemporaryFolder temp = new CustomTemporaryFolder(); private AppConfigurationFactory factory; private File confHome; private File proarcCfg; public AppConfigurationTest() { } @BeforeClass public static void setUpClass() throws Exception { } @AfterClass public static void tearDownClass() throws Exception { } @Before public void setUp() throws Exception { factory = AppConfigurationFactory.getInstance(); confHome = temp.newFolder(AppConfiguration.DEFAULT_APP_HOME_NAME); assertNotNull(confHome); proarcCfg = new File(confHome, AppConfiguration.CONFIG_FILE_NAME); } @After public void tearDown() { } @Test public void testGetConfigHome() throws Exception { AppConfiguration config = factory.create(new HashMap<String, String>() { { put(AppConfiguration.PROPERTY_APP_HOME, confHome.toString()); } }); assertNotNull(config); assertEquals(confHome, config.getConfigHome()); assertNull(config.getConfiguration().getString(TEST_PROPERTY_NAME)); // test internal property assertEquals(confHome.toString(), config.getConfiguration().getString(AppConfiguration.PROPERTY_APP_HOME)); } @Test public void testGetAllUserHome() throws Exception { AppConfiguration config = factory.create(new HashMap<String, String>() { { put(AppConfiguration.PROPERTY_APP_HOME, confHome.toString()); } }); assertNotNull(config); File expectedUserFolder = new File(confHome, "users"); assertEquals(expectedUserFolder, config.getDefaultUsersHome()); assertTrue(expectedUserFolder.exists()); assertTrue(expectedUserFolder.isDirectory()); assertTrue(expectedUserFolder.canRead()); assertTrue(expectedUserFolder.canWrite()); } @Test public void testReadProperty() throws Exception { // init proarc.cfg final String expectedPropValue = "test-?"; // test UTF-8 Properties props = new Properties(); props.put(TEST_PROPERTY_NAME, expectedPropValue); createConfigFile(props, proarcCfg); AppConfiguration pconfig = factory.create(new HashMap<String, String>() { { put(AppConfiguration.PROPERTY_APP_HOME, confHome.toString()); } }); Configuration config = pconfig.getConfiguration(); assertEquals(expectedPropValue, config.getString(TEST_PROPERTY_NAME)); assertEquals(EXPECTED_DEFAULT_VALUE, config.getString(TEST_DEFAULT_PROPERTY_NAME)); // test reload (like servlet reload) final String expectedReloadValue = "reload"; props.put(TEST_PROPERTY_NAME, expectedReloadValue); OutputStreamWriter propsOut = new OutputStreamWriter(new FileOutputStream(proarcCfg), "UTF-8"); // FileChangedReloadingStrategy waits 5s to reload changes so give it a chance Thread.sleep(5000); props.store(propsOut, null); propsOut.close(); assertTrue(proarcCfg.exists()); AppConfiguration pconfigNew = factory.create(new HashMap<String, String>() { { put(AppConfiguration.PROPERTY_APP_HOME, confHome.toString()); } }); Configuration configNew = pconfigNew.getConfiguration(); assertEquals(expectedReloadValue, configNew.getString(TEST_PROPERTY_NAME)); assertEquals(EXPECTED_DEFAULT_VALUE, configNew.getString(TEST_DEFAULT_PROPERTY_NAME)); // test FileChangedReloadingStrategy assertEquals(expectedReloadValue, config.getString(TEST_PROPERTY_NAME)); assertEquals(EXPECTED_DEFAULT_VALUE, config.getString(TEST_DEFAULT_PROPERTY_NAME)); } @Test public void testOverrideProperty() throws Exception { // init proarc.cfg Properties props = new Properties(); final String expPropValue = "overriddenValue"; props.put(TEST_DEFAULT_PROPERTY_NAME, expPropValue); createConfigFile(props, proarcCfg); AppConfiguration pconfig = factory.create(new HashMap<String, String>() { { put(AppConfiguration.PROPERTY_APP_HOME, confHome.toString()); } }); Configuration config = pconfig.getConfiguration(); assertEquals(expPropValue, config.getString(TEST_DEFAULT_PROPERTY_NAME)); } @Test public void testGetProfile() throws Exception { // init proarc.cfg final String expProfileValue = "profileValue"; final String expDefaultProfileValue = "defaultProfileValue"; final String importProfileGroup = ImportProfile.PROFILES; createConfigFile(new Properties() { { put(importProfileGroup, "profile.ndk"); put("profile.ndk.label", "NDK label"); put("profile.ndk.description", "NDK description"); put("profile.ndk.file", "ndk.cfg"); put(ImportProfile.PLAIN_OCR_CHARSET, expDefaultProfileValue); } }, new File(confHome, AppConfiguration.CONFIG_FILE_NAME)); File ndkProfileFile = createConfigFile(new Properties() { { put(TEST_PROPERTY_NAME, expProfileValue); put(ImportProfile.PLAIN_OCR_CHARSET, expProfileValue); } }, new File(confHome, "ndk.cfg")); AppConfiguration config = factory.create(new HashMap<String, String>() { { put(AppConfiguration.PROPERTY_APP_HOME, confHome.toString()); } }); List<ConfigurationProfile> profiles = config.getProfiles().getProfiles(importProfileGroup); assertNotNull(profiles); assertEquals("profile.ndk", profiles.get(0).getId()); assertEquals("NDK label", profiles.get(0).getLabel()); assertEquals("NDK description", profiles.get(0).getDescription()); assertEquals(ndkProfileFile, profiles.get(0).getFile()); assertEquals(expProfileValue, config.getImportConfiguration(profiles.get(0)).getPlainOcrCharset()); assertEquals(expDefaultProfileValue, config.getImportConfiguration().getPlainOcrCharset()); } private File createConfigFile(Properties props, File configFile) throws IOException { FileOutputStream propsOut = new FileOutputStream(configFile); props.store(propsOut, null); propsOut.close(); assertTrue(configFile.exists()); return configFile; } }