| /* |
| * Copyright 2016-present Open Networking Laboratory |
| * |
| * 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.onosproject.yangutils.utils.io.impl; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.lang.reflect.Constructor; |
| import java.lang.reflect.InvocationTargetException; |
| |
| import org.junit.Test; |
| |
| import static org.hamcrest.core.Is.is; |
| import static org.hamcrest.core.IsNot.not; |
| import static org.junit.Assert.assertThat; |
| import static org.onosproject.yangutils.utils.UtilConstants.PERIOD; |
| import static org.onosproject.yangutils.utils.UtilConstants.SLASH; |
| import static org.onosproject.yangutils.utils.io.impl.FileSystemUtil.appendFileContents; |
| import static org.onosproject.yangutils.utils.io.impl.FileSystemUtil.createPackage; |
| import static org.onosproject.yangutils.utils.io.impl.FileSystemUtil.doesPackageExist; |
| import static org.onosproject.yangutils.utils.io.impl.FileSystemUtil.updateFileHandle; |
| |
| /** |
| * Tests the file handle utilities. |
| */ |
| public final class FileSystemUtilTest { |
| |
| private static final String BASE_DIR_PKG = "target.UnitTestCase."; |
| private static final String PKG_INFO_CONTENT = "testGeneration6"; |
| private static final String BASE_PKG = "target/UnitTestCase"; |
| private static final String TEST_DATA_1 = "This is to append a text to the file first1\n"; |
| private static final String TEST_DATA_2 = "This is next second line\n"; |
| private static final String TEST_DATA_3 = "This is next third line in the file"; |
| |
| /** |
| * A private constructor is tested. |
| * |
| * @throws SecurityException if any security violation is observed |
| * @throws NoSuchMethodException if when the method is not found |
| * @throws IllegalArgumentException if there is illegal argument found |
| * @throws InstantiationException if instantiation is provoked for the private constructor |
| * @throws IllegalAccessException if instance is provoked or a method is provoked |
| * @throws InvocationTargetException when an exception occurs by the method or constructor |
| */ |
| @Test |
| public void callPrivateConstructors() throws SecurityException, NoSuchMethodException, IllegalArgumentException, |
| InstantiationException, IllegalAccessException, InvocationTargetException { |
| |
| Class<?>[] classesToConstruct = {FileSystemUtil.class }; |
| for (Class<?> clazz : classesToConstruct) { |
| Constructor<?> constructor = clazz.getDeclaredConstructor(); |
| constructor.setAccessible(true); |
| assertThat(null, not(constructor.newInstance())); |
| } |
| } |
| |
| /** |
| * This test case checks the contents to be written in the file. |
| * |
| * @throws IOException when fails to create a test file |
| */ |
| @Test |
| public void updateFileHandleTest() throws IOException { |
| |
| File dir = new File(BASE_PKG + SLASH + "File1"); |
| dir.mkdirs(); |
| File createFile = new File(dir + "testFile"); |
| createFile.createNewFile(); |
| File createSourceFile = new File(dir + "sourceTestFile"); |
| createSourceFile.createNewFile(); |
| updateFileHandle(createFile, TEST_DATA_1, false); |
| updateFileHandle(createFile, TEST_DATA_2, false); |
| updateFileHandle(createFile, TEST_DATA_3, false); |
| appendFileContents(createFile, createSourceFile); |
| updateFileHandle(createFile, null, true); |
| } |
| |
| /** |
| * This test case checks whether the package is existing. |
| * |
| * @throws IOException when failed to create a test file |
| */ |
| @Test |
| public void packageExistTest() throws IOException { |
| |
| String dirPath = "exist1.exist2.exist3"; |
| String strPath = BASE_DIR_PKG + dirPath; |
| File createDir = new File(strPath.replace(PERIOD, SLASH)); |
| createDir.mkdirs(); |
| File createFile = new File(createDir + SLASH + "package-info.java"); |
| createFile.createNewFile(); |
| assertThat(true, is(doesPackageExist(strPath))); |
| createPackage(strPath, PKG_INFO_CONTENT); |
| createDir.delete(); |
| } |
| |
| } |