How to use IOUtils class of org.powermock.utils package

Best Powermock code snippet using org.powermock.utils.IOUtils

Source:AWSS3ServiceImplTest.java Github

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...20import org.powermock.modules.junit4.rule.PowerMockRule;21import org.springframework.test.util.ReflectionTestUtils;22import com.amazonaws.services.s3.AmazonS3;23import com.amazonaws.services.s3.model.S3Object;24import com.amazonaws.util.IOUtils;25import com.danaherdigital.che_hx.report_management.exceptionhandler.ChemtreatException;26import com.danaherdigital.che_hx.report_management.serviceimpl.AWSS3ServiceImpl;27@PrepareForTest({AWSS3ServiceImpl.class,AmazonS3.class,IOUtils.class})28public class AWSS3ServiceImplTest {29 @InjectMocks30 AWSS3ServiceImpl aWSS3ServiceImpl;31 @Mock32 AmazonS3 amazonS3;33 @Rule34 public TemporaryFolder folder = new TemporaryFolder();35 @Rule36 public PowerMockRule rule = new PowerMockRule();37 static {38 PowerMockAgent.initializeIfNeeded();39 }40 @Before41 public void setup() throws Exception {42 final File mockFile = mock(File.class);43 Mockito.doReturn(true).when(mockFile).exists();44 // Whatever other mockery you need.45 PowerMockito.whenNew(File.class).withAnyArguments()46 .thenReturn(mockFile);47 final FileOutputStream fileInputStreamMock = PowerMockito.mock(FileOutputStream.class);48 PowerMockito.whenNew(FileOutputStream.class).withAnyArguments()49 .thenReturn(fileInputStreamMock);50 }51 @Test52 public void downloadFileSuccessTest() throws ChemtreatException, IOException {53 final File file1 = folder.newFile("myfile1.txt");54 S3Object s3Object = new S3Object();55 s3Object.setBucketName("");56 s3Object.setKey("");57 s3Object.setObjectContent(new FileInputStream(file1));58 ReflectionTestUtils.setField(aWSS3ServiceImpl, "bucketName", "aws.s3.bucket");59 PowerMockito.mockStatic(IOUtils.class);60 when(IOUtils.copy(ArgumentMatchers.any(), ArgumentMatchers.any())).thenReturn(1L);61 when(amazonS3.getObject(ArgumentMatchers.anyString(), ArgumentMatchers.anyString())).thenReturn(s3Object);62 File file = aWSS3ServiceImpl.downloadFile("test.pdf");63 assertNotEquals(null, file);64 }65 @Test66 public void downloadFileExceptionTest() throws ChemtreatException, IOException {67 ReflectionTestUtils.setField(aWSS3ServiceImpl, "bucketName", "aws.s3.bucket");68 when(amazonS3.getObject(ArgumentMatchers.anyString(), ArgumentMatchers.anyString())).thenReturn(null);69 File file = aWSS3ServiceImpl.downloadFile("test.pdf");70 assertNotEquals(null, file);71 }72}...

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Source:ResourceUtilsTest.java Github

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1package org.bahmni.module.utils;2import org.apache.commons.io.IOUtils;3import org.junit.Before;4import org.junit.Rule;5import org.junit.Test;6import org.junit.rules.ExpectedException;7import org.junit.runner.RunWith;8import org.powermock.core.classloader.annotations.PrepareForTest;9import org.powermock.modules.junit4.PowerMockRunner;10import org.springframework.core.io.ClassPathResource;11import java.io.IOException;12import java.io.InputStream;13import static org.bahmni.module.utils.ResourceUtils.convertResourceOutputToString;14import static org.junit.Assert.assertEquals;15import static org.mockito.Mockito.mock;16import static org.mockito.Mockito.times;17import static org.mockito.Mockito.verify;18import static org.mockito.Mockito.when;19import static org.powermock.api.mockito.PowerMockito.mockStatic;20@PrepareForTest(IOUtils.class)21@RunWith(PowerMockRunner.class)22public class ResourceUtilsTest {23 @Rule24 private ExpectedException expectedException = ExpectedException.none();25 @Before26 public void setUp() throws Exception {27 mockStatic(IOUtils.class);28 }29 @Test30 public void shouldConvertResourceOutputToString() throws Exception {31 ClassPathResource classPathResource = mock(ClassPathResource.class);32 InputStream inputStream = mock(InputStream.class);33 when(classPathResource.getInputStream()).thenReturn(inputStream);34 String expectedString = "stringEquivalentOfClassPathResource";35 when(IOUtils.toString(inputStream)).thenReturn(expectedString);36 assertEquals(expectedString, convertResourceOutputToString(classPathResource));37 verify(classPathResource, times(1)).getInputStream();38 }39 @Test40 public void shouldThrowBatchResourceException() throws Exception {41 ClassPathResource classPathResource = mock(ClassPathResource.class);42 when(classPathResource.getInputStream()).thenThrow(new IOException());43 expectedException.expect(ResourceNotFoundException.class);44 expectedException.expectMessage("Cannot load the provided resource. Unable to continue");45 convertResourceOutputToString(classPathResource);46 }47}...

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IOUtils

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1package org.powermock.utils;2import java.io.IOException;3import java.io.InputStream;4public class IOUtils {5 public static String toString(InputStream in) throws IOException {6 byte[] bytes = new byte[in.available()];7 in.read(bytes);8 return new String(bytes);9 }10}11package org.powermock.utils;12import java.io.IOException;13import java.io.InputStream;14public class IOUtils {15 public static String toString(InputStream in) throws IOException {16 byte[] bytes = new byte[in.available()];17 in.read(bytes);18 return new String(bytes);19 }20}21package org.powermock.utils;22import java.io.IOException;23import java.io.InputStream;24public class IOUtils {25 public static String toString(InputStream in) throws IOException {26 byte[] bytes = new byte[in.available()];27 in.read(bytes);28 return new String(bytes);29 }30}31package org.powermock.utils;32import java.io.IOException;33import java.io.InputStream;34public class IOUtils {35 public static String toString(InputStream in) throws IOException {36 byte[] bytes = new byte[in.available()];37 in.read(bytes);38 return new String(bytes);39 }40}41package org.powermock.utils;42import java.io.IOException;43import java.io.InputStream;44public class IOUtils {45 public static String toString(InputStream in) throws IOException {46 byte[] bytes = new byte[in.available()];47 in.read(bytes);48 return new String(bytes);49 }50}51package org.powermock.utils;52import java.io.IOException;53import java.io.InputStream;54public class IOUtils {55 public static String toString(InputStream in) throws IOException {56 byte[] bytes = new byte[in.available()];57 in.read(bytes);58 return new String(bytes);59 }60}61package org.powermock.utils;62import java.io.IOException;63import java.io.InputStream;64public class IOUtils {65 public static String toString(InputStream in) throws IOException {66 byte[] bytes = new byte[in.available()];67 in.read(bytes);68 return new String(bytes);69 }70}71package org.powermock.utils;72import java.io.IOException;73import java.io.InputStream;74public class IOUtils {75 public static String toString(InputStream in) throws IOException {76 byte[] bytes = new byte[in.available()];77 in.read(bytes);78 return new String(bytes);79 }80}

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IOUtils

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1import java.io.File;2import java.io.IOException;3import java.io.InputStream;4import java.io.OutputStream;5import java.io.Reader;6import java.io.Writer;7import java.util.ArrayList;8import java.util.HashMap;9import java.util.List;10import java.util.Map;11import java.util.Properties;12import java.util.Set;13import org.apache.commons.logging.Log;14import org.apache.commons.logging.LogFactory;15import org.powermock.core.classloader.MockClassLoader;16import org.powermock.core.classloader.MockClassLoaderFactory;17import org.powermock.core.classloader.annotations.PrepareForTest;18import org.powermock.core.spi.PowerMockTestListener;19import org.powermock.core.spi.support.DefaultPowerMockTestListener;20import org.powermock.reflect.Whitebox;21import org.powermock.reflect.exceptions.FieldNotFoundException;22import org.powermock.reflect.exceptions.MethodNotFoundException;23import org.powermock.reflect.exceptions.TooManyMethodsFoundException;24import org.powermock.reflect.internal.WhiteboxImpl;25import org.powermock.tests.utils.impl.MockClassLoaderFactoryImpl;26import org.powermock.utils.IOUtils;27public class IOUtilsTest {28 private static final Log log = LogFactory.getLog(IOUtilsTest.class);29 public static void main(String[] args) throws Exception {30 IOUtilsTest ioutilsTest = new IOUtilsTest();31 ioutilsTest.closeQuietlyTest();32 ioutilsTest.copyTest();33 ioutilsTest.copyLargeTest();34 ioutilsTest.copyLargeTest2();35 ioutilsTest.copyLargeTest3();36 ioutilsTest.copyLargeTest4();37 ioutilsTest.copyLargeTest5();38 ioutilsTest.copyLargeTest6();39 ioutilsTest.copyLargeTest7();40 ioutilsTest.copyLargeTest8();41 ioutilsTest.copyLargeTest9();42 ioutilsTest.copyLargeTest10();43 ioutilsTest.copyLargeTest11();44 ioutilsTest.copyLargeTest12();45 ioutilsTest.copyLargeTest13();46 ioutilsTest.copyLargeTest14();47 ioutilsTest.copyLargeTest15();48 ioutilsTest.copyLargeTest16();49 ioutilsTest.copyLargeTest17();50 ioutilsTest.copyLargeTest18();51 ioutilsTest.copyLargeTest19();52 ioutilsTest.copyLargeTest20();53 ioutilsTest.copyLargeTest21();54 ioutilsTest.copyLargeTest22();

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IOUtils

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1import org.powermock.utils.IOUtils;2import java.io.IOException;3import java.io.InputStream;4import java.io.ByteArrayInputStream;5import java.io.ByteArrayOutputStream;6import java.io.File;7import java.io.FileInputStream;8import java.io.FileOutputStream;9import java.io.ObjectInputStream;10import java.io.ObjectOutputStream;11import java.io.OutputStream;12import java.io.Serializable;13import java.io.Writer;14import java.io.Reader;15import java.io.InputStreamReader;16import java.io.OutputStreamWriter;17import java.io.UnsupportedEncodingException;18import java.io.FileNotFoundException;19import java.io.BufferedReader;20import java.io.BufferedWriter;21import java.util.zip.ZipEntry;22import java.util.zip.ZipFile;23import java.util.zip.ZipOutputStream;24import java.util.zip.ZipInputStream;25import java.util.zip.ZipException;26import java.util.zip.ZipConstants;27import java.util.zip.Checksum;28import java.util.zip.Adler32;29import java.util.zip.CRC32;30import java.util.zip.DataFormatException;31import java.util.zip.Deflater;32import java.util.zip.DeflaterOutputStream;33import java.util.zip.Inflater;34import java.util.zip.InflaterInputStream;35import java.util.zip.GZIPInputStream;36import java.util.zip.GZIPOutputStream;37import java.util.zip.CheckedInputStream;38import java.util.zip.CheckedOutputStream;39import java.util.zip.CheckedOutputStream;40import java.util.zip.Checksum;41import java.util.zip.CRC32;42import java.util.zip.Adler32;43import java.util.zip.DeflaterOutputStream;44import java.util.zip.Deflater;45import java.util.zip.InflaterInputStream;46import java.util.zip.Inflater;47import java.util.zip.ZipEntry;48import java.util.zip.ZipFile;49import java.util.zip.ZipInputStream;50import java.util.zip.ZipOutputStream;51import java.util.zip.ZipConstants;52import java.util.zip.ZipException;53import java.util.zip.DataFormatException;54import java.util.zip.GZIPInputStream;55import java.util.zip.GZIPOutputStream;56import java.util.zip.CheckedInputStream;57import java.util.zip.CheckedOutputStream;58import java.util.zip.Checksum;59import java.util.zip.CRC32;60import java.util.zip.Adler32;61import java.util.zip.DeflaterOutputStream;62import java.util.zip.Deflater;63import java.util.zip.InflaterInputStream;64import java.util.zip.Inflater;65import java.util.zip.ZipEntry;66import java.util.zip.ZipFile;67import java.util.zip.ZipInputStream;68import java.util.zip.ZipOutputStream;69import java.util.zip.ZipConstants;70import java.util.zip.ZipException;71import java.util.zip.DataFormatException;72import java.util.zip.GZIPInputStream

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IOUtils

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1package org.powermock.examples.tutorial.io;2import java.io.File;3import java.io.IOException;4import java.io.InputStream;5import java.io.OutputStream;6import org.powermock.utils.IOUtils;7public class IOUtilsExample {8 public static void main(String[] args) throws IOException {9 File file = new File("test.txt");10 file.createNewFile();11 OutputStream out = null;12 InputStream in = null;13 try {14 out = IOUtils.openOutputStream(file);15 out.write("Hello".getBytes());16 out.flush();17 out.close();18 in = IOUtils.openInputStream(file);19 System.out.println(IOUtils.toString(in));20 in.close();21 } finally {22 IOUtils.closeQuietly(out);23 IOUtils.closeQuietly(in);24 }25 }26}

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IOUtils

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1import org.powermock.utils.IOUtils;2import java.io.IOException;3import java.io.InputStream;4import java.io.OutputStream;5import java.io.Reader;6import java.io.Writer;7import java.util.List;8import java.util.Map;9public class IOUtilsExample {10 public static void main(String[] args) throws IOException {11 InputStream is = null;12 OutputStream os = null;13 Reader reader = null;14 Writer writer = null;15 Map map = null;16 List list = null;17 IOUtils.closeQuietly(is);18 IOUtils.closeQuietly(os);19 IOUtils.closeQuietly(reader);20 IOUtils.closeQuietly(writer);21 IOUtils.closeQuietly(map);22 IOUtils.closeQuietly(list);23 }24}

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IOUtils

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1package com.powermock.examples.utils;2import java.io.IOException;3import org.powermock.utils.IOUtils;4public class IOUtilsExample {5 public static void main(String[] args) throws IOException {6 IOUtils.write("Hello World!", System.out);7 }8}9package com.powermock.examples.utils;10import java.io.IOException;11import java.io.PrintStream;12import org.powermock.api.easymock.PowerMock;13import org.powermock.api.easymock.annotation.Mock;14import org.powermock.api.easymock.annotation.MockNice;15import org.powermock.api.easymock.annotation.MockStrict;16import org.powermock.api.easymock.annotation.MockUp;17import org.powermock.api.easymock.annotation.Mocked;18import org.powermock.api.easymock.annotation.Tested;19import org.powermock.core.classloader.annotations.PrepareForTest;20import org.powermock.modules.junit4.PowerMockRunner;21import org.powermock.utils.IOUtils;22import org.junit.Assert;23import org.junit.Test;24import org.junit.runner.RunWith;25@RunWith(PowerMockRunner.class)26@PrepareForTest({ IOUtils.class })27public class IOUtilsExampleTest {28 private PrintStream printStream;29 public void testWrite() throws IOException {30 IOUtils.write("Hello World!", printStream);31 PowerMock.verifyAll();32 }33 public void testWriteWithMockUp() throws IOException {34 new MockUp<IOUtils>() {35 public void write(String text, PrintStream printStream) {36 Assert.assertEquals("Hello World!", text);37 Assert.assertNotNull(printStream);38 }39 };40 IOUtils.write("Hello World!", printStream);41 }

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IOUtils

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1package org.powermock.utils;2import org.apache.commons.io.IOUtils;3public class IOUtil {4public static String toString(Object obj) {5return IOUtils.toString(obj);6}7}8package org.powermock.utils;9import static org.junit.Assert.assertEquals;10import static org.junit.Assert.assertTrue;11import static org.powermock.api.easymock.PowerMock.createMock;12import static org.powermock.api.easymock.PowerMock.expectNew;13import static org.powermock.api.easymock.PowerMock.replayAll;14import static org.powermock.api.easymock.PowerMock.verifyAll;15import static org.powermock.api.easymock.PowerMock.mockStatic;16import static org.powermock.api.easymock.PowerMock.expect;17import static org.powermock.api.easymock.PowerMock.expectPrivate;18import java.io.IOException;19import java.io.InputStream;20import org.apache.commons.io.IOUtils;21import org.junit.Test;22import org.junit.runner.RunWith;23import org.powermock.api.easymock.annotation.Mock;24import org.powermock.core.classloader.annotations.PrepareForTest;25import org.powermock.modules.junit4.PowerMockRunner;26@RunWith(PowerMockRunner.class)27@PrepareForTest({IOUtil.class, IOUtils.class})28public class IOUtilTest {29private InputStream inputStream;30public void testToString() throws Exception {31mockStatic(IOUtils.class);32expect(IOUtils.toString(inputStream)).andReturn("test");33replayAll();34assertEquals("test", IOUtil.toString(inputStream));35verifyAll();36}37}

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IOUtils

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1package org.powermock.utils;2import java.io.*;3{4public static void main(String[] args) throws IOException5{6File sourceFile = new File("C:\\Users\\admin\\Desktop\\input.txt");7File destFile = new File("C:\\Users\\admin\\Desktop\\output.txt");8IOUtils.copy(sourceFile, destFile);9}10}11package org.powermock.utils;12import java.io.*;13{14public static void main(String[] args) throws IOException15{16File sourceFile = new File("C:\\Users\\admin\\Desktop\\input.txt");17File destFile = new File("C:\\Users\\admin\\Desktop\\output.txt");18IOUtils.copy(sourceFile, destFile);19}20}21package org.powermock.utils;22import java.io.*;23{24public static void main(String[] args) throws IOException25{26File sourceFile = new File("C:\\Users\\admin\\Desktop\\input.txt");27File destFile = new File("C:\\Users\\admin\\Desktop\\output.txt");28IOUtils.copy(sourceFile, destFile);29}30}31package org.powermock.utils;32import java.io.*;33{34public static void main(String[] args) throws IOException35{36File sourceFile = new File("C:\\Users\\admin\\Desktop\\input.txt");37File destFile = new File("C:\\Users\\admin\\Desktop\\output.txt");38IOUtils.copy(sourceFile, destFile);39}40}41package org.powermock.utils;42import java.io.*;43{44public static void main(String[] args) throws IOException45{46File sourceFile = new File("C:\\Users\\admin\\Desktop\\input.txt");47File destFile = new File("C:\\Users\\admin\\

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