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[BAEL-44346] Update to use ReaderInputStream from Commons

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This commit is contained in:
Haroon Khan 2021-11-25 19:05:06 +00:00
parent be86acb87f
commit 6b17804212
1 changed files with 53 additions and 5 deletions
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58
core-java-modules/core-java-io-conversions/src/test/java/com/baeldung/readertox/JavaReaderToXUnitTest.java
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@ -1,7 +1,7 @@
package com.baeldung.readertox; package com.baeldung.readertox;
import static org.hamcrest.CoreMatchers.equalTo; import static org.hamcrest.CoreMatchers.equalTo;
import static org.junit.Assert.assertThat; import static org.hamcrest.MatcherAssert.assertThat;
import java.io.ByteArrayInputStream; import java.io.ByteArrayInputStream;
import java.io.File; import java.io.File;
@ -17,6 +17,7 @@ import java.nio.charset.StandardCharsets;
import org.apache.commons.io.FileUtils; import org.apache.commons.io.FileUtils;
import org.apache.commons.io.IOUtils; import org.apache.commons.io.IOUtils;
import org.apache.commons.io.input.CharSequenceReader; import org.apache.commons.io.input.CharSequenceReader;
import org.apache.commons.io.input.ReaderInputStream;
import org.junit.Test; import org.junit.Test;
import org.slf4j.Logger; import org.slf4j.Logger;
import org.slf4j.LoggerFactory; import org.slf4j.LoggerFactory;
@ -181,7 +182,7 @@ public class JavaReaderToXUnitTest {
} }
@Test @Test
public void givenUsingCommonsIO_whenConvertingReaderIntoInputStream() throws IOException { public void givenUsingCommonsIOUtils_whenConvertingReaderIntoInputStream() throws IOException {
final Reader initialReader = new StringReader("With Commons IO"); final Reader initialReader = new StringReader("With Commons IO");
final InputStream targetStream = IOUtils.toInputStream(IOUtils.toString(initialReader)); final InputStream targetStream = IOUtils.toInputStream(IOUtils.toString(initialReader));
@ -191,7 +192,7 @@ public class JavaReaderToXUnitTest {
} }
@Test @Test
public void givenUsingCommonsIO_whenConvertingReaderIntoInputStream_thenCorrect() throws IOException { public void givenUsingCommonsIOUtils_whenConvertingReaderIntoInputStream_thenCorrect() throws IOException {
String initialString = "With Commons IO"; String initialString = "With Commons IO";
final Reader initialReader = new StringReader(initialString); final Reader initialReader = new StringReader(initialString);
@ -204,6 +205,30 @@ public class JavaReaderToXUnitTest {
targetStream.close(); targetStream.close();
} }
@Test
public void givenUsingCommonsIOReaderInputStream_whenConvertingReaderIntoInputStream() throws IOException {
final Reader initialReader = new StringReader("With Commons IO");
final InputStream targetStream = new ReaderInputStream(initialReader);
initialReader.close();
targetStream.close();
}
@Test
public void givenUsingCommonsIOReaderInputStream_whenConvertingReaderIntoInputStream_thenCorrect() throws IOException {
String initialString = "With Commons IO";
final Reader initialReader = new StringReader(initialString);
final InputStream targetStream = new ReaderInputStream(initialReader);
final String finalString = IOUtils.toString(targetStream);
assertThat(finalString, equalTo(initialString));
initialReader.close();
targetStream.close();
}
// tests - Reader to InputStream with encoding // tests - Reader to InputStream with encoding
@Test @Test
@ -233,7 +258,7 @@ public class JavaReaderToXUnitTest {
} }
@Test @Test
public void givenUsingCommonsIO_whenConvertingReaderIntoInputStreamWithEncoding() throws IOException { public void givenUsingCommonsIOUtils_whenConvertingReaderIntoInputStreamWithEncoding() throws IOException {
final Reader initialReader = new StringReader("With Commons IO"); final Reader initialReader = new StringReader("With Commons IO");
final InputStream targetStream = IOUtils.toInputStream(IOUtils.toString(initialReader), Charsets.UTF_8); final InputStream targetStream = IOUtils.toInputStream(IOUtils.toString(initialReader), Charsets.UTF_8);
@ -243,7 +268,7 @@ public class JavaReaderToXUnitTest {
} }
@Test @Test
public void givenUsingCommonsIO_whenConvertingReaderIntoInputStreamWithEncoding_thenCorrect() throws IOException { public void givenUsingCommonsIOUtils_whenConvertingReaderIntoInputStreamWithEncoding_thenCorrect() throws IOException {
String initialString = "With Commons IO"; String initialString = "With Commons IO";
final Reader initialReader = new StringReader(initialString); final Reader initialReader = new StringReader(initialString);
final InputStream targetStream = IOUtils.toInputStream(IOUtils.toString(initialReader), Charsets.UTF_8); final InputStream targetStream = IOUtils.toInputStream(IOUtils.toString(initialReader), Charsets.UTF_8);
@ -255,4 +280,27 @@ public class JavaReaderToXUnitTest {
targetStream.close(); targetStream.close();
} }
@Test
public void givenUsingCommonsIOReaderInputStream_whenConvertingReaderIntoInputStreamWithEncoding() throws IOException {
final Reader initialReader = new StringReader("With Commons IO");
final InputStream targetStream = new ReaderInputStream(initialReader, Charsets.UTF_8);
initialReader.close();
targetStream.close();
}
@Test
public void givenUsingCommonsIOReaderInputStream_whenConvertingReaderIntoInputStreamWithEncoding_thenCorrect() throws IOException {
String initialString = "With Commons IO";
final Reader initialReader = new StringReader(initialString);
final InputStream targetStream = new ReaderInputStream(initialReader, Charsets.UTF_8);
String finalString = IOUtils.toString(targetStream, Charsets.UTF_8);
assertThat(finalString, equalTo(initialString));
initialReader.close();
targetStream.close();
}
} }