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new java conversion

This commit is contained in:
eugenp 2015-09-11 15:57:45 +03:00
parent 84950189c6
commit 7944711495
1 changed files with 17 additions and 1 deletions
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18
core-java/src/test/java/org/baeldung/java/io/JavaInputStreamToXUnitTest.java
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@ -7,6 +7,7 @@ import static org.junit.Assert.assertThat;
import java.io.BufferedReader;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
@ -128,12 +129,27 @@ public class JavaInputStreamToXUnitTest {
// tests - InputStream to byte[]
@Test
public final void givenUsingPlainJava_whenConvertingAnInputStreamToAByteArray_thenCorrect() throws IOException {
public final void givenUsingPlainJavaOnFixedSizeStream_whenConvertingAnInputStreamToAByteArray_thenCorrect() throws IOException {
final InputStream initialStream = new ByteArrayInputStream(new byte[] { 0, 1, 2 });
final byte[] targetArray = new byte[initialStream.available()];
initialStream.read(targetArray);
}
@Test
public final void givenUsingPlainJavaOnUnknownSizeStream_whenConvertingAnInputStreamToAByteArray_thenCorrect() throws IOException {
final InputStream is = new ByteArrayInputStream(new byte[] { 0, 1, 2 });
final ByteArrayOutputStream buffer = new ByteArrayOutputStream();
int nRead;
final byte[] data = new byte[1024];
while ((nRead = is.read(data, 0, data.length)) != -1) {
buffer.write(data, 0, nRead);
}
buffer.flush();
final byte[] byteArray = buffer.toByteArray();
}
@Test
public final void givenUsingGuava_whenConvertingAnInputStreamToAByteArray_thenCorrect() throws IOException {
final InputStream initialStream = ByteSource.wrap(new byte[] { 0, 1, 2 }).openStream();