diff --git a/core-java-io/src/test/java/org/baeldung/java/io/JavaInputStreamToXUnitTest.java b/core-java-io/src/test/java/org/baeldung/java/io/JavaInputStreamToXUnitTest.java index f1bea1eefb..c49681efb8 100644 --- a/core-java-io/src/test/java/org/baeldung/java/io/JavaInputStreamToXUnitTest.java +++ b/core-java-io/src/test/java/org/baeldung/java/io/JavaInputStreamToXUnitTest.java @@ -14,8 +14,10 @@ import org.slf4j.LoggerFactory; import java.io.*; import java.nio.charset.Charset; import java.nio.charset.StandardCharsets; +import java.nio.file.Path; import java.nio.file.StandardCopyOption; import java.util.Scanner; +import java.util.UUID; import static org.apache.commons.lang3.RandomStringUtils.randomAlphabetic; import static org.hamcrest.Matchers.equalTo; @@ -111,6 +113,19 @@ public class JavaInputStreamToXUnitTest { assertThat(writer.toString(), equalTo(originalString)); } + + @Test + public final void givenUsingTempFile_whenConvertingAnInputStreamToAString_thenCorrect() throws IOException { + final String originalString = randomAlphabetic(DEFAULT_SIZE); + final InputStream inputStream = new ByteArrayInputStream(originalString.getBytes()); + + // When + Path tempFile = java.nio.file.Files.createTempDirectory("").resolve(UUID.randomUUID().toString() + ".tmp"); + java.nio.file.Files.copy(inputStream, tempFile, StandardCopyOption.REPLACE_EXISTING); + String result = new String(java.nio.file.Files.readAllBytes(tempFile)); + + assertThat(result, equalTo(originalString)); + } // tests - InputStream to byte[]