From 0774d2f238d938c9fc37dea58421f486e863861a Mon Sep 17 00:00:00 2001 From: mthomas Date: Tue, 5 May 2020 22:38:52 -0500 Subject: [PATCH 1/2] BAEL-3974 - Add unit test for streaming Base64 encoding --- .../pdf/base64/EncodeDecodeUnitTest.java | 31 ++++++++++++++++--- 1 file changed, 27 insertions(+), 4 deletions(-) diff --git a/core-java-modules/core-java-string-operations-2/src/test/java/com/baeldung/pdf/base64/EncodeDecodeUnitTest.java b/core-java-modules/core-java-string-operations-2/src/test/java/com/baeldung/pdf/base64/EncodeDecodeUnitTest.java index 0fb61ea121..faade80884 100644 --- a/core-java-modules/core-java-string-operations-2/src/test/java/com/baeldung/pdf/base64/EncodeDecodeUnitTest.java +++ b/core-java-modules/core-java-string-operations-2/src/test/java/com/baeldung/pdf/base64/EncodeDecodeUnitTest.java @@ -1,17 +1,19 @@ package com.baeldung.pdf.base64; -import static org.junit.Assert.assertArrayEquals; -import static org.junit.Assert.assertEquals; -import static org.junit.Assert.assertNotEquals; - +import java.io.FileInputStream; import java.io.FileOutputStream; import java.io.IOException; +import java.io.OutputStream; import java.nio.file.Files; import java.nio.file.Paths; import org.junit.BeforeClass; import org.junit.Test; +import static org.junit.Assert.assertArrayEquals; +import static org.junit.Assert.assertEquals; +import static org.junit.Assert.assertNotEquals; + public class EncodeDecodeUnitTest { private static final String IN_FILE = "src/test/resources/input.pdf"; @@ -39,6 +41,27 @@ public class EncodeDecodeUnitTest { } + @Test + public void givenJavaBase64_whenEncodedStream_thenDecodedStreamOK() throws IOException { + + try (OutputStream os = java.util.Base64.getEncoder().wrap(new FileOutputStream(OUT_FILE)); + FileInputStream fis = new FileInputStream(IN_FILE)) { + byte[] bytes = new byte[1024]; + int read; + while ((read = fis.read(bytes)) > -1) { + os.write(bytes, 0, read); + } + } + + byte[] encoded = java.util.Base64.getEncoder().encode(inFileBytes); + byte[] encodedOnDisk = Files.readAllBytes(Paths.get(OUT_FILE)); + assertArrayEquals(encoded, encodedOnDisk); + + byte[] decoded = java.util.Base64.getDecoder().decode(encoded); + byte[] decodedOnDisk = java.util.Base64.getDecoder().decode(encodedOnDisk); + assertArrayEquals(decoded, decodedOnDisk); + } + @Test public void givenApacheCommons_givenJavaBase64_whenEncoded_thenDecodedOK() throws IOException { From 355cce7cc706959d3069a905128c966960082b6f Mon Sep 17 00:00:00 2001 From: mthomas Date: Wed, 6 May 2020 02:56:12 -0500 Subject: [PATCH 2/2] BAEL-3974 - Put imports back in place --- .../com/baeldung/pdf/base64/EncodeDecodeUnitTest.java | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/core-java-modules/core-java-string-operations-2/src/test/java/com/baeldung/pdf/base64/EncodeDecodeUnitTest.java b/core-java-modules/core-java-string-operations-2/src/test/java/com/baeldung/pdf/base64/EncodeDecodeUnitTest.java index faade80884..0df6f58136 100644 --- a/core-java-modules/core-java-string-operations-2/src/test/java/com/baeldung/pdf/base64/EncodeDecodeUnitTest.java +++ b/core-java-modules/core-java-string-operations-2/src/test/java/com/baeldung/pdf/base64/EncodeDecodeUnitTest.java @@ -1,5 +1,9 @@ package com.baeldung.pdf.base64; +import static org.junit.Assert.assertArrayEquals; +import static org.junit.Assert.assertEquals; +import static org.junit.Assert.assertNotEquals; + import java.io.FileInputStream; import java.io.FileOutputStream; import java.io.IOException; @@ -10,10 +14,6 @@ import java.nio.file.Paths; import org.junit.BeforeClass; import org.junit.Test; -import static org.junit.Assert.assertArrayEquals; -import static org.junit.Assert.assertEquals; -import static org.junit.Assert.assertNotEquals; - public class EncodeDecodeUnitTest { private static final String IN_FILE = "src/test/resources/input.pdf";