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Add behavior test to ensure that ArmoredInputStream cuts away any data outside of the armor

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This commit is contained in:
Paul Schaub 2022-09-08 18:15:52 +02:00
parent bf0370fdc1
commit 7480c47fa7
Signed by: vanitasvitae
GPG key ID: 62BEE9264BF17311
1 changed files with 38 additions and 0 deletions
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pgpainless-core/src/test/java/org/bouncycastle/ArmoredInputStreamOverArmoredDataWithAppendedCleartextTest.java Normal file
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// SPDX-FileCopyrightText: 2022 Paul Schaub <vanitasvitae@fsfe.org>
//
// SPDX-License-Identifier: Apache-2.0
package org.bouncycastle;
import org.bouncycastle.bcpg.ArmoredInputStream;
import org.bouncycastle.util.io.Streams;
import org.junit.jupiter.api.Test;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.nio.charset.StandardCharsets;
import static org.junit.jupiter.api.Assertions.assertEquals;
public class ArmoredInputStreamOverArmoredDataWithAppendedCleartextTest {
private static final String ASCII_ARMORED_WITH_APPENDED_GARBAGE = "-----BEGIN PGP MESSAGE-----\n" +
"Version: PGPainless\n" +
"\n" +
"yxRiAAAAAABIZWxsbywgV29ybGQhCg==\n" +
"=WGju\n" +
"-----END PGP MESSAGE-----\n" +
"This is a bunch of crap that we appended.";
@Test
public void testArmoredInputStreamCutsOffAnyDataAfterTheAsciiArmor() throws IOException {
InputStream inputStream = new ByteArrayInputStream(ASCII_ARMORED_WITH_APPENDED_GARBAGE.getBytes(StandardCharsets.UTF_8));
ArmoredInputStream armorIn = new ArmoredInputStream(inputStream);
ByteArrayOutputStream out = new ByteArrayOutputStream();
Streams.pipeAll(armorIn, out);
armorIn.close();
assertEquals(22, out.size(), "ArmoredInputStream cuts off any appended data outside the ASCII armor.");
}
}