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Merge pull request #280 from eclipse-passage/564819
Bug 564819 - API revision | conditions | stream codecs review
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72
...passage.lic.bc.tests/src/org/eclipse/passage/lic/internal/bc/tests/BcStreamCodecTest.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,72 @@ | ||
| /******************************************************************************* | ||
| * Copyright (c) 2020 ArSysOp | ||
| * | ||
| * This program and the accompanying materials are made available under the | ||
| * terms of the Eclipse Public License 2.0 which is available at | ||
| * https://www.eclipse.org/legal/epl-2.0/. | ||
| * | ||
| * SPDX-License-Identifier: EPL-2.0 | ||
| * | ||
| * Contributors: | ||
| * ArSysOp - initial API and implementation | ||
| *******************************************************************************/ | ||
| package org.eclipse.passage.lic.internal.bc.tests; | ||
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| import static org.junit.Assert.assertTrue; | ||
| import static org.junit.Assert.fail; | ||
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| import java.io.ByteArrayInputStream; | ||
| import java.io.ByteArrayOutputStream; | ||
| import java.io.IOException; | ||
| import java.io.InputStream; | ||
| import java.io.OutputStream; | ||
| import java.nio.file.Files; | ||
| import java.nio.file.Path; | ||
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| import org.eclipse.passage.lic.internal.api.LicensedProduct; | ||
| import org.eclipse.passage.lic.internal.api.LicensingException; | ||
| import org.eclipse.passage.lic.internal.base.BaseLicensedProduct; | ||
| import org.eclipse.passage.lic.internal.base.io.PassageFileExtension; | ||
| import org.eclipse.passage.lic.internal.bc.BcStreamCodec; | ||
| import org.junit.Rule; | ||
| import org.junit.rules.TemporaryFolder; | ||
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| @SuppressWarnings("restriction") | ||
| abstract class BcStreamCodecTest { | ||
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| @Rule | ||
| public final TemporaryFolder root = new TemporaryFolder(); | ||
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| protected final void assertFileExists(Path file) { | ||
| assertTrue(Files.exists(file)); | ||
| assertTrue(Files.isRegularFile(file)); | ||
| } | ||
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| protected final PairInfo<Path> pair(String user, String pass) throws IOException { | ||
| return pair((pub, secret) -> new PairKeys(pub, secret), user, pass); | ||
| } | ||
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| protected final <I> PairInfo<I> pair(ThrowingCtor<I> ctor, String user, String pass) throws IOException { | ||
| Path pub = new TmpFile(root).keyFile(new PassageFileExtension.PublicKey()); | ||
| Path secret = new TmpFile(root).keyFile(new PassageFileExtension.PrivateKey()); | ||
| BcStreamCodec codec = new BcStreamCodec(this::product); | ||
| try { | ||
| codec.createKeyPair(pub, secret, user, pass); | ||
| } catch (LicensingException e) { | ||
| fail("PGP key pair generation on valid data is not supposed to fail"); //$NON-NLS-1$ | ||
| } | ||
| return ctor.create(pub, secret); | ||
| } | ||
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| protected final InputStream anInput() { | ||
| return new ByteArrayInputStream(new byte[0]); | ||
| } | ||
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| protected final OutputStream anOutput() { | ||
| return new ByteArrayOutputStream(); | ||
| } | ||
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| protected final LicensedProduct product() { | ||
| return new BaseLicensedProduct("bc-stream-codec-test-product", "2.4.21"); //$NON-NLS-1$//$NON-NLS-2$ | ||
| } | ||
| } |
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182
...assage.lic.bc.tests/src/org/eclipse/passage/lic/internal/bc/tests/StreamDecodingTest.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,182 @@ | ||
| /******************************************************************************* | ||
| * Copyright (c) 2020 ArSysOp | ||
| * | ||
| * This program and the accompanying materials are made available under the | ||
| * terms of the Eclipse Public License 2.0 which is available at | ||
| * https://www.eclipse.org/legal/epl-2.0/. | ||
| * | ||
| * SPDX-License-Identifier: EPL-2.0 | ||
| * | ||
| * Contributors: | ||
| * ArSysOp - initial API and implementation | ||
| *******************************************************************************/ | ||
| package org.eclipse.passage.lic.internal.bc.tests; | ||
|
|
||
| import static org.junit.Assert.assertFalse; | ||
| import static org.junit.Assert.assertTrue; | ||
| import static org.junit.Assert.fail; | ||
| import static org.junit.Assume.assumeTrue; | ||
|
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| import java.io.FileInputStream; | ||
| import java.io.FileOutputStream; | ||
| import java.io.IOException; | ||
| import java.io.InputStream; | ||
| import java.io.OutputStream; | ||
| import java.nio.file.Files; | ||
| import java.nio.file.Path; | ||
| import java.util.Objects; | ||
| import java.util.function.Function; | ||
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| import org.eclipse.passage.lic.internal.api.LicensingException; | ||
| import org.eclipse.passage.lic.internal.api.io.DigestExpectation; | ||
| import org.eclipse.passage.lic.internal.base.io.BaseDigestExpectation; | ||
| import org.eclipse.passage.lic.internal.base.io.FileContent; | ||
| import org.eclipse.passage.lic.internal.bc.BcDigest; | ||
| import org.eclipse.passage.lic.internal.bc.BcStreamCodec; | ||
| import org.junit.Test; | ||
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| @SuppressWarnings("restriction") | ||
| public final class StreamDecodingTest extends BcStreamCodecTest { | ||
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| @Test | ||
| public void decodingIsFunctional() throws IOException { | ||
| Path[] actors; | ||
| try { | ||
| actors = decode(); | ||
| } catch (LicensingException e) { | ||
| fail("Decoding for valid data is not supposed to fail"); //$NON-NLS-1$ | ||
| throw new RuntimeException();// unreachable | ||
| } | ||
| Path origin = actors[0]; | ||
| Path encoded = actors[1]; | ||
| Path decoded = actors[2]; | ||
| assertTrue(Files.size(decoded) > 0); | ||
| assertFalse(Objects.deepEquals(// | ||
| new FileContent(encoded).get(), // | ||
| new FileContent(decoded).get())); | ||
| assertTrue(Objects.deepEquals(// | ||
| new FileContent(origin).get(), // | ||
| new FileContent(decoded).get())); | ||
| } | ||
|
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| /** | ||
| * Decoding with a foreign key must fail even if it is not demanded to be | ||
| * assessed by digest expectation. | ||
| */ | ||
| @Test | ||
| public void properKeyIsRequired() throws IOException { | ||
| try { | ||
| decodeWithKey(PairInfo::secondInfo); | ||
| } catch (LicensingException e) { | ||
| return; | ||
| } | ||
| fail("Decoding with incorrect key must fail"); //$NON-NLS-1$ | ||
| } | ||
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| @Test | ||
| public void validDigestDoesNotFailDecoding() throws IOException { | ||
| try { | ||
| decodeWithDigest(key -> new BaseDigestExpectation(new BcDigest(key).get())); | ||
| } catch (LicensingException e) { | ||
| fail("Decoding for valid data is not supposed to fail"); //$NON-NLS-1$ | ||
| } | ||
| } | ||
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| @Test | ||
| public void invalidDigestFailsDecoding() throws IOException { | ||
| try { | ||
| decodeWithDigest(key -> new BaseDigestExpectation(new byte[0])); | ||
| } catch (LicensingException e) { | ||
| assertTrue(e.getMessage().contains("digest")); //$NON-NLS-1$ | ||
| return; | ||
| } | ||
| fail("Unsatisfiable digest expectation must stop decoding"); //$NON-NLS-1$ | ||
| } | ||
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| private Path encoded(Path origin, Path privateKey, String user, String pass) throws IOException { | ||
| Path encoded = new TmpFile(root).file(".txt"); //$NON-NLS-1$ | ||
| try (// | ||
| InputStream source = new FileInputStream(origin.toFile()); | ||
| OutputStream destination = new FileOutputStream(encoded.toFile()); | ||
| InputStream key = new FileInputStream(privateKey.toFile())) { | ||
| new BcStreamCodec(this::product).encode(source, destination, key, user, pass); | ||
| } catch (LicensingException e) { | ||
| fail("Failed to encode a file: check corresponding tests set"); //$NON-NLS-1$ | ||
| } | ||
| return encoded; | ||
| } | ||
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| @Test(expected = NullPointerException.class) | ||
| public void sourceIsMandatory() throws IOException { | ||
| try (OutputStream output = anOutput(); InputStream key = anInput()) { | ||
| decodeNull(null, output, key, new DigestExpectation.None()); | ||
| } | ||
| } | ||
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| @Test(expected = NullPointerException.class) | ||
| public void targetIsMandatory() throws IOException { | ||
| try (InputStream input = anInput(); InputStream key = anInput()) { | ||
| decodeNull(input, null, key, new DigestExpectation.None()); | ||
| } | ||
| } | ||
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| @Test(expected = NullPointerException.class) | ||
| public void keyIsMandatory() throws IOException { | ||
| try (InputStream input = anInput(); OutputStream output = anOutput()) { | ||
| decodeNull(input, output, null, new DigestExpectation.None()); | ||
| } | ||
| } | ||
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| @Test(expected = NullPointerException.class) | ||
| public void digestIsMandatory() throws IOException { | ||
| try (InputStream input = anInput(); OutputStream output = anOutput(); InputStream key = anInput()) { | ||
| decodeNull(input, output, key, null); | ||
| } | ||
| } | ||
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| private void decodeNull(InputStream input, OutputStream output, InputStream key, DigestExpectation digest) { | ||
| try { | ||
| new BcStreamCodec(this::product).decode(input, output, key, digest); | ||
| } catch (LicensingException e) { | ||
| fail("Incorrect incoming data are not intended to cause any decoding activity"); //$NON-NLS-1$ | ||
| } | ||
| } | ||
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| private Path[] decode() throws IOException, LicensingException { | ||
| return decode(pair -> pair.firstInfo(), key -> new DigestExpectation.None()); | ||
| } | ||
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| private Path[] decodeWithDigest(ThrowingDigestSupplier digest) throws IOException, LicensingException { | ||
| return decode(pair -> pair.firstInfo(), digest); | ||
| } | ||
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| private Path[] decodeWithKey(Function<PairInfo<Path>, Path> publicKey) throws IOException, LicensingException { | ||
| return decode(publicKey, key -> new DigestExpectation.None()); | ||
| } | ||
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| private Path[] decode(Function<PairInfo<Path>, Path> publicKey, ThrowingDigestSupplier digest) | ||
| throws IOException, LicensingException { | ||
| // given | ||
| String user = "Suer"; //$NON-NLS-1$ | ||
| String pass = "Vyer"; //$NON-NLS-1$ | ||
| PairInfo<Path> pair = pair(user, pass); | ||
| Path origin = new TmpFile(root).fileWithContent(); | ||
| Path encoded = encoded(origin, pair.secondInfo(), user, pass); | ||
| Path decoded = new TmpFile(root).file(".txt"); //$NON-NLS-1$ | ||
| assumeTrue(Files.size(decoded) == 0); | ||
|
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| // when | ||
| try (// | ||
| InputStream source = new FileInputStream(encoded.toFile()); | ||
| OutputStream destination = new FileOutputStream(decoded.toFile()); | ||
| InputStream key = new FileInputStream(publicKey.apply(pair).toFile())) { | ||
| new BcStreamCodec(this::product).decode(source, destination, key, digest.forKey(pair.firstInfo())); | ||
| } | ||
| return new Path[] { origin, encoded, decoded }; | ||
| } | ||
|
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| private interface ThrowingDigestSupplier { | ||
| DigestExpectation forKey(Path key) throws IOException; | ||
| } | ||
|
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| } |
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