| /* |
| * Copyright (C) 2017, Google Inc. |
| * and other copyright owners as documented in the project's IP log. |
| * |
| * This program and the accompanying materials are made available |
| * under the terms of the Eclipse Distribution License v1.0 which |
| * accompanies this distribution, is reproduced below, and is |
| * available at http://www.eclipse.org/org/documents/edl-v10.php |
| * |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or |
| * without modification, are permitted provided that the following |
| * conditions are met: |
| * |
| * - Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * - Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following |
| * disclaimer in the documentation and/or other materials provided |
| * with the distribution. |
| * |
| * - Neither the name of the Eclipse Foundation, Inc. nor the |
| * names of its contributors may be used to endorse or promote |
| * products derived from this software without specific prior |
| * written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND |
| * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, |
| * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| package org.eclipse.jgit.diff; |
| |
| import org.eclipse.jgit.errors.BinaryBlobException; |
| import org.eclipse.jgit.internal.storage.file.FileRepository; |
| import org.eclipse.jgit.junit.RepositoryTestCase; |
| import org.eclipse.jgit.lib.Constants; |
| import org.eclipse.jgit.lib.ObjectId; |
| import org.eclipse.jgit.lib.ObjectInserter; |
| import org.eclipse.jgit.lib.ObjectLoader; |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| import java.io.IOException; |
| |
| public class RawTextLoadTest extends RepositoryTestCase { |
| private static byte[] generate(int size, int nullAt) { |
| byte[] data = new byte[size]; |
| for (int i = 0; i < data.length; i++) { |
| data[i] = (byte) ((i % 72 == 0) ? '\n' : (i%10) + '0'); |
| } |
| if (nullAt >= 0) { |
| data[nullAt] = '\0'; |
| } |
| return data; |
| } |
| |
| private RawText textFor(byte[] data, int limit) throws IOException, BinaryBlobException { |
| FileRepository repo = createBareRepository(); |
| ObjectId id; |
| try (ObjectInserter ins = repo.getObjectDatabase().newInserter()) { |
| id = ins.insert(Constants.OBJ_BLOB, data); |
| } |
| ObjectLoader ldr = repo.open(id); |
| return RawText.load(ldr, limit); |
| } |
| |
| @Test |
| public void testSmallOK() throws Exception { |
| byte[] data = generate(1000, -1); |
| RawText result = textFor(data, 1 << 20); |
| Assert.assertArrayEquals(result.content, data); |
| } |
| |
| @Test(expected = BinaryBlobException.class) |
| public void testSmallNull() throws Exception { |
| byte[] data = generate(1000, 22); |
| textFor(data, 1 << 20); |
| } |
| |
| @Test |
| public void testBigOK() throws Exception { |
| byte[] data = generate(10000, -1); |
| RawText result = textFor(data, 1 << 20); |
| Assert.assertArrayEquals(result.content, data); |
| } |
| |
| @Test(expected = BinaryBlobException.class) |
| public void testBigWithNullAtStart() throws Exception { |
| byte[] data = generate(10000, 22); |
| textFor(data, 1 << 20); |
| } |
| |
| @Test(expected = BinaryBlobException.class) |
| public void testBinaryThreshold() throws Exception { |
| byte[] data = generate(2 << 20, -1); |
| textFor(data, 1 << 20); |
| } |
| } |