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- /*
- * Copyright (C) 2009, 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.transport;
-
- import static org.junit.Assert.assertEquals;
- import static org.junit.Assert.assertNotSame;
- import static org.junit.Assert.assertSame;
- import static org.junit.Assert.assertTrue;
- import static org.junit.Assert.fail;
-
- import java.io.ByteArrayInputStream;
- import java.io.IOException;
-
- import org.eclipse.jgit.lib.Constants;
- import org.eclipse.jgit.lib.MutableObjectId;
- import org.eclipse.jgit.lib.ObjectId;
- import org.junit.Test;
-
- // Note, test vectors created with:
- //
- // perl -e 'printf "%4.4x%s\n", 4+length($ARGV[0]),$ARGV[0]'
-
- public class PacketLineInTest {
- private ByteArrayInputStream rawIn;
-
- private PacketLineIn in;
-
- // readString
-
- @Test
- public void testReadString1() throws IOException {
- init("0006a\n0007bc\n");
- assertEquals("a", in.readString());
- assertEquals("bc", in.readString());
- assertEOF();
- }
-
- @Test
- public void testReadString2() throws IOException {
- init("0032want fcfcfb1fd94829c1a1704f894fc111d14770d34e\n");
- final String act = in.readString();
- assertEquals("want fcfcfb1fd94829c1a1704f894fc111d14770d34e", act);
- assertEOF();
- }
-
- @Test
- public void testReadString4() throws IOException {
- init("0005a0006bc");
- assertEquals("a", in.readString());
- assertEquals("bc", in.readString());
- assertEOF();
- }
-
- @Test
- public void testReadString5() throws IOException {
- // accept both upper and lower case
- init("000Fhi i am a s");
- assertEquals("hi i am a s", in.readString());
- assertEOF();
-
- init("000fhi i am a s");
- assertEquals("hi i am a s", in.readString());
- assertEOF();
- }
-
- @Test
- public void testReadString_LenHELO() {
- init("HELO");
- try {
- in.readString();
- fail("incorrectly accepted invalid packet header");
- } catch (IOException e) {
- assertEquals("Invalid packet line header: HELO", e.getMessage());
- }
- }
-
- @Test
- public void testReadString_Len0001() {
- init("0001");
- try {
- in.readString();
- fail("incorrectly accepted invalid packet header");
- } catch (IOException e) {
- assertEquals("Invalid packet line header: 0001", e.getMessage());
- }
- }
-
- @Test
- public void testReadString_Len0002() {
- init("0002");
- try {
- in.readString();
- fail("incorrectly accepted invalid packet header");
- } catch (IOException e) {
- assertEquals("Invalid packet line header: 0002", e.getMessage());
- }
- }
-
- @Test
- public void testReadString_Len0003() {
- init("0003");
- try {
- in.readString();
- fail("incorrectly accepted invalid packet header");
- } catch (IOException e) {
- assertEquals("Invalid packet line header: 0003", e.getMessage());
- }
- }
-
- @Test
- public void testReadString_Len0004() throws IOException {
- init("0004");
- final String act = in.readString();
- assertEquals("", act);
- assertNotSame(PacketLineIn.END, act);
- assertEOF();
- }
-
- @Test
- public void testReadString_End() throws IOException {
- init("0000");
- assertSame(PacketLineIn.END, in.readString());
- assertEOF();
- }
-
- // readStringNoLF
-
- @Test
- public void testReadStringRaw1() throws IOException {
- init("0005a0006bc");
- assertEquals("a", in.readStringRaw());
- assertEquals("bc", in.readStringRaw());
- assertEOF();
- }
-
- @Test
- public void testReadStringRaw2() throws IOException {
- init("0031want fcfcfb1fd94829c1a1704f894fc111d14770d34e");
- final String act = in.readStringRaw();
- assertEquals("want fcfcfb1fd94829c1a1704f894fc111d14770d34e", act);
- assertEOF();
- }
-
- @Test
- public void testReadStringRaw3() throws IOException {
- init("0004");
- final String act = in.readStringRaw();
- assertEquals("", act);
- assertNotSame(PacketLineIn.END, act);
- assertEOF();
- }
-
- @Test
- public void testReadStringRaw_End() throws IOException {
- init("0000");
- assertSame(PacketLineIn.END, in.readStringRaw());
- assertEOF();
- }
-
- @Test
- public void testReadStringRaw4() {
- init("HELO");
- try {
- in.readStringRaw();
- fail("incorrectly accepted invalid packet header");
- } catch (IOException e) {
- assertEquals("Invalid packet line header: HELO", e.getMessage());
- }
- }
-
- // readACK
-
- @Test
- public void testReadACK_NAK() throws IOException {
- final ObjectId expid = ObjectId
- .fromString("fcfcfb1fd94829c1a1704f894fc111d14770d34e");
- final MutableObjectId actid = new MutableObjectId();
- actid.fromString(expid.name());
-
- init("0008NAK\n");
- assertSame(PacketLineIn.AckNackResult.NAK, in.readACK(actid));
- assertTrue(actid.equals(expid));
- assertEOF();
- }
-
- @Test
- public void testReadACK_ACK1() throws IOException {
- final ObjectId expid = ObjectId
- .fromString("fcfcfb1fd94829c1a1704f894fc111d14770d34e");
- final MutableObjectId actid = new MutableObjectId();
-
- init("0031ACK fcfcfb1fd94829c1a1704f894fc111d14770d34e\n");
- assertSame(PacketLineIn.AckNackResult.ACK, in.readACK(actid));
- assertTrue(actid.equals(expid));
- assertEOF();
- }
-
- @Test
- public void testReadACK_ACKcontinue1() throws IOException {
- final ObjectId expid = ObjectId
- .fromString("fcfcfb1fd94829c1a1704f894fc111d14770d34e");
- final MutableObjectId actid = new MutableObjectId();
-
- init("003aACK fcfcfb1fd94829c1a1704f894fc111d14770d34e continue\n");
- assertSame(PacketLineIn.AckNackResult.ACK_CONTINUE, in.readACK(actid));
- assertTrue(actid.equals(expid));
- assertEOF();
- }
-
- @Test
- public void testReadACK_ACKcommon1() throws IOException {
- final ObjectId expid = ObjectId
- .fromString("fcfcfb1fd94829c1a1704f894fc111d14770d34e");
- final MutableObjectId actid = new MutableObjectId();
-
- init("0038ACK fcfcfb1fd94829c1a1704f894fc111d14770d34e common\n");
- assertSame(PacketLineIn.AckNackResult.ACK_COMMON, in.readACK(actid));
- assertTrue(actid.equals(expid));
- assertEOF();
- }
-
- @Test
- public void testReadACK_ACKready1() throws IOException {
- final ObjectId expid = ObjectId
- .fromString("fcfcfb1fd94829c1a1704f894fc111d14770d34e");
- final MutableObjectId actid = new MutableObjectId();
-
- init("0037ACK fcfcfb1fd94829c1a1704f894fc111d14770d34e ready\n");
- assertSame(PacketLineIn.AckNackResult.ACK_READY, in.readACK(actid));
- assertTrue(actid.equals(expid));
- assertEOF();
- }
-
- @Test
- public void testReadACK_Invalid1() {
- init("HELO");
- try {
- in.readACK(new MutableObjectId());
- fail("incorrectly accepted invalid packet header");
- } catch (IOException e) {
- assertEquals("Invalid packet line header: HELO", e.getMessage());
- }
- }
-
- @Test
- public void testReadACK_Invalid2() {
- init("0009HELO\n");
- try {
- in.readACK(new MutableObjectId());
- fail("incorrectly accepted invalid ACK/NAK");
- } catch (IOException e) {
- assertEquals("Expected ACK/NAK, got: HELO", e.getMessage());
- }
- }
-
- @Test
- public void testReadACK_Invalid3() {
- String s = "ACK fcfcfb1fd94829c1a1704f894fc111d14770d34e neverhappen";
- init("003d" + s + "\n");
- try {
- in.readACK(new MutableObjectId());
- fail("incorrectly accepted unsupported ACK status");
- } catch (IOException e) {
- assertEquals("Expected ACK/NAK, got: " + s, e.getMessage());
- }
- }
-
- @Test
- public void testReadACK_Invalid4() {
- init("0000");
- try {
- in.readACK(new MutableObjectId());
- fail("incorrectly accepted no ACK/NAK");
- } catch (IOException e) {
- assertEquals("Expected ACK/NAK, found EOF", e.getMessage());
- }
- }
-
- // test support
-
- private void init(final String msg) {
- rawIn = new ByteArrayInputStream(Constants.encodeASCII(msg));
- in = new PacketLineIn(rawIn);
- }
-
- private void assertEOF() {
- assertEquals(-1, rawIn.read());
- }
- }
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