| /* |
| * Copyright (C) 2018, Google LLC. and others |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Distribution License v. 1.0 which is available at |
| * https://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| package org.eclipse.jgit.transport; |
| |
| import static org.eclipse.jgit.transport.ObjectIdMatcher.hasOnlyObjectIds; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| |
| import java.io.ByteArrayInputStream; |
| import java.io.ByteArrayOutputStream; |
| import java.io.IOException; |
| |
| import org.eclipse.jgit.errors.PackProtocolException; |
| import org.eclipse.jgit.lib.Config; |
| import org.junit.Test; |
| |
| public class ProtocolV0ParserTest { |
| /* |
| * Convert the input lines to the PacketLine that the parser reads. |
| */ |
| private static PacketLineIn formatAsPacketLine(String... inputLines) |
| throws IOException { |
| ByteArrayOutputStream send = new ByteArrayOutputStream(); |
| PacketLineOut pckOut = new PacketLineOut(send); |
| for (String line : inputLines) { |
| if (PacketLineIn.isEnd(line)) { |
| pckOut.end(); |
| } else if (PacketLineIn.isDelimiter(line)) { |
| pckOut.writeDelim(); |
| } else { |
| pckOut.writeString(line); |
| } |
| } |
| |
| return new PacketLineIn(new ByteArrayInputStream(send.toByteArray())); |
| } |
| |
| private static TransferConfig defaultConfig() { |
| Config rc = new Config(); |
| rc.setBoolean("uploadpack", null, "allowfilter", true); |
| return new TransferConfig(rc); |
| } |
| |
| @Test |
| public void testRecvWantsWithCapabilities() |
| throws PackProtocolException, IOException { |
| PacketLineIn pckIn = formatAsPacketLine( |
| String.join(" ", "want", |
| "4624442d68ee402a94364191085b77137618633e", "thin-pack", |
| "no-progress", "include-tag", "ofs-delta", "\n"), |
| "want f900c8326a43303685c46b279b9f70411bff1a4b\n", |
| PacketLineIn.end()); |
| ProtocolV0Parser parser = new ProtocolV0Parser(defaultConfig()); |
| FetchV0Request request = parser.recvWants(pckIn); |
| assertTrue(request.getClientCapabilities() |
| .contains(GitProtocolConstants.OPTION_THIN_PACK)); |
| assertTrue(request.getClientCapabilities() |
| .contains(GitProtocolConstants.OPTION_NO_PROGRESS)); |
| assertTrue(request.getClientCapabilities() |
| .contains(GitProtocolConstants.OPTION_INCLUDE_TAG)); |
| assertTrue(request.getClientCapabilities() |
| .contains(GitProtocolConstants.CAPABILITY_OFS_DELTA)); |
| assertThat(request.getWantIds(), |
| hasOnlyObjectIds("4624442d68ee402a94364191085b77137618633e", |
| "f900c8326a43303685c46b279b9f70411bff1a4b")); |
| } |
| |
| @Test |
| public void testRecvWantsWithAgent() |
| throws PackProtocolException, IOException { |
| PacketLineIn pckIn = formatAsPacketLine( |
| String.join(" ", "want", |
| "4624442d68ee402a94364191085b77137618633e", "thin-pack", |
| "agent=JGit.test/0.0.1", "\n"), |
| "want f900c8326a43303685c46b279b9f70411bff1a4b\n", |
| PacketLineIn.end()); |
| ProtocolV0Parser parser = new ProtocolV0Parser(defaultConfig()); |
| FetchV0Request request = parser.recvWants(pckIn); |
| assertTrue(request.getClientCapabilities() |
| .contains(GitProtocolConstants.OPTION_THIN_PACK)); |
| assertEquals(1, request.getClientCapabilities().size()); |
| assertEquals("JGit.test/0.0.1", request.getAgent()); |
| assertThat(request.getWantIds(), |
| hasOnlyObjectIds("4624442d68ee402a94364191085b77137618633e", |
| "f900c8326a43303685c46b279b9f70411bff1a4b")); |
| } |
| |
| /* |
| * First round of protocol v0 negotiation. Client send wants, no |
| * capabilities. |
| */ |
| @Test |
| public void testRecvWantsWithoutCapabilities() |
| throws PackProtocolException, IOException { |
| PacketLineIn pckIn = formatAsPacketLine( |
| "want 4624442d68ee402a94364191085b77137618633e\n", |
| "want f900c8326a43303685c46b279b9f70411bff1a4b\n", |
| PacketLineIn.end()); |
| ProtocolV0Parser parser = new ProtocolV0Parser(defaultConfig()); |
| FetchV0Request request = parser.recvWants(pckIn); |
| assertTrue(request.getClientCapabilities().isEmpty()); |
| assertThat(request.getWantIds(), |
| hasOnlyObjectIds("4624442d68ee402a94364191085b77137618633e", |
| "f900c8326a43303685c46b279b9f70411bff1a4b")); |
| } |
| |
| @Test |
| public void testRecvWantsDeepen() |
| throws PackProtocolException, IOException { |
| PacketLineIn pckIn = formatAsPacketLine( |
| "want 4624442d68ee402a94364191085b77137618633e\n", |
| "want f900c8326a43303685c46b279b9f70411bff1a4b\n", "deepen 3\n", |
| PacketLineIn.end()); |
| ProtocolV0Parser parser = new ProtocolV0Parser(defaultConfig()); |
| FetchV0Request request = parser.recvWants(pckIn); |
| assertTrue(request.getClientCapabilities().isEmpty()); |
| assertEquals(3, request.getDepth()); |
| assertThat(request.getWantIds(), |
| hasOnlyObjectIds("4624442d68ee402a94364191085b77137618633e", |
| "f900c8326a43303685c46b279b9f70411bff1a4b")); |
| } |
| |
| @Test |
| public void testRecvWantsShallow() |
| throws PackProtocolException, IOException { |
| PacketLineIn pckIn = formatAsPacketLine( |
| "want 4624442d68ee402a94364191085b77137618633e\n", |
| "want f900c8326a43303685c46b279b9f70411bff1a4b\n", |
| "shallow 4b643d0ef739a1b494e7d6926d8d8ed80d35edf4\n", |
| PacketLineIn.end()); |
| ProtocolV0Parser parser = new ProtocolV0Parser(defaultConfig()); |
| FetchV0Request request = parser.recvWants(pckIn); |
| assertTrue(request.getClientCapabilities().isEmpty()); |
| assertThat(request.getWantIds(), |
| hasOnlyObjectIds("4624442d68ee402a94364191085b77137618633e", |
| "f900c8326a43303685c46b279b9f70411bff1a4b")); |
| assertThat(request.getClientShallowCommits(), |
| hasOnlyObjectIds("4b643d0ef739a1b494e7d6926d8d8ed80d35edf4")); |
| } |
| |
| @Test |
| public void testRecvWantsFilter() |
| throws PackProtocolException, IOException { |
| PacketLineIn pckIn = formatAsPacketLine( |
| "want 4624442d68ee402a94364191085b77137618633e\n", |
| "want f900c8326a43303685c46b279b9f70411bff1a4b\n", |
| "filter blob:limit=13000\n", |
| PacketLineIn.end()); |
| ProtocolV0Parser parser = new ProtocolV0Parser(defaultConfig()); |
| FetchV0Request request = parser.recvWants(pckIn); |
| assertTrue(request.getClientCapabilities().isEmpty()); |
| assertThat(request.getWantIds(), |
| hasOnlyObjectIds("4624442d68ee402a94364191085b77137618633e", |
| "f900c8326a43303685c46b279b9f70411bff1a4b")); |
| assertEquals(13000, request.getFilterSpec().getBlobLimit()); |
| assertEquals(-1, request.getFilterSpec().getTreeDepthLimit()); |
| } |
| |
| } |