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comparison src/org/tmatesoft/hg/internal/NewlineFilter.java @ 352:7b34d24b8f4d

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Tests for newline filter (eol extension) functionality
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Wed, 30 Nov 2011 05:11:07 +0100
parents a37ce7145c3f
children 0f3687e79f5a
comparison
equal deleted inserted replaced
351:5abba41751e6 352:7b34d24b8f4d
19 import static org.tmatesoft.hg.internal.Filter.Direction.FromRepo; 19 import static org.tmatesoft.hg.internal.Filter.Direction.FromRepo;
20 import static org.tmatesoft.hg.internal.Filter.Direction.ToRepo; 20 import static org.tmatesoft.hg.internal.Filter.Direction.ToRepo;
21 import static org.tmatesoft.hg.internal.KeywordFilter.copySlice; 21 import static org.tmatesoft.hg.internal.KeywordFilter.copySlice;
22 22
23 import java.io.File; 23 import java.io.File;
24 import java.io.FileInputStream;
25 import java.io.FileOutputStream;
26 import java.io.IOException; 24 import java.io.IOException;
27 import java.nio.ByteBuffer; 25 import java.nio.ByteBuffer;
28 import java.util.ArrayList; 26 import java.util.ArrayList;
29 import java.util.Map; 27 import java.util.Map;
30 28
41 39
42 // if allowInconsistent is true, filter simply pass incorrect newline characters (single \r or \r\n on *nix and single \n on Windows) as is, 40 // if allowInconsistent is true, filter simply pass incorrect newline characters (single \r or \r\n on *nix and single \n on Windows) as is,
43 // i.e. doesn't try to convert them into appropriate newline characters. XXX revisit if Keyword extension behaves differently 41 // i.e. doesn't try to convert them into appropriate newline characters. XXX revisit if Keyword extension behaves differently
44 private final boolean allowInconsistent; 42 private final boolean allowInconsistent;
45 private final boolean winToNix; 43 private final boolean winToNix;
44
45 // next two factory methods for testsing purposes
46 public static NewlineFilter createWin2Nix(boolean allowMixed) {
47 return new NewlineFilter(!allowMixed, 0);
48 }
49
50 public static NewlineFilter createNix2Win(boolean allowMixed) {
51 return new NewlineFilter(!allowMixed, 1);
52 }
46 53
47 private NewlineFilter(boolean failIfInconsistent, int transform) { 54 private NewlineFilter(boolean failIfInconsistent, int transform) {
48 winToNix = transform == 0; 55 winToNix = transform == 0;
49 allowInconsistent = !failIfInconsistent; 56 allowInconsistent = !failIfInconsistent;
50 } 57 }
248 return null; 255 return null;
249 } 256 }
250 return null; 257 return null;
251 } 258 }
252 } 259 }
253
254 public static void main(String[] args) throws Exception {
255 FileInputStream fis = new FileInputStream(new File("/temp/design.lf.txt"));
256 FileOutputStream fos = new FileOutputStream(new File("/temp/design.newline.out"));
257 ByteBuffer b = ByteBuffer.allocate(12);
258 NewlineFilter nlFilter = new NewlineFilter(true, 1);
259 while (fis.getChannel().read(b) != -1) {
260 b.flip(); // get ready to be read
261 ByteBuffer f = nlFilter.filter(b);
262 fos.getChannel().write(f); // XXX in fact, f may not be fully consumed
263 if (b.hasRemaining()) {
264 b.compact();
265 } else {
266 b.clear();
267 }
268 }
269 fis.close();
270 fos.flush();
271 fos.close();
272 }
273
274 } 260 }