org.spearce.jgit.test/tst/org/spearce/jgit/lib/IndexDiffTest.java

   1 /*
   2  *  Copyright (C) 2007 David Watson <dwatson@mimvista.com>
   3  *
   4  *  This library is free software; you can redistribute it and/or
   5  *  modify it under the terms of the GNU Lesser General Public
   6  *  License, version 2.1, as published by the Free Software Foundation.
   7  *
   8  *  This library is distributed in the hope that it will be useful,
   9  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11  *  Lesser General Public License for more details.
  12  *
  13  *  You should have received a copy of the GNU Lesser General Public
  14  *  License along with this library; if not, write to the Free Software
  15  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301
  16  */
  17
  18 package org.spearce.jgit.lib;
  19
  20 import java.io.File;
  21 import java.io.IOException;
  22
  23 public class IndexDiffTest extends RepositoryTestCase {
  24         public void testAdded() throws IOException {
  25                 GitIndex index = new GitIndex(db);
  26                 writeTrashFile("file1", "file1");
  27                 writeTrashFile("dir/subfile", "dir/subfile");
  28                 Tree tree = new Tree(db);
  29
  30                 index.add(trash, new File(trash, "file1"));
  31                 index.add(trash, new File(trash, "dir/subfile"));
  32                 IndexDiff diff = new IndexDiff(tree, index);
  33                 diff.diff();
  34                 assertEquals(2, diff.getAdded().size());
  35                 assertTrue(diff.getAdded().contains("file1"));
  36                 assertTrue(diff.getAdded().contains("dir/subfile"));
  37                 assertEquals(0, diff.getChanged().size());
  38                 assertEquals(0, diff.getModified().size());
  39                 assertEquals(0, diff.getRemoved().size());
  40         }
  41
  42         public void testRemoved() throws IOException {
  43                 GitIndex index = new GitIndex(db);
  44                 writeTrashFile("file2", "file2");
  45                 writeTrashFile("dir/file3", "dir/file3");
  46
  47                 Tree tree = new Tree(db);
  48                 tree.addFile("file2");
  49                 tree.addFile("dir/file3");
  50                 assertEquals(2, tree.memberCount());
  51                 tree.findBlobMember("file2").setId(new ObjectId("30d67d4672d5c05833b7192cc77a79eaafb5c7ad"));
  52                 Tree tree2 = (Tree) tree.findTreeMember("dir");
  53                 tree2.findBlobMember("file3").setId(new ObjectId("873fb8d667d05436d728c52b1d7a09528e6eb59b"));
  54                 tree2.setId(new ObjectWriter(db).writeTree(tree2));
  55                 tree.setId(new ObjectWriter(db).writeTree(tree));
  56
  57                 IndexDiff diff = new IndexDiff(tree, index);
  58                 diff.diff();
  59                 assertEquals(2, diff.getRemoved().size());
  60                 assertTrue(diff.getRemoved().contains("file2"));
  61                 assertTrue(diff.getRemoved().contains("dir/file3"));
  62                 assertEquals(0, diff.getChanged().size());
  63                 assertEquals(0, diff.getModified().size());
  64                 assertEquals(0, diff.getAdded().size());
  65         }
  66
  67         public void testModified() throws IOException {
  68                 GitIndex index = new GitIndex(db);
  69
  70
  71                 index.add(trash, writeTrashFile("file2", "file2"));
  72                 index.add(trash, writeTrashFile("dir/file3", "dir/file3"));
  73
  74                 writeTrashFile("dir/file3", "changed");
  75
  76                 Tree tree = new Tree(db);
  77                 tree.addFile("file2").setId(new ObjectId("0123456789012345678901234567890123456789"));
  78                 tree.addFile("dir/file3").setId(new ObjectId("0123456789012345678901234567890123456789"));
  79                 assertEquals(2, tree.memberCount());
  80
  81                 Tree tree2 = (Tree) tree.findTreeMember("dir");
  82                 tree2.setId(new ObjectWriter(db).writeTree(tree2));
  83                 tree.setId(new ObjectWriter(db).writeTree(tree));
  84                 IndexDiff diff = new IndexDiff(tree, index);
  85                 diff.diff();
  86                 assertEquals(2, diff.getChanged().size());
  87                 assertTrue(diff.getChanged().contains("file2"));
  88                 assertTrue(diff.getChanged().contains("dir/file3"));
  89                 assertEquals(1, diff.getModified().size());
  90                 assertTrue(diff.getModified().contains("dir/file3"));
  91                 assertEquals(0, diff.getAdded().size());
  92                 assertEquals(0, diff.getRemoved().size());
  93                 assertEquals(0, diff.getMissing().size());
  94         }
  95
  96 }