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Overview
Comment:find_filename_changes() should report a rename even if the file ends up reverting back to its original name.
Downloads: Tarball | ZIP archive
Timelines: family | ancestors | descendants | both | merge-renames
Files: files | file ages | folders
SHA1: 0e9d50b1481dc80bbff8ba4a529e52b98c3ed850
User & Date: joel 2016-05-06 20:00:06.481
Context
2016-05-06
20:27
Handle merges with a specified baseline that comes after a commit with renames. ... (check-in: 8da901bb user: joel tags: merge-renames)
20:00
find_filename_changes() should report a rename even if the file ends up reverting back to its original name. ... (check-in: 0e9d50b1 user: joel tags: merge-renames)
19:49
Improve the merge command's ability to handle various scenarios involving renames. ... (check-in: 423029b1 user: joel tags: merge-renames)
Changes
Unified Diff Ignore Whitespace Patch
Changes to src/path.c.
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  }
  db_finalize(&q1);
  if( nChng ){
    aChng = *aiChng = fossil_malloc( nChng*2*sizeof(int) );
    for(pChng=pAll, i=0; pChng; pChng=pChng->pNext){
      if( pChng->newName==0 ) continue;
      if( pChng->origName==0 ) continue;
      if( pChng->newName==pChng->origName ) continue;
      aChng[i] = pChng->origName;
      aChng[i+1] = pChng->newName;
      if( zDebug ){
        fossil_print("%s summary %d[%z] -> %d[%z]\n",
           zDebug,
           aChng[i],
           db_text(0, "SELECT name FROM filename WHERE fnid=%d", aChng[i]),








<








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  }
  db_finalize(&q1);
  if( nChng ){
    aChng = *aiChng = fossil_malloc( nChng*2*sizeof(int) );
    for(pChng=pAll, i=0; pChng; pChng=pChng->pNext){
      if( pChng->newName==0 ) continue;
      if( pChng->origName==0 ) continue;

      aChng[i] = pChng->origName;
      aChng[i+1] = pChng->newName;
      if( zDebug ){
        fossil_print("%s summary %d[%z] -> %d[%z]\n",
           zDebug,
           aChng[i],
           db_text(0, "SELECT name FROM filename WHERE fnid=%d", aChng[i]),
︙︙
Changes to test/merge_renames.test.
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}
fossil merge -n b
test_status_list merge_renames-9-6 $RESULT "
  $expectedMerge
  REMINDER: this was a dry run - no files were actually changed.
"
test merge_renames-9-7 {[fossil changes] eq ""}

























































######################################
#
# Tests for troubles not specifically linked with renames but that I'd like to
# write:
#  [c26c63eb1b] - 'merge --backout' does not handle conflicts properly
#  [953031915f] - Lack of warning when overwriting extra files








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}
fossil merge -n b
test_status_list merge_renames-9-6 $RESULT "
  $expectedMerge
  REMINDER: this was a dry run - no files were actually changed.
"
test merge_renames-9-7 {[fossil changes] eq ""}

###################################################################
#  Test 10                                                        #
#  Merge swapped filenames, backout the swap, then merge changes  #
###################################################################

test_setup

write_file f1 "f1"
write_file f2 "f2"
fossil add f1 f2
fossil commit -m "add files" ;# N

fossil mv --hard f1 f1-tmp
fossil mv --hard f2 f1
fossil mv --hard f1-tmp f2
fossil commit -b b -m "swap f1, f2" ;# P

fossil update trunk
fossil merge b
test_status_list merge_renames-10-1 $RESULT {
  RENAME f1 -> f2
  RENAME f2 -> f1
}
test_file_contents merge_renames-10-2 f1 "f2"
test_file_contents merge_renames-10-3 f2 "f1"
fossil commit -m "merge b"

fossil update b
write_file f1 f1.1
write_file f2 f2.1
fossil commit -m "edit" ;# M

fossil update trunk
fossil merge --backout trunk
test_status_list merge_renames-10-4 $RESULT {
  RENAME f1 -> f2
  RENAME f2 -> f1
}
test_file_contents merge_renames-10-5 f1 "f1"
test_file_contents merge_renames-10-6 f2 "f2"
test_status_list merge_renames-10-7 [fossil changes] "
  RENAMED f1
  RENAMED f2
  BACKOUT [commit_id trunk]
"
fossil commit -m "swap back" ;# V

fossil merge b
test_status_list merge_renames-10-8 $RESULT {
  UPDATE f1
  UPDATE f2
}

test_file_contents merge_renames-10-9 f1 "f2.1"
test_file_contents merge_renames-10-10 f2 "f1.1"

######################################
#
# Tests for troubles not specifically linked with renames but that I'd like to
# write:
#  [c26c63eb1b] - 'merge --backout' does not handle conflicts properly
#  [953031915f] - Lack of warning when overwriting extra files
︙︙