Mercurial > hg
annotate tests/test-histedit-drop.t @ 17103:5146de7bce96
convert: keep branch switching merges with ancestors (issue3340)
When running convert with a filemap, merge parents which are ancestors
of other parents are ignored. This is hardly a problem when parents
belong to the same branch, but the result could be confusing when named
branches are involved. With:
-o-a1-a2-a3... <- A
\ \
b1-b2-b3...-m- <- B
If all b* revisions are discarded, it is useful to preserve 'm' even if
it is empty after filtering to record the branch switch.
This patch makes filemap preserve "ancestor parents" if there is no
"non-ancestor parent" on the same branch than the merge revision.
Remarks:
- I am not completely convinced by the reasons given above and those
detailed by Matt in this thread:
http://selenic.com/pipermail/mercurial-devel/2012-May/040627.html
The properties we try to preserve are not clearly defined. That said,
I know this patch already helped someone on IRC and the tests output
look reasonable.
- This is a new version of the original "convert: filemap must preserve
fast-forward merges" patch. It has exactly the same output for 2
parents merges, the additional complexity is here to handle more than
two parents.
author | Patrick Mezard <patrick@mezard.eu> |
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date | Mon, 18 Jun 2012 18:19:28 +0200 |
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1 $ . "$TESTDIR/histedit-helpers.sh" |
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2 |
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3 $ cat >> $HGRCPATH <<EOF |
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4 > [extensions] |
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5 > graphlog= |
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6 > histedit= |
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7 > EOF |
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8 |
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9 $ EDITED="$TESTTMP/editedhistory" |
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10 $ cat > $EDITED <<EOF |
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11 > drop 177f92b77385 c |
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12 > pick e860deea161a e |
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13 > pick 652413bf663e f |
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14 > pick 055a42cdd887 d |
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15 > EOF |
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16 $ initrepo () |
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17 > { |
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18 > hg init r |
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19 > cd r |
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20 > for x in a b c d e f ; do |
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21 > echo $x > $x |
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22 > hg add $x |
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23 > hg ci -m $x |
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24 > done |
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25 > } |
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26 |
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27 $ initrepo |
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28 |
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29 log before edit |
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30 $ hg log --graph |
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31 @ changeset: 5:652413bf663e |
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32 | tag: tip |
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33 | user: test |
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34 | date: Thu Jan 01 00:00:00 1970 +0000 |
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35 | summary: f |
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36 | |
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37 o changeset: 4:e860deea161a |
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38 | user: test |
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39 | date: Thu Jan 01 00:00:00 1970 +0000 |
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40 | summary: e |
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41 | |
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42 o changeset: 3:055a42cdd887 |
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43 | user: test |
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44 | date: Thu Jan 01 00:00:00 1970 +0000 |
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45 | summary: d |
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46 | |
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47 o changeset: 2:177f92b77385 |
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48 | user: test |
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49 | date: Thu Jan 01 00:00:00 1970 +0000 |
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50 | summary: c |
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51 | |
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52 o changeset: 1:d2ae7f538514 |
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53 | user: test |
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54 | date: Thu Jan 01 00:00:00 1970 +0000 |
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55 | summary: b |
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56 | |
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57 o changeset: 0:cb9a9f314b8b |
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58 user: test |
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59 date: Thu Jan 01 00:00:00 1970 +0000 |
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60 summary: a |
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61 |
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62 |
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63 edit the history |
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64 $ HGEDITOR="cat \"$EDITED\" > " hg histedit 177f92b77385 2>&1 | fixbundle |
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65 0 files updated, 0 files merged, 4 files removed, 0 files unresolved |
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66 0 files updated, 0 files merged, 0 files removed, 0 files unresolved |
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67 0 files updated, 0 files merged, 0 files removed, 0 files unresolved |
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68 0 files updated, 0 files merged, 0 files removed, 0 files unresolved |
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69 |
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70 log after edit |
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71 $ hg log --graph |
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72 @ changeset: 4:708943196e52 |
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73 | tag: tip |
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74 | user: test |
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75 | date: Thu Jan 01 00:00:00 1970 +0000 |
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76 | summary: d |
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77 | |
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78 o changeset: 3:75cbdffecadb |
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79 | user: test |
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80 | date: Thu Jan 01 00:00:00 1970 +0000 |
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81 | summary: f |
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82 | |
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83 o changeset: 2:493dc0964412 |
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84 | user: test |
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85 | date: Thu Jan 01 00:00:00 1970 +0000 |
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86 | summary: e |
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87 | |
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88 o changeset: 1:d2ae7f538514 |
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89 | user: test |
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90 | date: Thu Jan 01 00:00:00 1970 +0000 |
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91 | summary: b |
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92 | |
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93 o changeset: 0:cb9a9f314b8b |
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94 user: test |
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95 date: Thu Jan 01 00:00:00 1970 +0000 |
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96 summary: a |
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97 |
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98 |
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99 manifest after edit |
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100 $ hg manifest |
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101 a |
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102 b |
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103 d |
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104 e |
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105 f |
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106 |
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107 $ cd .. |