view tests/test-absorb-rename.t @ 48549:28f0092ec89f

exchange: add fast path for subrepo check on push

Try to check if .hgsub and .hgsubstate exist at all before looking
for them in every changeset to be pushed. The latter can be quite
expensive for large repositories and the existance check is almost free.

Differential Revision: https://phab.mercurial-scm.org/D11956

  $ cat >> $HGRCPATH << EOF
  > [diff]
  > git=1
  > [extensions]
  > absorb=
  > EOF

  $ sedi() { # workaround check-code
  > pattern="$1"
  > shift
  > for i in "$@"; do
  >     sed "$pattern" "$i" > "$i".tmp
  >     mv "$i".tmp "$i"
  > done
  > }

rename a to b, then b to a

  $ hg init repo1
  $ cd repo1

  $ echo 1 > a
  $ hg ci -A a -m 1
  $ hg mv a b
  $ echo 2 >> b
  $ hg ci -m 2
  $ hg mv b a
  $ echo 3 >> a
  $ hg ci -m 3

  $ hg annotate -ncf a
  0 eff892de26ec a: 1
  1 bf56e1f4f857 b: 2
  2 0b888b00216c a: 3

  $ sedi 's/$/a/' a
  $ hg absorb -apq
  showing changes for a
          @@ -0,3 +0,3 @@
  eff892d -1
  bf56e1f -2
  0b888b0 -3
  eff892d +1a
  bf56e1f +2a
  0b888b0 +3a
  
  3 changesets affected
  0b888b0 3
  bf56e1f 2
  eff892d 1

  $ hg status

  $ hg annotate -ncf a
  0 5d1c5620e6f2 a: 1a
  1 9a14ffe67ae9 b: 2a
  2 9191d121a268 a: 3a

when the first changeset is public

  $ hg phase --public -r 0

  $ sedi 's/a/A/' a

  $ hg absorb -apq
  showing changes for a
          @@ -0,3 +0,3 @@
          -1a
  9a14ffe -2a
  9191d12 -3a
          +1A
  9a14ffe +2A
  9191d12 +3A
  
  2 changesets affected
  9191d12 3
  9a14ffe 2

  $ hg diff
  diff --git a/a b/a
  --- a/a
  +++ b/a
  @@ -1,3 +1,3 @@
  -1a
  +1A
   2A
   3A

copy a to b

  $ cd ..
  $ hg init repo2
  $ cd repo2

  $ echo 1 > a
  $ hg ci -A a -m 1
  $ hg cp a b
  $ echo 2 >> b
  $ hg ci -m 2

  $ hg log -T '{rev}:{node|short} {desc}\n'
  1:17b72129ab68 2
  0:eff892de26ec 1

  $ sedi 's/$/a/' a
  $ sedi 's/$/b/' b

  $ hg absorb -apq
  showing changes for a
          @@ -0,1 +0,1 @@
  eff892d -1
  eff892d +1a
  showing changes for b
          @@ -0,2 +0,2 @@
          -1
  17b7212 -2
          +1b
  17b7212 +2b
  
  2 changesets affected
  17b7212 2
  eff892d 1

  $ hg diff
  diff --git a/b b/b
  --- a/b
  +++ b/b
  @@ -1,2 +1,2 @@
  -1
  +1b
   2b

copy b to a

  $ cd ..
  $ hg init repo3
  $ cd repo3

  $ echo 1 > b
  $ hg ci -A b -m 1
  $ hg cp b a
  $ echo 2 >> a
  $ hg ci -m 2

  $ hg log -T '{rev}:{node|short} {desc}\n'
  1:e62c256d8b24 2
  0:55105f940d5c 1

  $ sedi 's/$/a/' a
  $ sedi 's/$/a/' b

  $ hg absorb -apq
  showing changes for a
          @@ -0,2 +0,2 @@
          -1
  e62c256 -2
          +1a
  e62c256 +2a
  showing changes for b
          @@ -0,1 +0,1 @@
  55105f9 -1
  55105f9 +1a
  
  2 changesets affected
  e62c256 2
  55105f9 1

  $ hg diff
  diff --git a/a b/a
  --- a/a
  +++ b/a
  @@ -1,2 +1,2 @@
  -1
  +1a
   2a

"move" b to both a and c, follow a - sorted alphabetically

  $ cd ..
  $ hg init repo4
  $ cd repo4

  $ echo 1 > b
  $ hg ci -A b -m 1
  $ hg cp b a
  $ hg cp b c
  $ hg rm b
  $ echo 2 >> a
  $ echo 3 >> c
  $ hg commit -m cp

  $ hg log -T '{rev}:{node|short} {desc}\n'
  1:366daad8e679 cp
  0:55105f940d5c 1

  $ sedi 's/$/a/' a
  $ sedi 's/$/c/' c

  $ hg absorb -apq
  showing changes for a
          @@ -0,2 +0,2 @@
  55105f9 -1
  366daad -2
  55105f9 +1a
  366daad +2a
  showing changes for c
          @@ -0,2 +0,2 @@
          -1
  366daad -3
          +1c
  366daad +3c
  
  2 changesets affected
  366daad cp
  55105f9 1

  $ hg log -G -p -T '{rev}:{node|short} {desc}\n'
  @  1:70606019f91b cp
  |  diff --git a/b b/a
  |  rename from b
  |  rename to a
  |  --- a/b
  |  +++ b/a
  |  @@ -1,1 +1,2 @@
  |   1a
  |  +2a
  |  diff --git a/b b/c
  |  copy from b
  |  copy to c
  |  --- a/b
  |  +++ b/c
  |  @@ -1,1 +1,2 @@
  |  -1a
  |  +1
  |  +3c
  |
  o  0:bfb67c3539c1 1
     diff --git a/b b/b
     new file mode 100644
     --- /dev/null
     +++ b/b
     @@ -0,0 +1,1 @@
     +1a
  
run absorb again would apply the change to c

  $ hg absorb -apq
  showing changes for c
          @@ -0,1 +0,1 @@
  7060601 -1
  7060601 +1c
  
  1 changesets affected
  7060601 cp

  $ hg log -G -p -T '{rev}:{node|short} {desc}\n'
  @  1:8bd536cce368 cp
  |  diff --git a/b b/a
  |  rename from b
  |  rename to a
  |  --- a/b
  |  +++ b/a
  |  @@ -1,1 +1,2 @@
  |   1a
  |  +2a
  |  diff --git a/b b/c
  |  copy from b
  |  copy to c
  |  --- a/b
  |  +++ b/c
  |  @@ -1,1 +1,2 @@
  |  -1a
  |  +1c
  |  +3c
  |
  o  0:bfb67c3539c1 1
     diff --git a/b b/b
     new file mode 100644
     --- /dev/null
     +++ b/b
     @@ -0,0 +1,1 @@
     +1a
  
"move" b to a, c and d, follow d if a gets renamed to e, and c is deleted

  $ cd ..
  $ hg init repo5
  $ cd repo5

  $ echo 1 > b
  $ hg ci -A b -m 1
  $ hg cp b a
  $ hg cp b c
  $ hg cp b d
  $ hg rm b
  $ echo 2 >> a
  $ echo 3 >> c
  $ echo 4 >> d
  $ hg commit -m cp
  $ hg mv a e
  $ hg rm c
  $ hg commit -m mv

  $ hg log -T '{rev}:{node|short} {desc}\n'
  2:49911557c471 mv
  1:7bc3d43ede83 cp
  0:55105f940d5c 1

  $ sedi 's/$/e/' e
  $ sedi 's/$/d/' d

  $ hg absorb -apq
  showing changes for d
          @@ -0,2 +0,2 @@
  55105f9 -1
  7bc3d43 -4
  55105f9 +1d
  7bc3d43 +4d
  showing changes for e
          @@ -0,2 +0,2 @@
          -1
  7bc3d43 -2
          +1e
  7bc3d43 +2e
  
  2 changesets affected
  7bc3d43 cp
  55105f9 1

  $ hg diff
  diff --git a/e b/e
  --- a/e
  +++ b/e
  @@ -1,2 +1,2 @@
  -1
  +1e
   2e

  $ hg log -G -p -T '{rev}:{node|short} {desc}\n'
  @  2:34be9b0c786e mv
  |  diff --git a/c b/c
  |  deleted file mode 100644
  |  --- a/c
  |  +++ /dev/null
  |  @@ -1,2 +0,0 @@
  |  -1
  |  -3
  |  diff --git a/a b/e
  |  rename from a
  |  rename to e
  |
  o  1:13e56db5948d cp
  |  diff --git a/b b/a
  |  rename from b
  |  rename to a
  |  --- a/b
  |  +++ b/a
  |  @@ -1,1 +1,2 @@
  |  -1d
  |  +1
  |  +2e
  |  diff --git a/b b/c
  |  copy from b
  |  copy to c
  |  --- a/b
  |  +++ b/c
  |  @@ -1,1 +1,2 @@
  |  -1d
  |  +1
  |  +3
  |  diff --git a/b b/d
  |  copy from b
  |  copy to d
  |  --- a/b
  |  +++ b/d
  |  @@ -1,1 +1,2 @@
  |   1d
  |  +4d
  |
  o  0:0037613a5dc6 1
     diff --git a/b b/b
     new file mode 100644
     --- /dev/null
     +++ b/b
     @@ -0,0 +1,1 @@
     +1d