view tests/test-evolve-obshistory-split.t @ 4010:4c2fcd53c601

sqlite: fast path when nothing to save

If we have no new data to save, we should try to do anything. Doing something
concurrently is hard enough. If we can avoid doing it at all that would be
great.

This test file test the various messages when accessing obsolete
revisions.

Global setup
============

  $ . $TESTDIR/testlib/obshistory_setup.sh

Test output with splitted commit
================================

Test setup
----------

  $ hg init $TESTTMP/local-split
  $ hg init $TESTTMP/server
  $ cd $TESTTMP/local-split
  $ mkcommit ROOT
  $ sync
  $ echo 42 >> a
  $ echo 43 >> b
  $ hg commit -A -m "A0"
  adding a
  adding b
  $ hg log --hidden -G
  @  changeset:   1:471597cad322
  |  tag:         tip
  |  user:        test
  |  date:        Thu Jan 01 00:00:00 1970 +0000
  |  summary:     A0
  |
  o  changeset:   0:ea207398892e
     user:        test
     date:        Thu Jan 01 00:00:00 1970 +0000
     summary:     ROOT
  
  $ hg split -r 'desc(A0)' -n "testing split" -d "0 0" << EOF
  > y
  > y
  > n
  > n
  > y
  > y
  > EOF
  0 files updated, 0 files merged, 2 files removed, 0 files unresolved
  adding a
  adding b
  diff --git a/a b/a
  new file mode 100644
  examine changes to 'a'? [Ynesfdaq?] y
  
  @@ -0,0 +1,1 @@
  +42
  record change 1/2 to 'a'? [Ynesfdaq?] y
  
  diff --git a/b b/b
  new file mode 100644
  examine changes to 'b'? [Ynesfdaq?] n
  
  created new head
  Done splitting? [yN] n
  diff --git a/b b/b
  new file mode 100644
  examine changes to 'b'? [Ynesfdaq?] y
  
  @@ -0,0 +1,1 @@
  +43
  record this change to 'b'? [Ynesfdaq?] y
  
  no more change to split

  $ sync

  $ hg log --hidden -G
  @  changeset:   3:f257fde29c7a
  |  tag:         tip
  |  user:        test
  |  date:        Thu Jan 01 00:00:00 1970 +0000
  |  summary:     A0
  |
  o  changeset:   2:337fec4d2edc
  |  parent:      0:ea207398892e
  |  user:        test
  |  date:        Thu Jan 01 00:00:00 1970 +0000
  |  summary:     A0
  |
  | x  changeset:   1:471597cad322
  |/   user:        test
  |    date:        Thu Jan 01 00:00:00 1970 +0000
  |    obsolete:    split using split as 2:337fec4d2edc, 3:f257fde29c7a
  |    summary:     A0
  |
  o  changeset:   0:ea207398892e
     user:        test
     date:        Thu Jan 01 00:00:00 1970 +0000
     summary:     ROOT
  
Check output on the client side
-------------------------------

Check that debugobshistory on splitted commit show both targets
  $ hg obslog 471597cad322 --hidden --patch
  x  471597cad322 (1) A0
       rewritten(parent, content) as 337fec4d2edc, f257fde29c7a using split by test (Thu Jan 01 00:00:00 1970 +0000)
         note: testing split
         (No patch available, too many successors (2))
  
  $ hg obslog 471597cad322 --hidden --no-graph -Tjson | python -m json.tool
  [
      {
          "markers": [
              {
                  "date": [
                      *, (glob)
                      0 (glob)
                  ],
                  "effect": [
                      "parent",
                      "content"
                  ],
                  "note": "testing split",
                  "operation": "split",
                  "succnodes": [
                      "337fec4d2edc",
                      "f257fde29c7a"
                  ],
                  "user": "test",
                  "verb": "rewritten"
              }
          ],
          "node": "471597cad322",
          "rev": 1,
          "shortdescription": "A0"
      }
  ]
Check that debugobshistory on the first successor after split show
the revision plus the splitted one
  $ hg obslog 337fec4d2edc --patch
  o  337fec4d2edc (2) A0
  |
  x  471597cad322 (1) A0
       rewritten(parent, content) as 337fec4d2edc, f257fde29c7a using split by test (Thu Jan 01 00:00:00 1970 +0000)
         note: testing split
         (No patch available, too many successors (2))
  
With the all option, it should show the three changesets
  $ hg obslog --all 337fec4d2edc --patch
  o  337fec4d2edc (2) A0
  |
  | @  f257fde29c7a (3) A0
  |/
  x  471597cad322 (1) A0
       rewritten(parent, content) as 337fec4d2edc, f257fde29c7a using split by test (Thu Jan 01 00:00:00 1970 +0000)
         note: testing split
         (No patch available, too many successors (2))
  
Check that debugobshistory on the second successor after split show
the revision plus the splitted one
  $ hg obslog f257fde29c7a --patch
  @  f257fde29c7a (3) A0
  |
  x  471597cad322 (1) A0
       rewritten(parent, content) as 337fec4d2edc, f257fde29c7a using split by test (Thu Jan 01 00:00:00 1970 +0000)
         note: testing split
         (No patch available, too many successors (2))
  
With the all option, it should show the three changesets
  $ hg obslog f257fde29c7a --all --patch
  o  337fec4d2edc (2) A0
  |
  | @  f257fde29c7a (3) A0
  |/
  x  471597cad322 (1) A0
       rewritten(parent, content) as 337fec4d2edc, f257fde29c7a using split by test (Thu Jan 01 00:00:00 1970 +0000)
         note: testing split
         (No patch available, too many successors (2))
  
Obslog with all option all should also works on the splitted commit
  $ hg obslog -a 471597cad322 --hidden --patch
  o  337fec4d2edc (2) A0
  |
  | @  f257fde29c7a (3) A0
  |/
  x  471597cad322 (1) A0
       rewritten(parent, content) as 337fec4d2edc, f257fde29c7a using split by test (Thu Jan 01 00:00:00 1970 +0000)
         note: testing split
         (No patch available, too many successors (2))
  
Check that debugobshistory on both successors after split show
a coherent graph
  $ hg obslog 'f257fde29c7a+337fec4d2edc' --patch
  o  337fec4d2edc (2) A0
  |
  | @  f257fde29c7a (3) A0
  |/
  x  471597cad322 (1) A0
       rewritten(parent, content) as 337fec4d2edc, f257fde29c7a using split by test (Thu Jan 01 00:00:00 1970 +0000)
         note: testing split
         (No patch available, too many successors (2))
  
  $ hg update 471597cad322
  abort: hidden revision '471597cad322' was split as: 337fec4d2edc, f257fde29c7a!
  (use --hidden to access hidden revisions)
  [255]
  $ hg update --hidden 'min(desc(A0))'
  0 files updated, 0 files merged, 0 files removed, 0 files unresolved
  updated to hidden changeset 471597cad322
  (hidden revision '471597cad322' was split as: 337fec4d2edc, f257fde29c7a)
  working directory parent is obsolete! (471597cad322)
  (use 'hg evolve' to update to its tipmost successor: 337fec4d2edc, f257fde29c7a)

Check output on the server side
-------------------------------

  $ hg obslog -R $TESTTMP/server --patch tip
  o  f257fde29c7a (2) A0
  |
  x  471597cad322
       rewritten(parent, content) as 337fec4d2edc, f257fde29c7a using split by test (Thu Jan 01 00:00:00 1970 +0000)
         note: testing split
         (No patch available, context is not local)
  
  $ hg obslog -R $TESTTMP/server -f --patch tip
  o  f257fde29c7a (2) A0
  
  $ hg obslog -R $TESTTMP/server --all --patch tip
  o  337fec4d2edc (1) A0
  |
  | o  f257fde29c7a (2) A0
  |/
  x  471597cad322
       rewritten(parent, content) as 337fec4d2edc, f257fde29c7a using split by test (Thu Jan 01 00:00:00 1970 +0000)
         note: testing split
         (No patch available, context is not local)
  
  $ hg obslog -R $TESTTMP/server --all -f --patch tip
  o  337fec4d2edc (1) A0
  
  o  f257fde29c7a (2) A0
  
  $ hg obslog -R $TESTTMP/server --no-graph -f --all --patch tip
  f257fde29c7a (2) A0
  471597cad322
    rewritten(parent, content) as 337fec4d2edc, f257fde29c7a using split by test (Thu Jan 01 00:00:00 1970 +0000)
      note: testing split
      (No patch available, context is not local)

  $ hg obslog -R $TESTTMP/server --no-graph -f --all --patch tip
  f257fde29c7a (2) A0
  471597cad322
    rewritten(parent, content) as 337fec4d2edc, f257fde29c7a using split by test (Thu Jan 01 00:00:00 1970 +0000)
      note: testing split
      (No patch available, context is not local)