hbisect: use a revset for ancestor calculation
Since we have revsets we can be more concise in doing the ancestor calulcation.
Significant commits are all descendent of the topmost good commits.
Test Plan:
python run-tests.py test-bisect*
Differential Revision: https://phab.mercurial-scm.org/D1498
$ hg init
committing changes
$ count=0
$ echo > a
$ while test $count -lt 32 ; do
> echo 'a' >> a
> test $count -eq 0 && hg add
> hg ci -m "msg $count" -d "$count 0"
> count=`expr $count + 1`
> done
adding a
$ hg log
changeset: 31:58c80a7c8a40
tag: tip
user: test
date: Thu Jan 01 00:00:31 1970 +0000
summary: msg 31
changeset: 30:ed2d2f24b11c
user: test
date: Thu Jan 01 00:00:30 1970 +0000
summary: msg 30
changeset: 29:b5bd63375ab9
user: test
date: Thu Jan 01 00:00:29 1970 +0000
summary: msg 29
changeset: 28:8e0c2264c8af
user: test
date: Thu Jan 01 00:00:28 1970 +0000
summary: msg 28
changeset: 27:288867a866e9
user: test
date: Thu Jan 01 00:00:27 1970 +0000
summary: msg 27
changeset: 26:3efc6fd51aeb
user: test
date: Thu Jan 01 00:00:26 1970 +0000
summary: msg 26
changeset: 25:02a84173a97a
user: test
date: Thu Jan 01 00:00:25 1970 +0000
summary: msg 25
changeset: 24:10e0acd3809e
user: test
date: Thu Jan 01 00:00:24 1970 +0000
summary: msg 24
changeset: 23:5ec79163bff4
user: test
date: Thu Jan 01 00:00:23 1970 +0000
summary: msg 23
changeset: 22:06c7993750ce
user: test
date: Thu Jan 01 00:00:22 1970 +0000
summary: msg 22
changeset: 21:e5db6aa3fe2a
user: test
date: Thu Jan 01 00:00:21 1970 +0000
summary: msg 21
changeset: 20:7128fb4fdbc9
user: test
date: Thu Jan 01 00:00:20 1970 +0000
summary: msg 20
changeset: 19:52798545b482
user: test
date: Thu Jan 01 00:00:19 1970 +0000
summary: msg 19
changeset: 18:86977a90077e
user: test
date: Thu Jan 01 00:00:18 1970 +0000
summary: msg 18
changeset: 17:03515f4a9080
user: test
date: Thu Jan 01 00:00:17 1970 +0000
summary: msg 17
changeset: 16:a2e6ea4973e9
user: test
date: Thu Jan 01 00:00:16 1970 +0000
summary: msg 16
changeset: 15:e7fa0811edb0
user: test
date: Thu Jan 01 00:00:15 1970 +0000
summary: msg 15
changeset: 14:ce8f0998e922
user: test
date: Thu Jan 01 00:00:14 1970 +0000
summary: msg 14
changeset: 13:9d7d07bc967c
user: test
date: Thu Jan 01 00:00:13 1970 +0000
summary: msg 13
changeset: 12:1941b52820a5
user: test
date: Thu Jan 01 00:00:12 1970 +0000
summary: msg 12
changeset: 11:7b4cd9578619
user: test
date: Thu Jan 01 00:00:11 1970 +0000
summary: msg 11
changeset: 10:7c5eff49a6b6
user: test
date: Thu Jan 01 00:00:10 1970 +0000
summary: msg 10
changeset: 9:eb44510ef29a
user: test
date: Thu Jan 01 00:00:09 1970 +0000
summary: msg 9
changeset: 8:453eb4dba229
user: test
date: Thu Jan 01 00:00:08 1970 +0000
summary: msg 8
changeset: 7:03750880c6b5
user: test
date: Thu Jan 01 00:00:07 1970 +0000
summary: msg 7
changeset: 6:a3d5c6fdf0d3
user: test
date: Thu Jan 01 00:00:06 1970 +0000
summary: msg 6
changeset: 5:7874a09ea728
user: test
date: Thu Jan 01 00:00:05 1970 +0000
summary: msg 5
changeset: 4:9b2ba8336a65
user: test
date: Thu Jan 01 00:00:04 1970 +0000
summary: msg 4
changeset: 3:b53bea5e2fcb
user: test
date: Thu Jan 01 00:00:03 1970 +0000
summary: msg 3
changeset: 2:db07c04beaca
user: test
date: Thu Jan 01 00:00:02 1970 +0000
summary: msg 2
changeset: 1:5cd978ea5149
user: test
date: Thu Jan 01 00:00:01 1970 +0000
summary: msg 1
changeset: 0:b99c7b9c8e11
user: test
date: Thu Jan 01 00:00:00 1970 +0000
summary: msg 0
$ hg up -C
0 files updated, 0 files merged, 0 files removed, 0 files unresolved
bisect test
$ hg bisect -r
$ hg bisect -b
$ hg status -v
# The repository is in an unfinished *bisect* state.
# To mark the changeset good: hg bisect --good
# To mark the changeset bad: hg bisect --bad
# To abort: hg bisect --reset
$ hg status -v --config commands.status.skipstates=bisect
$ hg summary
parent: 31:58c80a7c8a40 tip
msg 31
branch: default
commit: (clean)
update: (current)
phases: 32 draft
$ hg bisect -g 1
Testing changeset 16:a2e6ea4973e9 (30 changesets remaining, ~4 tests)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ hg bisect -g
Testing changeset 23:5ec79163bff4 (15 changesets remaining, ~3 tests)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
skip
$ hg bisect -s
Testing changeset 24:10e0acd3809e (15 changesets remaining, ~3 tests)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ hg bisect -g
Testing changeset 27:288867a866e9 (7 changesets remaining, ~2 tests)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ hg bisect -g
Testing changeset 29:b5bd63375ab9 (4 changesets remaining, ~2 tests)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ hg bisect -b
Testing changeset 28:8e0c2264c8af (2 changesets remaining, ~1 tests)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ hg bisect -g
The first bad revision is:
changeset: 29:b5bd63375ab9
user: test
date: Thu Jan 01 00:00:29 1970 +0000
summary: msg 29
mark revsets instead of single revs
$ hg bisect -r
$ hg bisect -b "0::3"
$ hg bisect -s "13::16"
$ hg bisect -g "26::tip"
Testing changeset 12:1941b52820a5 (23 changesets remaining, ~4 tests)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ cat .hg/bisect.state
bad b99c7b9c8e11558adef3fad9af211c58d46f325b
bad 5cd978ea51499179507ee7b6f340d2dbaa401185
bad db07c04beaca44cf24832541e7f4a2346a95275b
bad b53bea5e2fcb30d3e00bd3409507a5659ce0fd8b
current 1941b52820a544549596820a8ae006842b0e2c64
good 3efc6fd51aeb8594398044c6c846ca59ae021203
good 288867a866e9adb7a29880b66936c874b80f4651
good 8e0c2264c8af790daf3585ada0669d93dee09c83
good b5bd63375ab9a290419f2024b7f4ee9ea7ce90a8
good ed2d2f24b11c368fa8aa0da9f4e1db580abade59
good 58c80a7c8a4025a94cedaf7b4a4e3124e8909a96
skip 9d7d07bc967ca98ad0600c24953fd289ad5fa991
skip ce8f0998e922c179e80819d5066fbe46e2998784
skip e7fa0811edb063f6319531f0d0a865882138e180
skip a2e6ea4973e9196ddd3386493b0c214b41fd97d3
bisect reverse test
$ hg bisect -r
$ hg bisect -b null
$ hg bisect -g tip
Testing changeset 15:e7fa0811edb0 (32 changesets remaining, ~5 tests)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ hg bisect -g
Testing changeset 7:03750880c6b5 (16 changesets remaining, ~4 tests)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
skip
$ hg bisect -s
Testing changeset 6:a3d5c6fdf0d3 (16 changesets remaining, ~4 tests)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ hg bisect -g
Testing changeset 2:db07c04beaca (7 changesets remaining, ~2 tests)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ hg bisect -g
Testing changeset 0:b99c7b9c8e11 (3 changesets remaining, ~1 tests)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ hg bisect -b
Testing changeset 1:5cd978ea5149 (2 changesets remaining, ~1 tests)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ hg bisect -g
The first good revision is:
changeset: 1:5cd978ea5149
user: test
date: Thu Jan 01 00:00:01 1970 +0000
summary: msg 1
$ hg bisect -r
$ hg bisect -g tip
$ hg bisect -b tip
abort: inconsistent state, 31:58c80a7c8a40 is good and bad
[255]
$ hg bisect -r
$ hg bisect -g null
$ hg bisect -bU tip
Testing changeset 15:e7fa0811edb0 (32 changesets remaining, ~5 tests)
$ hg id
5cd978ea5149
Issue1228: hg bisect crashes when you skip the last rev in bisection
Issue1182: hg bisect exception
$ hg bisect -r
$ hg bisect -b 4
$ hg bisect -g 0
Testing changeset 2:db07c04beaca (4 changesets remaining, ~2 tests)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ hg bisect -s
Testing changeset 1:5cd978ea5149 (4 changesets remaining, ~2 tests)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ hg bisect -s
Testing changeset 3:b53bea5e2fcb (4 changesets remaining, ~2 tests)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ hg bisect -s
Due to skipped revisions, the first bad revision could be any of:
changeset: 1:5cd978ea5149
user: test
date: Thu Jan 01 00:00:01 1970 +0000
summary: msg 1
changeset: 2:db07c04beaca
user: test
date: Thu Jan 01 00:00:02 1970 +0000
summary: msg 2
changeset: 3:b53bea5e2fcb
user: test
date: Thu Jan 01 00:00:03 1970 +0000
summary: msg 3
changeset: 4:9b2ba8336a65
user: test
date: Thu Jan 01 00:00:04 1970 +0000
summary: msg 4
reproduce non converging bisect, issue1182
$ hg bisect -r
$ hg bisect -g 0
$ hg bisect -b 2
Testing changeset 1:5cd978ea5149 (2 changesets remaining, ~1 tests)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ hg bisect -s
Due to skipped revisions, the first bad revision could be any of:
changeset: 1:5cd978ea5149
user: test
date: Thu Jan 01 00:00:01 1970 +0000
summary: msg 1
changeset: 2:db07c04beaca
user: test
date: Thu Jan 01 00:00:02 1970 +0000
summary: msg 2
test no action
$ hg bisect -r
$ hg bisect
abort: cannot bisect (no known good revisions)
[255]
reproduce AssertionError, issue1445
$ hg bisect -r
$ hg bisect -b 6
$ hg bisect -g 0
Testing changeset 3:b53bea5e2fcb (6 changesets remaining, ~2 tests)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ hg bisect -s
Testing changeset 2:db07c04beaca (6 changesets remaining, ~2 tests)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ hg bisect -s
Testing changeset 4:9b2ba8336a65 (6 changesets remaining, ~2 tests)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ hg bisect -s
Testing changeset 1:5cd978ea5149 (6 changesets remaining, ~2 tests)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ hg bisect -s
Testing changeset 5:7874a09ea728 (6 changesets remaining, ~2 tests)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ hg bisect -g
The first bad revision is:
changeset: 6:a3d5c6fdf0d3
user: test
date: Thu Jan 01 00:00:06 1970 +0000
summary: msg 6
$ hg log -r "bisect(good)"
changeset: 0:b99c7b9c8e11
user: test
date: Thu Jan 01 00:00:00 1970 +0000
summary: msg 0
changeset: 5:7874a09ea728
user: test
date: Thu Jan 01 00:00:05 1970 +0000
summary: msg 5
$ hg log -r "bisect(bad)"
changeset: 6:a3d5c6fdf0d3
user: test
date: Thu Jan 01 00:00:06 1970 +0000
summary: msg 6
$ hg log -r "bisect(current)"
changeset: 5:7874a09ea728
user: test
date: Thu Jan 01 00:00:05 1970 +0000
summary: msg 5
$ hg log -r "bisect(skip)"
changeset: 1:5cd978ea5149
user: test
date: Thu Jan 01 00:00:01 1970 +0000
summary: msg 1
changeset: 2:db07c04beaca
user: test
date: Thu Jan 01 00:00:02 1970 +0000
summary: msg 2
changeset: 3:b53bea5e2fcb
user: test
date: Thu Jan 01 00:00:03 1970 +0000
summary: msg 3
changeset: 4:9b2ba8336a65
user: test
date: Thu Jan 01 00:00:04 1970 +0000
summary: msg 4
test legacy bisected() keyword
$ hg log -r "bisected(bad)"
changeset: 6:a3d5c6fdf0d3
user: test
date: Thu Jan 01 00:00:06 1970 +0000
summary: msg 6
$ set +e
test invalid command
assuming that the shell returns 127 if command not found ...
$ hg bisect -r
$ hg bisect --command 'exit 127'
abort: failed to execute exit 127
[255]
test bisecting command
$ cat > script.py <<EOF
> #!$PYTHON
> from __future__ import absolute_import
> import sys
> from mercurial import hg, ui as uimod
> repo = hg.repository(uimod.ui.load(), '.')
> if repo['.'].rev() < 6:
> sys.exit(1)
> EOF
$ chmod +x script.py
$ hg bisect -r
$ hg up -qr tip
$ hg bisect --command "\"$PYTHON\" \"$TESTTMP/script.py\" and some parameters"
changeset 31:58c80a7c8a40: good
abort: cannot bisect (no known bad revisions)
[255]
$ hg up -qr 0
$ hg bisect --command "\"$PYTHON\" \"$TESTTMP/script.py\" and some parameters"
changeset 0:b99c7b9c8e11: bad
changeset 15:e7fa0811edb0: good
changeset 7:03750880c6b5: good
changeset 3:b53bea5e2fcb: bad
changeset 5:7874a09ea728: bad
changeset 6:a3d5c6fdf0d3: good
The first good revision is:
changeset: 6:a3d5c6fdf0d3
user: test
date: Thu Jan 01 00:00:06 1970 +0000
summary: msg 6
test bisecting via a command without updating the working dir, and
ensure that the bisect state file is updated before running a test
command
$ hg update null
0 files updated, 0 files merged, 1 files removed, 0 files unresolved
$ cat > script.sh <<'EOF'
> #!/bin/sh
> test -n "$HG_NODE" || (echo HG_NODE missing; exit 127)
> current="`hg log -r \"bisect(current)\" --template {node}`"
> test "$current" = "$HG_NODE" || (echo current is bad: $current; exit 127)
> rev="`hg log -r $HG_NODE --template {rev}`"
> test "$rev" -ge 6
> EOF
$ chmod +x script.sh
$ hg bisect -r
$ hg bisect --good tip --noupdate
$ hg bisect --bad 0 --noupdate
Testing changeset 15:e7fa0811edb0 (31 changesets remaining, ~4 tests)
$ hg bisect --command "sh \"$TESTTMP/script.sh\" and some params" --noupdate
changeset 15:e7fa0811edb0: good
changeset 7:03750880c6b5: good
changeset 3:b53bea5e2fcb: bad
changeset 5:7874a09ea728: bad
changeset 6:a3d5c6fdf0d3: good
The first good revision is:
changeset: 6:a3d5c6fdf0d3
user: test
date: Thu Jan 01 00:00:06 1970 +0000
summary: msg 6
ensure that we still don't have a working dir
$ hg parents
test the same case, this time with updating
$ cat > script.sh <<'EOF'
> #!/bin/sh
> test -n "$HG_NODE" || (echo HG_NODE missing; exit 127)
> current="`hg log -r \"bisect(current)\" --template {node}`"
> test "$current" = "$HG_NODE" || (echo current is bad: $current; exit 127)
> rev="`hg log -r . --template {rev}`"
> test "$rev" -ge 6
> EOF
$ chmod +x script.sh
$ hg bisect -r
$ hg up -qr tip
$ hg bisect --command "sh \"$TESTTMP/script.sh\" and some params"
changeset 31:58c80a7c8a40: good
abort: cannot bisect (no known bad revisions)
[255]
$ hg up -qr 0
$ hg bisect --command "sh \"$TESTTMP/script.sh\" and some params"
changeset 0:b99c7b9c8e11: bad
changeset 15:e7fa0811edb0: good
changeset 7:03750880c6b5: good
changeset 3:b53bea5e2fcb: bad
changeset 5:7874a09ea728: bad
changeset 6:a3d5c6fdf0d3: good
The first good revision is:
changeset: 6:a3d5c6fdf0d3
user: test
date: Thu Jan 01 00:00:06 1970 +0000
summary: msg 6
$ hg graft -q 15
warning: conflicts while merging a! (edit, then use 'hg resolve --mark')
abort: unresolved conflicts, can't continue
(use 'hg resolve' and 'hg graft --continue')
[255]
$ hg bisect --reset
$ hg up -C .
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
Check that bisect does not break on obsolete changesets
=========================================================
$ cat >> $HGRCPATH << EOF
> [experimental]
> evolution.createmarkers=True
> EOF
tip is obsolete
---------------------
$ hg debugobsolete `hg id --debug -i -r tip`
obsoleted 1 changesets
$ hg bisect --reset
$ hg bisect --good 15
$ hg bisect --bad 30
Testing changeset 22:06c7993750ce (15 changesets remaining, ~3 tests)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ hg bisect --command true
changeset 22:06c7993750ce: good
changeset 26:3efc6fd51aeb: good
changeset 28:8e0c2264c8af: good
changeset 29:b5bd63375ab9: good
The first bad revision is:
changeset: 30:ed2d2f24b11c
tag: tip
user: test
date: Thu Jan 01 00:00:30 1970 +0000
summary: msg 30
Changeset in the bad:good range is obsolete
---------------------------------------------
$ hg up 30
0 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ echo 'a' >> a
$ hg ci -m "msg 32" -d "32 0"
$ hg bisect --reset
$ hg bisect --good .
$ hg bisect --bad 25
Testing changeset 28:8e0c2264c8af (6 changesets remaining, ~2 tests)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ hg bisect --command true
changeset 28:8e0c2264c8af: good
changeset 26:3efc6fd51aeb: good
The first good revision is:
changeset: 26:3efc6fd51aeb
user: test
date: Thu Jan 01 00:00:26 1970 +0000
summary: msg 26
Test the validation message when exclusive options are used:
$ hg bisect -r
$ hg bisect -b -c false
abort: --bad and --command are incompatible
[255]
$ hg bisect -b -e
abort: --bad and --extend are incompatible
[255]
$ hg bisect -b -g
abort: --bad and --good are incompatible
[255]
$ hg bisect -b -r
abort: --bad and --reset are incompatible
[255]
$ hg bisect -b -s
abort: --bad and --skip are incompatible
[255]
$ hg bisect -c false -e
abort: --command and --extend are incompatible
[255]
$ hg bisect -c false -g
abort: --command and --good are incompatible
[255]
$ hg bisect -c false -r
abort: --command and --reset are incompatible
[255]
$ hg bisect -c false -s
abort: --command and --skip are incompatible
[255]
$ hg bisect -e -g
abort: --extend and --good are incompatible
[255]
$ hg bisect -e -r
abort: --extend and --reset are incompatible
[255]
$ hg bisect -e -s
abort: --extend and --skip are incompatible
[255]
$ hg bisect -g -r
abort: --good and --reset are incompatible
[255]
$ hg bisect -g -s
abort: --good and --skip are incompatible
[255]
$ hg bisect -r -s
abort: --reset and --skip are incompatible
[255]