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Test the "--base" flag of the rebase command. (Tests unrelated to the "--base"
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flag should probably live in somewhere else)
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$ cat >> $HGRCPATH <<EOF
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> [extensions]
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> rebase=
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> drawdag=$TESTDIR/drawdag.py
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>
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> [phases]
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> publish=False
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>
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> [alias]
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> tglog = log -G --template "{rev}: {node|short} {desc}"
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> EOF
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$ rebasewithdag() {
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> N=`"$PYTHON" -c "print($N+1)"`
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> hg init repo$N && cd repo$N
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> hg debugdrawdag
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> hg rebase "$@" > _rebasetmp
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> r=$?
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> grep -v 'saved backup bundle' _rebasetmp
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> [ $r -eq 0 ] && hg tglog
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> cd ..
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> return $r
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> }
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Single branching point, without merge:
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$ rebasewithdag -b D -d Z <<'EOS'
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> D E
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> |/
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> Z B C # C: branching point, E should be picked
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> \|/ # B should not be picked
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> A
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> |
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> R
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> EOS
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rebasing 3:d6003a550c2c "C" (C)
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rebasing 5:4526cf523425 "D" (D)
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rebasing 6:b296604d9846 "E" (E tip)
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o 6: 4870f5e7df37 E
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| o 5: dc999528138a D
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|/
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o 4: 6b3e11729672 C
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o 3: 57e70bad1ea3 Z
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| o 2: c1e6b162678d B
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|/
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o 1: 21a6c4502885 A
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o 0: b41ce7760717 R
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Multiple branching points caused by selecting a single merge changeset:
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$ rebasewithdag -b E -d Z <<'EOS'
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> E
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> /|
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> B C D # B, C: multiple branching points
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> | |/ # D should not be picked
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> Z | /
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> \|/
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> A
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> |
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> R
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> EOS
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rebasing 2:c1e6b162678d "B" (B)
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rebasing 3:d6003a550c2c "C" (C)
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rebasing 6:54c8f00cb91c "E" (E tip)
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o 6: 00598421b616 E
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|\
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| o 5: 6b3e11729672 C
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| |
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o | 4: 85260910e847 B
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|/
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o 3: 57e70bad1ea3 Z
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| o 2: 8924700906fe D
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|/
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o 1: 21a6c4502885 A
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o 0: b41ce7760717 R
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Rebase should not extend the "--base" revset using "descendants":
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$ rebasewithdag -b B -d Z <<'EOS'
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> E
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> /|
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> Z B C # descendants(B) = B+E. With E, C will be included incorrectly
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> \|/
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> A
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> |
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> R
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> EOS
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rebasing 2:c1e6b162678d "B" (B)
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rebasing 5:54c8f00cb91c "E" (E tip)
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o 5: e583bf3ff54c E
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|\
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| o 4: 85260910e847 B
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| |
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| o 3: 57e70bad1ea3 Z
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| |
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o | 2: d6003a550c2c C
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|/
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o 1: 21a6c4502885 A
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o 0: b41ce7760717 R
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Rebase should not simplify the "--base" revset using "roots":
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$ rebasewithdag -b B+E -d Z <<'EOS'
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> E
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> /|
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> Z B C # roots(B+E) = B. Without E, C will be missed incorrectly
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> \|/
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> A
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> |
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> R
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> EOS
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rebasing 2:c1e6b162678d "B" (B)
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rebasing 3:d6003a550c2c "C" (C)
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rebasing 5:54c8f00cb91c "E" (E tip)
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o 5: 00598421b616 E
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|\
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| o 4: 6b3e11729672 C
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| |
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o | 3: 85260910e847 B
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|/
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o 2: 57e70bad1ea3 Z
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o 1: 21a6c4502885 A
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o 0: b41ce7760717 R
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The destination is one of the two branching points of a merge:
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$ rebasewithdag -b F -d Z <<'EOS'
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> F
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> / \
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> E D
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> / /
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> Z C
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> \ /
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> B
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> |
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> A
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> EOS
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nothing to rebase
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[1]
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Multiple branching points caused by multiple bases (issue5420):
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$ rebasewithdag -b E1+E2+C2+B1 -d Z <<'EOS'
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> Z E2
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> | /
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> F E1 C2
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> |/ /
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> E C1 B2
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> |/ /
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> C B1
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> |/
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> B
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> |
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> A
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> |
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> R
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> EOS
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rebasing 3:a113dbaa660a "B1" (B1)
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rebasing 5:06ce7b1cc8c2 "B2" (B2)
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rebasing 6:0ac98cce32d3 "C1" (C1)
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rebasing 8:781512f5e33d "C2" (C2)
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rebasing 9:428d8c18f641 "E1" (E1)
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rebasing 11:e1bf82f6b6df "E2" (E2)
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o 12: e4a37b6fdbd2 E2
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o 11: 9675bea983df E1
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| o 10: 4faf5d4c80dc C2
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| |
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| o 9: d4799b1ad57d C1
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|/
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| o 8: 772732dc64d6 B2
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| |
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| o 7: ad3ac528a49f B1
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|/
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o 6: 2cbdfca6b9d5 Z
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o 5: fcdb3293ec13 F
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o 4: a4652bb8ac54 E
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o 3: bd5548558fcf C
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o 2: c1e6b162678d B
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o 1: 21a6c4502885 A
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o 0: b41ce7760717 R
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|
|
Multiple branching points with multiple merges:
|
|
|
|
|
|
$ rebasewithdag -b G+P -d Z <<'EOS'
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|
|
> G H P
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|
|
> |\ /| |\
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|
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> F E D M N
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|
|
> \|/| /| |\
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|
|
> Z C B I J K L
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> \|/ |/ |/
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|
|
> A A A
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|
|
> EOS
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|
|
rebasing 2:dc0947a82db8 "C" (C)
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|
rebasing 8:4e4f9194f9f1 "D" (D)
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|
rebasing 9:03ca77807e91 "E" (E)
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|
|
rebasing 10:afc707c82df0 "F" (F)
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|
|
rebasing 13:690dfff91e9e "G" (G)
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|
|
rebasing 14:2893b886bb10 "H" (H)
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|
|
rebasing 3:08ebfeb61bac "I" (I)
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|
|
rebasing 4:a0a5005cec67 "J" (J)
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|
|
rebasing 5:83780307a7e8 "K" (K)
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|
|
rebasing 6:e131637a1cb6 "L" (L)
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|
|
rebasing 11:d1f6d0c3c7e4 "M" (M)
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|
|
rebasing 12:7aaec6f81888 "N" (N)
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|
|
rebasing 15:325bc8f1760d "P" (P tip)
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|
|
o 15: 6ef6a0ea3b18 P
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|
|
|\
|
|
|
| o 14: 20ba3610a7e5 N
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|
|
| |\
|
|
|
o \ \ 13: cd4f6c06d2ab M
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|
|
|\ \ \
|
|
|
| | | o 12: bca872041455 L
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|
|
| | | |
|
|
|
| | o | 11: 7bbb6c8a6ad7 K
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|
|
| | |/
|
|
|
| o / 10: de0cbffe893e J
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|
|
| |/
|
|
|
o / 9: 0e710f176a88 I
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|
|
|/
|
|
|
| o 8: 52507bab39ca H
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|
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| |\
|
|
|
| | | o 7: bb5fe4652f0d G
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|
|
| | |/|
|
|
|
| | | o 6: f4ad4b31daf4 F
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|
|
| | | |
|
|
|
| | o | 5: b168f85f2e78 E
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|
|
| | |/
|
|
|
| o | 4: 8d09fcdb5594 D
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|
|
| |\|
|
|
|
+---o 3: ab70b4c5a9c9 C
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|
|
| |
|
|
|
o | 2: 262e37e34f63 Z
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|
|
| |
|
|
|
| o 1: 112478962961 B
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|
|
|/
|
|
|
o 0: 426bada5c675 A
|
|
|
|
|
|
Slightly more complex merge case (mentioned in https://www.mercurial-scm.org/pipermail/mercurial-devel/2016-November/091074.html):
|
|
|
|
|
|
$ rebasewithdag -b A3+B3 -d Z <<'EOF'
|
|
|
> Z C1 A3 B3
|
|
|
> | / / \ / \
|
|
|
> M3 C0 A1 A2 B1 B2
|
|
|
> | / | | | |
|
|
|
> M2 M1 C1 C1 M3
|
|
|
> |
|
|
|
> M1
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|
|
> |
|
|
|
> M0
|
|
|
> EOF
|
|
|
rebasing 4:8817fae53c94 "C0" (C0)
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|
|
rebasing 6:06ca5dfe3b5b "B2" (B2)
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|
|
rebasing 7:73508237b032 "C1" (C1)
|
|
|
rebasing 9:fdb955e2faed "A2" (A2)
|
|
|
rebasing 11:4e449bd1a643 "A3" (A3)
|
|
|
rebasing 10:0a33b0519128 "B1" (B1)
|
|
|
rebasing 12:209327807c3a "B3" (B3 tip)
|
|
|
o 12: ceb984566332 B3
|
|
|
|\
|
|
|
| o 11: 19d93caac497 B1
|
|
|
| |
|
|
|
| | o 10: 058e73d3916b A3
|
|
|
| | |\
|
|
|
| +---o 9: 0ba13ad72234 A2
|
|
|
| | |
|
|
|
| o | 8: c122c2af10c6 C1
|
|
|
| | |
|
|
|
o | | 7: 74275896650e B2
|
|
|
| | |
|
|
|
| o | 6: 455ba9bd3ea2 C0
|
|
|
|/ /
|
|
|
o | 5: b3d7d2fda53b Z
|
|
|
| |
|
|
|
o | 4: 182ab6383dd7 M3
|
|
|
| |
|
|
|
o | 3: 6c3f73563d5f M2
|
|
|
| |
|
|
|
| o 2: 88c860fffcc2 A1
|
|
|
|/
|
|
|
o 1: bc852baa85dd M1
|
|
|
|
|
|
|
o 0: dbdfc5c9bcd5 M0
|
|
|
|
|
|
Disconnected graph:
|
|
|
|
|
|
$ rebasewithdag -b B -d Z <<'EOS'
|
|
|
> B
|
|
|
> |
|
|
|
> Z A
|
|
|
> EOS
|
|
|
nothing to rebase from 112478962961 to 48b9aae0607f
|
|
|
[1]
|
|
|
|
|
|
Multiple roots. Roots are ancestors of dest:
|
|
|
|
|
|
$ rebasewithdag -b B+D -d Z <<'EOF'
|
|
|
> D Z B
|
|
|
> \|\|
|
|
|
> C A
|
|
|
> EOF
|
|
|
rebasing 2:112478962961 "B" (B)
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|
rebasing 3:b70f76719894 "D" (D)
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|
o 4: 511efad7bf13 D
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|
|
|
|
|
|
| o 3: 25c4e279af62 B
|
|
|
|/
|
|
|
o 2: 3a49f54d7bb1 Z
|
|
|
|\
|
|
|
| o 1: 96cc3511f894 C
|
|
|
|
|
|
|
o 0: 426bada5c675 A
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|
|
|
|
|
Multiple roots. One root is not an ancestor of dest:
|
|
|
|
|
|
$ rebasewithdag -b B+D -d Z <<'EOF'
|
|
|
> Z B D
|
|
|
> \|\|
|
|
|
> A C
|
|
|
> EOF
|
|
|
nothing to rebase from f675d5a1c6a4+b70f76719894 to 262e37e34f63
|
|
|
[1]
|
|
|
|
|
|
Multiple roots. One root is not an ancestor of dest. Select using a merge:
|
|
|
|
|
|
$ rebasewithdag -b E -d Z <<'EOF'
|
|
|
> E
|
|
|
> |\
|
|
|
> Z B D
|
|
|
> \|\|
|
|
|
> A C
|
|
|
> EOF
|
|
|
rebasing 2:f675d5a1c6a4 "B" (B)
|
|
|
rebasing 5:f68696fe6af8 "E" (E tip)
|
|
|
o 5: f6e6f5081554 E
|
|
|
|\
|
|
|
| o 4: 30cabcba27be B
|
|
|
| |\
|
|
|
| | o 3: 262e37e34f63 Z
|
|
|
| | |
|
|
|
o | | 2: b70f76719894 D
|
|
|
|/ /
|
|
|
o / 1: 96cc3511f894 C
|
|
|
/
|
|
|
o 0: 426bada5c675 A
|
|
|
|
|
|
Multiple roots. Two children share two parents while dest has only one parent:
|
|
|
|
|
|
$ rebasewithdag -b B+D -d Z <<'EOF'
|
|
|
> Z B D
|
|
|
> \|\|\
|
|
|
> A C A
|
|
|
> EOF
|
|
|
rebasing 2:f675d5a1c6a4 "B" (B)
|
|
|
rebasing 3:c2a779e13b56 "D" (D)
|
|
|
o 4: 5eecd056b5f8 D
|
|
|
|\
|
|
|
+---o 3: 30cabcba27be B
|
|
|
| |/
|
|
|
| o 2: 262e37e34f63 Z
|
|
|
| |
|
|
|
o | 1: 96cc3511f894 C
|
|
|
/
|
|
|
o 0: 426bada5c675 A
|
|
|
|
|
|
|
