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5be60078c9
This uses the remove-dashes target to replace "git-frotz" to "git frotz". Signed-off-by: Junio C Hamano <gitster@pobox.com>
110 lines
2.5 KiB
Bash
Executable file
110 lines
2.5 KiB
Bash
Executable file
#!/bin/sh
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#
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# Copyright (c) 2005 Junio C Hamano
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#
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test_description='Merge base computation.
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'
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. ./test-lib.sh
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T=$(git write-tree)
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M=1130000000
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Z=+0000
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export GIT_COMMITTER_EMAIL=git@comm.iter.xz
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export GIT_COMMITTER_NAME='C O Mmiter'
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export GIT_AUTHOR_NAME='A U Thor'
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export GIT_AUTHOR_EMAIL=git@au.thor.xz
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doit() {
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OFFSET=$1; shift
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NAME=$1; shift
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PARENTS=
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for P
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do
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PARENTS="${PARENTS}-p $P "
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done
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GIT_COMMITTER_DATE="$(($M + $OFFSET)) $Z"
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GIT_AUTHOR_DATE=$GIT_COMMITTER_DATE
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export GIT_COMMITTER_DATE GIT_AUTHOR_DATE
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commit=$(echo $NAME | git commit-tree $T $PARENTS)
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echo $commit >.git/refs/tags/$NAME
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echo $commit
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}
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# E---D---C---B---A
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# \'-_ \ \
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# \ `---------G \
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# \ \
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# F----------------H
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# Setup...
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E=$(doit 5 E)
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D=$(doit 4 D $E)
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F=$(doit 6 F $E)
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C=$(doit 3 C $D)
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B=$(doit 2 B $C)
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A=$(doit 1 A $B)
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G=$(doit 7 G $B $E)
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H=$(doit 8 H $A $F)
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test_expect_success 'compute merge-base (single)' \
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'MB=$(git merge-base G H) &&
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expr "$(git name-rev "$MB")" : "[0-9a-f]* tags/B"'
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test_expect_success 'compute merge-base (all)' \
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'MB=$(git merge-base --all G H) &&
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expr "$(git name-rev "$MB")" : "[0-9a-f]* tags/B"'
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test_expect_success 'compute merge-base with show-branch' \
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'MB=$(git show-branch --merge-base G H) &&
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expr "$(git name-rev "$MB")" : "[0-9a-f]* tags/B"'
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# Setup for second test to demonstrate that relying on timestamps in a
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# distributed SCM to provide a _consistent_ partial ordering of commits
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# leads to insanity.
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#
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# Relative
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# Structure timestamps
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#
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# PL PR +4 +4
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# / \/ \ / \/ \
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# L2 C2 R2 +3 -1 +3
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# | | | | | |
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# L1 C1 R1 +2 -2 +2
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# | | | | | |
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# L0 C0 R0 +1 -3 +1
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# \ | / \ | /
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# S 0
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#
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# The left and right chains of commits can be of any length and complexity as
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# long as all of the timestamps are greater than that of S.
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S=$(doit 0 S)
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C0=$(doit -3 C0 $S)
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C1=$(doit -2 C1 $C0)
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C2=$(doit -1 C2 $C1)
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L0=$(doit 1 L0 $S)
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L1=$(doit 2 L1 $L0)
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L2=$(doit 3 L2 $L1)
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R0=$(doit 1 R0 $S)
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R1=$(doit 2 R1 $R0)
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R2=$(doit 3 R2 $R1)
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PL=$(doit 4 PL $L2 $C2)
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PR=$(doit 4 PR $C2 $R2)
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test_expect_success 'compute merge-base (single)' \
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'MB=$(git merge-base PL PR) &&
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expr "$(git name-rev "$MB")" : "[0-9a-f]* tags/C2"'
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test_expect_success 'compute merge-base (all)' \
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'MB=$(git merge-base --all PL PR) &&
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expr "$(git name-rev "$MB")" : "[0-9a-f]* tags/C2"'
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test_done
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