blob: a29eda87e9a1265bcddd300628bf43f4167e47e3 [file] [log] [blame]
#!/bin/sh
#
# Copyright (c) 2019 Denton Liu
#
test_description='ensure rebase fast-forwards commits when possible'
. ./test-lib.sh
test_expect_success setup '
test_commit A &&
test_commit B &&
test_commit C &&
test_commit D &&
git checkout -t -b side
'
test_rebase_same_head () {
status_n="$1" &&
shift &&
what_n="$1" &&
shift &&
cmp_n="$1" &&
shift &&
status_f="$1" &&
shift &&
what_f="$1" &&
shift &&
cmp_f="$1" &&
shift &&
test_rebase_same_head_ $status_n $what_n $cmp_n 0 " --apply" "$*" &&
test_rebase_same_head_ $status_f $what_f $cmp_f 0 " --apply --no-ff" "$*"
test_rebase_same_head_ $status_n $what_n $cmp_n 0 " --merge" "$*" &&
test_rebase_same_head_ $status_f $what_f $cmp_f 0 " --merge --no-ff" "$*"
test_rebase_same_head_ $status_n $what_n $cmp_n 1 " --merge" "$*" &&
test_rebase_same_head_ $status_f $what_f $cmp_f 1 " --merge --no-ff" "$*"
}
test_rebase_same_head_ () {
status="$1" &&
shift &&
what="$1" &&
shift &&
cmp="$1" &&
shift &&
abbreviate="$1" &&
shift &&
flag="$1"
shift &&
if test $abbreviate -eq 1
then
msg="git rebase$flag $* (rebase.abbreviateCommands = true) with $changes is $what with $cmp HEAD"
else
msg="git rebase$flag $* with $changes is $what with $cmp HEAD"
fi &&
test_expect_$status "$msg" "
if test $abbreviate -eq 1
then
test_config rebase.abbreviateCommands true
fi &&
oldhead=\$(git rev-parse HEAD) &&
test_when_finished 'git reset --hard \$oldhead' &&
git reflog HEAD >expect &&
git rebase$flag $* >stdout &&
git reflog HEAD >actual &&
if test $what = work
then
old=\$(wc -l <expect) &&
test_line_count '-gt' \$old actual
elif test $what = noop
then
test_cmp expect actual
fi &&
newhead=\$(git rev-parse HEAD) &&
if test $cmp = same
then
test_cmp_rev \$oldhead \$newhead
elif test $cmp = diff
then
test_cmp_rev ! \$oldhead \$newhead
fi
"
}
changes='no changes'
test_rebase_same_head success noop same success work same
test_rebase_same_head success noop same success work same master
test_rebase_same_head success noop same success work diff --onto B B
test_rebase_same_head success noop same success work diff --onto B... B
test_rebase_same_head success noop same success work same --onto master... master
test_rebase_same_head success noop same success work same --keep-base master
test_rebase_same_head success noop same success work same --keep-base
test_rebase_same_head success noop same success work same --no-fork-point
test_rebase_same_head success noop same success work same --keep-base --no-fork-point
test_rebase_same_head success noop same success work same --fork-point master
test_rebase_same_head success noop same success work diff --fork-point --onto B B
test_rebase_same_head success noop same success work diff --fork-point --onto B... B
test_rebase_same_head success noop same success work same --fork-point --onto master... master
test_rebase_same_head success noop same success work same --keep-base --keep-base master
test_expect_success 'add work same to side' '
test_commit E
'
changes='our changes'
test_rebase_same_head success noop same success work same
test_rebase_same_head success noop same success work same master
test_rebase_same_head success noop same success work diff --onto B B
test_rebase_same_head success noop same success work diff --onto B... B
test_rebase_same_head success noop same success work same --onto master... master
test_rebase_same_head success noop same success work same --keep-base master
test_rebase_same_head success noop same success work same --keep-base
test_rebase_same_head success noop same success work same --no-fork-point
test_rebase_same_head success noop same success work same --keep-base --no-fork-point
test_rebase_same_head success noop same success work same --fork-point master
test_rebase_same_head success noop same success work diff --fork-point --onto B B
test_rebase_same_head success noop same success work diff --fork-point --onto B... B
test_rebase_same_head success noop same success work same --fork-point --onto master... master
test_rebase_same_head success noop same success work same --fork-point --keep-base master
test_expect_success 'add work same to upstream' '
git checkout master &&
test_commit F &&
git checkout side
'
changes='our and their changes'
test_rebase_same_head success noop same success work diff --onto B B
test_rebase_same_head success noop same success work diff --onto B... B
test_rebase_same_head success noop same success work diff --onto master... master
test_rebase_same_head success noop same success work diff --keep-base master
test_rebase_same_head success noop same success work diff --keep-base
test_rebase_same_head failure work same success work diff --fork-point --onto B B
test_rebase_same_head failure work same success work diff --fork-point --onto B... B
test_rebase_same_head success noop same success work diff --fork-point --onto master... master
test_rebase_same_head success noop same success work diff --fork-point --keep-base master
test_done