git/contrib/scalar/t/t9099-scalar.sh
Johannes Schindelin 2ae8eb5d71 scalar: accept -C and -c options before the subcommand
The `git` executable has these two very useful options:

-C <directory>:
	switch to the specified directory before performing any actions

-c <key>=<value>:
	temporarily configure this setting for the duration of the
	specified scalar subcommand

With this commit, we teach the `scalar` executable the same trick.

Note: It might look like a good idea to try to reuse the
`handle_options()` function in `git.c` instead of replicating only the
`-c`/`-C` part. However, that function is not only not in `libgit.a`, it
is also intricately entangled with the rest of the code in `git.c` that
is necessary e.g. to handle `--paginate`. Besides, no other option
handled by that `handle_options()` function is relevant to Scalar,
therefore the cost of refactoring vastly would outweigh the benefit.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2022-01-28 15:14:38 -08:00

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#!/bin/sh
test_description='test the `scalar` command'
TEST_DIRECTORY=$PWD/../../../t
export TEST_DIRECTORY
# Make it work with --no-bin-wrappers
PATH=$PWD/..:$PATH
. ../../../t/test-lib.sh
GIT_TEST_MAINT_SCHEDULER="crontab:test-tool crontab ../cron.txt,launchctl:true,schtasks:true"
export GIT_TEST_MAINT_SCHEDULER
test_expect_success 'scalar shows a usage' '
test_expect_code 129 scalar -h
'
test_expect_success 'scalar unregister' '
git init vanish/src &&
scalar register vanish/src &&
git config --get --global --fixed-value \
maintenance.repo "$(pwd)/vanish/src" &&
scalar list >scalar.repos &&
grep -F "$(pwd)/vanish/src" scalar.repos &&
rm -rf vanish/src/.git &&
scalar unregister vanish &&
test_must_fail git config --get --global --fixed-value \
maintenance.repo "$(pwd)/vanish/src" &&
scalar list >scalar.repos &&
! grep -F "$(pwd)/vanish/src" scalar.repos
'
test_expect_success 'set up repository to clone' '
test_commit first &&
test_commit second &&
test_commit third &&
git switch -c parallel first &&
mkdir -p 1/2 &&
test_commit 1/2/3 &&
git config uploadPack.allowFilter true &&
git config uploadPack.allowAnySHA1InWant true
'
test_expect_success 'scalar clone' '
second=$(git rev-parse --verify second:second.t) &&
scalar clone "file://$(pwd)" cloned --single-branch &&
(
cd cloned/src &&
git config --get --global --fixed-value maintenance.repo \
"$(pwd)" &&
git for-each-ref --format="%(refname)" refs/remotes/origin/ >actual &&
echo "refs/remotes/origin/parallel" >expect &&
test_cmp expect actual &&
test_path_is_missing 1/2 &&
test_must_fail git rev-list --missing=print $second &&
git rev-list $second &&
git cat-file blob $second >actual &&
echo "second" >expect &&
test_cmp expect actual
)
'
test_expect_success 'scalar reconfigure' '
git init one/src &&
scalar register one &&
git -C one/src config core.preloadIndex false &&
scalar reconfigure one &&
test true = "$(git -C one/src config core.preloadIndex)" &&
git -C one/src config core.preloadIndex false &&
scalar reconfigure -a &&
test true = "$(git -C one/src config core.preloadIndex)"
'
test_expect_success 'scalar delete without enlistment shows a usage' '
test_expect_code 129 scalar delete
'
test_expect_success 'scalar delete with enlistment' '
scalar delete cloned &&
test_path_is_missing cloned
'
test_expect_success 'scalar supports -c/-C' '
test_when_finished "scalar delete sub" &&
git init sub &&
scalar -C sub -c status.aheadBehind=bogus register &&
test -z "$(git -C sub config --local status.aheadBehind)" &&
test true = "$(git -C sub config core.preloadIndex)"
'
test_done