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#!/bin/sh
test_description='short refname disambiguation
Create refs that share the same name, and make sure
"git rev-parse --abbrev-ref" can present them all with as
short a name as possible, while still being unambiguous.
'
. ./test-lib.sh
test_expect_success 'setup' '
test_commit master_a &&
git remote add origin . &&
git fetch origin &&
test_commit master_b &&
git branch origin/master &&
test_commit master_c &&
git tag master &&
test_commit master_d &&
git update-ref refs/master master_d &&
test_commit master_e &&
git update-ref refs/remotes/origin/HEAD master_e &&
test_commit master_f &&
cat >expect.show-ref <<-EOF
$(git rev-parse master_f) refs/heads/master
$(git rev-parse master_b) refs/heads/origin/master
$(git rev-parse master_d) refs/master
$(git rev-parse master_e) refs/remotes/origin/HEAD
$(git rev-parse master_a) refs/remotes/origin/master
$(git rev-parse master_c) refs/tags/master
$(git rev-parse master_a) refs/tags/master_a
$(git rev-parse master_b) refs/tags/master_b
$(git rev-parse master_c) refs/tags/master_c
$(git rev-parse master_d) refs/tags/master_d
$(git rev-parse master_e) refs/tags/master_e
$(git rev-parse master_f) refs/tags/master_f
EOF
'
test_expect_success 'we have the expected ref layout' '
git show-ref >actual.show-ref &&
test_cmp expect.show-ref actual.show-ref
'
test_shortname () {
refname=$1
mode=$2
expect_shortname=$3
expect_sha1=$4
echo "$expect_shortname" >expect.shortname &&
actual_shortname="$(git rev-parse --abbrev-ref="$mode" "$refname")" &&
echo "$actual_shortname" >actual.shortname &&
test_cmp expect.shortname actual.shortname &&
git rev-parse --verify "$expect_sha1" >expect.sha1 &&
git rev-parse --verify "$actual_shortname" >actual.sha1 &&
test_cmp expect.sha1 actual.sha1
}
test_expect_success 'shortening refnames in strict mode' '
test_shortname refs/heads/master strict heads/master master_f &&
test_shortname refs/heads/origin/master strict heads/origin/master master_b &&
test_shortname refs/master strict refs/master master_d &&
test_shortname refs/remotes/origin/HEAD strict origin master_e &&
test_shortname refs/remotes/origin/master strict remotes/origin/master master_a &&
test_shortname refs/tags/master strict tags/master master_c
'
test_expect_success 'shortening refnames in loose mode' '
test_shortname refs/heads/master loose heads/master master_f &&
test_shortname refs/heads/origin/master loose origin/master master_b &&
test_shortname refs/master loose master master_d &&
test_shortname refs/remotes/origin/HEAD loose origin master_e &&
test_shortname refs/remotes/origin/master loose remotes/origin/master master_a &&
test_shortname refs/tags/master loose tags/master master_c
'
test_done
|
