227 lines
6.7 KiB
Bash
Executable File
227 lines
6.7 KiB
Bash
Executable File
#!/bin/sh
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test_description='basic symbolic-ref tests'
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TEST_PASSES_SANITIZE_LEAK=true
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. ./test-lib.sh
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# If the tests munging HEAD fail, they can break detection of
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# the git repo, meaning that further tests will operate on
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# the surrounding git repo instead of the trash directory.
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reset_to_sane() {
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rm -rf .git &&
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"$TAR" xf .git.tar
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}
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test_expect_success 'setup' '
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git symbolic-ref HEAD refs/heads/foo &&
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test_commit file &&
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"$TAR" cf .git.tar .git/
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'
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test_expect_success 'symbolic-ref read/write roundtrip' '
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git symbolic-ref HEAD refs/heads/read-write-roundtrip &&
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echo refs/heads/read-write-roundtrip >expect &&
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git symbolic-ref HEAD >actual &&
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test_cmp expect actual
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'
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test_expect_success 'symbolic-ref refuses non-ref for HEAD' '
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test_must_fail git symbolic-ref HEAD foo
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'
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reset_to_sane
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test_expect_success 'symbolic-ref refuses bare sha1' '
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rev=$(git rev-parse HEAD) &&
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test_must_fail git symbolic-ref HEAD "$rev"
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'
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reset_to_sane
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test_expect_success 'HEAD cannot be removed' '
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test_must_fail git symbolic-ref -d HEAD
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'
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reset_to_sane
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test_expect_success 'symbolic-ref can be deleted' '
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git symbolic-ref NOTHEAD refs/heads/foo &&
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git symbolic-ref -d NOTHEAD &&
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git rev-parse refs/heads/foo &&
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test_must_fail git symbolic-ref NOTHEAD
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'
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reset_to_sane
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test_expect_success 'symbolic-ref can delete dangling symref' '
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git symbolic-ref NOTHEAD refs/heads/missing &&
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git symbolic-ref -d NOTHEAD &&
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test_must_fail git rev-parse refs/heads/missing &&
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test_must_fail git symbolic-ref NOTHEAD
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'
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reset_to_sane
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test_expect_success 'symbolic-ref fails to delete missing FOO' '
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echo "fatal: Cannot delete FOO, not a symbolic ref" >expect &&
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test_must_fail git symbolic-ref -d FOO >actual 2>&1 &&
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test_cmp expect actual
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'
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reset_to_sane
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test_expect_success 'symbolic-ref fails to delete real ref' '
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echo "fatal: Cannot delete refs/heads/foo, not a symbolic ref" >expect &&
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test_must_fail git symbolic-ref -d refs/heads/foo >actual 2>&1 &&
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git rev-parse --verify refs/heads/foo &&
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test_cmp expect actual
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'
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reset_to_sane
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test_expect_success 'create large ref name' '
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# make 256+ character ref; some systems may not handle that,
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# so be gentle
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long=0123456789abcdef &&
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long=$long/$long/$long/$long &&
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long=$long/$long/$long/$long &&
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long_ref=refs/heads/$long &&
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tree=$(git write-tree) &&
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commit=$(echo foo | git commit-tree $tree) &&
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if git update-ref $long_ref $commit; then
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test_set_prereq LONG_REF
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else
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echo >&2 "long refs not supported"
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fi
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'
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test_expect_success LONG_REF 'symbolic-ref can point to large ref name' '
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git symbolic-ref HEAD $long_ref &&
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echo $long_ref >expect &&
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git symbolic-ref HEAD >actual &&
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test_cmp expect actual
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'
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test_expect_success LONG_REF 'we can parse long symbolic ref' '
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echo $commit >expect &&
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git rev-parse --verify HEAD >actual &&
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test_cmp expect actual
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'
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test_expect_success 'symbolic-ref reports failure in exit code' '
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# Create d/f conflict to simulate failure.
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test_must_fail git symbolic-ref refs/heads refs/heads/foo
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'
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test_expect_success 'symbolic-ref writes reflog entry' '
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git checkout -b log1 &&
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test_commit one &&
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git checkout -b log2 &&
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test_commit two &&
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git checkout --orphan orphan &&
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git symbolic-ref -m create HEAD refs/heads/log1 &&
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git symbolic-ref -m update HEAD refs/heads/log2 &&
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cat >expect <<-\EOF &&
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update
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create
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EOF
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git log --format=%gs -g -2 >actual &&
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test_cmp expect actual
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'
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test_expect_success 'symbolic-ref does not create ref d/f conflicts' '
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git checkout -b df &&
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test_commit df &&
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test_must_fail git symbolic-ref refs/heads/df/conflict refs/heads/df &&
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git pack-refs --all --prune &&
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test_must_fail git symbolic-ref refs/heads/df/conflict refs/heads/df
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'
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test_expect_success 'symbolic-ref can overwrite pointer to invalid name' '
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test_when_finished reset_to_sane &&
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head=$(git rev-parse HEAD) &&
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git symbolic-ref HEAD refs/heads/outer &&
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test_when_finished "git update-ref -d refs/heads/outer/inner" &&
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git update-ref refs/heads/outer/inner $head &&
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git symbolic-ref HEAD refs/heads/unrelated
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'
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test_expect_success 'symbolic-ref can resolve d/f name (EISDIR)' '
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test_when_finished reset_to_sane &&
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head=$(git rev-parse HEAD) &&
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git symbolic-ref HEAD refs/heads/outer/inner &&
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test_when_finished "git update-ref -d refs/heads/outer" &&
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git update-ref refs/heads/outer $head &&
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echo refs/heads/outer/inner >expect &&
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git symbolic-ref HEAD >actual &&
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test_cmp expect actual
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'
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test_expect_success 'symbolic-ref can resolve d/f name (ENOTDIR)' '
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test_when_finished reset_to_sane &&
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head=$(git rev-parse HEAD) &&
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git symbolic-ref HEAD refs/heads/outer &&
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test_when_finished "git update-ref -d refs/heads/outer/inner" &&
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git update-ref refs/heads/outer/inner $head &&
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echo refs/heads/outer >expect &&
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git symbolic-ref HEAD >actual &&
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test_cmp expect actual
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'
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test_expect_success 'symbolic-ref refuses invalid target for non-HEAD' '
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test_must_fail git symbolic-ref refs/heads/invalid foo..bar
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'
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test_expect_success 'symbolic-ref allows top-level target for non-HEAD' '
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git symbolic-ref refs/heads/top-level ORIG_HEAD &&
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git update-ref ORIG_HEAD HEAD &&
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test_cmp_rev top-level HEAD
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'
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test_expect_success 'symbolic-ref pointing at another' '
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git update-ref refs/heads/maint-2.37 HEAD &&
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git symbolic-ref refs/heads/maint refs/heads/maint-2.37 &&
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git checkout maint &&
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git symbolic-ref HEAD >actual &&
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echo refs/heads/maint-2.37 >expect &&
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test_cmp expect actual &&
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git symbolic-ref --no-recurse HEAD >actual &&
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echo refs/heads/maint >expect &&
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test_cmp expect actual
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'
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test_expect_success 'symbolic-ref --short handles complex utf8 case' '
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name="测试-加-增加-加-增加" &&
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git symbolic-ref TEST_SYMREF "refs/heads/$name" &&
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# In the real world, we saw problems with this case only
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# when the locale includes UTF-8. Set it here to try to make things as
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# hard as possible for us to pass, but in practice we should do the
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# right thing regardless (and of course some platforms may not even
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# have this locale).
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LC_ALL=en_US.UTF-8 git symbolic-ref --short TEST_SYMREF >actual &&
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echo "$name" >expect &&
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test_cmp expect actual
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'
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test_expect_success 'symbolic-ref --short handles name with suffix' '
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git symbolic-ref TEST_SYMREF "refs/remotes/origin/HEAD" &&
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git symbolic-ref --short TEST_SYMREF >actual &&
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echo "origin" >expect &&
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test_cmp expect actual
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'
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test_expect_success 'symbolic-ref --short handles almost-matching name' '
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git symbolic-ref TEST_SYMREF "refs/headsXfoo" &&
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git symbolic-ref --short TEST_SYMREF >actual &&
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echo "headsXfoo" >expect &&
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test_cmp expect actual
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'
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test_expect_success 'symbolic-ref --short handles name with percent' '
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git symbolic-ref TEST_SYMREF "refs/heads/%foo" &&
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git symbolic-ref --short TEST_SYMREF >actual &&
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echo "%foo" >expect &&
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test_cmp expect actual
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'
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test_done
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