5f212684ab
When "git fetch $remote" notices that refs/remotes/$remote/HEAD is missing and discovers what branch the other side points with its HEAD, refs/remotes/$remote/HEAD is updated to point to it. * bf/set-head-symref: fetch set_head: handle mirrored bare repositories fetch: set remote/HEAD if it does not exist refs: add create_only option to refs_update_symref_extended refs: add TRANSACTION_CREATE_EXISTS error remote set-head: better output for --auto remote set-head: refactor for readability refs: atomically record overwritten ref in update_symref refs: standardize output of refs_read_symbolic_ref t/t5505-remote: test failure of set-head t/t5505-remote: set default branch to main
422 lines
12 KiB
Bash
Executable File
422 lines
12 KiB
Bash
Executable File
#!/bin/sh
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test_description='git ls-remote'
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GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
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export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
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. ./test-lib.sh
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generate_references () {
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for ref
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do
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oid=$(git rev-parse "$ref") &&
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printf '%s\t%s\n' "$oid" "$ref" || return 1
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done
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}
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test_expect_success 'set up fake upload-pack' '
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# This can be used to simulate an upload-pack that just shows the
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# contents of the "input" file (prepared with the test-tool pkt-line
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# helper), and does not do any negotiation (since ls-remote does not
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# need it).
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write_script cat-input <<-\EOF
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# send our initial advertisement/response
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cat input
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# soak up the flush packet from the client
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cat
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EOF
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'
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test_expect_success 'dies when no remote found' '
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test_must_fail git ls-remote
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'
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test_expect_success setup '
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>file &&
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git add file &&
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test_tick &&
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git commit -m initial &&
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git tag mark &&
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git tag mark1.1 &&
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git tag mark1.2 &&
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git tag mark1.10 &&
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git show-ref --tags -d >expected.tag.raw &&
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sed -e "s/ / /" expected.tag.raw >expected.tag &&
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generate_references HEAD >expected.all &&
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git show-ref -d >refs &&
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sed -e "s/ / /" refs >>expected.all &&
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grep refs/heads/ expected.all >expected.branches &&
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git remote add self "$(pwd)/.git" &&
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git remote add self2 "."
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'
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test_expect_success 'ls-remote --tags .git' '
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git ls-remote --tags .git >actual &&
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test_cmp expected.tag actual
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'
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test_expect_success 'ls-remote .git' '
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git ls-remote .git >actual &&
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test_cmp expected.all actual
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'
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test_expect_success 'ls-remote --tags self' '
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git ls-remote --tags self >actual &&
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test_cmp expected.tag actual
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'
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test_expect_success 'ls-remote self' '
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git ls-remote self >actual &&
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test_cmp expected.all actual
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'
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test_expect_success 'ls-remote --branches self' '
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git ls-remote --branches self >actual &&
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test_cmp expected.branches actual &&
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git ls-remote -b self >actual &&
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test_cmp expected.branches actual
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'
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test_expect_success 'ls-remote -h is deprecated w/o warning' '
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git ls-remote -h self >actual 2>warning &&
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test_cmp expected.branches actual &&
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test_grep ! deprecated warning
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'
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test_expect_success 'ls-remote --heads is deprecated and hidden w/o warning' '
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test_expect_code 129 git ls-remote -h >short-help &&
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test_grep ! -e --head short-help &&
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git ls-remote --heads self >actual 2>warning &&
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test_cmp expected.branches actual &&
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test_grep ! deprecated warning
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'
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test_expect_success 'ls-remote --sort="version:refname" --tags self' '
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generate_references \
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refs/tags/mark \
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refs/tags/mark1.1 \
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refs/tags/mark1.2 \
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refs/tags/mark1.10 >expect &&
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git ls-remote --sort="version:refname" --tags self >actual &&
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test_cmp expect actual
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'
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test_expect_success 'ls-remote --sort="-version:refname" --tags self' '
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generate_references \
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refs/tags/mark1.10 \
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refs/tags/mark1.2 \
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refs/tags/mark1.1 \
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refs/tags/mark >expect &&
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git ls-remote --sort="-version:refname" --tags self >actual &&
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test_cmp expect actual
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'
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test_expect_success 'ls-remote --sort="-refname" --tags self' '
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generate_references \
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refs/tags/mark1.2 \
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refs/tags/mark1.10 \
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refs/tags/mark1.1 \
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refs/tags/mark >expect &&
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git ls-remote --sort="-refname" --tags self >actual &&
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test_cmp expect actual
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'
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test_expect_success 'dies when no remote specified, multiple remotes found, and no default specified' '
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test_must_fail git ls-remote
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'
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test_expect_success 'succeeds when no remote specified but only one found' '
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test_when_finished git remote add self2 "." &&
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git remote remove self2 &&
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git ls-remote
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'
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test_expect_success 'use "origin" when no remote specified and multiple found' '
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URL="$(pwd)/.git" &&
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echo "From $URL" >exp_err &&
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git remote add origin "$URL" &&
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git ls-remote 2>actual_err >actual &&
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test_cmp exp_err actual_err &&
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test_cmp expected.all actual
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'
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test_expect_success 'suppress "From <url>" with -q' '
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git ls-remote -q 2>actual_err &&
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! test_cmp exp_err actual_err
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'
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test_expect_success 'use branch.<name>.remote if possible' '
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#
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# Test that we are indeed using branch.<name>.remote, not "origin", even
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# though the "origin" remote has been set.
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#
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# setup a new remote to differentiate from "origin"
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git clone . other.git &&
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(
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cd other.git &&
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echo "$(git rev-parse HEAD) HEAD" &&
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git show-ref | sed -e "s/ / /"
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) >exp &&
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URL="other.git" &&
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echo "From $URL" >exp_err &&
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git remote add other $URL &&
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git config branch.main.remote other &&
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git ls-remote 2>actual_err >actual &&
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test_cmp exp_err actual_err &&
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test_cmp exp actual
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'
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test_expect_success 'confuses pattern as remote when no remote specified' '
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if test_have_prereq MINGW
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then
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# Windows does not like asterisks in pathname
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does_not_exist=main
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else
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does_not_exist="refs*main"
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fi &&
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cat >exp <<-EOF &&
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fatal: '\''$does_not_exist'\'' does not appear to be a git repository
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fatal: Could not read from remote repository.
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Please make sure you have the correct access rights
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and the repository exists.
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EOF
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#
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# Do not expect "git ls-remote <pattern>" to work; ls-remote needs
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# <remote> if you want to feed <pattern>, just like you cannot say
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# fetch <branch>.
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# We could just as easily have used "main"; the "*" emphasizes its
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# role as a pattern.
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test_must_fail git ls-remote "$does_not_exist" >actual 2>&1 &&
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test_cmp exp actual
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'
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test_expect_success 'die with non-2 for wrong repository even with --exit-code' '
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{
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git ls-remote --exit-code ./no-such-repository
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status=$?
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} &&
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test $status != 2 && test $status != 0
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'
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test_expect_success 'Report success even when nothing matches' '
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git ls-remote other.git "refs/nsn/*" >actual &&
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test_must_be_empty actual
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'
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test_expect_success 'Report no-match with --exit-code' '
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test_expect_code 2 git ls-remote --exit-code other.git "refs/nsn/*" >actual &&
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test_must_be_empty actual
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'
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test_expect_success 'Report match with --exit-code' '
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git ls-remote --exit-code other.git "refs/tags/*" >actual &&
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git ls-remote . tags/mark* >expect &&
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test_cmp expect actual
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'
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test_expect_success 'set up some extra tags for ref hiding' '
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git tag magic/one &&
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git tag magic/two
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'
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for configsection in transfer uploadpack
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do
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test_expect_success "Hide some refs with $configsection.hiderefs" '
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test_config $configsection.hiderefs refs/tags &&
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git ls-remote . >actual &&
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test_unconfig $configsection.hiderefs &&
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git ls-remote . >expect.raw &&
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sed -e "/ refs\/tags\//d" expect.raw >expect &&
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test_cmp expect actual
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'
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test_expect_success "Override hiding of $configsection.hiderefs" '
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test_when_finished "test_unconfig $configsection.hiderefs" &&
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git config --add $configsection.hiderefs refs/tags &&
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git config --add $configsection.hiderefs "!refs/tags/magic" &&
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git config --add $configsection.hiderefs refs/tags/magic/one &&
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git ls-remote . >actual &&
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grep refs/tags/magic/two actual &&
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! grep refs/tags/magic/one actual
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'
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done
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test_expect_success 'overrides work between mixed transfer/upload-pack hideRefs' '
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test_config uploadpack.hiderefs refs/tags &&
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test_config transfer.hiderefs "!refs/tags/magic" &&
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git ls-remote . >actual &&
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grep refs/tags/magic actual
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'
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test_expect_success 'protocol v2 supports hiderefs' '
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test_config uploadpack.hiderefs refs/tags &&
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git -c protocol.version=2 ls-remote . >actual &&
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! grep refs/tags actual
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'
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test_expect_success 'ls-remote --symref' '
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git fetch origin &&
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echo "ref: refs/heads/main HEAD" >expect.v2 &&
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generate_references \
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HEAD \
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refs/heads/main >>expect.v2 &&
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echo "ref: refs/remotes/origin/main refs/remotes/origin/HEAD" >>expect.v2 &&
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oid=$(git rev-parse HEAD) &&
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echo "$oid refs/remotes/origin/HEAD" >>expect.v2 &&
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generate_references \
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refs/remotes/origin/main \
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refs/tags/mark \
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refs/tags/mark1.1 \
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refs/tags/mark1.10 \
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refs/tags/mark1.2 >>expect.v2 &&
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# v0 does not show non-HEAD symrefs
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grep -v "ref: refs/remotes" <expect.v2 >expect.v0 &&
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git -c protocol.version=0 ls-remote --symref >actual.v0 &&
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test_cmp expect.v0 actual.v0 &&
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git -c protocol.version=2 ls-remote --symref >actual.v2 &&
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test_cmp expect.v2 actual.v2
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'
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test_expect_success 'ls-remote with filtered symref (refname)' '
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rev=$(git rev-parse HEAD) &&
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cat >expect <<-EOF &&
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ref: refs/heads/main HEAD
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$rev HEAD
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ref: refs/remotes/origin/main refs/remotes/origin/HEAD
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$rev refs/remotes/origin/HEAD
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EOF
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git ls-remote --symref . HEAD >actual &&
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test_cmp expect actual
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'
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test_expect_success 'ls-remote with filtered symref (--branches)' '
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git symbolic-ref refs/heads/foo refs/tags/mark &&
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cat >expect.v2 <<-EOF &&
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ref: refs/tags/mark refs/heads/foo
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$rev refs/heads/foo
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$rev refs/heads/main
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EOF
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grep -v "^ref: refs/tags/" <expect.v2 >expect.v0 &&
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git -c protocol.version=0 ls-remote --symref --branches . >actual.v0 &&
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test_cmp expect.v0 actual.v0 &&
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git -c protocol.version=2 ls-remote --symref --branches . >actual.v2 &&
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test_cmp expect.v2 actual.v2
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'
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test_expect_success 'indicate no refs in v0 standards-compliant empty remote' '
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# Git does not produce an output like this, but it does match the
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# standard and is produced by other implementations like JGit. So
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# hard-code the case we care about.
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#
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# The actual capabilities do not matter; there are none that would
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# change how ls-remote behaves.
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oid=0000000000000000000000000000000000000000 &&
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test-tool pkt-line pack >input.q <<-EOF &&
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$oid capabilities^{}Qcaps-go-here
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0000
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EOF
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q_to_nul <input.q >input &&
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# --exit-code asks the command to exit with 2 when no
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# matching refs are found.
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test_expect_code 2 git ls-remote --exit-code --upload-pack=./cat-input .
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'
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test_expect_success 'ls-remote works outside repository' '
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# It is important for this repo to be inside the nongit
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# area, as we want a repo name that does not include
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# slashes (because those inhibit some of our configuration
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# lookups).
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nongit git init --bare dst.git &&
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nongit git ls-remote dst.git
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'
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test_expect_success 'ls-remote --sort fails gracefully outside repository' '
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# Use a sort key that requires access to the referenced objects.
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nongit test_must_fail git ls-remote --sort=authordate "$TRASH_DIRECTORY" 2>err &&
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test_grep "^fatal: not a git repository, but the field '\''authordate'\'' requires access to object data" err
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'
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test_expect_success 'ls-remote patterns work with all protocol versions' '
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git for-each-ref --format="%(objectname) %(refname)" \
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refs/heads/main refs/remotes/origin/main >expect &&
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git -c protocol.version=0 ls-remote . main >actual.v0 &&
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test_cmp expect actual.v0 &&
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git -c protocol.version=2 ls-remote . main >actual.v2 &&
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test_cmp expect actual.v2
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'
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test_expect_success 'ls-remote prefixes work with all protocol versions' '
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git for-each-ref --format="%(objectname) %(refname)" \
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refs/heads/ refs/tags/ >expect &&
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git -c protocol.version=0 ls-remote --branches --tags . >actual.v0 &&
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test_cmp expect actual.v0 &&
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git -c protocol.version=2 ls-remote --branches --tags . >actual.v2 &&
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test_cmp expect actual.v2
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'
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test_expect_success 'v0 clients can handle multiple symrefs' '
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# Modern versions of Git will not return multiple symref capabilities
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# for v0, so we have to hard-code the response. Note that we will
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# always use both v0 and object-format=sha1 here, as the hard-coded
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# response reflects a server that only supports those.
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oid=1234567890123456789012345678901234567890 &&
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symrefs="symref=refs/remotes/origin/HEAD:refs/remotes/origin/main" &&
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symrefs="$symrefs symref=HEAD:refs/heads/main" &&
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# Likewise we want to make sure our parser is not fooled by the string
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# "symref" appearing as part of an earlier cap. But there is no way to
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# do that via upload-pack, as arbitrary strings can appear only in a
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# "symref" value itself (where we skip past the values as a whole)
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# and "agent" (which always appears after "symref", so putting our
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# parser in a confused state is less interesting).
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caps="some other caps including a-fake-symref-cap" &&
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test-tool pkt-line pack >input.q <<-EOF &&
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$oid HEADQ$caps $symrefs
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$oid refs/heads/main
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$oid refs/remotes/origin/HEAD
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$oid refs/remotes/origin/main
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0000
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EOF
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q_to_nul <input.q >input &&
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cat >expect <<-EOF &&
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ref: refs/heads/main HEAD
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$oid HEAD
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$oid refs/heads/main
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ref: refs/remotes/origin/main refs/remotes/origin/HEAD
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$oid refs/remotes/origin/HEAD
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$oid refs/remotes/origin/main
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EOF
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git ls-remote --symref --upload-pack=./cat-input . >actual &&
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test_cmp expect actual
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'
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test_expect_success 'helper with refspec capability fails gracefully' '
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mkdir test-bin &&
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write_script test-bin/git-remote-foo <<-EOF &&
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read capabilities
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echo import
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echo refspec ${SQ}*:*${SQ}
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EOF
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(
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PATH="$PWD/test-bin:$PATH" &&
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export PATH &&
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test_must_fail nongit git ls-remote foo::bar
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)
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'
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test_done
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