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https://github.com/git/git
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151 lines
3.2 KiB
Bash
Executable file
151 lines
3.2 KiB
Bash
Executable file
#!/bin/sh
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test_description='checkout into detached HEAD state'
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. ./test-lib.sh
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check_detached () {
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test_must_fail git symbolic-ref -q HEAD >/dev/null
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}
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check_not_detached () {
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git symbolic-ref -q HEAD >/dev/null
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}
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ORPHAN_WARNING='you are leaving .* commit.*behind'
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check_orphan_warning() {
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test_i18ngrep "$ORPHAN_WARNING" "$1"
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}
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check_no_orphan_warning() {
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test_i18ngrep ! "$ORPHAN_WARNING" "$1"
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}
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reset () {
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git checkout master &&
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check_not_detached
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}
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test_expect_success 'setup' '
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test_commit one &&
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test_commit two &&
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test_commit three && git tag -d three &&
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test_commit four && git tag -d four &&
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git branch branch &&
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git tag tag
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'
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test_expect_success 'checkout branch does not detach' '
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reset &&
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git checkout branch &&
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check_not_detached
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'
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test_expect_success 'checkout tag detaches' '
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reset &&
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git checkout tag &&
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check_detached
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'
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test_expect_success 'checkout branch by full name detaches' '
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reset &&
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git checkout refs/heads/branch &&
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check_detached
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'
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test_expect_success 'checkout non-ref detaches' '
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reset &&
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git checkout branch^ &&
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check_detached
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'
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test_expect_success 'checkout ref^0 detaches' '
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reset &&
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git checkout branch^0 &&
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check_detached
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'
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test_expect_success 'checkout --detach detaches' '
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reset &&
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git checkout --detach branch &&
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check_detached
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'
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test_expect_success 'checkout --detach without branch name' '
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reset &&
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git checkout --detach &&
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check_detached
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'
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test_expect_success 'checkout --detach errors out for non-commit' '
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reset &&
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test_must_fail git checkout --detach one^{tree} &&
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check_not_detached
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'
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test_expect_success 'checkout --detach errors out for extra argument' '
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reset &&
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git checkout master &&
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test_must_fail git checkout --detach tag one.t &&
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check_not_detached
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'
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test_expect_success 'checkout --detached and -b are incompatible' '
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reset &&
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test_must_fail git checkout --detach -b newbranch tag &&
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check_not_detached
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'
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test_expect_success 'checkout --detach moves HEAD' '
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reset &&
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git checkout one &&
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git checkout --detach two &&
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git diff --exit-code HEAD &&
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git diff --exit-code two
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'
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test_expect_success 'checkout warns on orphan commits' '
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reset &&
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git checkout --detach two &&
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echo content >orphan &&
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git add orphan &&
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git commit -a -m orphan &&
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git checkout master 2>stderr
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'
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test_expect_success 'checkout warns on orphan commits: output' '
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check_orphan_warning stderr
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'
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test_expect_success 'checkout does not warn leaving ref tip' '
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reset &&
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git checkout --detach two &&
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git checkout master 2>stderr
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'
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test_expect_success 'checkout does not warn leaving ref tip' '
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check_no_orphan_warning stderr
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'
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test_expect_success 'checkout does not warn leaving reachable commit' '
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reset &&
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git checkout --detach HEAD^ &&
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git checkout master 2>stderr
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'
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test_expect_success 'checkout does not warn leaving reachable commit' '
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check_no_orphan_warning stderr
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'
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cat >expect <<'EOF'
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Your branch is behind 'master' by 1 commit, and can be fast-forwarded.
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EOF
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test_expect_success 'tracking count is accurate after orphan check' '
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reset &&
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git branch child master^ &&
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git config branch.child.remote . &&
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git config branch.child.merge refs/heads/master &&
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git checkout child^ &&
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git checkout child >stdout &&
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test_cmp expect stdout
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'
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test_done
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