#!/bin/sh test_description='pushing to a repository using the atomic push option' . ./test-lib.sh mk_repo_pair () { rm -rf workbench upstream && test_create_repo upstream && test_create_repo workbench && ( cd upstream && git config receive.denyCurrentBranch warn ) && ( cd workbench && git remote add up ../upstream ) } # Compare the ref ($1) in upstream with a ref value from workbench ($2) # i.e. test_refs second HEAD@{2} test_refs () { test $# = 2 && git -C upstream rev-parse --verify "$1" >expect && git -C workbench rev-parse --verify "$2" >actual && test_cmp expect actual } test_expect_success 'atomic push works for a single branch' ' mk_repo_pair && ( cd workbench && test_commit one && git push --mirror up && test_commit two && git push --atomic up master ) && test_refs master master ' test_expect_success 'atomic push works for two branches' ' mk_repo_pair && ( cd workbench && test_commit one && git branch second && git push --mirror up && test_commit two && git checkout second && test_commit three && git push --atomic up master second ) && test_refs master master && test_refs second second ' test_expect_success 'atomic push works in combination with --mirror' ' mk_repo_pair && ( cd workbench && test_commit one && git checkout -b second && test_commit two && git push --atomic --mirror up ) && test_refs master master && test_refs second second ' test_expect_success 'atomic push works in combination with --force' ' mk_repo_pair && ( cd workbench && test_commit one && git branch second master && test_commit two_a && git checkout second && test_commit two_b && test_commit three_b && test_commit four && git push --mirror up && # The actual test is below git checkout master && test_commit three_a && git checkout second && git reset --hard HEAD^ && git push --force --atomic up master second ) && test_refs master master && test_refs second second ' # set up two branches where master can be pushed but second can not # (non-fast-forward). Since second can not be pushed the whole operation # will fail and leave master untouched. test_expect_success 'atomic push fails if one branch fails' ' mk_repo_pair && ( cd workbench && test_commit one && git checkout -b second master && test_commit two && test_commit three && test_commit four && git push --mirror up && git reset --hard HEAD~2 && test_commit five && git checkout master && test_commit six && test_must_fail git push --atomic --all up ) && test_refs master HEAD@{7} && test_refs second HEAD@{4} ' test_expect_success 'atomic push fails if one tag fails remotely' ' # prepare the repo mk_repo_pair && ( cd workbench && test_commit one && git checkout -b second master && test_commit two && git push --mirror up ) && # a third party modifies the server side: ( cd upstream && git checkout second && git tag test_tag second ) && # see if we can now push both branches. ( cd workbench && git checkout master && test_commit three && git checkout second && test_commit four && git tag test_tag && test_must_fail git push --tags --atomic up master second ) && test_refs master HEAD@{3} && test_refs second HEAD@{1} ' test_expect_success 'atomic push obeys update hook preventing a branch to be pushed' ' mk_repo_pair && ( cd workbench && test_commit one && git checkout -b second master && test_commit two && git push --mirror up ) && ( cd upstream && HOOKDIR="$(git rev-parse --git-dir)/hooks" && HOOK="$HOOKDIR/update" && mkdir -p "$HOOKDIR" && write_script "$HOOK" <<-\EOF # only allow update to master from now on test "$1" = "refs/heads/master" EOF ) && ( cd workbench && git checkout master && test_commit three && git checkout second && test_commit four && test_must_fail git push --atomic up master second ) && test_refs master HEAD@{3} && test_refs second HEAD@{1} ' test_expect_success 'atomic push is not advertised if configured' ' mk_repo_pair && ( cd upstream git config receive.advertiseatomic 0 ) && ( cd workbench && test_commit one && git push --mirror up && test_commit two && test_must_fail git push --atomic up master ) && test_refs master HEAD@{1} ' test_done