217 lines
6.2 KiB
Bash
Executable File
217 lines
6.2 KiB
Bash
Executable File
#!/bin/sh
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#
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# Copyright (c) 2012 Robert Luberda
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#
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test_description='concurrent git svn dcommit'
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. ./lib-git-svn.sh
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test_expect_success 'setup svn repository' '
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svn_cmd checkout "$svnrepo" work.svn &&
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(
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cd work.svn &&
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echo >file && echo > auto_updated_file
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svn_cmd add file auto_updated_file &&
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svn_cmd commit -m "initial commit"
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) &&
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svn_cmd checkout "$svnrepo" work-auto-commits.svn
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'
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N=0
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next_N()
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{
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N=$(( $N + 1 ))
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}
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# Setup SVN repository hooks to emulate SVN failures or concurrent commits
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# The function adds
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# either pre-commit hook, which causes SVN commit given in second argument
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# to fail
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# or post-commit hook, which creates a new commit (a new line added to
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# auto_updated_file) after given SVN commit
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# The first argument contains a type of the hook
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# The second argument contains a number (not SVN revision) of commit
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# the hook should be applied for (each time the hook is run, the given
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# number is decreased by one until it gets 0, in which case the hook
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# will execute its real action)
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setup_hook()
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{
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hook_type="$1" # "pre-commit" or "post-commit"
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skip_revs="$2"
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[ "$hook_type" = "pre-commit" ] ||
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[ "$hook_type" = "post-commit" ] ||
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{ echo "ERROR: invalid argument ($hook_type)" \
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"passed to setup_hook" >&2 ; return 1; }
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echo "cnt=$skip_revs" > "$hook_type-counter"
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rm -f "$rawsvnrepo/hooks/"*-commit # drop previous hooks
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hook="$rawsvnrepo/hooks/$hook_type"
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cat > "$hook" <<- 'EOF1'
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#!/bin/sh
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set -e
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cd "$1/.." # "$1" is repository location
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exec >> svn-hook.log 2>&1
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hook="$(basename "$0")"
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echo "*** Executing $hook $@"
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set -x
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. ./$hook-counter
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cnt="$(($cnt - 1))"
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echo "cnt=$cnt" > ./$hook-counter
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[ "$cnt" = "0" ] || exit 0
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EOF1
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if [ "$hook_type" = "pre-commit" ]; then
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echo "echo 'commit disallowed' >&2; exit 1" >> "$hook"
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else
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echo "PATH=\"$PATH\"; export PATH" >> $hook
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echo "svnconf=\"$svnconf\"" >> $hook
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cat >> "$hook" <<- 'EOF2'
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cd work-auto-commits.svn
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svn up --config-dir "$svnconf"
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echo "$$" >> auto_updated_file
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svn commit --config-dir "$svnconf" \
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-m "auto-committing concurrent change"
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exit 0
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EOF2
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fi
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chmod 755 "$hook"
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}
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check_contents()
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{
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gitdir="$1"
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(cd ../work.svn && svn_cmd up) &&
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test_cmp file ../work.svn/file &&
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test_cmp auto_updated_file ../work.svn/auto_updated_file
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}
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test_expect_success 'check if post-commit hook creates a concurrent commit' '
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setup_hook post-commit 1 &&
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(
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cd work.svn &&
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cp auto_updated_file au_file_saved &&
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echo 1 >> file &&
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svn_cmd commit -m "changing file" &&
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svn_cmd up &&
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test_must_fail test_cmp auto_updated_file au_file_saved
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)
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'
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test_expect_success 'check if pre-commit hook fails' '
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setup_hook pre-commit 2 &&
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(
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cd work.svn &&
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echo 2 >> file &&
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svn_cmd commit -m "changing file once again" &&
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echo 3 >> file &&
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test_must_fail svn_cmd commit -m "this commit should fail" &&
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svn_cmd revert file
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)
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'
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test_expect_success 'dcommit error handling' '
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setup_hook pre-commit 2 &&
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next_N && git svn clone "$svnrepo" work$N.git &&
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(
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cd work$N.git &&
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echo 1 >> file && git commit -am "commit change $N.1" &&
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echo 2 >> file && git commit -am "commit change $N.2" &&
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echo 3 >> file && git commit -am "commit change $N.3" &&
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# should fail to dcommit 2nd and 3rd change
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# but still should leave the repository in reasonable state
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test_must_fail git svn dcommit &&
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git update-index --refresh &&
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git show HEAD~2 | grep -q git-svn-id &&
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! git show HEAD~1 | grep -q git-svn-id &&
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! git show HEAD | grep -q git-svn-id
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)
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'
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test_expect_success 'dcommit concurrent change in non-changed file' '
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setup_hook post-commit 2 &&
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next_N && git svn clone "$svnrepo" work$N.git &&
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(
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cd work$N.git &&
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echo 1 >> file && git commit -am "commit change $N.1" &&
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echo 2 >> file && git commit -am "commit change $N.2" &&
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echo 3 >> file && git commit -am "commit change $N.3" &&
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# should rebase and leave the repository in reasonable state
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git svn dcommit &&
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git update-index --refresh &&
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check_contents &&
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git show HEAD~3 | grep -q git-svn-id &&
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git show HEAD~2 | grep -q git-svn-id &&
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git show HEAD~1 | grep -q auto-committing &&
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git show HEAD | grep -q git-svn-id
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)
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'
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# An utility function used in the following test
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delete_first_line()
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{
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file="$1" &&
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sed 1d < "$file" > "${file}.tmp" &&
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rm "$file" &&
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mv "${file}.tmp" "$file"
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}
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test_expect_success 'dcommit concurrent non-conflicting change' '
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setup_hook post-commit 2 &&
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next_N && git svn clone "$svnrepo" work$N.git &&
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(
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cd work$N.git &&
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cat file >> auto_updated_file &&
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git commit -am "commit change $N.1" &&
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delete_first_line auto_updated_file &&
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git commit -am "commit change $N.2" &&
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delete_first_line auto_updated_file &&
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git commit -am "commit change $N.3" &&
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# should rebase and leave the repository in reasonable state
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git svn dcommit &&
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git update-index --refresh &&
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check_contents &&
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git show HEAD~3 | grep -q git-svn-id &&
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git show HEAD~2 | grep -q git-svn-id &&
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git show HEAD~1 | grep -q auto-committing &&
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git show HEAD | grep -q git-svn-id
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)
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'
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test_expect_success 'dcommit --no-rebase concurrent non-conflicting change' '
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setup_hook post-commit 2 &&
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next_N && git svn clone "$svnrepo" work$N.git &&
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(
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cd work$N.git &&
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cat file >> auto_updated_file &&
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git commit -am "commit change $N.1" &&
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delete_first_line auto_updated_file &&
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git commit -am "commit change $N.2" &&
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delete_first_line auto_updated_file &&
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git commit -am "commit change $N.3" &&
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# should fail as rebase is needed
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test_must_fail git svn dcommit --no-rebase &&
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# but should leave HEAD unchanged
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git update-index --refresh &&
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! git show HEAD~2 | grep -q git-svn-id &&
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! git show HEAD~1 | grep -q git-svn-id &&
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! git show HEAD | grep -q git-svn-id
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)
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'
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test_expect_success 'dcommit fails on concurrent conflicting change' '
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setup_hook post-commit 1 &&
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next_N && git svn clone "$svnrepo" work$N.git &&
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(
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cd work$N.git &&
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echo a >> file &&
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git commit -am "commit change $N.1" &&
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echo b >> auto_updated_file &&
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git commit -am "commit change $N.2" &&
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echo c >> auto_updated_file &&
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git commit -am "commit change $N.3" &&
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test_must_fail git svn dcommit && # rebase should fail
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test_must_fail git update-index --refresh
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)
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'
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test_done
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