#!/bin/sh
#
# Copyright (c) 2012 Felipe Contreras
#

test_description='Test remote-bzr'

. ./test-lib.sh

if ! test_have_prereq PYTHON; then
        skip_all='skipping remote-bzr tests; python not available'
        test_done
fi

if ! "$PYTHON_PATH" -c 'import bzrlib'; then
        skip_all='skipping remote-bzr tests; bzr not available'
        test_done
fi

check () {
        (cd $1 &&
        git log --format='%s' -1 &&
        git symbolic-ref HEAD) > actual &&
        (echo $2 &&
        echo "refs/heads/$3") > expected &&
        test_cmp expected actual
}

bzr whoami "A U Thor <author@example.com>"

test_expect_success 'cloning' '
  (bzr init bzrrepo &&
  cd bzrrepo &&
  echo one > content &&
  bzr add content &&
  bzr commit -m one
  ) &&

  git clone "bzr::$PWD/bzrrepo" gitrepo &&
  check gitrepo one master
'

test_expect_success 'pulling' '
  (cd bzrrepo &&
  echo two > content &&
  bzr commit -m two
  ) &&

  (cd gitrepo && git pull) &&

  check gitrepo two master
'

test_expect_success 'pushing' '
  (cd gitrepo &&
  echo three > content &&
  git commit -a -m three &&
  git push
  ) &&

  echo three > expected &&
  cat bzrrepo/content > actual &&
  test_cmp expected actual
'

test_expect_success 'roundtrip' '
  (cd gitrepo &&
  git pull &&
  git log --format="%s" -1 origin/master > actual) &&
  echo three > expected &&
  test_cmp expected actual &&

  (cd gitrepo && git push && git pull) &&

  (cd bzrrepo &&
  echo four > content &&
  bzr commit -m four
  ) &&

  (cd gitrepo && git pull && git push) &&

  check gitrepo four master &&

  (cd gitrepo &&
  echo five > content &&
  git commit -a -m five &&
  git push && git pull
  ) &&

  (cd bzrrepo && bzr revert) &&

  echo five > expected &&
  cat bzrrepo/content > actual &&
  test_cmp expected actual
'

cat > expected <<EOF
100644 blob 54f9d6da5c91d556e6b54340b1327573073030af    content
100755 blob 68769579c3eaadbe555379b9c3538e6628bae1eb    executable
120000 blob 6b584e8ece562ebffc15d38808cd6b98fc3d97ea    link
EOF

test_expect_success 'special modes' '
  (cd bzrrepo &&
  echo exec > executable
  chmod +x executable &&
  bzr add executable
  bzr commit -m exec &&
  ln -s content link
  bzr add link
  bzr commit -m link &&
  mkdir dir &&
  bzr add dir &&
  bzr commit -m dir) &&

  (cd gitrepo &&
  git pull
  git ls-tree HEAD > ../actual) &&

  test_cmp expected actual &&

  (cd gitrepo &&
  git cat-file -p HEAD:link > ../actual) &&

  printf content > expected &&
  test_cmp expected actual
'

cat > expected <<EOF
100644 blob 54f9d6da5c91d556e6b54340b1327573073030af    content
100755 blob 68769579c3eaadbe555379b9c3538e6628bae1eb    executable
120000 blob 6b584e8ece562ebffc15d38808cd6b98fc3d97ea    link
040000 tree 35c0caa46693cef62247ac89a680f0c5ce32b37b    movedir-new
EOF

test_expect_success 'moving directory' '
  (cd bzrrepo &&
  mkdir movedir &&
  echo one > movedir/one &&
  echo two > movedir/two &&
  bzr add movedir &&
  bzr commit -m movedir &&
  bzr mv movedir movedir-new &&
  bzr commit -m movedir-new) &&

  (cd gitrepo &&
  git pull &&
  git ls-tree HEAD > ../actual) &&

  test_cmp expected actual
'

test_expect_success 'different authors' '
  (cd bzrrepo &&
  echo john >> content &&
  bzr commit -m john \
    --author "Jane Rey <jrey@example.com>" \
    --author "John Doe <jdoe@example.com>") &&

  (cd gitrepo &&
  git pull &&
  git show --format="%an <%ae>, %cn <%ce>" --quiet > ../actual) &&

  echo "Jane Rey <jrey@example.com>, A U Thor <author@example.com>" > expected &&
  test_cmp expected actual
'

test_expect_success 'fetch utf-8 filenames' '
  mkdir -p tmp && cd tmp &&
  test_when_finished "cd .. && rm -rf tmp && LC_ALL=C" &&

  LC_ALL=en_US.UTF-8
  export LC_ALL
  (
  bzr init bzrrepo &&
  cd bzrrepo &&

  echo test >> "ærø" &&
  bzr add "ærø" &&
  echo test >> "ø~?" &&
  bzr add "ø~?" &&
  bzr commit -m add-utf-8 &&
  echo test >> "ærø" &&
  bzr commit -m test-utf-8 &&
  bzr rm "ø~?" &&
  bzr mv "ærø" "ø~?" &&
  bzr commit -m bzr-mv-utf-8
  ) &&

  (
  git clone "bzr::$PWD/bzrrepo" gitrepo &&
  cd gitrepo &&
  git -c core.quotepath=false ls-files > ../actual
  ) &&
  echo "ø~?" > expected &&
  test_cmp expected actual
'

test_expect_success 'push utf-8 filenames' '
  mkdir -p tmp && cd tmp &&
  test_when_finished "cd .. && rm -rf tmp && LC_ALL=C" &&

  LC_ALL=en_US.UTF-8
  export LC_ALL

  (
  bzr init bzrrepo &&
  cd bzrrepo &&

  echo one >> content &&
  bzr add content &&
  bzr commit -m one
  ) &&

  (
  git clone "bzr::$PWD/bzrrepo" gitrepo &&
  cd gitrepo &&

  echo test >> "ærø" &&
  git add "ærø" &&
  git commit -m utf-8 &&

  git push
  ) &&

  (cd bzrrepo && bzr ls > ../actual) &&
  printf "content\nærø\n" > expected &&
  test_cmp expected actual
'

test_expect_success 'pushing a merge' '
  mkdir -p tmp && cd tmp &&
  test_when_finished "cd .. && rm -rf tmp" &&

  (
  bzr init bzrrepo &&
  cd bzrrepo &&
  echo one > content &&
  bzr add content &&
  bzr commit -m one
  ) &&

  git clone "bzr::$PWD/bzrrepo" gitrepo &&

  (
  cd bzrrepo &&
  echo two > content &&
  bzr commit -m two
  ) &&

  (
  cd gitrepo &&
  echo three > content &&
  git commit -a -m three &&
  git fetch &&
  git merge origin/master || true &&
  echo three > content &&
  git commit -a --no-edit &&
  git push
  ) &&

  echo three > expected &&
  cat bzrrepo/content > actual &&
  test_cmp expected actual
'

cat > expected <<EOF
origin/HEAD
origin/branch
origin/trunk
EOF

test_expect_success 'proper bzr repo' '
  mkdir -p tmp && cd tmp &&
  test_when_finished "cd .. && rm -rf tmp" &&

  bzr init-repo bzrrepo &&

  bzr init bzrrepo/trunk &&
  (
  cd bzrrepo/trunk &&
  echo one >> content &&
  bzr add content &&
  bzr commit -m one
  ) &&

  bzr branch bzrrepo/trunk bzrrepo/branch &&
  (
  cd bzrrepo/branch &&
  echo two >> content &&
  bzr commit -m one
  ) &&

  git clone "bzr::$PWD/bzrrepo" gitrepo &&
  (
  cd gitrepo &&
  git for-each-ref --format "%(refname:short)" refs/remotes/origin > ../actual
  ) &&

  test_cmp ../expected actual
'

test_expect_success 'strip' '
  # Do not imitate this style; always chdir inside a subshell instead
  mkdir -p tmp && cd tmp &&
  test_when_finished "cd .. && rm -rf tmp" &&

  (
  bzr init bzrrepo &&
  cd bzrrepo &&

  echo one >> content &&
  bzr add content &&
  bzr commit -m one &&

  echo two >> content &&
  bzr commit -m two
  ) &&

  git clone "bzr::$PWD/bzrrepo" gitrepo &&

  (
  cd bzrrepo &&
  bzr uncommit --force &&

  echo three >> content &&
  bzr commit -m three &&

  echo four >> content &&
  bzr commit -m four &&
  bzr log --line | sed -e "s/^[0-9]\+: //" > ../expected
  ) &&

  (cd gitrepo &&
  git fetch &&
  git log --format="%an %ad %s" --date=short origin/master > ../actual) &&

  test_cmp expected actual
'

test_done