spawn $env(VIM) -N --noplugin -u ../vimrc
set timeout 3
expect {
  timeout {exit 1}
  "VIM - Vi IMproved"
}
send ":LustyFilesystemExplorer\r"
expect ">>"
send "'"
# Should not have caused a backtrace and "Press ENTER ..." message
expect {
  "Press ENTER"  {exit 1}
  timeout {exit 1}
  "foo'"  # Success
}

# ESC
send \033

send ":LustyFilesystemExplorer\r"
expect ">>"
send "foo'\r"
# Should not have caused a backtrace and "Press ENTER ..." message
expect {
  "Error detected"  {exit 1}
  "E116"  {exit 1}
  "E15"  {exit 1}
  "E32"  {exit 1}
  "Press ENTER"  {exit 1}
  timeout {exit 1}
  "opened!"  # Success -- contents of file
}

send ":LustyBufferExplorer\r"
expect ">>"
send "'\r"
# Should not have caused a backtrace and "Press ENTER ..." message
expect {
  "Error detected"  {exit 1}
  "E116"  {exit 1}
  "E15"  {exit 1}
  "E32"  {exit 1}
  "Press ENTER"  {exit 1}
  timeout {exit 1}
  "'"  # Success
}

send \033
send ":q\r"
expect {
  timeout {exit 1}
  eof
}
exit 0