Before:
  Save g:ale_cpp_cpplint_executable
  Save g:ale_cpp_cpplint_options

  unlet! g:ale_cpp_cpplint_executable
  unlet! b:ale_cpp_cpplint_executable
  unlet! g:ale_cpp_cpplint_options
  unlet! b:ale_cpp_cpplint_options

  runtime ale_linters/cpp/cpplint.vim

After:
  Restore
  unlet! b:command_tail
  unlet! b:ale_cpp_cpplint_executable
  unlet! b:ale_cpp_cpplint_options
  call ale#linter#Reset()

Execute(The executable should be configurable):
  AssertEqual 'cpplint', ale_linters#cpp#cpplint#GetExecutable(bufnr(''))

  let b:ale_cpp_cpplint_executable = 'foobar'

  AssertEqual 'foobar', ale_linters#cpp#cpplint#GetExecutable(bufnr(''))

Execute(The executable should be used in the command):
  AssertEqual
  \ ale#Escape('cpplint') . ' %s',
  \ ale_linters#cpp#cpplint#GetCommand(bufnr(''))

  let b:ale_cpp_cpplint_executable = 'foobar'

  AssertEqual
  \ ale#Escape('foobar') . ' %s',
  \ ale_linters#cpp#cpplint#GetCommand(bufnr(''))
  \
Execute(The options should be configurable):
  let b:ale_cpp_cpplint_options = '--something'

  AssertEqual
  \ ale#Escape('cpplint') . ' --something %s',
  \ ale_linters#cpp#cpplint#GetCommand(bufnr(''))