Before:
  Save g:ale_c_parse_makefile
  Save g:ale_c_gcc_options
  Save g:ale_c_clang_options
  Save g:ale_cpp_gcc_options
  Save g:ale_cpp_clang_options

  call ale#test#SetDirectory('/testplugin/test')

  let g:ale_c_parse_makefile=1
  let g:ale_c_gcc_options = ''
  let g:ale_c_clang_options = ''
  let g:ale_cpp_gcc_options = ''
  let g:ale_cpp_clang_options = ''

After:
  Restore

  call ale#test#RestoreDirectory()
  call ale#linter#Reset()

" Run this only once for this series of tests. The cleanup Execute step
" will run at the bottom of this file.
"
" We need to move .git/HEAD away so we don't match it, as we need to test
" functions which look for .git/HEAD.
Execute(Move .git/HEAD to a temp dir):
  let g:temp_head_filename = tempname()
  let g:head_filename = findfile('.git/HEAD', ';')

  if !empty(g:head_filename)
    call writefile(readfile(g:head_filename, 'b'), g:temp_head_filename, 'b')
    call delete(g:head_filename)
  endif

Execute(The CFlags parser should be able to parse include directives):
  runtime! ale_linters/c/gcc.vim

  call ale#test#SetFilename('test_c_projects/makefile_project/subdir/file.c')

  AssertEqual
  \   ['-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir')]
  \ , ale#c#ParseCFlags(bufnr(''), 'gcc -Isubdir -c file.c')

Execute(The CFlags parser should be able to parse macro directives):
  runtime! ale_linters/c/gcc.vim

  call ale#test#SetFilename('test_c_projects/makefile_project/subdir/file.c')

  AssertEqual
  \   ['-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'),
  \    '-DTEST=1']
  \ , ale#c#ParseCFlags(bufnr(''), 'gcc -Isubdir -DTEST=1 -c file.c')

Execute(The CFlags parser should be able to parse macro directives with spaces):
  runtime! ale_linters/c/gcc.vim

  call ale#test#SetFilename('test_c_projects/makefile_project/subdir/file.c')

  AssertEqual
  \   ['-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'),
  \    '-DTEST=$(( 2 * 4 ))']
  \ , ale#c#ParseCFlags(bufnr(''), 'gcc -Isubdir -DTEST=$(( 2 * 4 )) -c file.c')

Execute(The CFlags parser should be able to parse shell directives with spaces):
  runtime! ale_linters/c/gcc.vim

  call ale#test#SetFilename('test_c_projects/makefile_project/subdir/file.c')

  AssertEqual
  \   ['-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'),
  \    '-DTEST=`date +%s`']
  \ , ale#c#ParseCFlags(bufnr(''), 'gcc -Isubdir -DTEST=`date +%s` -c file.c')

Execute(Move .git/HEAD back):
  if !empty(g:head_filename)
    call writefile(readfile(g:temp_head_filename, 'b'), g:head_filename, 'b')
    call delete(g:temp_head_filename)
  endif

  unlet! g:temp_head_filename
  unlet! g:head_filename