Before:
  Save g:ale_c_parse_makefile

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

  let g:ale_c_parse_makefile = 1

After:
  Restore

  call ale#test#RestoreDirectory()

Execute(The CFlags parser should be able to parse include directives):
  call ale#test#SetFilename('test_c_projects/makefile_project/subdir/file.c')

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

Execute(The CFlags parser should be able to parse macro directives):
  call ale#test#SetFilename('test_c_projects/makefile_project/subdir/file.c')

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

Execute(The CFlags parser should be able to parse macro directives with spaces):
  call ale#test#SetFilename('test_c_projects/makefile_project/subdir/file.c')

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

Execute(The CFlags parser should be able to parse shell directives with spaces):
  call ale#test#SetFilename('test_c_projects/makefile_project/subdir/file.c')

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

Execute(ParseCFlags should be able to parse flags with relative paths):
  AssertEqual
  \ ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'))
  \   . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/kernel/include'))
  \   . ' -DTEST=`date +%s`',
  \ ale#c#ParseCFlags(
  \   ale#path#Simplify(g:dir. '/test_c_projects/makefile_project'),
  \   'gcc -Isubdir  '
  \     .  '-I'. ale#path#Simplify('kernel/include')
  \     .  ' -DTEST=`date +%s` -c file.c'
  \ )

Execute(ParseCFlags should be able to parse -Dgoal):
  AssertEqual
  \ '-Dgoal=9'
  \   . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'))
  \   . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/kernel/include'))
  \   . ' -DTEST=`date +%s`',
  \ ale#c#ParseCFlags(
  \   ale#path#Simplify(g:dir. '/test_c_projects/makefile_project'),
  \   'gcc -Dgoal=9 -Isubdir '
  \     . '-I'. ale#path#Simplify('kernel/include')
  \     . ' -DTEST=`date +%s` -c file.c'
  \ )

Execute(ParseCFlags should ignore -T and other arguments):
  AssertEqual
  \ '-Dgoal=9'
  \   . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'))
  \   . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/kernel/include'))
  \   . ' -DTEST=`date +%s`',
  \ ale#c#ParseCFlags(
  \   ale#path#Simplify(g:dir. '/test_c_projects/makefile_project'),
  \   'gcc -Dgoal=9 -Tlinkerfile.ld blabla -Isubdir --sysroot=subdir '
  \     .  '-I'. ale#path#Simplify('kernel/include')
  \     .  ' -DTEST=`date +%s` -c file.c'
  \ )

Execute(ParseCFlags should handle paths with spaces in double quotes):
  AssertEqual
  \ '-Dgoal=9'
  \   . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'))
  \   . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/dir with spaces'))
  \   . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/kernel/include'))
  \   . ' -DTEST=`date +%s`',
  \ ale#c#ParseCFlags(
  \   ale#path#Simplify(g:dir. '/test_c_projects/makefile_project'),
  \   'gcc -Dgoal=9 -Tlinkerfile.ld blabla -Isubdir '
  \     . '-I"dir with spaces"' . ' -I'. ale#path#Simplify('kernel/include')
  \     . ' -DTEST=`date +%s` -c file.c'
  \ )

Execute(ParseCFlags should handle paths with spaces in single quotes):
  AssertEqual
  \ '-Dgoal=9'
  \   . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'))
  \   . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/dir with spaces'))
  \   . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/kernel/include'))
  \   . ' -DTEST=`date +%s`',
  \ ale#c#ParseCFlags(
  \   ale#path#Simplify(g:dir. '/test_c_projects/makefile_project'),
  \   'gcc -Dgoal=9 -Tlinkerfile.ld blabla -Isubdir '
  \     . '-I''dir with spaces''' . ' -I'. ale#path#Simplify('kernel/include')
  \     . ' -DTEST=`date +%s` -c file.c'
  \ )

Execute(ParseCFlags should handle paths with minuses):
  AssertEqual
  \ '-Dgoal=9'
  \   . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'))
  \   . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/dir with spaces'))
  \   . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/dir-with-dash'))
  \   . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/kernel/include'))
  \   . ' -DTEST=`date +%s`',
  \ ale#c#ParseCFlags(
  \   ale#path#Simplify(g:dir. '/test_c_projects/makefile_project'),
  \   'gcc -Dgoal=9 -Tlinkerfile.ld blabla -Isubdir '
  \     . '-I''dir with spaces''' . ' -Idir-with-dash'
  \     . ' -I'. ale#path#Simplify('kernel/include')
  \     . ' -DTEST=`date +%s` -c file.c'
  \ )

Execute(ParseCFlags should handle -D with minuses):
  AssertEqual
  \ '-Dgoal=9'
  \   . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'))
  \   . ' -Dmacro-with-dash'
  \   . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/dir with spaces'))
  \   . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/dir-with-dash'))
  \   . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/kernel/include'))
  \   . ' -DTEST=`date +%s`',
  \ ale#c#ParseCFlags(
  \   ale#path#Simplify(g:dir. '/test_c_projects/makefile_project'),
  \   'gcc -Dgoal=9 -Tlinkerfile.ld blabla -Isubdir '
  \     . '-Dmacro-with-dash '
  \     . '-I''dir with spaces''' . ' -Idir-with-dash'
  \     . ' -I'. ale#path#Simplify('kernel/include')
  \     . ' -DTEST=`date +%s` -c file.c'
  \ )

Execute(ParseCFlags should handle flags at the end of the line):
  AssertEqual
  \ '-Dgoal=9'
  \   . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'))
  \   . ' -Dmacro-with-dash'
  \   . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/dir with spaces'))
  \   . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/dir-with-dash'))
  \   . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/kernel/include')),
  \ ale#c#ParseCFlags(
  \   ale#path#Simplify(g:dir. '/test_c_projects/makefile_project'),
  \   'gcc -Dgoal=9 -Tlinkerfile.ld blabla -Isubdir '
  \     . '-Dmacro-with-dash '
  \     . '-I''dir with spaces''' . ' -Idir-with-dash'
  \     . ' -I'. ale#path#Simplify('kernel/include')
  \ )

Execute(FlagsFromCompileCommands should tolerate empty values):
  AssertEqual '', ale#c#FlagsFromCompileCommands(bufnr(''), '')

Execute(ParseCompileCommandsFlags should tolerate empty values):
  AssertEqual '', ale#c#ParseCompileCommandsFlags(bufnr(''), '', {}, {})

Execute(ParseCompileCommandsFlags should parse some basic flags):
  noautocmd execute 'file! ' . fnameescape(ale#path#Simplify('/foo/bar/xmms2-mpris/src/xmms2-mpris.c'))

  AssertEqual
  \ '-I' . ale#path#Simplify('/usr/include/xmms2'),
  \ ale#c#ParseCompileCommandsFlags(bufnr(''), ale#path#Simplify('/foo/bar/xmms2-mpris'), { "xmms2-mpris.c": [
  \   {
  \     'directory': ale#path#Simplify('/foo/bar/xmms2-mpris'),
  \     'command': '/usr/bin/cc  -I' . ale#path#Simplify('/usr/include/xmms2')
  \       . '    -o CMakeFiles/xmms2-mpris.dir/src/xmms2-mpris.c.o'
  \       . '   -c ' . ale#path#Simplify('/foo/bar/xmms2-mpris/src/xmms2-mpris.c'),
  \     'file': ale#path#Simplify('/foo/bar/xmms2-mpris/src/xmms2-mpris.c'),
  \   },
  \ ] }, {})

Execute(ParseCompileCommandsFlags should fall back to files in the same directory):
  noautocmd execute 'file! ' . fnameescape(ale#path#Simplify('/foo/bar/xmms2-mpris/src/xmms2-mpris.c'))

  AssertEqual
  \ '-I' . ale#path#Simplify('/usr/include/xmms2'),
  \ ale#c#ParseCompileCommandsFlags(bufnr(''), ale#path#Simplify('/foo/bar/xmms2-mpris'), {}, { "src": [
  \   {
  \     'directory': ale#path#Simplify('/foo/bar/xmms2-mpris'),
  \     'command': '/usr/bin/cc  -I' . ale#path#Simplify('/usr/include/xmms2')
  \       . '    -o CMakeFiles/xmms2-mpris.dir/src/xmms2-mpris.c.o'
  \       . '   -c ' . ale#path#Simplify('/foo/bar/xmms2-mpris/src/xmms2-mpris.c'),
  \     'file': ale#path#Simplify((has('win32') ? 'C:' : '') . '/foo/bar/xmms2-mpris/src/xmms2-other.c'),
  \   },
  \ ] })

Execute(ParseCFlags should not merge flags):
  AssertEqual
  \ '-Dgoal=9'
  \   . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'))
  \   . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/dir with spaces'))
  \   . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/dir-with-dash'))
  \   . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/kernel/include')),
  \ ale#c#ParseCFlags(
  \   ale#path#Simplify(g:dir. '/test_c_projects/makefile_project'),
  \   'gcc -Dgoal=9 -Tlinkerfile.ld blabla -Isubdir '
  \     . 'subdir/somedep1.o ' . 'subdir/somedep2.o '
  \     . '-I''dir with spaces''' . ' -Idir-with-dash '
  \     . 'subdir/somedep3.o ' . 'subdir/somedep4.o '
  \     . ' -I'. ale#path#Simplify('kernel/include') . ' '
  \     . 'subdir/somedep5.o ' . 'subdir/somedep6.o '
  \ )