ale/test/test_sml_command.vader

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Before:
call ale#test#SetDirectory('/testplugin/test')
After:
call ale#test#RestoreDirectory()
call ale#linter#Reset()
Execute(smlnj finds CM file if it exists):
call ale#test#SetFilename('test-files/smlnj/cm/foo.sml')
AssertEqual
\ ale#test#GetFilename('test-files/smlnj/cm/sources.cm'),
\ ale#handlers#sml#GetCmFile(bufnr('%'))
Execute(smlnj finds CM file by searching upwards):
call ale#test#SetFilename('test-files/smlnj/cm/path/to/bar.sml')
AssertEqual
\ ale#test#GetFilename('test-files/smlnj/cm/sources.cm'),
\ ale#handlers#sml#GetCmFile(bufnr('%'))
Execute(smlnj returns '' when no CM file found):
call ale#test#SetFilename('test-files/smlnj/file/qux.sml')
AssertEqual '', ale#handlers#sml#GetCmFile(bufnr('%'))
Execute(CM-project mode enabled when CM file found):
call ale#test#SetFilename('test-files/smlnj/cm/foo.sml')
AssertEqual 'sml', ale#handlers#sml#GetExecutableSmlnjCm(bufnr('%'))
Execute(single-file mode disabled when CM file found):
call ale#test#SetFilename('test-files/smlnj/cm/foo.sml')
AssertEqual '', ale#handlers#sml#GetExecutableSmlnjFile(bufnr('%'))
Execute(CM-project mode disabled when CM file not found):
call ale#test#SetFilename('test-files/smlnj/file/qux.sml')
AssertEqual '', ale#handlers#sml#GetExecutableSmlnjCm(bufnr('%'))
Execute(single-file mode enabled when CM file found):
call ale#test#SetFilename('test-files/smlnj/file/qux.sml')
AssertEqual 'sml', ale#handlers#sml#GetExecutableSmlnjFile(bufnr('%'))