Before:
  runtime ale_linters/powershell/powershell.vim

After:
  call ale#linter#Reset()

Execute(The powershell handler should process syntax errors from parsing a powershell script):
  AssertEqual
  \ [
  \   {
  \     'lnum': 8,
  \     'col': 29,
  \     'type': 'E',
  \     'text': 'Missing closing ''}'' in statement block or type definition.',
  \     'code': 'ParseException',
  \   },
  \ ],
  \ ale_linters#powershell#powershell#Handle(bufnr(''), [
  \ "At line:8 char:29",
  \ "+ Invoke-Command -ScriptBlock {",
  \ "+                             ~",
  \ "Missing closing '}' in statement block or type definition.",
  \ "At /home/harrisj/tester.ps1:5 char:5",
  \ "+     [void]$ExecutionContext.InvokeCommand.NewScriptBlock($Contents);",
  \ "+     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~",
  \ "+ CategoryInfo          : NotSpecified: (:) [], ParseException",
  \ "+ FullyQualifiedErrorId : ParseException"
  \ ])

Execute(The powershell handler should process multiple syntax errors from parsing a powershell script):
  AssertEqual
  \ [
  \   {
  \     'lnum': 11,
  \     'col': 31,
  \     'type': 'E',
  \     'text': 'The string is missing the terminator: ".',
  \     'code': 'ParseException'
  \   },
  \   {
  \     'lnum': 3,
  \     'col': 16,
  \     'type': 'E',
  \     'text': 'Missing closing ''}'' in statement block or type definition.',
  \     'code': 'ParseException'
  \   },
  \ ],
  \ ale_linters#powershell#powershell#Handle(bufnr(''), [
  \ 'At line:11 char:31',
  \ '+         write-verbose ''deleted''',
  \ '+                               ~',
  \ 'The string is missing the terminator: ".',
  \ 'At line:3 char:16',
  \ '+ invoke-command {',
  \ '+                ~',
  \ 'Missing closing ''}'' in statement block or type definition.',
  \ 'At /var/folders/qv/15ybvt050v9cgwrm7c95x4r4zc4qsg/T/vwhzIc8/1/script.ps1:1 char:150',
  \ '+ ... ontents);   [void]$ExecutionContext.InvokeCommand.NewScriptBlock($Con ...',
  \ '+                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~',
  \ '+ CategoryInfo          : NotSpecified: (:) [], ParseException',
  \ '+ FullyQualifiedErrorId : ParseException'
  \ ])
Execute(The powershell handler should process unexecpected token that contains a newline character):
  AssertEqual
  \ [
  \    {
  \      'lnum': 2,
  \      'col': 8,
  \      'type': 'E',
  \      'text': 'The string is missing the terminator: ".',
  \      'code': 'ParseException'
  \    },
  \    {
  \      'lnum': 2,
  \      'col': 8,
  \      'type': 'E',
  \      'text': 'Unexpected token ''"',
  \      'code': 'ParseException'
  \    },
  \    {
  \      'lnum': 1,
  \      'col': 1,
  \      'type': 'E',
  \      'text': 'Missing closing ''}'' in statement block or type definition.',
  \      'code': 'ParseException'
  \    }
  \ ],
  \ ale_linters#powershell#powershell#Handle(bufnr(''), [
  \ 'At line:2 char:8',
  \ '+     "" "',
  \ '+        ~',
  \ 'The string is missing the terminator: ".',
  \ 'At line:2 char:8',
  \ '+     "" "',
  \ '+        ~',
  \ 'Unexpected token ''"',
  \ '',
  \ '    }'' in expression or statement.',
  \ '',
  \ 'At line:1 char:1',
  \ '+ {',
  \ '+ ~',
  \ 'Missing closing ''}'' in statement block or type definition.',
  \ 'At C:\Users\jpharris\AppData\Local\Temp\VIAA777.tmp\script.ps1:1 char:150',
  \ '+ ... ontents);   [void]$ExecutionContext.InvokeCommand.NewScriptBlock($Con ...',
  \ '+                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~',
  \ '    + CategoryInfo          : NotSpecified: (:) [], ParseException',
  \ '    + FullyQualifiedErrorId : ParseException'
  \ ])