Before:
  runtime ale_linters/crystal/ameba.vim

After:
  unlet! g:lines
  call ale#linter#Reset()

Execute(The ameba handler should parse lines correctly):
  AssertEqual
  \ [
  \   {
  \     'lnum': 24,
  \     'col': 28,
  \     'end_col': 29,
  \     'text': 'Trailing whitespace detected',
  \     'code': 'Layout/TrailingWhitespace',
  \     'type': 'W',
  \   },
  \ ],
  \ ale_linters#crystal#ameba#HandleAmebaOutput(123, [
  \ '{"sources":[{"path":"my_file_with_issues.cr","issues":[{"rule_name":"Layout/TrailingWhitespace","message":"Trailing whitespace detected","location":{"line":24,"column":28},"end_location":{"line":null,"column":null}}]},{"path":"my_file_without_issues.cr","issues":[]}],"metadata":{"ameba_version":"0.8.1","crystal_version":"0.26.1"},"summary":{"target_sources_count":2,"issues_count":1}}'
  \ ])

Execute(The ameba handler should handle when files are checked and no offenses are found):
  AssertEqual
  \ [],
  \ ale_linters#crystal#ameba#HandleAmebaOutput(123, [
  \ '{"sources":[{"path":"my_file_with_issues.cr",issues":[]},{"path":"my_file_without_issues.cr",issues":[]}],"metadata":{ameba_version":"0.8.1",crystal_version":"0.26.1"},"summary":{target_sources_count":2,issues_count":0}}'
  \ ])

Execute(The ameba handler should handle when no files are checked):
  AssertEqual
  \ [],
  \ ale_linters#crystal#ameba#HandleAmebaOutput(123, [
  \ '{"sources":[],"metadata":{ameba_version":"0.8.1",crystal_version":"0.26.1"},"summary":{target_sources_count":0,issues_count":0}}'
  \ ])

Execute(The ameba handler should handle blank output without any errors):
  AssertEqual
  \ [],
  \ ale_linters#crystal#ameba#HandleAmebaOutput(123, ['{}'])
  AssertEqual
  \ [],
  \ ale_linters#crystal#ameba#HandleAmebaOutput(123, [])