null: [object TextBlock] (null)
  done: complete
empty: [object TextBlock] (null)
  done: complete
space: [object TextBlock] (null)
  line: success, 0, null, null, valid;
  done: complete
lf: [object TextBlock] (null)
  line: success, 0, null, null, valid;
  done: complete
cr: [object TextBlock] (null)
  line: success, 0, null, null, valid;
  done: complete
crlf: [object TextBlock] (null)
  line: success, 0, null, null, valid;
  done: complete
tab: [object TextBlock] (null)
  line: success, 0, null, null, valid;
  done: complete
spaces: [object TextBlock] (null)
  line: success, 0, null, null, valid;
  done: complete
whitespace2: [object TextBlock] (null)
  line: success, 0, null, null, valid;
  line: success, 2, [object TextLine], null, valid;
  done: complete
whitespace3: [object TextBlock] (null)
  line: success, 0, null, null, valid;
  line: success, 2, [object TextLine], null, valid;
  line: success, 3, [object TextLine], null, valid;
  done: complete
whitespace4: [object TextBlock] (null)
  line: success, 0, null, null, valid;
  line: success, 2, [object TextLine], null, valid;
  line: success, 4, [object TextLine], null, valid;
  done: complete
whitespace4: [object TextBlock] (null)
  line: success, 0, null, null, valid;
  line: success, 2, [object TextLine], null, valid;
  line: success, 5, [object TextLine], null, valid;
  done: complete
text1: [object TextBlock] (null)
  line: success, 0, null, null, valid;
  done: complete
text2: [object TextBlock] (null)
  line: success, 0, null, null, valid;
  line: success, 3, [object TextLine], null, valid;
  done: complete
text3: [object TextBlock] (null)
  line: success, 0, null, null, valid;
  line: success, 4, [object TextLine], null, valid;
  done: complete
text4: [object TextBlock] (null)
  line: success, 0, null, null, valid;
  line: success, 3, [object TextLine], null, valid;
  done: complete
text5: [object TextBlock] (null)
  line: success, 0, null, null, valid;
  line: success, 4, [object TextLine], null, valid;
  done: complete
text6: [object TextBlock] (null)
  line: success, 0, null, null, valid;
  line: success, 4, [object TextLine], null, valid;
  line: success, 6, [object TextLine], null, valid;
  done: complete
text7: [object TextBlock] (null)
  line: success, 0, null, null, valid;
  line: success, 4, [object TextLine], null, valid;
  done: complete
text8: [object TextBlock] (null)
  line: success, 0, null, null, valid;
  done: complete
text9: [object TextBlock] (null)
  line: success, 0, null, null, valid;
  line: success, 1, [object TextLine], null, valid;
  done: complete
