[Checkins] [zopefoundation/Products.ZCatalog] 98e0ff: Increase the test coverage

[GitHub]

  Branch: refs/heads/fix-type-error
  Home:   https://github.com/zopefoundation/Products.ZCatalog
  Commit: 98e0ff743f62995a84b0aea186dab6c510fdd42d
      https://github.com/zopefoundation/Products.ZCatalog/commit/98e0ff743f62995a84b0aea186dab6c510fdd42d
  Author: ale-rt <alessandro.pisa at gmail.com>
  Date:   2018-04-23 (Mon, 23 Apr 2018)

  Changed paths:
    M src/Products/PluginIndexes/tests/test_unindex.py

  Log Message:
  -----------
  Increase the test coverage