[Tests] Add missing tests for NWPath.#4765

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mandel-macaque merged 2 commits intodotnet:xcode10from

mandel-macaque:nwpath-tests

Sep 12, 2018

Commits on Sep 6, 2018

[Tests] Add missing tests for NWPath.
mandel-macaque
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Commits on Sep 11, 2018

Fixed the following from the test fixture:
mandel-macaque
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