EntityResourceTest failing - The URI 'http://:/' is malformed

Problem/Motivation

As has been discovered during testing of the last couple of patches, the EntityResourceTests are failing with the message that "The URI 'http://:/' is malformed".

Proposed resolution

Fix the test

Remaining tasks

N/A

User interface changes

N/A

API changes

N/A

Data model changes

N/A

Release notes snippet

EntityResourceTest fails with malformed URI error.