i181: Add function to ConversationItem to print truncated list of names

adventures-in / chat_app

A group effort to build a chat app and learn as we go.

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Closed nickmeinhold closed 4 years ago

nickmeinhold commented 4 years ago

Fixes #181

added a function to ConversationItem to generate a truncated string of the combined display names
added a test for the new function
changed the conversations_page to use the new function
updated the conversations_page tests
renamed conversations_page_test to conversations_view_model_test