Install of ember-cli-mocha into a fresh ember codebase errors out

[cowboyd]

❯❯❯❯ ember new quickstart
installing app
  create .editorconfig
  create .ember-cli
  create .eslintignore
  create .eslintrc.js
  create .travis.yml
  create .watchmanconfig
  create README.md
  create app/app.js
  create app/components/.gitkeep
  create app/controllers/.gitkeep
  create app/helpers/.gitkeep
  create app/index.html
  create app/models/.gitkeep
  create app/resolver.js
  create app/router.js
  create app/routes/.gitkeep
  create app/styles/app.css
  create app/templates/application.hbs
  create app/templates/components/.gitkeep
  create config/environment.js
  create config/targets.js
  create ember-cli-build.js
  create .gitignore
  create package.json
  create public/robots.txt
  create testem.js
  create tests/helpers/.gitkeep
  create tests/index.html
  create tests/integration/.gitkeep
  create tests/test-helper.js
  create tests/unit/.gitkeep
  create vendor/.gitkeep
WARNING: Ember CLI is using the global npm, but your npm version has not yet been verified to work with the current Ember CLI release.
npm: Installed dependencies
Successfully initialized git.
❯❯❯❯ cd quickstart
❯❯❯❯ ember install ember-cli-mocha
WARNING: Ember CLI is using the global npm, but your npm version has not yet been verified to work with the current Ember CLI release.
npm: Installed ember-cli-mocha
installing ember-cli-mocha
? Overwrite tests/test-helper.js? Yes, overwrite
  create tests/helpers/destroy-app.js
  create tests/helpers/resolver.js
  create tests/helpers/start-app.js
  overwrite tests/test-helper.js
  install package ember-cli-chai
WARNING: Ember CLI is using the global npm, but your npm version has not yet been verified to work with the current Ember CLI release.
npm: Installed ember-cli-chai@^0.4.0
  uninstall package ember-cli-qunit
WARNING: Ember CLI is using the global npm, but your npm version has not yet been verified to work with the current Ember CLI release.
npm: Uninstalled ember-cli-qunit
Installed addon package.
❯❯❯❯ ember g acceptance-test application
installing acceptance-test
  create tests/acceptance/application-test.js
❯❯❯❯ ember t
Could not start watchman
Visit https://ember-cli.com/user-guide/#watchman for more info.

/Users/cowboyd/Code/quickstart/tests/acceptance/application-test.js
  18:5   error  'visit' is not defined       no-undef
  20:12  error  'andThen' is not defined     no-undef
  21:14  error  'currentURL' is not defined  no-undef

✖ 3 problems (3 errors, 0 warnings)

cleaning up...
Built project successfully. Stored in "/Users/cowboyd/Code/quickstart/tmp/class-tests_dist-dRq0BRvQ.tmp".
not ok 1 Chrome 69.0 - [undefined ms] - Global error: Uncaught ReferenceError: QUnit is not defined at http://localhost:7357/assets/test-support.js, line 23121
    ---
        Log: |
            { type: 'error',
              testContext: {},
              text:
               'Uncaught ReferenceError: QUnit is not defined at http://localhost:7357/assets/test-support.js, line 23121\n' }
    ...
not ok 2 Chrome 69.0 - [undefined ms] - Global error: Uncaught Error: Could not find module `ember-mocha` imported from `quickstart/tests/test-helper` at http://localhost:7357/assets/vendor.js, line 252
    ---
        Log: |
            { type: 'error',
              testContext: { state: 'complete' },
              text:
               'Uncaught Error: Could not find module `ember-mocha` imported from `quickstart/tests/test-helper` at http://localhost:7357/assets/vendor.js, line 252\n' }
    ...
not ok 3 Chrome 69.0 - [undefined ms] - Global error: Uncaught Error: Assertion Failed: The tests file was not loaded. Make sure your tests index.html includes "assets/tests.js". at http://localhost:7357/assets/vendor.js, line 12510
    ---
        Log: |
            { type: 'error',
              testContext: { state: 'complete' },
              text:
               'Uncaught Error: Assertion Failed: The tests file was not loaded. Make sure your tests index.html includes "assets/tests.js". at http://localhost:7357/assets/vendor.js, line 12510\n' }
    ...
not ok 4 Chrome 69.0 - [undefined ms] - Global error: Uncaught Error: Could not find module `ember-cli/test-loader` imported from `(require)` at http://localhost:7357/assets/vendor.js, line 4168
    ---
        Log: |
            { type: 'error',
              testContext: { state: 'complete' },
              text:
               'Uncaught Error: Could not find module `ember-cli/test-loader` imported from `(require)` at http://localhost:7357/assets/vendor.js, line 4168\n' }
    ...