message: ci: enable parallelism for material-unit tests job
  PR Close
diff: @@ -560,6 +560,16 @@ jobs:
  resource_class: xlarge
  docker:
  - image: *browsers_docker_image
  + # The Material unit tests support splitting the browsers across multiple CircleCI
  + # instances. Since by default this job launches two browsers, we run each browser
  + # in its own container instance.
  + # https://github.com/angular/material2/blob/7baeaa797b19da2d2998f0d26f6fede3c8a13714/test/karma.conf.js#L107-L110
  + parallelism: 2
  + environment:
  + # The Material unit tests also support launching the same browser multiple times by
  + # sharding individual specs across the defined multiple instances.
  + # See: https://github.com/angular/material2/blob/7baeaa797b19da2d2998f0d26f6fede3c8a13714/test/karma.conf.js#L113-L116
  + KARMA_PARALLEL_BROWSERS: 3
  steps:
  - *attach_workspace
  - *init_environment
  