grafana/scripts/grunt/options/karma.js

module.exports = function (config) {
  'use strict';

  return {
    dev: {
      configFile: 'karma.conf.js',
      singleRun: false,
    },

    debug: {
      configFile: 'karma.conf.js',
      singleRun: false,
      browsers: ['Chrome'],
      mime: {
        'text/x-typescript': ['ts', 'tsx']
      },
    },

    test: {
      configFile: 'karma.conf.js',
    }
  };
};