Configurations to run Drupal Commerce tests in PHPStorm. add to $PROJECT/.idea/runConfigurations. The compound "Commerce Test Runner" will launch PhanomJS, PHP's built in and then run Drupal Commerce's PHPUnit tests.

Built_In.xml

<component name="ProjectRunConfigurationManager">
  <configuration default="false" name="Built-in" type="PhpBuiltInWebServerConfigurationType" factoryName="PHP Built-in Web Server" singleton="true" document_root="$PROJECT_DIR$/www" port="8080">
    <method />
  </configuration>
</component>

Commerce_PHPUnit.xml

<component name="ProjectRunConfigurationManager">
  <configuration default="false" name="Commerce PHPUnit" type="PHPUnitRunConfigurationType" factoryName="PHPUnit">
    <TestRunner configuration_file="$PROJECT_DIR$/www/core/phpunit.xml" directory="$PROJECT_DIR$/www/modules/commerce" use_alternative_configuration_file="true" />
    <method />
  </configuration>
</component>

Commerce_Test_Runner.xml

<component name="ProjectRunConfigurationManager">
  <configuration default="false" name="Commerce Test Runner" type="CompoundRunConfigurationType" factoryName="Compound Run Configuration">
    <toRun type="BashConfigurationType" name="PhantomJS" />
    <toRun type="PhpBuiltInWebServerConfigurationType" name="Built-in" />
    <toRun type="PHPUnitRunConfigurationType" name="Commerce PHPUnit" />
    <method />
  </configuration>
</component>

PhantomJS.xml

<component name="ProjectRunConfigurationManager">
  <configuration default="false" name="PhantomJS" type="BashConfigurationType" factoryName="Bash" singleton="true">
    <option name="INTERPRETER_OPTIONS" value="" />
    <option name="INTERPRETER_PATH" value="/bin/bash" />
    <option name="WORKING_DIRECTORY" value="$PROJECT_DIR$/www" />
    <option name="PARENT_ENVS" value="true" />
    <option name="SCRIPT_NAME" value="$PROJECT_DIR$/www/run-phantomjs.sh" />
    <option name="PARAMETERS" value="" />
    <module name="" />
    <envs />
    <method />
  </configuration>
</component>

phpunit.xml

<!-- Snippet of environment settings. -->
  <php>
    <!-- Set error reporting to E_ALL. -->
    <ini name="error_reporting" value="32767"/>
    <!-- Do not limit the amount of memory tests take to run. -->
    <ini name="memory_limit" value="-1"/>
    <!-- Example SIMPLETEST_BASE_URL value: http://localhost -->
    <env name="SIMPLETEST_BASE_URL" value="http://localhost:8080"/>
    <!-- Example SIMPLETEST_DB value: mysql://username:password@localhost/databasename#table_prefix -->
    <env name="SIMPLETEST_DB" value="sqlite://localhost/sites/default/files/.ht.sqlite"/>
    <!-- Example BROWSERTEST_OUTPUT_DIRECTORY value: /path/to/webroot/sites/simpletest/browser_output -->
    <!--<env name="BROWSERTEST_OUTPUT_DIRECTORY" value="/var/platform/www/sites/simpletest/browser_output"/>-->
    <env name="BROWSERTEST_OUTPUT_DIRECTORY" value="/Users/mglaman/Drupal/sites/commerce2x/www/sites/simpletest/browser_output"/>
    <ini name="display_errors" value="On" />
    <ini name="display_startup_errors" value="On" />
  </php>

run-phantomjs.sh

#!/usr/bin/env bash
phantomjs --ssl-protocol=any --ignore-ssl-errors=true ./vendor/jcalderonzumba/gastonjs/src/Client/main.js 8510 1024 768

I was wondering how can we make simpletest runner in PHPStorm? I'd love to hear about it from you.