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Environment Variables

WebdriverIO sets the following environment variables within every worker:

NODE_ENV​

Set to 'test' if it's not already set to something else.

WDIO_WORKER_ID​

An unique id that helps identify the worker process. It has format of {number}-{number} where the first number identifies the capability and the second the spec file that capability is running, e.g. 0-5 indicates a worker the first running the 6th spec file for the first capability.