wptrunner: A web-platform-tests harness

wptrunner is a harness for running the W3C web-platform-tests testsuite.

• Test Metadata
  • Directory Layout
  • Metadata Format
  • Web-Platform-Tests Metadata
  • Generating Expectation Files
  • Why a Custom Format?
  • Introduction
• commands.json
• wptrunner Design
  • Architecture
• wptrunner Internals