You can run the test suite using these commands:
# via rake
rake spec
# standalone
rspec
The test suite uses Rspec
Request testing is supported by Rack-Test, which facilitates web requests.
header 'Accept-Charset', 'utf-8'
get '/'
assert last_response.ok?
assert_equal last_response.body, 'All responses are OK'
Fixtures are supported by Factory Bot