AssembleHeadlessEndpoints interpolates user variables like SAUCE_USERNAME and SAUCE_ACCESS_KEY to create a valid URI.

AssembleVDCEndpoints interpolates user variables like SAUCE_USERNAME and SAUCE_ACCESS_KEY to create a valid URI.

NewHeadlessTest constructs a SauceService object that contains the specificed Datacenter and endpoints.

NewPublicTest assembles a collection of default endpoints that should all be reachable to assert connectivity to the public internet.

NewRDCTest takes a Data Center and assembles a collection of endpoints and geographic + service definitions.

NewTCPTest builds a new TCPTest object.

NewVDCTest constructs a SauceService object that contains the specificed Datacenter and endpoints.

Check is the target of endpoints that should be reachable.

SauceService is a combination of the Cloud, Geographic location of the DC, and endpoint collection.