NewHandler wraps the given http.Handler in type Handler to provide extra convenience methods.

ReceiveJSONInto adds parsing of a JSON response body to an HTTP request.

WithBody adds a request body to an HTTP request.

WithHeader adds a single HTTP header to an HTTP request.

WithHeaders adds several HTTP headers to an HTTP request.

WithJSONBody adds a JSON request body to an HTTP request.

Handler is a wrapper around http.Handler providing convenience methods for use in tests.

RequestOption controls optional behavior in func Handler.RespondTo().