"no mode": {
			class:         makeClass(nil, nil),
			shouldSucceed: false,
		},
		"immediate mode": {
			class:         makeClass(&immediateMode1, nil),
			shouldSucceed: true,
		},
		"waiting mode": {
			class:         makeClass(&waitingMode, nil),
			shouldSucceed: true,
		},
		"invalid mode": {
			class:         makeClass(&invalidMode, nil),
			shouldSucceed: false,
		},
	}

  local ETCD_SCRAPE_PID # Set in kube::etcd::start_scraping, used in cleanup
  kube::etcd::start_scraping
  kube::log::status "Running integration test cases"

  # shellcheck disable=SC2034
  # KUBE_RACE and MAKEFLAGS are used in the downstream make, and we set them to
  # empty here to ensure that we aren't unintentionally consuming them from the
  # previous make invocation.

# Usage is described below with each target that respects these
PRINT_HELP ?=
WHAT ?=
TESTS ?=
BRANCH ?=

# We don't need make's built-in rules.
MAKEFLAGS += --no-builtin-rules
# Be pedantic about undefined variables.
MAKEFLAGS += --warn-undefined-variables
.SUFFIXES:

# Constants used throughout.
.EXPORT_ALL_VARIABLES:
OUT_DIR ?= _output
BIN_DIR := $(OUT_DIR)/bin

ifdef KUBE_GOFLAGS