package catalogue

import (
	"os"
	"regexp"
	"testing"
)

// novox/hq issue 223: genesis raises the controller as a container built from this repository's own
// Dockerfile, with no build arguments — the manifest no longer builds an image, so nothing passes a
// base in. The Dockerfile's own default must therefore be a Go that builds this module, pinned by
// digest, and the replacement the manifest's process names must be the container genesis raises.
func TestGenesisCanBuildTheControllersImageAsItStands(t *testing.T) {
	raw, err := os.ReadFile("../../Dockerfile")
	if err != nil {
		t.Fatal(err)
	}
	if !regexp.MustCompile(`(?m)^ARG GO_BASE=golang@sha256:[0-9a-f]{64}$`).Match(raw) {
		t.Fatal("the Dockerfile's default Go base is not pinned by digest; genesis builds it with no arguments")
	}
	makefile, err := os.ReadFile("../../Makefile")
	if err != nil {
		t.Fatal(err)
	}
	pin := regexp.MustCompile(`golang@sha256:[0-9a-f]{64}`)
	if string(pin.Find(raw)) != string(pin.Find(makefile)) {
		t.Errorf("the Dockerfile and the Makefile build on different Go: %s, %s", pin.Find(raw), pin.Find(makefile))
	}
}