package builder

import (
	"os"
	"path/filepath"
	"strings"
	"testing"
)

// Issue 1391, AC5: what a check says names the validator as mesh-sdk's at the controller's pin, with the version from the
// judge's own go.mod.
func TestTheValidatorIsNamedAsMeshSDKsAtTheControllersPin(t *testing.T) {
	dir := t.TempDir()
	mod := "module example.test/c\n\ngo 1.25\n\nrequire (\n\tgit.novox.be/novox/mesh-sdk/go v0.1.14-0.20261020085642-ab0c16ddad26\n)\n"
	if err := os.WriteFile(filepath.Join(dir, "go.mod"), []byte(mod), 0o644); err != nil {
		t.Fatal(err)
	}
	if got, want := validatorAt(dir), "mesh-sdk's validator at v0.1.14-0.20261020085642-ab0c16ddad26"; got != want {
		t.Fatalf("the check says %q, not %q", got, want)
	}
	if got, want := pinNote(dir), " (v0.1.14-0.20261020085642-ab0c16ddad26)"; got != want {
		t.Fatalf("the pin note is %q, not %q", got, want)
	}
	if got := validatorAt(t.TempDir()); got != "mesh-sdk's validator at the controller's pin" {
		t.Fatalf("a controller with no go.mod is said as %q", got)
	}

	// A placeholder or a replaced pin is no version: it is said as a local mesh-sdk.
	for name, mod := range map[string]string{
		"placeholder": "module example.test/c\n\nrequire git.novox.be/novox/mesh-sdk/go v0.0.0\n",
		"replaced": "module example.test/c\n\nrequire git.novox.be/novox/mesh-sdk/go v0.1.14\n\n" +
			"replace git.novox.be/novox/mesh-sdk/go => ../mesh-sdk/go\n",
	} {
		d := t.TempDir()
		if err := os.WriteFile(filepath.Join(d, "go.mod"), []byte(mod), 0o644); err != nil {
			t.Fatal(err)
		}
		if got := validatorAt(d); !strings.Contains(got, "a local mesh-sdk") || !strings.Contains(got, "replaced") {
			t.Fatalf("%s: the check says %q, which does not say the mesh-sdk is local", name, got)
		}
		if got := pinNote(d); !strings.HasPrefix(got, " (a local mesh-sdk, v") {
			t.Fatalf("%s: the pin note is %q", name, got)
		}
	}
}