package main

// The CLI-side gates for `carlos releases retention` (issue #136): these
// fail before any network call, so they run against the real binary rather
// than a fake console.

import (
	"os/exec"
	"strings"
	"testing"
)

// runRetentionCLI shells the built binary with the given args from a
// scratch dir with the masked test env (the 40-accounts rule). Deviation
// from the brief: there is no `carlosBin(t)` helper in this package: the
// existing per-test build helper is `buildCarlos(t)` (auth_e2e_test.go),
// which restart_test.go's own CLI-gate test already uses — followed
// verbatim here rather than inventing a second name for the same thing.
func runRetentionCLI(t *testing.T, args ...string) (string, error) {
	t.Helper()
	bin := buildCarlos(t)
	cmd := exec.Command(bin, args...)
	cmd.Env = carlosTestEnv(t)
	cmd.Dir = t.TempDir()
	out, err := cmd.CombinedOutput()
	return string(out), err
}

func TestReleasesRetentionRefusesBelowFloorClientSide(t *testing.T) {
	out, err := runRetentionCLI(t, "releases", "retention", "-app", "kass", "-keep", "5")
	if err == nil {
		t.Fatalf("keep 5 exited 0: %s", out)
	}
	if !strings.Contains(out, "20") {
		t.Fatalf("floor refusal must name the floor, got: %s", out)
	}
}

func TestReleasesRetentionRefusesOffPlusKeep(t *testing.T) {
	out, err := runRetentionCLI(t, "releases", "retention", "-app", "kass", "-keep", "50", "-off")
	if err == nil {
		t.Fatalf("--off with --keep exited 0: %s", out)
	}
	if !strings.Contains(out, "-off") {
		t.Fatalf("refusal should name the conflict, got: %s", out)
	}
}

func TestReleasesRetentionNeedsApp(t *testing.T) {
	// -app resolves since the project-defaults spec (2026-08-13): with
	// nothing configured the refusal names the missing SESSION, the real
	// blocker — not a usage line for a flag that is no longer required.
	out, err := runRetentionCLI(t, "releases", "retention")
	if err == nil {
		t.Fatalf("no --app exited 0: %s", out)
	}
	if !strings.Contains(out, "no deployment target configured") {
		t.Fatalf("want the no-target refusal, got: %s", out)
	}
}