package config

import "testing"

func TestProductionRequiresCoreDependencies(t *testing.T) {
	t.Setenv("APP_ENV", "production")
	t.Setenv("DATABASE_URL", "")
	t.Setenv("REDIS_CRITICAL_URL", "")
	t.Setenv("GATEWAY_BOOTSTRAP_API_KEY", "short")
	t.Setenv("UPSTREAM_API_KEY", "")

	cfg, err := Load()
	if err != nil {
		t.Fatalf("unexpected structural configuration error: %v", err)
	}
	if err := cfg.ValidateRuntime(); err == nil {
		t.Fatal("expected production validation error")
	}
}

func TestLocalDefaultsAreValid(t *testing.T) {
	t.Setenv("APP_ENV", "local")
	t.Setenv("UPSTREAM_BASE_URL", "https://example.com")
	if _, err := Load(); err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
}

func TestProductionCanDisableBootstrapCompatibility(t *testing.T) {
	t.Setenv("APP_ENV", "production")
	t.Setenv("DATABASE_URL", "postgres://gateway:secret@db.example/gateway?sslmode=require")
	t.Setenv("REDIS_CRITICAL_URL", "rediss://redis.example/0")
	t.Setenv("GATEWAY_BOOTSTRAP_API_KEY", "")
	t.Setenv("GATEWAY_BOOTSTRAP_API_KEY_ENABLED", "false")
	t.Setenv("UPSTREAM_FALLBACK_ENABLED", "false")
	t.Setenv("CREDENTIAL_MASTER_KEY", "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=")
	t.Setenv("UPSTREAM_BASE_URL", "https://example.com")
	cfg, err := Load()
	if err != nil {
		t.Fatal(err)
	}
	if err := cfg.ValidateRuntime(); err != nil {
		t.Fatalf("disabled bootstrap compatibility should not require a key: %v", err)
	}
}