package rules

import "testing"

func hasRule(fs []Finding, id string) bool {
	for _, f := range fs {
		if f.RuleID == id {
			return true
		}
	}
	return false
}

func TestMainDirty_flagsLauncherInMain(t *testing.T) {
	src := `package main

import (
	"code.nochebuena.dev/einherjar/core/launcher"
	"code.nochebuena.dev/einherjar/core/logz"
)

func main() {
	logger := logz.New(logz.Config{})
	lc := launcher.New(logger)
	_ = lc.Run()
}`
	if !hasRule(Run(src), "main.dirty") {
		t.Fatal("expected main.dirty when the launcher is constructed in main")
	}
}

func TestCleanMain_isNotFlagged(t *testing.T) {
	src := `package main

import (
	"os"

	_ "github.com/joho/godotenv/autoload"

	"myapp/internal/wire"
)

func main() {
	if err := wire.Run(); err != nil {
		os.Exit(1)
	}
}`
	fs := Run(src)
	if hasRule(fs, "main.dirty") {
		t.Fatal("clean main must not trip main.dirty")
	}
	if hasRule(fs, "main.no-godotenv-autoload") {
		t.Fatal("clean main has autoload; must not trip main.no-godotenv-autoload")
	}
}

func TestMainNoGodotenv_flagsMissingAutoload(t *testing.T) {
	src := `package main

import "myapp/internal/wire"

func main() {
	_ = wire.Run()
}`
	if !hasRule(Run(src), "main.no-godotenv-autoload") {
		t.Fatal("expected main.no-godotenv-autoload when .env is never loaded")
	}
}

func TestConfigRawGetenv_flagsEinherjarVar(t *testing.T) {
	src := `package config

import "os"

func Load() string {
	return os.Getenv("EINHERJAR_PG_HOST")
}`
	if !hasRule(Run(src), "config.raw-getenv") {
		t.Fatal("expected config.raw-getenv when an EINHERJAR_* var is read via os.Getenv")
	}
}