package backpack

import (
	"go/parser"
	"go/token"
	"os"
	"strconv"
	"strings"
	"testing"

	"git.golem15.com/golem15/summercms/modules/compass"
)

func TestEventBusesAreAppScoped(t *testing.T) {
	a := New(&compass.Config{})
	b := New(&compass.Config{})
	if a.Events == nil || b.Events == nil {
		t.Fatal("App must own an event bus")
	}
	if a.Events == b.Events {
		t.Fatal("apps must not share a bus")
	}
}

func TestDoesNotImportParty(t *testing.T) {
	entries, err := os.ReadDir(".")
	if err != nil {
		t.Fatal(err)
	}
	fset := token.NewFileSet()
	for _, entry := range entries {
		name := entry.Name()
		if entry.IsDir() || !strings.HasSuffix(name, ".go") || strings.HasSuffix(name, "_test.go") {
			continue
		}
		file, err := parser.ParseFile(fset, name, nil, parser.ImportsOnly)
		if err != nil {
			t.Fatal(err)
		}
		for _, spec := range file.Imports {
			path, err := strconv.Unquote(spec.Path.Value)
			if err != nil {
				t.Fatal(err)
			}
			if path == "git.golem15.com/golem15/summercms/modules/party" {
				t.Fatalf("%s imports party", name)
			}
		}
	}
}