package users_test

import (
	"testing"

	"git.t-juice.club/torjus/gpaste/users"
	"github.com/google/go-cmp/cmp"
)

func RunUserStoreTest(newFunc func() (func(), users.UserStore), t *testing.T) {
	t.Run("Basics", func(t *testing.T) {
		cleanup, s := newFunc()
		t.Cleanup(cleanup)

		userMap := make(map[string]*users.User)
		passwordMap := make(map[string]string)
		for i := 0; i < 10; i++ {
			username := randomString(8)
			password := randomString(16)
			passwordMap[username] = password
			user := &users.User{
				Username: username,
				Role:     users.RoleAdmin,
			}
			if err := user.SetPassword(password); err != nil {
				t.Fatalf("Error setting password: %s", err)
			}
			userMap[username] = user
		}

		for _, user := range userMap {
			if err := s.Store(user); err != nil {
				t.Fatalf("Error storing user: %s", err)
			}
		}

		for k := range userMap {
			user, err := s.Get(k)
			if err != nil {
				t.Errorf("Error getting user: %s", err)
			}
			if err := user.ValidatePassword(passwordMap[user.Username]); err != nil {
				t.Errorf("Error verifying password: %s", err)
			}

			if !cmp.Equal(user, userMap[k]) {
				t.Errorf("User mismatch: %s", cmp.Diff(user, userMap[k]))
			}
		}

		l, err := s.List()
		if err != nil {
			t.Fatalf("Error listing users: %s", err)
		}
		if len(l) != len(userMap) {
			t.Errorf("List wrong amount of users.")
		}

		for _, username := range l {
			if err := s.Delete(username); err != nil {
				t.Fatalf("Error deleting user: %s", err)
			}
		}

		l, err = s.List()
		if err != nil {
			t.Fatalf("Error listing after delete: %s", err)
		}
		if len(l) != 0 {
			t.Fatalf("List is not empty after deleting all")
		}
	})
}