import org.junit.jupiter.api.BeforeAll;
import org.junit.jupiter.api.Test;

import java.io.BufferedInputStream;
import java.io.ByteArrayInputStream;
import java.nio.charset.StandardCharsets;
import java.util.NoSuchElementException;

import static org.junit.jupiter.api.Assertions.*;


class PasswordManagerTest {

    static PasswordManager pm;

    @BeforeAll
    static void init() {
        pm = new PasswordManager();
    }

    @Test
    void constructor() {
        assertInstanceOf(PasswordManager.class, pm);
    }

    @Test
    void listVaults() {
        pm.listVaults();
    }

    @Test
    void openVault() {
        pm.openVault();
    }

    @Test
    void showMenu() {
        ByteArrayInputStream virtualConsoleInput = new ByteArrayInputStream("".getBytes(StandardCharsets.UTF_8));
        assertThrowsExactly(NoSuchElementException.class, () -> pm.showMenu(virtualConsoleInput));
    }

    @Test
    void exitMenu() {
        pm.showMenu(new ByteArrayInputStream("e\n".getBytes(StandardCharsets.UTF_8)));
        assertFalse(pm.running);
    }
}