package cz.davza.studentadventure.objects;

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

class PlayerStatTest {

    @Test
    void initialValueIsSet() {
        PlayerStat stat = new PlayerStat("Energy", 50);
        assertEquals(50, stat.getValue());
    }

    @Test
    void initialValueClampsAbove100() {
        PlayerStat stat = new PlayerStat("Energy", 150);
        assertEquals(100, stat.getValue());
    }

    @Test
    void initialValueClampsBelow0() {
        PlayerStat stat = new PlayerStat("Energy", -10);
        assertEquals(0, stat.getValue());
    }

    @Test
    void increaseAddsValue() {
        PlayerStat stat = new PlayerStat("Energy", 50);
        stat.increase(20);
        assertEquals(70, stat.getValue());
    }

    @Test
    void increaseClampAt100() {
        PlayerStat stat = new PlayerStat("Energy", 90);
        stat.increase(50);
        assertEquals(100, stat.getValue());
    }

    @Test
    void decreaseSubtractsValue() {
        PlayerStat stat = new PlayerStat("Energy", 50);
        stat.decrease(20);
        assertEquals(30, stat.getValue());
    }

    @Test
    void decreaseClampAt0() {
        PlayerStat stat = new PlayerStat("Energy", 10);
        stat.decrease(50);
        assertEquals(0, stat.getValue());
    }

    @Test
    void increaseByZeroChangesNothing() {
        PlayerStat stat = new PlayerStat("Energy", 50);
        stat.increase(0);
        assertEquals(50, stat.getValue());
    }

    @Test
    void toStringFormat() {
        PlayerStat stat = new PlayerStat("Energy", 75);
        assertEquals("Energy: 75/100", stat.toString());
    }
}