package com.gradescope.hw4;

import static org.junit.Assert.*;

import org.junit.Test;

public class SkateboardTest {

    @Test
    public void testGetters() {
        Skateboard board = new Skateboard(10, 3.0, "Awesome skateboard");

        // test speed
        int speed = board.getSpeed();
        assertEquals(10, speed);

        // test diameter
        double diameter = board.getDiameter();
        assertEquals(3.0, diameter, 0.01);

        // test description
        String description = board.getDescription();
        assertEquals("Awesome skateboard", description);        
    }

    @Test
    public void testSetSpeed20(){
        Skateboard board = new Skateboard();
        board.setSpeed(20);
        int speed = board.getSpeed();
        assertEquals(20, speed);		
    }

    @Test
    public void testSetSpeed100(){
        Skateboard board = new Skateboard();
        board.setSpeed(100);
        int speed = board.getSpeed();
        assertEquals(100, speed);		
    }

    @Test
    public void testSetSpeed101(){
        Skateboard board = new Skateboard();
        int originalSpeed = 10;
        board.setSpeed(Skateboard.MAX_SPEED + 1);
        int speed = board.getSpeed();
        // if you try to set the speed to be greater than MAX_SPEED,
        // the speed doesn't change.
        assertEquals(originalSpeed, speed);		
    }

    @Test
    public void testSetDiameter(){
        Skateboard board = new Skateboard();
        board.setDiameter(3.14);
        double diameter = board.getDiameter();
        assertEquals(3.14, diameter, 0.01);
    }

    @Test
    public void testSetDescription(){
        Skateboard board = new Skateboard();
        board.setDescription("CS60-themed board");
        String description = board.getDescription();
        assertEquals("CS60-themed board", description);
    }

    @Test
    public void testIsFast10(){
        Skateboard board = new Skateboard();
        // a Skateboard is fast if the speed is at least FAST_SPEED
        assertTrue(board.isFast());
    }

    @Test
    public void testIsFast6(){
        Skateboard board = new Skateboard();
        board.setSpeed(2 * Skateboard.FAST_SPEED);
        // a Skateboard is fast if the speed is at least FAST_SPEED
        assertTrue(board.isFast());
    }

    @Test
    public void testIsFast5(){
        Skateboard board = new Skateboard();
        board.setSpeed(Skateboard.FAST_SPEED);
        // a Skateboard is fast if the speed is at least FAST_SPEED
        assertTrue(board.isFast());
    }

    @Test
    public void testIsFast4(){
        Skateboard board = new Skateboard();
        board.setSpeed(Skateboard.FAST_SPEED - 1);
        // a Skateboard is fast if the speed is at least FAST_SPEED
        assertFalse(board.isFast());
    }

    @Test
    public void testIsFast0(){
        Skateboard board = new Skateboard();
        board.setSpeed(0);
        // a Skateboard is fast if the speed is at least FAST_SPEED
        assertFalse(board.isFast());
    }
}