import {moveLevel, resizeLevel, setBrick} from "./levels_editor_util";

const baseLevel = {
    name: '',
    bricks: 'AAAA',
    size: 2,
    svg: null,
    color: ''
}
describe('resizeLevel', () => {
    it('should expand levels', () => {
        expect(resizeLevel(baseLevel, 1)).toStrictEqual({bricks: 'AA_AA____', size: 3});
    })
    it('should shrink levels', () => {
        expect(resizeLevel(baseLevel, -1)).toStrictEqual({bricks: 'A', size: 1});
    })
})

describe('moveLevel', () => {

    it('should do nothing when coords are 0/0', () => {
        expect(moveLevel(baseLevel, 0, 0)).toStrictEqual({bricks: 'AAAA'});
    })
    it('should move right', () => {
        expect(moveLevel(baseLevel, 1, 0)).toStrictEqual({bricks: '_A_A'});
    })
    it('should move left', () => {
        expect(moveLevel(baseLevel, -1, 0)).toStrictEqual({bricks: 'A_A_'});
    })
    it('should move up', () => {
        expect(moveLevel(baseLevel, 0, -1)).toStrictEqual({bricks: 'AA__'});
    })
    it('should move down', () => {
        expect(moveLevel(baseLevel, 0, 1)).toStrictEqual({bricks: '__AA'});
    })

})


describe('setBrick', () => {
    it('should set the first brick', () => {
        expect(setBrick(baseLevel, 0, 'C')).toStrictEqual({bricks: 'CAAA'});
    })
    it('should any brick', () => {
        expect(setBrick(baseLevel, 2, 'C')).toStrictEqual({bricks: 'AACA'});
    })
})