import * as chai from 'chai';
import * as dirtyChai from 'dirty-chai';
import 'mocha';

import { utils } from '../src/utils';

chai.use(dirtyChai);
const expect = chai.expect;

describe('utils', () => {
    describe('#compareLineColumn', () => {
        it('correctly compares LineColumns', () => {
            expect(utils.compareLineColumn({ line: 1, column: 3 }, { line: 1, column: 4 })).to.be.lessThan(0);
            expect(utils.compareLineColumn({ line: 1, column: 4 }, { line: 1, column: 3 })).to.be.greaterThan(0);
            expect(utils.compareLineColumn({ line: 1, column: 3 }, { line: 1, column: 3 })).to.be.equal(0);
            expect(utils.compareLineColumn({ line: 0, column: 2 }, { line: 1, column: 0 })).to.be.lessThan(0);
            expect(utils.compareLineColumn({ line: 1, column: 0 }, { line: 0, column: 2 })).to.be.greaterThan(0);
        });
    });

    describe('#isRangeInside', () => {
        it('returns true if inside', () => {
            expect(
                utils.isRangeInside(
                    { start: { line: 1, column: 3 }, end: { line: 1, column: 4 } },
                    { start: { line: 1, column: 2 }, end: { line: 1, column: 5 } },
                ),
            ).to.be.true();
        });
        it('returns true if the same', () => {
            expect(
                utils.isRangeInside(
                    { start: { line: 1, column: 3 }, end: { line: 1, column: 4 } },
                    { start: { line: 1, column: 3 }, end: { line: 1, column: 4 } },
                ),
            ).to.be.true();
        });
        it('returns false if not inside', () => {
            expect(
                utils.isRangeInside(
                    { start: { line: 1, column: 3 }, end: { line: 1, column: 4 } },
                    { start: { line: 1, column: 4 }, end: { line: 1, column: 4 } },
                ),
            ).to.be.false();
            expect(
                utils.isRangeInside(
                    { start: { line: 1, column: 3 }, end: { line: 1, column: 4 } },
                    { start: { line: 1, column: 4 }, end: { line: 1, column: 5 } },
                ),
            ).to.be.false();
        });
    });
});