/// <reference path="../../typings/index.d.ts" />

import * as assert from "assert";

import {ArgHelper} from "../../lib/core/arg-helper";

describe("ArgHelper", function() {
    describe("#parse()", function() {
        it("Combination of Indexed and Key-Value Args", function(done) {
            let argHelper = new ArgHelper(toArray("node script.js test test2 --key value --key2 value2"));
            assert.equal(argHelper.forIndex(0), "test");
            assert.equal(argHelper.forIndex(1), "test2");
            assert.equal(argHelper.forIndex(2), null);
            assert.equal(argHelper.forKey("key"), "value");
            assert.equal(argHelper.forKey("key3"), null);
            assert.equal(argHelper.forKeyWithDefaultString("key3", "value3"), "value3");
            assert.equal(argHelper.forKeyWithDefaultNumber("key4", 5000), 5000);
            assert.equal(argHelper.orderedCount(), 2);
            done();
        });

        it("Another combination of Indexed and Key-Value Args", function(done) {
            let argHelper = new ArgHelper(toArray("node script.js --key value --key2 value2 test test2"));
            assert.equal(argHelper.forIndex(0), "test");
            assert.equal(argHelper.forIndex(1), "test2");
            assert.equal(argHelper.forIndex(2), null);
            assert.equal(argHelper.forKey("key"), "value");
            assert.equal(argHelper.forKey("key3"), null);
            done();
        });
    });
});

function toArray (args: string): Array<string> {
    return args.split(" ");
}