import "typings-test"
var gulp = require("gulp");
var gulpFunction = require("../dist/index.js");
var beautylog = require("beautylog");
var Q = require("q");

var myFunction = function () {
    var done = Q.defer()
    beautylog.log("Function executed");
    done.resolve();
    return done.promise;
};
var myFunction2 = function () {
    var done = Q.defer();
    beautylog.ok("Function2 executed");
    done.resolve();
    return done.promise;
};
var myFunction3 = function () {
    var done = Q.defer();
    beautylog.success("Function3 executed");
    done.resolve();
    return done.promise;
};

var beforeFunction = function () {
    var done = Q.defer();
    beautylog.success("beforeFunction executed");
    done.resolve();
    return done.promise;
};

var middleFunctionRun = false;

var middleFunction = function () {
    var done = Q.defer();
    beautylog.success("middleFunction executed");
    setTimeout(function(){
        beautylog.log("timeout fired");
        middleFunctionRun = true;
        done.resolve();
    }, 500);
    return done.promise;
};

var afterFunction = function () {
    var done = Q.defer();
    beautylog.success("afterFunction executed");
    done.resolve();
    return done.promise;
};

let timeoutFunction = function(){
    var done = Q.defer();
    setTimeout(function(){
        beautylog.log("largeTimeout fired");
        done.resolve();
    },2000);
    return done.promise;
};



describe("gulpFunction",function(){
    it("should run through smoothly with " + "'forEach'".blue,function(done){
        gulp.src('./test/*.md')
            .pipe(gulpFunction(myFunction,'forEach'))
            .pipe(gulp.dest("./test/result/"));

        gulp.src('./test/*.md')
            .pipe(gulpFunction([myFunction2,myFunction3],'forEach'))
            .pipe(gulp.dest("./test/result/"))
            .pipe(gulpFunction(done,"atEnd"));

    });

    it("should run through smoothly with " + "'atEnd'".blue,function(done){
        gulp.src('./test/*.md')
            .pipe(gulpFunction(myFunction,'atEnd'))
            .pipe(gulp.dest("./test/result/"));

        gulp.src('./test/*.md')
            .pipe(gulpFunction([myFunction2,myFunction3],'atEnd'))
            .pipe(gulp.dest("./test/result/"))
            .pipe(gulpFunction(done,"atEnd"));
    });

    it("should run through smoothly once with " + "'atFirst'".blue,function(done){

        gulp.src('./test/*.md')
            .pipe(gulpFunction([myFunction2,myFunction3],'forFirst'))
            .pipe(gulp.dest("./test/result/"))
            .pipe(gulpFunction(done,"atEnd"));
    });

    it("should run in order",function(done){
        this.timeout(5000);
        let stream = gulp.src('./test/*.md')
            .pipe(gulpFunction([beforeFunction,middleFunction,middleFunction],'atEnd'))
            .pipe(gulpFunction(function(){
                beautylog.log("stream progressed");
                var done2 = Q.defer();
                done2.resolve();
                return done2.promise;
            },"forEach"))
            .pipe(gulpFunction(function(){
                beautylog.log("nextStep");
            }))
            .pipe(gulpFunction(afterFunction,"atEnd"))
            .pipe(gulpFunction(timeoutFunction,"atEnd"));

        stream.on("finish",function(){
            beautylog.info("stream finished");
            done();
        });
    });
});