var expect = require("chai").expect;
var search = require("../lib/search.js");
var fs = require("fs");

describe("Search", function(){
    describe("#scan()", function(){
        before(function() {
            if (!fs.existsSync(".test_files")) {
                fs.mkdirSync(".test_files");
                fs.writeFileSync(".test_files/a", "");
                fs.writeFileSync(".test_files/b", "");
                fs.mkdirSync(".test_files/dir");
                fs.writeFileSync(".test_files/dir/c", "");
                fs.mkdirSync(".test_files/dir2");
                fs.writeFileSync(".test_files/dir2/d", "");
            }
        });

        after(function() {
            fs.unlinkSync(".test_files/dir/c");
            fs.rmdirSync(".test_files/dir");
            fs.unlinkSync(".test_files/dir2/d");
            fs.rmdirSync(".test_files/dir2");
            fs.unlinkSync(".test_files/a");
            fs.unlinkSync(".test_files/b");
            fs.rmdirSync(".test_files");
        });
        it("should retrieve the files from a directory", function(done) {
            search.scan(".test_files", 0, function(err, flist){
                expect(flist).to.deep.equal([
                    ".test_files/a",
                    ".test_files/b",
                    ".test_files/dir/c",
                    ".test_files/dir2/d"
                ]);
                done();
            });
        });
        it("should stop at a specified depth", function(done) {
            search.scan(".test_files", 1, function(err, flist) {
                expect(flist).to.deep.equal([
                    ".test_files/a",
                    ".test_files/b",
                ]);
                done();
            });
        });
    });
    describe("#match()", function(){
        it("should find and return matches based on a query", function(){
            var files = ["hello.txt", "world.js", "another.js"];
            var results = search.match(".js", files);
            expect(results).to.deep.equal(["world.js", "another.js"]);

            results = search.match("hello", files);
            expect(results).to.deep.equal(["hello.txt"]);
        });
    });
});