var assert = require("assert");
var Templish = require("../index.js");

describe("templish", function() {
	it("does basic substitution", function(done) {
		var t = new Templish("{{conf.foo}}", ["conf"]);
		t.exec({conf: {foo: "bar"}}, function(err, res) {
			assert.equal(res, "bar");
			done(err);
		});
	});

	it("does basic async substitution", function(done) {
		var t = new Templish("{{cb(null, 'hi')}}", []);
		t.exec({}, function(err, res) {
			assert.equal(res, "hi");
			done(err);
		});
	});

	it("does a mix of async and sync substitution", function(done) {
		var t = new Templish("{{'a'}} {{cb(null, 'b')}} {{'c'}} {{cb(null, 'd')}}", []);
		t.exec({}, function(err, res) {
			assert.equal(res, "a b c d");
			done(err);
		});
	});

	it("doesn't break when the result of a substitution looks like a template", function(done) {
		var t = new Templish("foo: {{foo}}, again: {{foo}}", ["foo"]);
		t.exec({foo: "{{foo}}"}, function(err, res) {
			assert.equal(res, "foo: {{foo}}, again: {{foo}}");
			done(err);
		});
	});
});