function allCountriesTests (zoneTests, countryTests) {
	var intro = '"use strict";\n\nvar moment = require("../../");\nvar tz = moment.tz;\n\nexports.countries = {',
		outro = '\n};\n',
		tests = [
			{ name: 'zone_countries', tests: zoneTests },
			{ name: 'country_zones', tests: countryTests },
		],
		testStrings = tests.map(function (data) {
			return '\n\n\t' + data.name + ' : function (test) {\n\n' +
				data.tests.sort().join('') +
				'\n\t\ttest.done();\n\t}';
		});

	return intro + testStrings.join(',') + outro;
}
Creates all tests for countries.js