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/*global shouldThrow */
describe('precompiler', function() {
// NOP Under non-node environments
if (typeof process === 'undefined') {
return;
}
var Handlebars = require('../lib'),
Precompiler = require('../lib/precompiler'),
uglify = require('uglify-js');
var log,
logFunction,
precompile,
minify;
beforeEach(function() {
precompile = Handlebars.precompile;
minify = uglify.minify;
logFunction = console.log;
log = '';
console.log = function() {
log += Array.prototype.join.call(arguments, '');
};
});
afterEach(function() {
Handlebars.precompile = precompile;
uglify.minify = minify;
console.log = logFunction;
});
it('should output version', function() {
Precompiler.cli({templates: [], version: true});
equals(log, Handlebars.VERSION);
});
it('should throw if lacking templates', function() {
shouldThrow(function() {
Precompiler.cli({templates: []});
}, Handlebars.Exception, 'Must define at least one template or directory.');
});
it('should throw on missing template', function() {
shouldThrow(function() {
Precompiler.cli({templates: ['foo']});
}, Handlebars.Exception, 'Unable to open template file "foo"');
});
it('should throw when combining simple and minimized', function() {
shouldThrow(function() {
Precompiler.cli({templates: [__dirname], simple: true, min: true});
}, Handlebars.Exception, 'Unable to minimze simple output');
});
it('should throw when combining simple and multiple templates', function() {
shouldThrow(function() {
Precompiler.cli({templates: [__dirname + '/artifacts/empty.handlebars', __dirname + '/artifacts/empty.handlebars'], simple: true});
}, Handlebars.Exception, 'Unable to output multiple templates in simple mode');
});
it('should throw when combining simple and directories', function() {
shouldThrow(function() {
Precompiler.cli({templates: [__dirname], simple: true});
}, Handlebars.Exception, 'Unable to output multiple templates in simple mode');
});
it('should enumerate directories by extension', function() {
Precompiler.cli({templates: [__dirname + '/artifacts'], extension: 'hbs'});
equal(/'example_2'/.test(log), true);
log = '';
Precompiler.cli({templates: [__dirname + '/artifacts'], extension: 'handlebars'});
equal(/'empty'/.test(log), true);
equal(/'example_1'/.test(log), true);
});
it('should protect from regexp patterns', function() {
Precompiler.cli({templates: [__dirname + '/artifacts'], extension: 'hb(s'});
// Success is not throwing
});
it('should output simple templates', function() {
Handlebars.precompile = function() { return 'simple'; };
Precompiler.cli({templates: [__dirname + '/artifacts/empty.handlebars'], simple: true, extension: 'handlebars'});
equal(log, 'simple\n');
});
it('should output amd templates', function() {
Handlebars.precompile = function() { return 'amd'; };
Precompiler.cli({templates: [__dirname + '/artifacts/empty.handlebars'], amd: true, extension: 'handlebars'});
equal(/template\(amd\)/.test(log), true);
});
it('should output multiple amd', function() {
Handlebars.precompile = function() { return 'amd'; };
Precompiler.cli({templates: [__dirname + '/artifacts'], amd: true, extension: 'handlebars'});
equal(/return templates/.test(log), true);
equal(/template\(amd\)/.test(log), true);
});
it('should output amd partials', function() {
Handlebars.precompile = function() { return 'amd'; };
Precompiler.cli({templates: [__dirname + '/artifacts/empty.handlebars'], amd: true, partial: true, extension: 'handlebars'});
equal(/return Handlebars\.partials\['empty'\]/.test(log), true);
equal(/template\(amd\)/.test(log), true);
});
it('should output multiple amd partials', function() {
Handlebars.precompile = function() { return 'amd'; };
Precompiler.cli({templates: [__dirname + '/artifacts'], amd: true, partial: true, extension: 'handlebars'});
equal(/return Handlebars\.partials\[/.test(log), false);
equal(/template\(amd\)/.test(log), true);
});
it('should output commonjs templates', function() {
Handlebars.precompile = function() { return 'commonjs'; };
Precompiler.cli({templates: [__dirname + '/artifacts/empty.handlebars'], commonjs: true, extension: 'handlebars'});
equal(/template\(commonjs\)/.test(log), true);
});
it('should set data flag', function() {
Handlebars.precompile = function(data, options) { equal(options.data, true); return 'simple'; };
Precompiler.cli({templates: [__dirname + '/artifacts/empty.handlebars'], simple: true, extension: 'handlebars', data: true});
equal(log, 'simple\n');
});
it('should set known helpers', function() {
Handlebars.precompile = function(data, options) { equal(options.knownHelpers.foo, true); return 'simple'; };
Precompiler.cli({templates: [__dirname + '/artifacts/empty.handlebars'], simple: true, extension: 'handlebars', known: 'foo'});
equal(log, 'simple\n');
});
it('should output minimized templates', function() {
Handlebars.precompile = function() { return 'amd'; };
uglify.minify = function() { return {code: 'min'}; };
Precompiler.cli({templates: [__dirname + '/artifacts/empty.handlebars'], min: true, extension: 'handlebars'});
equal(log, 'min');
});
});
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