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/*global shouldCompileTo */
describe('utils', function() {
describe('#SafeString', function() {
it("constructing a safestring from a string and checking its type", function() {
var safe = new Handlebars.SafeString("testing 1, 2, 3");
safe.should.be.instanceof(Handlebars.SafeString);
(safe == "testing 1, 2, 3").should.equal(true, "SafeString is equivalent to its underlying string");
});
it("it should not escape SafeString properties", function() {
var name = new Handlebars.SafeString("<em>Sean O'Malley</em>");
shouldCompileTo('{{name}}', [{ name: name }], "<em>Sean O'Malley</em>");
});
});
describe('#escapeExpression', function() {
it('shouhld escape html', function() {
Handlebars.Utils.escapeExpression('foo<&"\'>').should.equal('foo<&"'>');
});
it('should not escape SafeString', function() {
var string = new Handlebars.SafeString('foo<&"\'>');
Handlebars.Utils.escapeExpression(string).should.equal('foo<&"\'>');
});
it('should handle falsy', function() {
Handlebars.Utils.escapeExpression('').should.equal('');
Handlebars.Utils.escapeExpression(undefined).should.equal('');
Handlebars.Utils.escapeExpression(null).should.equal('');
Handlebars.Utils.escapeExpression(false).should.equal('');
Handlebars.Utils.escapeExpression(0).should.equal('0');
});
it('should handle empty objects', function() {
Handlebars.Utils.escapeExpression({}).should.equal({}.toString());
Handlebars.Utils.escapeExpression([]).should.equal([].toString());
});
});
describe('#isEmpty', function() {
it('should not be empty', function() {
Handlebars.Utils.isEmpty(undefined).should.equal(true);
Handlebars.Utils.isEmpty(null).should.equal(true);
Handlebars.Utils.isEmpty(false).should.equal(true);
Handlebars.Utils.isEmpty('').should.equal(true);
Handlebars.Utils.isEmpty([]).should.equal(true);
});
it('should be empty', function() {
Handlebars.Utils.isEmpty(0).should.equal(false);
Handlebars.Utils.isEmpty([1]).should.equal(false);
Handlebars.Utils.isEmpty('foo').should.equal(false);
Handlebars.Utils.isEmpty({bar: 1}).should.equal(false);
});
});
});
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