mirror of
https://github.com/chaijs/chai
synced 2024-11-15 00:07:11 +00:00
532 lines
14 KiB
JavaScript
532 lines
14 KiB
JavaScript
/**
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* Module dependencies.
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*/
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if (!chai) {
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var chai = require('..');
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}
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var should = chai.should();
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function err(fn, msg) {
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try {
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fn();
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throw new chai.AssertionError({ message: 'Expected an error' });
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} catch (err) {
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should.equal(msg, err.message);
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}
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}
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suite('should', function() {
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test('.version', function(){
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chai.version.should.match(/^\d+\.\d+\.\d+$/);
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});
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test('double require', function(){
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//require('chai').should().should.equal(should);
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});
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test('assertion', function(){
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'test'.should.be.a('string');
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should.equal('foo', 'foo');
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should.not.equal('foo', 'bar');
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});
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test('root exist', function () {
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var foo = 'foo'
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, bar = undefined;
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should.exist(foo);
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should.not.exist(bar);
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err(function () {
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should.exist(bar);
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}, "expected undefined to exist");
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err(function () {
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should.not.exist(foo);
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}, "expected 'foo' to not exist")
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});
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test('true', function(){
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(true).should.be.true;
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false.should.not.be.true;
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(1).should.not.be.true;false
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false.should.have.been.false;
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err(function(){
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'test'.should.be.true;
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}, "expected 'test' to be true")
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});
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test('ok', function(){
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true.should.be.ok;
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false.should.not.be.ok;
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(1).should.be.ok;
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(0).should.not.be.ok;
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err(function(){
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''.should.be.ok;
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}, "expected '' to be truthy");
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err(function(){
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'test'.should.not.be.ok;
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}, "expected 'test' to be falsy");
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});
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test('false', function(){
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false.should.be.false;
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true.should.not.be.false;
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(0).should.not.be.false;
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err(function(){
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''.should.be.false;
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}, "expected '' to be false")
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});
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test('arguments', function(){
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var args = (function(){ return arguments; })(1,2,3);
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args.should.be.arguments;
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[].should.not.be.arguments;
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});
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test('.equal()', function(){
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var foo;
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should.equal(undefined, foo);
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});
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test('typeof', function(){
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'test'.should.be.a('string');
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err(function(){
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'test'.should.not.be.a('string');
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}, "expected 'test' not to be a string");
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(5).should.be.a('number');
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(new Number(1)).should.be.a('number');
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Number(1).should.be.a('number');
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(true).should.be.a('boolean');
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(new Array()).should.be.a('array');
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(new Object()).should.be.a('object');
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({}).should.be.a('object');
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([]).should.be.a('array');
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(function() {}).should.be.a('function');
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(5).should.be.a('number');
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err(function(){
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(5).should.not.be.a('number');
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}, "expected 5 not to be a number");
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});
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test('instanceof', function(){
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function Foo(){}
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new Foo().should.be.an.instanceof(Foo);
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err(function(){
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(3).should.an.instanceof(Foo);
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}, "expected 3 to be an instance of Foo");
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});
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test('within(start, finish)', function(){
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(5).should.be.within(5, 10);
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(5).should.be.within(3,6);
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(5).should.be.within(3,5);
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(5).should.not.be.within(1,3);
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err(function(){
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(5).should.not.be.within(4,6);
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}, "expected 5 to not be within 4..6");
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err(function(){
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(10).should.be.within(50,100);
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}, "expected 10 to be within 50..100");
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});
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test('above(n)', function(){
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(5).should.be.above(2);
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(5).should.be.greaterThan(2);
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(5).should.not.be.above(5);
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(5).should.not.be.above(6);
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err(function(){
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(5).should.be.above(6);
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}, "expected 5 to be above 6");
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err(function(){
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(10).should.not.be.above(6);
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}, "expected 10 to be below 6");
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});
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test('below(n)', function(){
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(2).should.be.below(5);
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(2).should.be.lessThan(5);
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(2).should.not.be.below(2);
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(2).should.not.be.below(1);
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err(function(){
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(6).should.be.below(5);
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}, "expected 6 to be below 5");
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err(function(){
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(6).should.not.be.below(10);
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}, "expected 6 to be above 10");
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});
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test('match(regexp)', function(){
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'foobar'.should.match(/^foo/)
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'foobar'.should.not.match(/^bar/)
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err(function(){
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'foobar'.should.match(/^bar/i)
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}, "expected 'foobar' to match /^bar/i");
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err(function(){
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'foobar'.should.not.match(/^foo/i)
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}, "expected 'foobar' not to match /^foo/i");
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});
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test('length(n)', function(){
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'test'.should.have.length(4);
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'test'.should.not.have.length(3);
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[1,2,3].should.have.length(3);
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err(function(){
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(4).should.have.length(3);
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}, 'expected 4 to have a property \'length\'');
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err(function(){
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'asd'.should.not.have.length(3);
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}, "expected 'asd' to not have a length of 3");
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});
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test('eql(val)', function(){
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'test'.should.eql('test');
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({ foo: 'bar' }).should.eql({ foo: 'bar' });
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(1).should.eql(1);
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'4'.should.not.eql(4);
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err(function(){
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(4).should.eql(3);
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}, 'expected 4 to equal 3');
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});
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test('equal(val)', function(){
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'test'.should.equal('test');
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(1).should.equal(1);
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err(function(){
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(4).should.equal(3);
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}, 'expected 4 to equal 3');
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err(function(){
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'4'.should.equal(4);
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}, "expected '4' to equal 4");
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});
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test('empty', function(){
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function FakeArgs() {};
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FakeArgs.prototype.length = 0;
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''.should.be.empty;
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'foo'.should.not.be.empty;
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([]).should.be.empty;
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(['foo']).should.not.be.empty;
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(new FakeArgs).should.be.empty;
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({arguments: 0}).should.not.be.empty;
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({}).should.be.empty;
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({foo: 'bar'}).should.not.be.empty;
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err(function(){
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''.should.not.be.empty;
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}, "expected \'\' not to be empty");
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err(function(){
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'foo'.should.be.empty;
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}, "expected \'foo\' to be empty");
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err(function(){
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([]).should.not.be.empty;
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}, "expected [] not to be empty");
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err(function(){
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(['foo']).should.be.empty;
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}, "expected [ \'foo\' ] to be empty");
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err(function(){
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(new FakeArgs).should.not.be.empty;
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}, "expected {} not to be empty");
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err(function(){
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({arguments: 0}).should.be.empty;
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}, "expected { arguments: 0 } to be empty");
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err(function(){
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({}).should.not.be.empty;
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}, "expected {} not to be empty");
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err(function(){
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({foo: 'bar'}).should.be.empty;
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}, "expected { foo: \'bar\' } to be empty");
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});
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test('property(name)', function(){
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'test'.should.have.property('length');
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(4).should.not.have.property('length');
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err(function(){
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'asd'.should.have.property('foo');
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}, "expected 'asd' to have a property 'foo'");
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});
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test('property(name, val)', function(){
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'test'.should.have.property('length', 4);
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'asd'.should.have.property('constructor', String);
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err(function(){
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'asd'.should.have.property('length', 4);
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}, "expected 'asd' to have a property 'length' of 4, but got 3");
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err(function(){
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'asd'.should.not.have.property('length', 3);
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}, "expected 'asd' to not have a property 'length' of 3");
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err(function(){
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'asd'.should.not.have.property('foo', 3);
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}, "'asd' has no property 'foo'");
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err(function(){
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'asd'.should.have.property('constructor', Number);
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}, "expected 'asd' to have a property 'constructor' of [Function: Number], but got [Function: String]");
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});
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test('ownProperty(name)', function(){
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'test'.should.have.ownProperty('length');
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'test'.should.haveOwnProperty('length');
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({ length: 12 }).should.have.ownProperty('length');
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err(function(){
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({ length: 12 }).should.not.have.ownProperty('length');
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}, "expected { length: 12 } to not have own property 'length'");
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});
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test('string()', function(){
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'foobar'.should.contain.string('bar');
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'foobar'.should.contain.string('foo');
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'foobar'.should.not.contain.string('baz');
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err(function(){
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(3).should.contain.string('baz');
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}, "expected 3 to be a string");
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err(function(){
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'foobar'.should.contain.string('baz');
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}, "expected 'foobar' to contain 'baz'");
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err(function(){
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'foobar'.should.not.contain.string('bar');
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}, "expected 'foobar' to not contain 'bar'");
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});
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test('include()', function(){
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['foo', 'bar'].should.include('foo');
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['foo', 'bar'].should.include('foo');
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['foo', 'bar'].should.include('bar');
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[1,2].should.include(1);
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['foo', 'bar'].should.not.include('baz');
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['foo', 'bar'].should.not.include(1);
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err(function(){
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['foo'].should.include('bar');
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}, "expected [ 'foo' ] to include 'bar'");
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err(function(){
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['bar', 'foo'].should.not.include('foo');
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}, "expected [ 'bar', 'foo' ] to not include 'foo'");
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});
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test('keys(array)', function(){
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({ foo: 1 }).should.have.keys(['foo']);
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({ foo: 1, bar: 2 }).should.have.keys(['foo', 'bar']);
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({ foo: 1, bar: 2 }).should.have.keys('foo', 'bar');
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({ foo: 1, bar: 2, baz: 3 }).should.contain.keys('foo', 'bar');
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({ foo: 1, bar: 2, baz: 3 }).should.contain.keys('bar', 'foo');
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({ foo: 1, bar: 2, baz: 3 }).should.contain.keys('baz');
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({ foo: 1, bar: 2 }).should.contain.keys('foo');
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({ foo: 1, bar: 2 }).should.contain.keys('bar', 'foo');
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({ foo: 1, bar: 2 }).should.contain.keys(['foo']);
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({ foo: 1, bar: 2 }).should.contain.keys(['bar']);
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({ foo: 1, bar: 2 }).should.contain.keys(['bar', 'foo']);
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({ foo: 1, bar: 2 }).should.not.have.keys('baz');
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({ foo: 1, bar: 2 }).should.not.have.keys('foo', 'baz');
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({ foo: 1, bar: 2 }).should.not.contain.keys('baz');
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({ foo: 1, bar: 2 }).should.not.contain.keys('foo', 'baz');
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({ foo: 1, bar: 2 }).should.not.contain.keys('baz', 'foo');
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err(function(){
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({ foo: 1 }).should.have.keys();
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}, "keys required");
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err(function(){
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({ foo: 1 }).should.have.keys([]);
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}, "keys required");
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err(function(){
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({ foo: 1 }).should.not.have.keys([]);
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}, "keys required");
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err(function(){
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({ foo: 1 }).should.contain.keys([]);
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}, "keys required");
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err(function(){
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({ foo: 1 }).should.have.keys(['bar']);
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}, "expected { foo: 1 } to have key 'bar'");
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err(function(){
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({ foo: 1 }).should.have.keys(['bar', 'baz']);
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}, "expected { foo: 1 } to have keys 'bar', and 'baz'");
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err(function(){
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({ foo: 1 }).should.have.keys(['foo', 'bar', 'baz']);
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}, "expected { foo: 1 } to have keys 'foo', 'bar', and 'baz'");
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err(function(){
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({ foo: 1 }).should.not.have.keys(['foo']);
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}, "expected { foo: 1 } to not have key 'foo'");
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err(function(){
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({ foo: 1 }).should.not.have.keys(['foo']);
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}, "expected { foo: 1 } to not have key 'foo'");
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err(function(){
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({ foo: 1, bar: 2 }).should.not.have.keys(['foo', 'bar']);
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}, "expected { foo: 1, bar: 2 } to not have keys 'foo', and 'bar'");
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err(function(){
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({ foo: 1 }).should.not.contain.keys(['foo']);
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}, "expected { foo: 1 } to not contain key 'foo'");
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err(function(){
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({ foo: 1 }).should.contain.keys('foo', 'bar');
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}, "expected { foo: 1 } to contain keys 'foo', and 'bar'");
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});
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test('throw', function () {
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var goodFn = function () { 1==1; }
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, badFn = function () { throw new Error('testing'); }
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, refErrFn = function () { throw new ReferenceError('hello'); };
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(goodFn).should.not.throw();
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(goodFn).should.not.throw(Error);
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(badFn).should.throw();
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(badFn).should.throw(Error);
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(badFn).should.not.throw(ReferenceError);
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(refErrFn).should.throw();
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(refErrFn).should.throw(ReferenceError);
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(refErrFn).should.not.throw(Error);
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(refErrFn).should.not.throw(TypeError);
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(badFn).should.throw(/testing/);
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(badFn).should.throw('testing');
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(badFn).should.not.throw(/hello/);
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(badFn).should.throw(Error, /testing/);
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(badFn).should.throw(Error, 'testing');
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should.throw(badFn);
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should.throw(refErrFn, ReferenceError);
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should.not.throw(goodFn);
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should.not.throw(badFn, ReferenceError);
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should.throw(badFn, Error, /testing/);
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should.throw(badFn, Error, 'testing');
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err(function(){
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(goodFn).should.throw();
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}, "expected [Function] to throw an error");
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err(function(){
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(goodFn).should.throw(ReferenceError);
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}, "expected [Function] to throw ReferenceError");
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err(function(){
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(badFn).should.not.throw();
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}, "expected [Function] to not throw an error");
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err(function(){
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(badFn).should.throw(ReferenceError);
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}, "expected [Function] to throw ReferenceError but a Error was thrown");
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err(function(){
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(badFn).should.not.throw(Error);
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}, "expected [Function] to not throw Error");
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err(function(){
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(refErrFn).should.not.throw(ReferenceError);
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}, "expected [Function] to not throw ReferenceError");
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err(function(){
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(refErrFn).should.throw(Error);
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}, "expected [Function] to throw Error but a ReferenceError was thrown");
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err(function (){
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(badFn).should.not.throw(/testing/);
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}, "expected [Function] to throw error not matching /testing/");
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err(function () {
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(badFn).should.throw(/hello/);
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}, "expected [Function] to throw error matching /hello/ but got \'testing\'");
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err(function () {
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(badFn).should.throw(Error, /hello/);
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}, "expected [Function] to throw error matching /hello/ but got 'testing'");
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err(function () {
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(badFn).should.throw(Error, 'hello');
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}, "expected [Function] to throw error including 'hello' but got 'testing'");
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});
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test('respondTo', function(){
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function Foo(){};
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Foo.prototype.bar = function(){};
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var bar = {};
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bar.foo = function(){};
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Foo.should.respondTo('bar');
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Foo.should.not.respondTo('foo');
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bar.should.respondTo('foo');
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err(function(){
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Foo.should.respondTo('baz');
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}, "expected [Function: Foo] to respond to \'baz\'");
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err(function(){
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bar.should.respondTo('baz');
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}, "expected { foo: [Function] } to respond to \'baz\'");
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});
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test('satisfy', function(){
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var matcher = function(num){
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return num === 1;
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};
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(1).should.satisfy(matcher);
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err(function(){
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(2).should.satisfy(matcher);
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}, "expected 2 to satisfy [Function]");
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});
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test('closeTo', function(){
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(1.5).should.be.closeTo(1.0, 0.5);
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err(function(){
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(2).should.be.closeTo(1.0, 0.5);
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}, "expected 2 to be close to 1 +/- 0.5");
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});
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});
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