chai/test/assert.js
2012-05-06 07:22:29 -04:00

450 lines
10 KiB
JavaScript

/*!
* Module dependencies.
*
* Chai is automatically included in the browser.
*/
if (!chai) {
var chai = require('..');
}
var assert = chai.assert;
function err(fn, msg) {
try {
fn();
throw new chai.AssertionError({ message: 'Expected an error' });
} catch (err) {
assert.equal(msg, err.message);
}
}
suite('assert', function () {
test('fail', function () {
chai.expect(function () {
assert.fail();
}).to.throw(chai.AssertionError);
});
test('isTrue', function () {
assert.isTrue(true);
err(function() {
assert.isTrue(false);
}, "expected false to be true");
err(function() {
assert.isTrue(1);
}, "expected 1 to be true");
err(function() {
assert.isTrue('test');
}, "expected 'test' to be true");
});
test('ok', function () {
assert.ok(true);
assert.ok(1);
assert.ok('test');
err(function () {
assert.ok(false);
}, "expected false to be truthy");
err(function () {
assert.ok(0);
}, "expected 0 to be truthy");
err(function () {
assert.ok('');
}, "expected '' to be truthy");
});
test('isFalse', function () {
assert.isFalse(false);
err(function() {
assert.isFalse(true);
}, "expected true to be false");
err(function() {
assert.isFalse(0);
}, "expected 0 to be false");
});
test('equal', function () {
var foo;
assert.equal(foo, undefined);
});
test('typeof / notTypeOf', function () {
assert.typeOf('test', 'string');
assert.typeOf(true, 'boolean');
assert.typeOf(5, 'number');
err(function () {
assert.typeOf(5, 'string');
}, "expected 5 to be a string");
});
test('notTypeOf', function () {
assert.notTypeOf('test', 'number');
err(function () {
assert.notTypeOf(5, 'number');
}, "expected 5 not to be a number");
});
test('instanceOf', function() {
function Foo(){}
assert.instanceOf(new Foo(), Foo);
err(function () {
assert.instanceOf(5, Foo);
}, "expected 5 to be an instance of Foo");
});
test('notInstanceOf', function () {
function Foo(){}
assert.notInstanceOf(new Foo(), String);
err(function () {
assert.notInstanceOf(new Foo(), Foo);
}, "expected {} to not be an instance of Foo");
});
test('isObject', function () {
function Foo(){}
assert.isObject({});
assert.isObject(new Foo());
err(function() {
assert.isObject(true);
}, "expected true to be a object");
err(function() {
assert.isObject(Foo);
}, "expected [Function: Foo] to be a object");
err(function() {
assert.isObject('foo');
}, "expected 'foo' to be a object");
});
test('isNotObject', function () {
function Foo(){}
assert.isNotObject(5);
err(function() {
assert.isNotObject({});
}, "expected {} not to be a object");
});
test('notEqual', function() {
assert.notEqual(3, 4);
err(function () {
assert.notEqual(5, 5);
}, "expected 5 to not equal 5");
});
test('strictEqual', function() {
assert.strictEqual('foo', 'foo');
err(function () {
assert.strictEqual('5', 5);
}, "expected \'5\' to equal 5");
});
test('notStrictEqual', function() {
assert.notStrictEqual(5, '5');
err(function () {
assert.notStrictEqual(5, 5);
}, "expected 5 to not equal 5");
});
test('deepEqual', function() {
assert.deepEqual({tea: 'chai'}, {tea: 'chai'});
err(function () {
assert.deepEqual({tea: 'chai'}, {tea: 'black'});
}, "expected { tea: \'chai\' } to equal { tea: \'black\' }");
});
test('notDeepEqual', function() {
assert.notDeepEqual({tea: 'jasmine'}, {tea: 'chai'});
err(function () {
assert.notDeepEqual({tea: 'chai'}, {tea: 'chai'});
}, "expected { tea: \'chai\' } to not equal { tea: \'chai\' }");
});
test('isNull', function() {
assert.isNull(null);
err(function () {
assert.isNull(undefined);
}, "expected undefined to equal null");
});
test('isNotNull', function() {
assert.isNotNull(undefined);
err(function () {
assert.isNotNull(null);
}, "expected null to not equal null");
});
test('isUndefined', function() {
assert.isUndefined(undefined);
err(function () {
assert.isUndefined(null);
}, "expected null to equal undefined");
});
test('isDefined', function() {
assert.isDefined(null);
err(function () {
assert.isDefined(undefined);
}, "expected undefined to not equal undefined");
});
test('isFunction', function() {
var func = function() {};
assert.isFunction(func);
err(function () {
assert.isFunction({});
}, "expected {} to be a function");
});
test('isNotFunction', function () {
assert.isNotFunction(5);
err(function () {
assert.isNotFunction(function () {});
}, "expected [Function] not to be a function");
});
test('isArray', function() {
assert.isArray([]);
assert.isArray(new Array);
err(function () {
assert.isArray({});
}, "expected {} to be an instance of Array");
});
test('isNotArray', function () {
assert.isNotArray(3);
err(function () {
assert.isNotArray([]);
}, "expected [] to not be an instance of Array");
err(function () {
assert.isNotArray(new Array);
}, "expected [] to not be an instance of Array");
});
test('isString', function() {
assert.isString('Foo');
assert.isString(new String('foo'));
err(function () {
assert.isString(1);
}, "expected 1 to be a string");
});
test('isNotString', function () {
assert.isNotString(3);
assert.isNotString([ 'hello' ]);
err(function () {
assert.isNotString('hello');
}, "expected 'hello' not to be a string");
});
test('isNumber', function() {
assert.isNumber(1);
assert.isNumber(Number('3'));
err(function () {
assert.isNumber('1');
}, "expected \'1\' to be a number");
});
test('isNotNumber', function () {
assert.isNotNumber('hello');
assert.isNotNumber([ 5 ]);
err(function () {
assert.isNotNumber(4);
}, "expected 4 not to be a number");
});
test('isBoolean', function() {
assert.isBoolean(true);
assert.isBoolean(false);
err(function () {
assert.isBoolean('1');
}, "expected \'1\' to be a boolean");
});
test('isNotBoolean', function () {
assert.isNotBoolean('true');
err(function () {
assert.isNotBoolean(true);
}, "expected true not to be a boolean");
err(function () {
assert.isNotBoolean(false);
}, "expected false not to be a boolean");
});
test('include', function() {
assert.include('foobar', 'bar');
assert.include([ 1, 2, 3], 3);
err(function () {
assert.include('foobar', 'baz');
}, "expected \'foobar\' to contain \'baz\'");
});
test('length', function() {
assert.length([1,2,3], 3);
assert.length('foobar', 6);
err(function () {
assert.length('foobar', 5);
}, "expected 'foobar' to have a length of 5 but got 6");
err(function () {
assert.length(1, 5);
}, "expected 1 to have a property \'length\'");
});
test('match', function () {
assert.match('foobar', /^foo/);
assert.notMatch('foobar', /^bar/);
err(function () {
assert.match('foobar', /^bar/i);
}, "expected 'foobar' to match /^bar/i");
err(function () {
assert.notMatch('foobar', /^foo/i);
}, "expected 'foobar' not to match /^foo/i");
});
test('ownProperty', function () {
var obj = { foo: { bar: 'baz' }};
assert.ownProperty(obj, 'foo');
assert.ownProperty(obj, 'foo.bar');
assert.notOwnProperty(obj, 'baz');
assert.notOwnProperty(obj, 'foo.baz');
assert.ownPropertyVal(obj, 'foo.bar', 'baz');
assert.ownPropertyNotVal(obj, 'foo.bar', 'flow');
err(function () {
assert.ownProperty(obj, 'baz');
}, "expected { foo: { bar: 'baz' } } to have a property 'baz'");
err(function () {
assert.ownProperty(obj, 'foo.baz');
}, "expected { foo: { bar: 'baz' } } to have a property 'foo.baz'");
err(function () {
assert.notOwnProperty(obj, 'foo');
}, "expected { foo: { bar: 'baz' } } to not have property 'foo'");
err(function () {
assert.notOwnProperty(obj, 'foo.bar');
}, "expected { foo: { bar: 'baz' } } to not have property 'foo.bar'");
err(function () {
assert.ownPropertyVal(obj, 'foo.bar', 'ball');
}, "expected { foo: { bar: 'baz' } } to have a property 'foo.bar' of 'ball', but got 'baz'");
err(function () {
assert.ownPropertyNotVal(obj, 'foo.bar', 'baz');
}, "expected { foo: { bar: 'baz' } } to not have a property 'foo.bar' of 'baz'");
});
test('throws', function() {
assert.throws(function() { throw new Error('foo'); });
assert.throws(function() { throw new Error('bar'); }, 'foo');
err(function () {
assert.throws(function() {});
}, "expected [Function] to throw an error");
});
test('doesNotThrow', function() {
assert.doesNotThrow(function() { });
assert.doesNotThrow(function() { }, 'foo');
err(function () {
assert.doesNotThrow(function() { throw new Error('foo'); });
}, 'expected [Function] to not throw an error');
});
test('ifError', function() {
assert.ifError(false);
assert.ifError(null);
assert.ifError(undefined);
err(function () {
assert.ifError('foo');
}, "expected \'foo\' to be falsy");
});
test('operator', function() {
assert.operator(1, '<', 2);
assert.operator(2, '>', 1);
assert.operator(1, '==', 1);
assert.operator(1, '<=', 1);
assert.operator(1, '>=', 1);
assert.operator(1, '!=', 2);
assert.operator(1, '!==', 2);
err(function () {
assert.operator(1, '=', 2);
}, 'Invalid operator "="');
err(function () {
assert.operator(2, '<', 1);
}, "expected 2 to be < 1");
err(function () {
assert.operator(1, '>', 2);
}, "expected 1 to be > 2");
err(function () {
assert.operator(1, '==', 2);
}, "expected 1 to be == 2");
err(function () {
assert.operator(2, '<=', 1);
}, "expected 2 to be <= 1");
err(function () {
assert.operator(1, '>=', 2);
}, "expected 1 to be >= 2");
err(function () {
assert.operator(1, '!=', 1);
}, "expected 1 to be != 1");
err(function () {
assert.operator(1, '!==', '1');
}, "expected 1 to be !== \'1\'");
});
});