QUnit.module( "ImageLoader", {

beforeEach: function() {

THREE.Cache.clear();

}

});

var good_url = '../../examples/textures/sprite.png';

var bad_url = 'url_not_found';

QUnit.test( "test load handler", function( assert ) {

var done = assert.async();

new THREE.TextureLoader().load(good_url, function ( tex ) {

assert.success( "load handler should be called" );

assert.ok( tex, "texture is defined" );

assert.ok( tex.image, "texture.image is defined" );

done();

}, undefined, function () {

assert.fail( "error handler should not be called" );

done();

});

});

QUnit.test( "test error handler", function( assert ) {

var done = assert.async();

new THREE.TextureLoader().load(bad_url, function () {

assert.fail( "load handler should not be called" );

done();

},

undefined,

function ( event ) {

assert.success( "error handler should be called" );

assert.ok( event.type === 'error', "should have error event" );

done();

});

});

QUnit.test( "test cached texture", function( assert ) {

var done = assert.async();

var rtex1 = new THREE.TextureLoader().load(good_url, function ( tex1 ) {

assert.ok( rtex1.image !== undefined, "texture 1 image is loaded" );

assert.equal( rtex1, tex1, "texture 1 callback is equal to return" );

var rtex2 = new THREE.TextureLoader().load(good_url, function ( tex2 ) {

assert.ok( rtex2 !== undefined, "cached callback is async" );

assert.ok( rtex2.image !== undefined, "texture 2 image is loaded" );

assert.equal( rtex2, tex2, "texture 2 callback is equal to return" );

done();

});

assert.ok( rtex2, "texture 2 return is defined" );

});

assert.ok( rtex1, "texture 1 return is defined" );

assert.ok( rtex1.image === undefined, "texture 1 image is not loaded" );

});