obj2gltf/specs/lib/mtlSpec.js

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2017-03-13 15:28:51 -04:00
'use strict';
var path = require('path');
var loadMtl = require('../../lib/mtl.js');
var complexMaterialUrl = 'specs/data/box-complex-material/box-complex-material.mtl';
var multipleMaterialsUrl = 'specs/data/box-multiple-materials/box-multiple-materials.mtl';
var invalidMaterialUrl = 'invalid.mtl';
function getImagePath(objPath, relativePath) {
return path.normalize(path.join(path.dirname(objPath), relativePath));
}
describe('mtl', function() {
it('loads complex material', function(done) {
expect(loadMtl(complexMaterialUrl)
.then(function(materials) {
var material = materials.Material;
expect(material).toBeDefined();
expect(material.ambientColor).toEqual([0.2, 0.2, 0.2, 1.0]);
expect(material.emissionColor).toEqual([0.1, 0.1, 0.1, 1.0]);
expect(material.diffuseColor).toEqual([0.64, 0.64, 0.64, 1.0]);
expect(material.specularColor).toEqual([0.5, 0.5, 0.5, 1.0]);
expect(material.specularShininess).toEqual(96.078431);
expect(material.alpha).toEqual(0.9);
expect(material.ambientColorMap).toEqual(getImagePath(complexMaterialUrl, 'ambient.gif'));
expect(material.emissionColorMap).toEqual(getImagePath(complexMaterialUrl, 'emission.jpg'));
expect(material.diffuseColorMap).toEqual(getImagePath(complexMaterialUrl, 'diffuse.png'));
expect(material.specularColorMap).toEqual(getImagePath(complexMaterialUrl, 'specular.jpeg'));
expect(material.specularShininessMap).toEqual(getImagePath(complexMaterialUrl, 'shininess.png'));
expect(material.normalMap).toEqual(getImagePath(complexMaterialUrl, 'bump.png'));
expect(material.alphaMap).toEqual(getImagePath(complexMaterialUrl, 'alpha.png'));
}), done).toResolve();
});
it('loads mtl with multiple materials', function(done) {
expect(loadMtl(multipleMaterialsUrl)
.then(function(materials) {
expect(Object.keys(materials).length).toBe(3);
expect(materials.Red.diffuseColor).toEqual([0.64, 0.0, 0.0, 1.0]);
expect(materials.Green.diffuseColor).toEqual([0.0, 0.64, 0.0, 1.0]);
expect(materials.Blue.diffuseColor).toEqual([0.0, 0.0, 0.64, 1.0]);
}), done).toResolve();
});
});