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import * as path from 'path';
import { expect } from 'chai';
import { fake, spy } from 'sinon';
import { describe, it, before, after } from 'mocha';
import * as yaml from 'yaml';
import Unity from '../../../src/exporter/scene/Unity';
const mockYamlFile = path.resolve(__dirname, '../../fixture/mock_scene.unity');
const MockSceneJson = fs.readFileSync(mockYamlFile, 'utf-8');
const mockPath = __filename;
describe('SceneExporter::Unity', () => {
let instance = new Unity();
describe('getIdentifier', () => {
const subject = instance.getIdentifier.bind(instance);
it('should return not empty string', () => {
expect(typeof subject()).to.equal('string');
expect(subject().length).to.greaterThan(0);
});
});
describe('createSceneGraphSchemas', () => {
const subject = instance.createSceneGraphSchemas.bind(instance);
before(() => {
instance.loadSceneFile = fake.returns({});
instance.createSceneGraph = fake.returns({});
});
after(() => {
instance = new Unity();
});
it('should invoke exposed api (loadSceneFile, createSceneGraph)', () => {
subject([mockPath], __dirname);
expect((instance.loadSceneFile as any).getCalls().length).to.greaterThan(0);
expect((instance.createSceneGraph as any).getCalls().length).to.greaterThan(0);
});
describe('when plugins are given', () => {
it('should invoke exposed pluginPostProcess method', () => {
const pluginPostProcessSpy = spy(instance, 'pluginPostProcess');
subject([mockPath], __dirname, new Map([['testPlugin', { extendSceneGraph: () => {}}]]));
expect(pluginPostProcessSpy.getCalls().length).to.greaterThan(0);
pluginPostProcessSpy.restore();
});
it('should invoke exposed plugin\'s extendSceneGraph method', () => {
const extendSceneGraphSpy = spy();
subject([mockPath], __dirname, new Map([['testPlugin', { extendSceneGraph: extendSceneGraphSpy }]]));
expect(extendSceneGraphSpy.getCalls().length).to.greaterThan(0);
});
});
describe('when plugins are not given', () => {
it('should not invoke exposed pluginPostProcess method', () => {
const pluginPostProcessSpy = spy(instance, 'pluginPostProcess');
subject([mockPath], __dirname);
expect(pluginPostProcessSpy.getCalls().length).to.equal(0);
pluginPostProcessSpy.restore();
});
});
});
describe('pluginPostProcess', () => {
const subject = instance.pluginPostProcess.bind(instance);
it('should invoke extendSceneGraph of own plugins', () => {
const extendSceneGraphSpy = spy();
const plugins = new Map();
plugins.set('testPlugin', { extendSceneGraph: extendSceneGraphSpy });
subject({}, [], new Map(), plugins);
expect(extendSceneGraphSpy.getCalls().length).to.greaterThan(0);
});
});
describe('createSceneGraph', () => {
const subject = instance.createSceneGraph.bind(instance);
it('should return object with runtime specific metadata', () => {
const graph = subject({});
expect(graph.metadata.positiveCoord.xRight).to.equal(true);
expect(graph.metadata.positiveCoord.yDown).to.equal(false);
expect(graph.metadata.baseCoordinate.x).to.equal('center');
expect(graph.metadata.baseCoordinate.y).to.equal('center');
expect(graph.metadata.baseCoordinate.z).to.equal('center');
expect(graph.metadata.format).to.equal(instance.getIdentifier());
});
it('should assign yaml document anchor as node id', () => {
const graph = subject(MockSceneJson);
const documents = yaml.parseAllDocuments(MockSceneJson);
graph.scene.forEach((node: any) => {
const anchors: string[] = [];
documents.forEach((document) => {
anchors.push(Object.keys((document.anchors as any).map)[0]);
});
expect(anchors.indexOf(node.id)).to.not.equal(-1);
});
});
});
});
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