yawn/tests/render-graph-authoring.test.js

import test from "node:test";
import assert from "node:assert/strict";
import { adaptFxNodeSnapshot, AuthoringGraphError } from "../static/render-graph/adapter.js";
import { AuthoringController } from "../static/render-graph/authoring-controller.js";

const sockets={surface_color:[["surface","surface:surface","output","surface"]],depth32:[["depth","depth:depth","output","depth"]],scene_forward:[["color","forward:color","input","surface"],["depth","forward:depth","input","depth"],["result","forward:result","output","surface"]],present:[["surface","present:surface","input","surface"]]};
function fixture(){const nodes=Object.entries(sockets).map(([typeId,list],i)=>({id:["surface","depth","forward","present"][i],typeId,typeVersion:1,known:true,muted:false,parameters:typeId==="scene_forward"?{clearColor:{kind:"color",value:[.1,.2,.3,1]},clearDepth:{kind:"number",value:.5}}:{},sockets:list.map(([key,id,direction,dataType])=>({key,id,direction,dataType}))}));return {version:4,graphId:"demo_forward",catalogVersion:1,nodes,links:[{id:"l1",fromNodeId:"surface",fromSocketId:"surface:surface",toNodeId:"forward",toSocketId:"forward:color",muted:false},{id:"l2",fromNodeId:"depth",fromSocketId:"depth:depth",toNodeId:"forward",toSocketId:"forward:depth",muted:false},{id:"l3",fromNodeId:"forward",fromSocketId:"forward:result",toNodeId:"present",toSocketId:"present:surface",muted:false}],metadata:{layout:"ignored"}}}
const rejects=(mutate,code)=>{const x=structuredClone(fixture());mutate(x);assert.throws(()=>adaptFxNodeSnapshot(x),e=>e instanceof AuthoringGraphError&&e.code===code)};
test("adapter emits exact deterministic V1 without fxnode state",()=>{const a=adaptFxNodeSnapshot(fixture(),7),b=fixture();b.nodes.reverse();b.links.reverse();assert.deepEqual(adaptFxNodeSnapshot(b,7),a);assert.equal(a.revision,7);assert.deepEqual(a.passes[0].writes[0].access.load.value,[.1,.2,.3,1]);for(const token of ["position","socketId","known","fxnode"])assert.equal(JSON.stringify(a).includes(token),false)});
test("adapter rejects node catalog, identity, sockets, links, topology and parameters",()=>{
  rejects(x=>x.nodes[0].known=false,"AUTHORING_NODE_UNKNOWN");rejects(x=>delete x.nodes[0].muted,"AUTHORING_NODE_MUTED");rejects(x=>x.nodes[0].muted=true,"AUTHORING_NODE_MUTED");rejects(x=>x.nodes[0].typeVersion=2,"AUTHORING_NODE_VERSION");rejects(x=>x.nodes[0].typeId="other","AUTHORING_NODE_TYPE");rejects(x=>x.nodes[0].id="bad id","AUTHORING_ID");rejects(x=>x.nodes[1].id=x.nodes[0].id,"AUTHORING_ID_DUPLICATE");rejects(x=>x.nodes[0].sockets[0].direction="input","AUTHORING_SOCKET");rejects(x=>x.links[0].muted=true,"AUTHORING_TOPOLOGY");rejects(x=>x.links.pop(),"AUTHORING_TOPOLOGY");rejects(x=>x.nodes[2].parameters.clearDepth.value=Infinity,"AUTHORING_PARAMETER");
});
test("adapter carries scene mute and bounds revisions",()=>{const x=fixture();x.nodes[2].muted=true;assert.equal(adaptFxNodeSnapshot(x).passes[0].state,"disabled");assert.throws(()=>adaptFxNodeSnapshot(fixture(),0x100000000),e=>e.code==="AUTHORING_REVISION")});
test("controller orders compile/switch, revisions and shares one in-flight apply",async()=>{let release;const gate=new Promise(r=>release=r),calls=[];const renderer={async compileGraph(ir){calls.push(`compile:${ir.revision}`);await gate;return{compiledId:[0,1]}},async switchCompiledGraph(id){calls.push(`switch:${id}`)}};const c=new AuthoringController({renderer,getState:async()=>({})});const adapt=(_,r)=>({revision:r}),a=c.apply(adapt);assert.strictEqual(c.apply(adapt),a);c.markDirty();release();await a;assert.deepEqual(calls,["compile:1","switch:0,1"]);assert.equal(c.revision,1);assert.equal(c.dirty,true)});
test("controller reserves revisions across compile and switch failures",async()=>{let failure="compile",revisions=[];const c=new AuthoringController({getState:async()=>({}),renderer:{compileGraph:async ir=>{revisions.push(ir.revision);if(failure==="compile")throw Error("no");return{compiledId:[0,1]}},switchCompiledGraph:async()=>{if(failure==="switch")throw Error("no")}}});await assert.rejects(c.apply((_,r)=>({revision:r})));failure=null;await c.apply((_,r)=>({revision:r}));failure="switch";await assert.rejects(c.apply((_,r)=>({revision:r})));failure=null;await c.apply((_,r)=>({revision:r}));assert.deepEqual(revisions,[1,2,3,4]);assert.equal(c.revision,4)});