95 lines
5.2 KiB
JavaScript
95 lines
5.2 KiB
JavaScript
import assert from "node:assert/strict";
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import fs from "node:fs";
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import os from "node:os";
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import path from "node:path";
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import { pathToFileURL } from "node:url";
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import test from "node:test";
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import ts from "typescript";
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const repoRoot = path.resolve(import.meta.dirname, "../../..");
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const temporary = fs.mkdtempSync(path.join(os.tmpdir(), "paint-stroke-session-unit-"));
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function transpile(sourceName, outputName, replacements = []) {
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const sourcePath = path.join(repoRoot, "web/protocol", sourceName);
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const transpiled = ts.transpileModule(fs.readFileSync(sourcePath, "utf8"), {
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compilerOptions: { module: ts.ModuleKind.ES2022, target: ts.ScriptTarget.ES2022 },
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fileName: sourcePath,
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reportDiagnostics: true,
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});
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assert.deepEqual(transpiled.diagnostics, []);
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const output = replacements.reduce((source, [from, to]) => source.replace(from, to), transpiled.outputText);
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fs.writeFileSync(path.join(temporary, outputName), output);
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}
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transpile("paint.ts", "paint.mjs");
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transpile("paint-stroke-session.ts", "paint-stroke-session.mjs", [['from "./paint"', 'from "./paint.mjs"']]);
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const sessions = await import(pathToFileURL(path.join(temporary, "paint-stroke-session.mjs")));
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const begin = {
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schemaVersion: 1,
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pointerSessionId: "paint-pointer:unit-1",
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baseRevision: 7,
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target: { mode: "VERTEX_COLOR", meshId: "mesh:Paint", attributeName: "StrokeColor", domain: "POINT" },
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};
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test("M9-10 merges ordered pointer chunks into one deterministic Main command", () => {
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const store = new sessions.PaintStrokeSessionStore();
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assert.equal(store.begin(begin, 7).state, "OPEN");
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store.append({ schemaVersion: 1, pointerSessionId: begin.pointerSessionId, baseRevision: 7, chunkIndex: 0, indices: [3, 1], values: [1, 0, 0, 1, 0, 1, 0, 1] }, 7);
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const buffered = store.append({ schemaVersion: 1, pointerSessionId: begin.pointerSessionId, baseRevision: 7, chunkIndex: 1, indices: [1, 2], values: [0, 0, 1, 1, 1, 1, 0, 1] }, 7);
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assert.deepEqual({ chunks: buffered.chunkCount, received: buffered.receivedEntryCount, unique: buffered.uniqueEntryCount, bytes: buffered.bufferedBytes }, { chunks: 2, received: 4, unique: 3, bytes: 80 });
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const committed = store.commit({ schemaVersion: 1, pointerSessionId: begin.pointerSessionId, baseRevision: 7, expectedChunkCount: 2 }, 7);
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assert.deepEqual(committed.command, {
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type: "setVertexColors",
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meshId: "mesh:Paint",
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attributeName: "StrokeColor",
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domain: "POINT",
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indices: [1, 2, 3],
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colors: [0, 0, 1, 1, 1, 1, 0, 1, 1, 0, 0, 1],
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});
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assert.equal(committed.receipt.state, "READY");
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assert.equal(store.activeCount, 0);
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});
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test("M9-10 cancels without a Main command and rejects stale or discontinuous chunks", () => {
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const store = new sessions.PaintStrokeSessionStore();
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store.begin(begin, 7);
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assert.throws(() => store.append({ schemaVersion: 1, pointerSessionId: begin.pointerSessionId, baseRevision: 7, chunkIndex: 1, indices: [0], values: [1, 1, 1, 1] }, 7), (error) => error.code === "PAINT_SCHEMA_INVALID");
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assert.throws(() => store.append({ schemaVersion: 1, pointerSessionId: begin.pointerSessionId, baseRevision: 7, chunkIndex: 0, indices: [0], values: [1, 1, 1, 1] }, 8), (error) => error.code === "REVISION_CONFLICT");
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const cancelled = store.cancel({ schemaVersion: 1, pointerSessionId: begin.pointerSessionId, baseRevision: 7 });
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assert.equal(cancelled.state, "CANCELLED");
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assert.equal(store.activeCount, 0);
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});
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test("M9-10 merges weight chunks with their normalize policy into one Main command", () => {
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const store = new sessions.PaintStrokeSessionStore();
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const weightBegin = {
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schemaVersion: 1,
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pointerSessionId: "paint-pointer:weight-unit",
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baseRevision: 9,
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target: { mode: "WEIGHT", objectId: "object:Paint", vertexGroup: "StrokeWeight", normalize: true, mirror: false },
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};
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store.begin(weightBegin, 9);
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store.append({ schemaVersion: 1, pointerSessionId: weightBegin.pointerSessionId, baseRevision: 9, chunkIndex: 0, indices: [4, 2], values: [0.25, 0.75] }, 9);
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store.append({ schemaVersion: 1, pointerSessionId: weightBegin.pointerSessionId, baseRevision: 9, chunkIndex: 1, indices: [4], values: [0.5] }, 9);
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const committed = store.commit({ schemaVersion: 1, pointerSessionId: weightBegin.pointerSessionId, baseRevision: 9, expectedChunkCount: 2 }, 9);
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assert.deepEqual(committed.command, {
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type: "setVertexWeights",
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objectId: "object:Paint",
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vertexGroup: "StrokeWeight",
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indices: [2, 4],
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values: [0.75, 0.5],
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normalize: true,
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mirror: false,
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});
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});
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test("M9-10 bounds chunks, values and final chunk counts before Main", () => {
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const store = new sessions.PaintStrokeSessionStore();
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store.begin(begin, 7);
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assert.throws(() => store.append({ schemaVersion: 1, pointerSessionId: begin.pointerSessionId, baseRevision: 7, chunkIndex: 0, indices: [0], values: [2, 0, 0, 1] }, 7), (error) => error.code === "PAINT_SCHEMA_INVALID");
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store.append({ schemaVersion: 1, pointerSessionId: begin.pointerSessionId, baseRevision: 7, chunkIndex: 0, indices: [0], values: [1, 0, 0, 1] }, 7);
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assert.throws(() => store.commit({ schemaVersion: 1, pointerSessionId: begin.pointerSessionId, baseRevision: 7, expectedChunkCount: 2 }, 7), (error) => error.code === "PAINT_SCHEMA_INVALID");
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assert.equal(store.activeCount, 0);
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});
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