77 lines
3.0 KiB
JavaScript
77 lines
3.0 KiB
JavaScript
import test from "node:test";
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import assert from "node:assert/strict";
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import { readFile } from "node:fs/promises";
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import { packGcode } from "../src/lib/packed-gcode.js";
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import { samplePacked, targetsAt } from "../src/lib/packed-playback.js";
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test("相对挤出与抬升不增加切片层", () => {
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const { metadata, buffer } = packGcode(
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"G90\nM83\nM104 S220\n;LAYER_CHANGE\n;Z:0.2\nG1 Z0.2 F600\nG1 X10 E1\nG1 Z0.6\nG1 Z0.2\n;LAYER_CHANGE\n;Z:0.4\nG1 Z0.4\nG1 X20 E1\nM104 S0",
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"测试",
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);
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const data = { ...metadata, buffer };
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assert.equal(data.layers.length, 2);
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assert.equal(data.deposited, 2);
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assert.equal(data.extrusionCount, 2);
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assert.equal(targetsAt(data, 0).nozzle, 220);
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assert.equal(targetsAt(data, data.duration + 1).nozzle, 0);
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assert.equal(samplePacked(data, data.duration).position.x, 20);
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assert.equal(samplePacked(data, data.duration).layer, 2);
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});
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test("真实文件层数、耗材、模型尺寸与完整路径", async () => {
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const metadata = JSON.parse(
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await readFile("public/data/print-job.json", "utf8"),
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);
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const bytes = await readFile("public/data/print-job.bin");
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const buffer = new Float32Array(
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bytes.buffer,
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bytes.byteOffset,
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bytes.byteLength / 4,
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);
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const data = { ...metadata, buffer };
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assert.equal(data.layers.length, 714);
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assert.equal(data.layers.at(-1).z, 142.8);
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assert.equal(data.estimatedSeconds, 19205);
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assert.equal(data.material, "PLA");
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assert.equal(data.weight, 134.9);
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assert.ok(Math.abs(data.deposited - data.filamentMm) < 0.01);
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assert.equal(buffer.length, data.count * data.stride);
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assert.equal(data.count, 936561);
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assert.equal(samplePacked(data, data.duration).index, data.count - 1);
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assert.equal(samplePacked(data, data.duration).layer, 714);
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for (let i = 1; i < data.count; i++)
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assert.ok(buffer[i * data.stride + 6] >= buffer[(i - 1) * data.stride + 6]);
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for (let i = 0; i < data.layers.length; i++) {
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const end = (data.layers[i + 1]?.segment ?? data.count) - 1;
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assert.equal(
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samplePacked(data, buffer[end * data.stride + 6]).layer,
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i + 1,
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);
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}
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});
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test("拒绝静默丢失未支持的圆弧", () => {
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assert.throws(() => packGcode("G2 X10 I5", "圆弧"), /圆弧/);
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});
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test("抽样原始 G1 指令与二进制轨迹端点一致", async () => {
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const lines = (await readFile("public/data/print-job.gcode", "utf8")).split(/\r?\n/);
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const bytes = await readFile("public/data/print-job.bin");
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const buffer = new Float32Array(bytes.buffer, bytes.byteOffset, bytes.byteLength / 4);
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let checked = 0;
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for (let index = 0; index < buffer.length / 12; index += 997) {
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const offset = index * 12;
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const source = lines[buffer[offset + 11] - 1];
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assert.match(source, /^G[01]\s/);
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for (const [axis, coordinate] of [["X", 3], ["Y", 4], ["Z", 5]]) {
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const match = source.match(new RegExp(`(?:^|\\s)${axis}(-?[\\d.]+)`));
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if (match) {
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assert.ok(Math.abs(buffer[offset + coordinate] - Number(match[1])) < .0001);
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checked++;
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}
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}
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}
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assert.ok(checked > 1500);
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});
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