更新v2版本适配skill

tests/manual/system_simulation_skill.mjs

@@ -0,0 +1,75 @@
+// Run against a separately started backend serving the current frontend build.
+// No mocked catalog or simulation; a fresh browser context protects user state.
+import { chromium } from '../../frontend/node_modules/playwright/index.mjs';
+import fs from 'node:fs/promises';
+import path from 'node:path';
+import assert from 'node:assert/strict';
+
+const [baseURL, projectPath, output] = process.argv.slice(2);
+assert(baseURL && projectPath && output, 'Usage: node tests/manual/system_simulation_skill.mjs BASE_URL PROJECT OUTPUT');
+const project = JSON.parse(await fs.readFile(projectPath, 'utf8'));
+await fs.mkdir(output, { recursive: true });
+const browser = await chromium.launch({ headless: true,
+  ...(process.env.PLAYWRIGHT_CHANNEL ? { channel: process.env.PLAYWRIGHT_CHANNEL } : {}),
+  ...(process.env.PLAYWRIGHT_EXECUTABLE_PATH ? { executablePath: process.env.PLAYWRIGHT_EXECUTABLE_PATH } : {}),
+});
+const page = await browser.newPage({ viewport: { width: 1440, height: 1000 }, acceptDownloads: true });
+const errors = [];
+page.on('pageerror', error => errors.push(String(error)));
+page.setDefaultTimeout(15000);
+try {
+  await page.goto(baseURL);
+  await page.getByRole('button', { name: '运行仿真', exact: true }).waitFor();
+  await page.locator('input[type="file"][accept*=".json"]').setInputFiles(path.resolve(projectPath));
+  const canvasNodes = page.locator('.flow-canvas .react-flow__node');
+  await page.waitForFunction(count => document.querySelectorAll('.flow-canvas .react-flow__node').length === count, project.nodes.length);
+  assert.equal(await canvasNodes.count(), project.nodes.length);
+  for (const node of project.nodes) {
+    assert.equal(await page.locator(`.flow-canvas .react-flow__node[data-id="${node.id}"]`).count(), 1);
+  }
+  await page.getByRole('button', { name: '检查模型', exact: true }).click();
+  const expand = page.getByRole('button', { name: '展开仿真控制台', exact: true });
+  if (await expand.count()) await expand.click();
+  await page.getByRole('button', { name: '生成系统 XML', exact: true }).click();
+  const xml = await page.getByLabel('生成的系统 XML', { exact: true }).last().innerText();
+  assert.match(xml, /schemaVersion="3"/);
+  assert.match(xml, /name="p0" value="250000"/);
+  assert.match(xml, /name="T0" value="293.15"/);
+  await fs.writeFile(path.join(output, 'browser.xml'), xml);
+
+  const responsePromise = page.waitForResponse(response => response.url().endsWith('/api/system-xml/simulate-stream'), { timeout: 120000 });
+  await page.getByRole('button', { name: '运行仿真', exact: true }).click();
+  const response = await responsePromise;
+  assert(response.ok(), await response.text());
+  const events = (await response.text()).trim().split('\n').map(line => JSON.parse(line));
+  const resultEvent = events.find(event => event.event === 'result');
+  assert(resultEvent?.result?.success, JSON.stringify(events.slice(-3)));
+  const result = resultEvent.result;
+  assert.equal(result.simulatedUntil, project.simulation.t_stop);
+  assert(Object.values(result.series).every(values => values.every(Number.isFinite)));
+  const pressure = result.variables.find(variable => variable.componentId === 'tank' && variable.quantity === 'pressure');
+  assert(pressure && result.series[pressure.key]?.length > 1);
+  assert(result.series[pressure.key].every(value => Math.abs(value - 250000) < 1e-6));
+  await fs.writeFile(path.join(output, 'result.json'), JSON.stringify(result));
+  const downloadPromise = page.waitForEvent('download');
+  await page.getByRole('button', { name: '导出工程 JSON', exact: true }).click();
+  await (await downloadPromise).saveAs(path.join(output, 'roundtrip.json'));
+  const exported = JSON.parse(await fs.readFile(path.join(output, 'roundtrip.json'), 'utf8'));
+  assert.equal(exported.projectSchemaVersion, 2);
+  assert.equal(exported.nodes.length, project.nodes.length);
+  assert.equal(exported.edges.length, project.edges.length);
+  assert.deepEqual(errors, []);
+  await page.screenshot({ path: path.join(output, 'acceptance.png'), fullPage: true });
+  const summary = { browser: browser.version(), components: exported.nodes.length,
+    connections: exported.edges.length, simulatedUntil: result.simulatedUntil,
+    sampleCount: result.series.time.length, pressureKey: pressure.key,
+    browserImport: 'passed', browserExport: 'passed', simulation: 'passed', errors };
+  await fs.writeFile(path.join(output, 'summary.json'), JSON.stringify(summary, null, 2));
+  console.log(JSON.stringify(summary));
+} catch (error) {
+  await fs.writeFile(path.join(output, 'failure.txt'), `${error.stack}\n${await page.locator('body').innerText()}`);
+  await page.screenshot({ path: path.join(output, 'failure.png'), fullPage: true });
+  throw error;
+} finally {
+  await browser.close();
+}