ci: wait for stardog server to be ready before testing

Author: SpiralP

.circleci/config.yml

@@ -27,6 +27,7 @@ workflows:
                   docker login -u "$ARTIFACTORY_USERNAME" -p "$ARTIFACTORY_PASSWORD" stardog-eps-docker.jfrog.io
                   docker build -t this/here/starduck ./
                   docker run --name stargoose -p 127.0.0.1:5820:5820 -d -it this/here/starduck
+                  yarn run wait-for-server
       - node/run:
           name: Build with Node.js 22
           executor: machine

package.json

@@ -126,6 +126,7 @@
     "test:inspect": "node --inspect-brk ./node_modules/.bin/jest --runInBand",
     "test:unit": "jest --maxWorkers 2",
     "test": "yarn run lint && yarn run test:unit",
+    "wait-for-server": "node scripts/waitForServer.js",
     "version": "node scripts/changelog.js && npm run docs && git add README.md CHANGELOG.md"
   },
   "stardog-version": ">=8.0.0"

scripts/waitForServer.js

@@ -0,0 +1,48 @@
+/* eslint-disable no-continue */
+/* eslint-disable no-await-in-loop */
+
+const { promisify } = require('node:util');
+const { ConnectionFactory } = require('../test/setup-database');
+const { catalog, server } = require('../lib');
+
+const sleep = promisify(setTimeout);
+const conn = ConnectionFactory();
+
+async function waitForServer() {
+  for (let retries = 0; retries < 30; retries += 1) {
+    if (retries !== 0) {
+      await sleep(2000);
+    }
+
+    // wait for server to be ready
+    const serverResp = await server.status(conn).catch(e => e);
+    if (!serverResp.ok || serverResp.status !== 200) {
+      console.warn('Server is not ready:');
+      console.warn(serverResp);
+      continue;
+    }
+
+    // wait for catalog to be ready or else catalog tests can fail
+    const catalogResp = await catalog.status(conn).catch(e => e);
+    if (
+      !catalogResp.ok ||
+      catalogResp.status !== 200 ||
+      !catalogResp.body?.providers?.length ||
+      !catalogResp.body?.jobs?.length
+    ) {
+      console.warn('Catalog is not ready:');
+      console.warn(catalogResp);
+      continue;
+    }
+
+    console.log('Server and catalog are ready');
+    return;
+  }
+
+  throw new Error('Server did not become ready in time');
+}
+
+waitForServer().catch(err => {
+  console.error('Error:', err);
+  process.exit(1);
+});