chore: migrate tests to typescript

web3.js/test/agent-manager.test.ts

@@ -0,0 +1,40 @@
+import {expect} from 'chai';
+
+import {AgentManager, DESTROY_TIMEOUT_MS} from '../src/agent-manager';
+import {sleep} from '../src/util/sleep';
+
+describe('AgentManager', () => {
+  it('works', async () => {
+    const manager = new AgentManager();
+    const agent = manager._agent;
+    expect(manager._activeRequests).to.eq(0);
+    expect(manager._destroyTimeout).to.be.null;
+
+    manager.requestStart();
+
+    expect(manager._activeRequests).to.eq(1);
+    expect(manager._destroyTimeout).to.be.null;
+
+    manager.requestEnd();
+
+    expect(manager._activeRequests).to.eq(0);
+    expect(manager._destroyTimeout).not.to.be.null;
+
+    manager.requestStart();
+    manager.requestStart();
+
+    expect(manager._activeRequests).to.eq(2);
+    expect(manager._destroyTimeout).to.be.null;
+
+    manager.requestEnd();
+    manager.requestEnd();
+
+    expect(manager._activeRequests).to.eq(0);
+    expect(manager._destroyTimeout).not.to.be.null;
+    expect(manager._agent).to.eq(agent);
+
+    await sleep(DESTROY_TIMEOUT_MS);
+
+    expect(manager._agent).not.to.eq(agent);
+  }).timeout(2 * DESTROY_TIMEOUT_MS);
+});