test(electron): cover renderer recovery policy

2026-08-27 11:22:18 +08:00
parent 2a1c10cb3e
commit 5f1c1434f8
2 changed files with 64 additions and 0 deletions
@@ -0,0 +1,34 @@
+import assert from 'node:assert/strict';
+import test from 'node:test';
+
+import { createRendererRecoveryPolicy } from './renderer-recovery.mjs';
+
+test('allows a bounded number of reloads for recoverable renderer failures', () => {
+  const policy = createRendererRecoveryPolicy(() => 1_000);
+
+  assert.equal(policy.shouldReload('crashed'), true);
+  assert.equal(policy.shouldReload('oom'), true);
+  assert.equal(policy.shouldReload('abnormal-exit'), true);
+  assert.equal(policy.shouldReload('memory-eviction'), false);
+});
+
+test('ignores clean and externally killed renderer exits', () => {
+  const policy = createRendererRecoveryPolicy(() => 1_000);
+
+  assert.equal(policy.shouldReload('clean-exit'), false);
+  assert.equal(policy.shouldReload('killed'), false);
+  assert.equal(policy.shouldReload('launch-failed'), false);
+});
+
+test('resets the recovery budget after the recovery window', () => {
+  let currentTime = 1_000;
+  const policy = createRendererRecoveryPolicy(() => currentTime);
+
+  assert.equal(policy.shouldReload('crashed'), true);
+  assert.equal(policy.shouldReload('crashed'), true);
+  assert.equal(policy.shouldReload('crashed'), true);
+  assert.equal(policy.shouldReload('crashed'), false);
+
+  currentTime += 60_000;
+  assert.equal(policy.shouldReload('crashed'), true);
+});