chore: increase test coverage

test/helpers.test.ts

@@ -0,0 +1,26 @@
+import * as helpers from '../src/helpers';
+describe('helpers', () => {
+  beforeEach(() => {
+    jest.resetModules();
+    jest.clearAllMocks();
+  });
+
+  test('removes brackets from GitHub Actor', () => {
+    expect(helpers.sanitizeGithubActor('foo[bot]')).toEqual('foo_bot_');
+  });
+
+  test('removes special characters from worflow names', () => {
+    expect(helpers.sanitizeGithubWorkflowName('sdf234@#$%$^&*()_+{}|:"<>?')).toEqual('sdf234@__________+___:_<>?');
+  });
+
+  test('can sleep', async () => {
+    const sleep = helpers.defaultSleep(10);
+    await expect(Promise.race([sleep, new Promise((_res, rej) => setTimeout(rej, 20))])).resolves;
+  });
+
+  test("backoff function doesn't retry non-retryable errors", async () => {
+    const fn = jest.fn().mockRejectedValue('i am not retryable');
+    await expect(helpers.retryAndBackoff(fn, false)).rejects.toMatch('i am not retryable');
+    expect(fn).toHaveBeenCalledTimes(1);
+  });
+});