chore: Update metric length limits (#46)

src/internal/base-component/__tests__/metrics-init.ts

@@ -0,0 +1,36 @@
+// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+// SPDX-License-Identifier: Apache-2.0
+
+import { Metrics } from '../metrics/metrics';
+
+declare global {
+  interface Window {
+    AWSC?: any;
+  }
+}
+
+const metrics = new Metrics('components', '3.0 (HEAD)');
+
+// This test file is separate from metrics.test.ts because we want to test an uninitialized Metrics module
+describe('Metrics.initMetrics', () => {
+  beforeEach(() => {
+    window.AWSC = {
+      Clog: {
+        log: () => {},
+      },
+    };
+    jest.spyOn(window.AWSC.Clog, 'log');
+  });
+
+  test('is required before sending metrics', () => {
+    const consoleSpy = jest.spyOn(console, 'error');
+
+    metrics.sendMetric('name', 0);
+    expect(window.AWSC.Clog.log).toHaveBeenCalledTimes(0);
+    expect(consoleSpy).toHaveBeenCalled();
+
+    metrics.initMetrics('default');
+    metrics.sendMetric('name', 0);
+    expect(window.AWSC.Clog.log).toHaveBeenCalledTimes(1);
+  });
+});