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: / usr / share / grafana / public / app / features / annotations /
Filename : events_processing.test.ts
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import { dedupAnnotations } from './events_processing';

describe('Annotations deduplication', () => {
  it('should remove duplicated annotations', () => {
    const testAnnotations = [
      { id: 1, time: 1 },
      { id: 2, time: 2 },
      { id: 2, time: 2 },
      { id: 5, time: 5 },
      { id: 5, time: 5 },
    ];
    const expectedAnnotations = [
      { id: 1, time: 1 },
      { id: 2, time: 2 },
      { id: 5, time: 5 },
    ];

    const deduplicated = dedupAnnotations(testAnnotations);
    expect(deduplicated).toEqual(expectedAnnotations);
  });

  it('should leave non "panel-alert" event if present', () => {
    const testAnnotations = [
      { id: 1, time: 1 },
      { id: 2, time: 2 },
      { id: 2, time: 2, eventType: 'panel-alert' },
      { id: 5, time: 5 },
      { id: 5, time: 5 },
    ];
    const expectedAnnotations = [
      { id: 1, time: 1 },
      { id: 2, time: 2 },
      { id: 5, time: 5 },
    ];

    const deduplicated = dedupAnnotations(testAnnotations);
    expect(deduplicated).toEqual(expectedAnnotations);
  });
});