The open and composable observability and data visualization platform. Visualize metrics, logs, and traces from multiple sources like Prometheus, Loki, Elasticsearch, InfluxDB, Postgres and many more.
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grafana/public/app/features/explore/TraceView/useChildrenState.test.ts

66 lines
2.2 KiB

import { renderHook, act } from '@testing-library/react';
import { TraceSpan } from './components';
import { useChildrenState } from './useChildrenState';
describe('useChildrenState', () => {
describe('childrenToggle', () => {
it('toggles children state', async () => {
const { result } = renderHook(() => useChildrenState());
expect(result.current.childrenHiddenIDs.size).toBe(0);
act(() => result.current.childrenToggle('testId'));
expect(result.current.childrenHiddenIDs.size).toBe(1);
expect(result.current.childrenHiddenIDs.has('testId')).toBe(true);
act(() => result.current.childrenToggle('testId'));
expect(result.current.childrenHiddenIDs.size).toBe(0);
});
});
describe('expandAll', () => {
it('expands all', async () => {
const { result } = renderHook(() => useChildrenState());
act(() => result.current.childrenToggle('testId1'));
act(() => result.current.childrenToggle('testId2'));
expect(result.current.childrenHiddenIDs.size).toBe(2);
act(() => result.current.expandAll());
expect(result.current.childrenHiddenIDs.size).toBe(0);
});
});
describe('collapseAll', () => {
it('hides spans that have children', async () => {
const { result } = renderHook(() => useChildrenState());
act(() =>
result.current.collapseAll([
{ spanID: 'span1', hasChildren: true } as TraceSpan,
{ spanID: 'span2', hasChildren: false } as TraceSpan,
])
);
expect(result.current.childrenHiddenIDs.size).toBe(1);
expect(result.current.childrenHiddenIDs.has('span1')).toBe(true);
});
it('does nothing if already collapsed', async () => {
const { result } = renderHook(() => useChildrenState());
act(() => result.current.childrenToggle('span1'));
act(() =>
result.current.collapseAll([
{ spanID: 'span1', hasChildren: true } as TraceSpan,
{ spanID: 'span2', hasChildren: false } as TraceSpan,
])
);
expect(result.current.childrenHiddenIDs.size).toBe(1);
expect(result.current.childrenHiddenIDs.has('span1')).toBe(true);
});
});
// Other function are not yet used.
});