文件操作 - datasource.test.ts

文件: /usr/share/grafana/public/app/plugins/datasource/opentsdb/specs/datasource.test.ts

编辑文件内容

import OpenTsDatasource from '../datasource';
import { backendSrv } from 'app/core/services/backend_srv'; // will use the version in __mocks__

jest.mock('@grafana/runtime', () => ({
  ...((jest.requireActual('@grafana/runtime') as unknown) as object),
  getBackendSrv: () => backendSrv,
}));

describe('opentsdb', () => {
  const datasourceRequestMock = jest.spyOn(backendSrv, 'datasourceRequest');

beforeEach(() => {
    jest.clearAllMocks();
  });

const ctx = {
    ds: {},
    templateSrv: {
      replace: (str: string) => str,
    },
  } as any;
  const instanceSettings = { url: '', jsonData: { tsdbVersion: 1 } };

beforeEach(() => {
    ctx.ctrl = new OpenTsDatasource(instanceSettings, ctx.templateSrv);
  });

describe('When performing metricFindQuery', () => {
    let results: any;
    let requestOptions: any;

beforeEach(async () => {
      datasourceRequestMock.mockImplementation(
        await ((options: any) => {
          requestOptions = options;
          return Promise.resolve({
            data: [
              {
                target: 'prod1.count',
                datapoints: [
                  [10, 1],
                  [12, 1],
                ],
              },
            ],
          });
        })
      );
    });

it('metrics() should generate api suggest query', () => {
      ctx.ctrl.metricFindQuery('metrics(pew)').then((data: any) => {
        results = data;
      });
      expect(requestOptions.url).toBe('/api/suggest');
      expect(requestOptions.params.type).toBe('metrics');
      expect(requestOptions.params.q).toBe('pew');
      expect(results).not.toBe(null);
    });

it('tag_names(cpu) should generate lookup query', () => {
      ctx.ctrl.metricFindQuery('tag_names(cpu)').then((data: any) => {
        results = data;
      });
      expect(requestOptions.url).toBe('/api/search/lookup');
      expect(requestOptions.params.m).toBe('cpu');
    });

it('tag_values(cpu, test) should generate lookup query', () => {
      ctx.ctrl.metricFindQuery('tag_values(cpu, hostname)').then((data: any) => {
        results = data;
      });
      expect(requestOptions.url).toBe('/api/search/lookup');
      expect(requestOptions.params.m).toBe('cpu{hostname=*}');
    });

it('tag_values(cpu, test) should generate lookup query', () => {
      ctx.ctrl.metricFindQuery('tag_values(cpu, hostname, env=$env)').then((data: any) => {
        results = data;
      });
      expect(requestOptions.url).toBe('/api/search/lookup');
      expect(requestOptions.params.m).toBe('cpu{hostname=*,env=$env}');
    });

it('tag_values(cpu, test) should generate lookup query', () => {
      ctx.ctrl.metricFindQuery('tag_values(cpu, hostname, env=$env, region=$region)').then((data: any) => {
        results = data;
      });
      expect(requestOptions.url).toBe('/api/search/lookup');
      expect(requestOptions.params.m).toBe('cpu{hostname=*,env=$env,region=$region}');
    });

it('suggest_tagk() should generate api suggest query', () => {
      ctx.ctrl.metricFindQuery('suggest_tagk(foo)').then((data: any) => {
        results = data;
      });
      expect(requestOptions.url).toBe('/api/suggest');
      expect(requestOptions.params.type).toBe('tagk');
      expect(requestOptions.params.q).toBe('foo');
    });

it('suggest_tagv() should generate api suggest query', () => {
      ctx.ctrl.metricFindQuery('suggest_tagv(bar)').then((data: any) => {
        results = data;
      });
      expect(requestOptions.url).toBe('/api/suggest');
      expect(requestOptions.params.type).toBe('tagv');
      expect(requestOptions.params.q).toBe('bar');
    });
  });
});

文件操作 - datasource.test.ts

文件: /usr/share/grafana/public/app/plugins/datasource/opentsdb/specs/datasource.test.ts

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