prometheus

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import React from 'react';
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import { shallow, mount } from 'enzyme';
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import { Badge } from 'reactstrap';
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import EndpointLink from './EndpointLink';
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describe('EndpointLink', () => {
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  it('renders a simple anchor if the endpoint has no query params', () => {
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    const endpoint = 'http://100.104.208.71:15090/stats/prometheus';
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    const globalURL = 'http://100.104.208.71:15090/stats/prometheus';
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    const endpointLink = shallow(<EndpointLink endpoint={endpoint} globalUrl={globalURL} />);
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    const anchor = endpointLink.find('a');
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    expect(anchor.prop('href')).toEqual(globalURL);
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    expect(anchor.children().text()).toEqual(endpoint);
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    expect(endpointLink.find('br')).toHaveLength(0);
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  });
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  it('renders an anchor targeting endpoint but with query param labels if the endpoint has query params', () => {
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    const endpoint = 'http://100.99.128.71:9115/probe?module=http_2xx&target=http://some-service';
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    const globalURL = 'http://100.99.128.71:9115/probe?module=http_2xx&target=http://some-service';
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    const endpointLink = shallow(<EndpointLink endpoint={endpoint} globalUrl={globalURL} />);
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    const anchor = endpointLink.find('a');
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    const badges = endpointLink.find(Badge);
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    expect(anchor.prop('href')).toEqual(globalURL);
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    expect(anchor.children().text()).toEqual('http://100.99.128.71:9115/probe');
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    expect(endpointLink.find('br')).toHaveLength(1);
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    expect(badges).toHaveLength(2);
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    const moduleLabel = badges.filterWhere((badge) => badge.children().text() === 'module="http_2xx"');
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    expect(moduleLabel.length).toEqual(1);
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    const targetLabel = badges.filterWhere((badge) => badge.children().text() === 'target="http://some-service"');
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    expect(targetLabel.length).toEqual(1);
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  });
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  // In cases of IPv6 addresses with a Zone ID, URL may not be parseable.
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  // See https://github.com/prometheus/prometheus/issues/9760
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  it('renders an anchor for IPv6 link with zone ID including labels for query params', () => {
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    const endpoint =
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      'http://[fe80::f1ee:adeb:371d:983%eth1]:9100/stats/prometheus?module=http_2xx&target=http://some-service';
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    const globalURL =
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      'http://[fe80::f1ee:adeb:371d:983%eth1]:9100/stats/prometheus?module=http_2xx&target=http://some-service';
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    const endpointLink = shallow(<EndpointLink endpoint={endpoint} globalUrl={globalURL} />);
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    const anchor = endpointLink.find('a');
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    const badges = endpointLink.find(Badge);
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    expect(anchor.prop('href')).toEqual(globalURL);
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    expect(anchor.children().text()).toEqual('http://[fe80::f1ee:adeb:371d:983%eth1]:9100/stats/prometheus');
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    expect(endpointLink.find('br')).toHaveLength(1);
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    expect(badges).toHaveLength(2);
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    const moduleLabel = badges.filterWhere((badge) => badge.children().text() === 'module="http_2xx"');
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    expect(moduleLabel.length).toEqual(1);
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    const targetLabel = badges.filterWhere((badge) => badge.children().text() === 'target="http://some-service"');
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    expect(targetLabel.length).toEqual(1);
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  });
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  it('handles params with multiple values correctly', () => {
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    const consoleSpy = jest.spyOn(console, 'warn');
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    const endpoint = `http://example.com/federate?match[]={__name__="name1"}&match[]={__name__="name2"}&match[]={__name__="name3"}`;
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    const globalURL = 'http://example.com/federate';
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    const endpointLink = mount(<EndpointLink endpoint={endpoint} globalUrl={globalURL} />);
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    const badges = endpointLink.find(Badge);
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    expect(badges).toHaveLength(3);
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    expect(consoleSpy).not.toHaveBeenCalled();
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  });
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});
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