grafana/e2e/various-suite/loki-query-builder.spec.ts

95 lines
3.8 KiB
TypeScript

import { e2e } from '../utils';
const MISSING_LABEL_FILTER_ERROR_MESSAGE = 'Select at least 1 label filter (label and value)';
const dataSourceName = 'LokiBuilder';
const addDataSource = () => {
e2e.flows.addDataSource({
type: 'Loki',
expectedAlertMessage: 'Unable to connect with Loki. Please check the server logs for more details.',
name: dataSourceName,
form: () => {
cy.get('#connection-url').type('http://loki-url:3100');
},
});
};
const finalQuery = 'rate({instance=~"instance1|instance2"} | logfmt | __error__=`` [$__auto]';
describe('Loki query builder', () => {
beforeEach(() => {
e2e.flows.login(Cypress.env('USERNAME'), Cypress.env('PASSWORD'));
cy.request({
url: `${Cypress.env('BASE_URL')}/api/datasources/name/${dataSourceName}`,
failOnStatusCode: false,
}).then((response) => {
if (response.isOkStatusCode) {
return;
}
addDataSource();
});
});
it('should be able to use all modes', () => {
cy.intercept(/labels\?/, (req) => {
req.reply({ status: 'success', data: ['instance', 'job', 'source'] });
}).as('labelsRequest');
cy.intercept(/series?/, (req) => {
req.reply({ status: 'success', data: [{ instance: 'instance1' }] });
});
cy.intercept(/values/, (req) => {
req.reply({ status: 'success', data: ['instance1', 'instance2'] });
}).as('valuesRequest');
// Go to Explore and choose Loki data source
e2e.pages.Explore.visit();
e2e.components.DataSourcePicker.container().should('be.visible').click();
cy.contains(dataSourceName).scrollIntoView().should('be.visible').click();
// Start in builder mode, click and choose query pattern
e2e.components.QueryBuilder.queryPatterns().click();
cy.contains('Log query starters').click();
cy.contains('Use this query').click();
cy.contains('No pipeline errors').should('be.visible');
cy.contains('Logfmt').should('be.visible');
cy.contains('{} | logfmt | __error__=``').should('be.visible');
// Add operation
cy.contains('Operations').should('be.visible').click();
cy.contains('Range functions').should('be.visible').click();
cy.contains('Rate').should('be.visible').click();
cy.contains('rate({} | logfmt | __error__=`` [$__auto]').should('be.visible');
// Check for expected error
cy.contains(MISSING_LABEL_FILTER_ERROR_MESSAGE).should('be.visible');
// Add labels to remove error
e2e.components.QueryBuilder.labelSelect().should('be.visible').click();
// wait until labels are loaded and set on the component before starting to type
cy.wait('@labelsRequest');
e2e.components.QueryBuilder.labelSelect().type('instance{enter}');
e2e.components.QueryBuilder.matchOperatorSelect().should('be.visible').click().type('=~{enter}');
e2e.components.QueryBuilder.valueSelect().should('be.visible').click();
cy.wait('@valuesRequest');
e2e.components.QueryBuilder.valueSelect().type('instance1{enter}').type('instance2{enter}');
cy.contains(MISSING_LABEL_FILTER_ERROR_MESSAGE).should('not.exist');
cy.contains(finalQuery).should('be.visible');
// Change to code editor
e2e.components.RadioButton.container().filter(':contains("Code")').click();
// We need to test this manually because the final query is split into separate DOM elements using cy.contains(finalQuery).should('be.visible'); does not detect the query.
cy.contains('rate').should('be.visible');
cy.contains('instance1|instance2').should('be.visible');
cy.contains('logfmt').should('be.visible');
cy.contains('__error__').should('be.visible');
cy.contains('$__auto').should('be.visible');
// Checks the explain mode toggle
cy.contains('label', 'Explain').click();
cy.contains('Fetch all log lines matching label filters.').should('be.visible');
});
});