import Vuex from 'vuex';
import { shallowMount, createLocalVue } from '@vue/test-utils';
import { getJSONFixture } from 'helpers/fixtures';
import { GlButton, GlFriendlyWrap, GlPagination } from '@gitlab/ui';
import SuiteTable from '~/pipelines/components/test_reports/test_suite_table.vue';
import * as getters from '~/pipelines/stores/test_reports/getters';
import { TestStatus } from '~/pipelines/constants';
import skippedTestCases from './mock_data';

const localVue = createLocalVue();
localVue.use(Vuex);

describe('Test reports suite table', () => {
  let wrapper;
  let store;

  const {
    test_suites: [testSuite],
  } = getJSONFixture('pipelines/test_report.json');

  testSuite.test_cases = [...testSuite.test_cases, ...skippedTestCases];
  const testCases = testSuite.test_cases;

  const noCasesMessage = () => wrapper.find('.js-no-test-cases');
  const allCaseRows = () => wrapper.findAll('.js-case-row');
  const findCaseRowAtIndex = index => wrapper.findAll('.js-case-row').at(index);
  const findIconForRow = (row, status) => row.find(`.ci-status-icon-${status}`);

  const createComponent = (suite = testSuite, perPage = 20) => {
    store = new Vuex.Store({
      state: {
        testReports: {
          test_suites: [suite],
        },
        selectedSuiteIndex: 0,
        pageInfo: {
          page: 1,
          perPage,
        },
      },
      getters,
    });

    wrapper = shallowMount(SuiteTable, {
      store,
      localVue,
      stubs: { GlFriendlyWrap },
    });
  };

  afterEach(() => {
    wrapper.destroy();
  });

  describe('should not render', () => {
    beforeEach(() => createComponent([]));

    it('a table when there are no test cases', () => {
      expect(noCasesMessage().exists()).toBe(true);
    });
  });

  describe('when a test suite is supplied', () => {
    beforeEach(() => createComponent());

    it('renders the correct number of rows', () => {
      expect(allCaseRows().length).toBe(testCases.length);
    });

    it.each([
      TestStatus.ERROR,
      TestStatus.FAILED,
      TestStatus.SKIPPED,
      TestStatus.SUCCESS,
      'unknown',
    ])('renders the correct icon for test case with %s status', status => {
      const test = testCases.findIndex(x => x.status === status);
      const row = findCaseRowAtIndex(test);

      expect(findIconForRow(row, status).exists()).toBe(true);
    });

    it('renders the file name for the test with a copy button', () => {
      const { file } = testCases[0];
      const row = findCaseRowAtIndex(0);
      const button = row.find(GlButton);

      expect(row.text()).toContain(file);
      expect(button.exists()).toBe(true);
      expect(button.attributes('data-clipboard-text')).toBe(file);
    });
  });

  describe('when a test suite has more test cases than the pagination size', () => {
    const perPage = 2;

    beforeEach(() => {
      createComponent(testSuite, perPage);
    });

    it('renders one page of test cases', () => {
      expect(allCaseRows().length).toBe(perPage);
    });

    it('renders a pagination component', () => {
      expect(wrapper.find(GlPagination).exists()).toBe(true);
    });
  });
});