Add karma test for time_series.vue

New spec file for time_series.vue written using karma. New spec
extends the spec from area.vue

1 files changed, 0 insertions, 321 deletions

diff --git a/spec/frontend/monitoring/components/charts/time_series_spec.js b/spec/frontend/monitoring/components/charts/time_series_spec.js
deleted file mode 100644
index 75f7170442e..00000000000
--- a/spec/frontend/monitoring/components/charts/time_series_spec.js
+++ /dev/null
@@ -1,321 +0,0 @@
-import { shallowMount } from '@vue/test-utils';
-import { createStore } from '~/monitoring/stores';
-import { GlLink } from '@gitlab/ui';
-import { GlAreaChart, GlLineChart, GlChartSeriesLabel } from '@gitlab/ui/dist/charts';
-import { getSvgIconPathContent } from '~/lib/utils/icon_utils';
-import TimeSeries from '~/monitoring/components/charts/time_series.vue';
-import * as types from '~/monitoring/stores/mutation_types';
-import { TEST_HOST } from 'helpers/test_constants';
-import { shallowWrapperContainsSlotText } from '../../../helpers/vue_test_utils_helper';
-import MonitoringMock, { deploymentData } from '../../../../javascripts/monitoring/mock_data';
-
-jest.mock('~/lib/utils/icon_utils');
-
-describe('Time Series component', () => {
-  const mockSha = 'mockSha';
-  const mockWidgets = 'mockWidgets';
-  const mockSvgPathContent = 'mockSvgPathContent';
-  const projectPath = `${TEST_HOST}/path/to/project`;
-  const commitUrl = `${projectPath}/commit/${mockSha}`;
-  let mockGraphData;
-  let timeSeriesChart;
-  let spriteSpy;
-  let store;
-
-  beforeEach(() => {
-    store = createStore();
-    store.commit(`monitoringDashboard/${types.RECEIVE_METRICS_DATA_SUCCESS}`, MonitoringMock.data);
-    store.commit(`monitoringDashboard/${types.RECEIVE_DEPLOYMENTS_DATA_SUCCESS}`, deploymentData);
-    store.dispatch('monitoringDashboard/setFeatureFlags', { exportMetricsToCsvEnabled: true });
-
-    [mockGraphData] = store.state.monitoringDashboard.groups[0].metrics;
-
-    getSvgIconPathContent.mockResolvedValue('mockSvgPathContent');
-
-    window.URL.createObjectURL = jest.fn();
-
-    timeSeriesChart = shallowMount(TimeSeries, {
-      propsData: {
-        graphData: mockGraphData,
-        containerWidth: 0,
-        deploymentData: store.state.monitoringDashboard.deploymentData,
-        projectPath,
-      },
-      slots: {
-        default: mockWidgets,
-      },
-      store,
-    });
-  });
-
-  afterEach(() => {
-    timeSeriesChart.destroy();
-    window.URL.createObjectURL.mockReset();
-  });
-
-  it('renders chart title', () => {
-    expect(timeSeriesChart.find({ ref: 'graphTitle' }).text()).toBe(mockGraphData.title);
-  });
-
-  it('contains graph widgets from slot', () => {
-    expect(timeSeriesChart.find({ ref: 'graphWidgets' }).text()).toBe(mockWidgets);
-  });
-
-  describe('wrapped components', () => {
-    describe('GitLab UI area chart', () => {
-      let glAreaChart;
-      let glLineChart;
-
-      beforeEach(() => {
-        glAreaChart = timeSeriesChart.find(GlAreaChart);
-        glLineChart = timeSeriesChart.find(GlLineChart);
-      });
-
-      it('area chart is present and a Vue instance', () => {
-        expect(glAreaChart.isVueInstance()).toBe(true);
-      });
-
-      it('line chart is not present', () => {
-        expect(glLineChart.exists()).toBe(false);
-      });
-
-      describe('computed', () => {
-        describe('chartData', () => {
-          let chartData;
-
-          beforeEach(() => {
-            ({ chartData } = timeSeriesChart.vm);
-          });
-          it('has area style defined', () => {
-            expect(chartData[0].areaStyle).toBeDefined();
-          });
-        })
-      })
-    })
-
-    describe('GitLab UI line chart', () => {
-      let glLineChart;
-
-      beforeEach(() => {
-        glLineChart = timeSeriesChart.find(GlLineChart);
-      });
-
-      it('is a Vue instance', () => {
-        expect(glLineChart.isVueInstance()).toBe(true);
-      });
-
-      it('receives data properties needed for proper chart render', () => {
-        const props = glLineChart.props();
-
-       expect(props.data).toBe(timeSeriesChart.vm.chartData);
-        expect(props.option).toBe(timeSeriesChart.vm.chartOptions);
-        expect(props.formatTooltipText).toBe(timeSeriesChart.vm.formatTooltipText);
-        expect(props.thresholds).toBe(timeSeriesChart.vm.thresholds);
-      });
-
-      it('recieves a tooltip title', () => {
-        const mockTitle = 'mockTitle';
-        timeSeriesChart.vm.tooltip.title = mockTitle;
-
-        expect(shallowWrapperContainsSlotText(glLineChart, 'tooltipTitle', mockTitle)).toBe(true);
-      });
-
-      describe('when tooltip is showing deployment data', () => {
-        beforeEach(() => {
-          timeSeriesChart.vm.tooltip.isDeployment = true;
-        });
-
-        it('uses deployment title', () => {
-          expect(shallowWrapperContainsSlotText(glLineChart, 'tooltipTitle', 'Deployed')).toBe(
-            true,
-          );
-        });
-
-        it('renders clickable commit sha in tooltip content', () => {
-          timeSeriesChart.vm.tooltip.sha = mockSha;
-          timeSeriesChart.vm.tooltip.commitUrl = commitUrl;
-
-          const commitLink = timeSeriesChart.find(GlLink);
-
-          expect(shallowWrapperContainsSlotText(commitLink, 'default', mockSha)).toBe(true);
-          expect(commitLink.attributes('href')).toEqual(commitUrl);
-        });
-      });
-    });
-  });
-
-  describe('when exportMetricsToCsvEnabled is disabled', () => {
-    beforeEach(() => {
-      store.dispatch('monitoringDashboard/setFeatureFlags', { exportMetricsToCsvEnabled: false });
-    });
-
-    it('does not render the Download CSV button', () => {
-      expect(timeSeriesChart.contains('glbutton-stub')).toBe(false);
-    });
-  });
-
-  describe('methods', () => {
-    describe('formatTooltipText', () => {
-      const mockDate = deploymentData[0].created_at;
-      const generateSeriesData = type => ({
-        seriesData: [
-          {
-            seriesName: timeSeriesChart.vm.chartData[0].name,
-            componentSubType: type,
-            value: [mockDate, 5.55555],
-            seriesIndex: 0,
-          },
-        ],
-        value: mockDate,
-      });
-
-      describe('when series is of line type', () => {
-        beforeEach(() => {
-          timeSeriesChart.vm.formatTooltipText(generateSeriesData('line'));
-        });
-
-        it('formats tooltip title', () => {
-          expect(timeSeriesChart.vm.tooltip.title).toBe('31 May 2017, 9:23PM');
-        });
-
-        it('formats tooltip content', () => {
-          const name = 'Core Usage';
-          const value = '5.556';
-          const seriesLabel = timeSeriesChart.find(GlChartSeriesLabel);
-
-          expect(seriesLabel.vm.color).toBe('');
-          expect(shallowWrapperContainsSlotText(seriesLabel, 'default', name)).toBe(true);
-          expect(timeSeriesChart.vm.tooltip.content).toEqual([{ name, value, color: undefined }]);
-          expect(
-            shallowWrapperContainsSlotText(timeSeriesChart.find(GlAreaChart), 'tooltipContent', value),
-          ).toBe(true);
-        });
-      });
-
-      describe('when series is of scatter type', () => {
-        beforeEach(() => {
-          timeSeriesChart.vm.formatTooltipText(generateSeriesData('scatter'));
-        });
-
-        it('formats tooltip title', () => {
-          expect(timeSeriesChart.vm.tooltip.title).toBe('31 May 2017, 9:23PM');
-        });
-
-        it('formats tooltip sha', () => {
-          expect(timeSeriesChart.vm.tooltip.sha).toBe('f5bcd1d9');
-        });
-      });
-    });
-
-    describe('setSvg', () => {
-      const mockSvgName = 'mockSvgName';
-
-      beforeEach(() => {
-        timeSeriesChart.vm.setSvg(mockSvgName);
-      });
-
-      it('gets svg path content', () => {
-        expect(getSvgIconPathContent).toHaveBeenCalledWith(mockSvgName);
-      });
-
-      it('sets svg path content', done => {
-        timeSeriesChart.vm.$nextTick(() => {
-          expect(timeSeriesChart.vm.svgs[mockSvgName]).toBe(`path://${mockSvgPathContent}`);
-          done();
-        });
-      });
-    });
-
-    describe('onResize', () => {
-      const mockWidth = 233;
-
-      beforeEach(() => {
-        jest.spyOn(Element.prototype, 'getBoundingClientRect').and.callFake(() => ({
-          width: mockWidth,
-        }));
-        timeSeriesChart.vm.onResize();
-      });
-
-      it('sets time series chart width', () => {
-        expect(timeSeriesChart.vm.width).toBe(mockWidth);
-      });
-    });
-  });
-
-  describe('computed', () => {
-    describe('chartData', () => {
-      let chartData;
-      const seriesData = () => chartData[0];
-
-      beforeEach(() => {
-        ({ chartData } = timeSeriesChart.vm);
-      });
-
-      it('utilizes all data points', () => {
-        expect(chartData.length).toBe(1);
-        expect(seriesData().data.length).toBe(297);
-      });
-
-      it('creates valid data', () => {
-        const { data } = seriesData();
-
-        expect(
-          data.filter(([time, value]) => new Date(time).getTime() > 0 && typeof value === 'number')
-            .length,
-        ).toBe(data.length);
-      });
-
-      it('formats line width correctly', () => {
-        expect(chartData[0].lineStyle.width).toBe(2);
-      });
-    });
-
-    describe('chartOptions', () => {
-      describe('yAxis formatter', () => {
-        let format;
-
-        beforeEach(() => {
-          format = timeSeriesChart.vm.chartOptions.yAxis.axisLabel.formatter;
-        });
-
-        it('rounds to 3 decimal places', () => {
-          expect(format(0.88888)).toBe('0.889');
-        });
-      });
-    });
-
-    describe('scatterSeries', () => {
-      it('utilizes deployment data', () => {
-        expect(timeSeriesChart.vm.scatterSeries.data).toEqual([
-          ['2017-05-31T21:23:37.881Z', 0],
-          ['2017-05-30T20:08:04.629Z', 0],
-          ['2017-05-30T17:42:38.409Z', 0],
-        ]);
-      });
-    });
-
-    describe('yAxisLabel', () => {
-      it('constructs a label for the chart y-axis', () => {
-        expect(timeSeriesChart.vm.yAxisLabel).toBe('CPU');
-      });
-    });
-
-    describe('csvText', () => {
-      it('converts data from json to csv', () => {
-        const header = `timestamp,${mockGraphData.y_label}`;
-        const data = mockGraphData.queries[0].result[0].values;
-        const firstRow = `${data[0][0]},${data[0][1]}`;
-
-        expect(timeSeriesChart.vm.csvText).toMatch(`^${header}\r\n${firstRow}`);
-      });
-    });
-
-    describe('downloadLink', () => {
-      it('produces a link to download metrics as csv', () => {
-        const link = timeSeriesChart.vm.downloadLink;
-
-        expect(link).toContain('blob:');
-      });
-    });
-  });
-});