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-rw-r--r--spec/frontend/lib/utils/datetime_range_spec.js382
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diff --git a/spec/frontend/lib/utils/datetime_range_spec.js b/spec/frontend/lib/utils/datetime_range_spec.js
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-import _ from 'lodash';
-import {
- getRangeType,
- convertToFixedRange,
- isEqualTimeRanges,
- findTimeRange,
- timeRangeToParams,
- timeRangeFromParams,
-} from '~/lib/utils/datetime_range';
-
-const MOCK_NOW = Date.UTC(2020, 0, 23, 20);
-
-const MOCK_NOW_ISO_STRING = new Date(MOCK_NOW).toISOString();
-
-const mockFixedRange = {
- label: 'January 2020',
- start: '2020-01-01T00:00:00.000Z',
- end: '2020-01-31T23:59:00.000Z',
-};
-
-const mockAnchoredRange = {
- label: 'First two minutes of 2020',
- anchor: '2020-01-01T00:00:00.000Z',
- direction: 'after',
- duration: {
- seconds: 60 * 2,
- },
-};
-
-const mockRollingRange = {
- label: 'Next 2 minutes',
- direction: 'after',
- duration: {
- seconds: 60 * 2,
- },
-};
-
-const mockOpenRange = {
- label: '2020 so far',
- anchor: '2020-01-01T00:00:00.000Z',
- direction: 'after',
-};
-
-describe('Date time range utils', () => {
- describe('getRangeType', () => {
- it('infers correctly the range type from the input object', () => {
- const rangeTypes = {
- fixed: [{ start: MOCK_NOW_ISO_STRING, end: MOCK_NOW_ISO_STRING }],
- anchored: [{ anchor: MOCK_NOW_ISO_STRING, duration: { seconds: 0 } }],
- rolling: [{ duration: { seconds: 0 } }],
- open: [{ anchor: MOCK_NOW_ISO_STRING }],
- invalid: [
- {},
- { start: MOCK_NOW_ISO_STRING },
- { end: MOCK_NOW_ISO_STRING },
- { start: 'NOT_A_DATE', end: 'NOT_A_DATE' },
- { duration: { seconds: 'NOT_A_NUMBER' } },
- { duration: { seconds: Infinity } },
- { duration: { minutes: 20 } },
- { anchor: MOCK_NOW_ISO_STRING, duration: { seconds: 'NOT_A_NUMBER' } },
- { anchor: MOCK_NOW_ISO_STRING, duration: { seconds: Infinity } },
- { junk: 'exists' },
- ],
- };
-
- Object.entries(rangeTypes).forEach(([type, examples]) => {
- examples.forEach((example) => expect(getRangeType(example)).toEqual(type));
- });
- });
- });
-
- describe('convertToFixedRange', () => {
- beforeEach(() => {
- jest.spyOn(Date, 'now').mockImplementation(() => MOCK_NOW);
- });
-
- afterEach(() => {
- Date.now.mockRestore();
- });
-
- describe('When a fixed range is input', () => {
- it('converts a fixed range to an equal fixed range', () => {
- expect(convertToFixedRange(mockFixedRange)).toEqual({
- start: mockFixedRange.start,
- end: mockFixedRange.end,
- });
- });
-
- it('throws an error when fixed range does not contain an end time', () => {
- const aFixedRangeMissingEnd = _.omit(mockFixedRange, 'end');
-
- expect(() => convertToFixedRange(aFixedRangeMissingEnd)).toThrow();
- });
-
- it('throws an error when fixed range does not contain a start time', () => {
- const aFixedRangeMissingStart = _.omit(mockFixedRange, 'start');
-
- expect(() => convertToFixedRange(aFixedRangeMissingStart)).toThrow();
- });
-
- it('throws an error when the dates cannot be parsed', () => {
- const wrongStart = { ...mockFixedRange, start: 'I_CANNOT_BE_PARSED' };
- const wrongEnd = { ...mockFixedRange, end: 'I_CANNOT_BE_PARSED' };
-
- expect(() => convertToFixedRange(wrongStart)).toThrow();
- expect(() => convertToFixedRange(wrongEnd)).toThrow();
- });
- });
-
- describe('When an anchored range is input', () => {
- it('converts to a fixed range', () => {
- expect(convertToFixedRange(mockAnchoredRange)).toEqual({
- start: '2020-01-01T00:00:00.000Z',
- end: '2020-01-01T00:02:00.000Z',
- });
- });
-
- it('converts to a fixed range with a `before` direction', () => {
- expect(convertToFixedRange({ ...mockAnchoredRange, direction: 'before' })).toEqual({
- start: '2019-12-31T23:58:00.000Z',
- end: '2020-01-01T00:00:00.000Z',
- });
- });
-
- it('converts to a fixed range without an explicit direction, defaulting to `before`', () => {
- const defaultDirectionRange = _.omit(mockAnchoredRange, 'direction');
-
- expect(convertToFixedRange(defaultDirectionRange)).toEqual({
- start: '2019-12-31T23:58:00.000Z',
- end: '2020-01-01T00:00:00.000Z',
- });
- });
-
- it('throws an error when the anchor cannot be parsed', () => {
- const wrongAnchor = { ...mockAnchoredRange, anchor: 'I_CANNOT_BE_PARSED' };
-
- expect(() => convertToFixedRange(wrongAnchor)).toThrow();
- });
- });
-
- describe('when a rolling range is input', () => {
- it('converts to a fixed range', () => {
- expect(convertToFixedRange(mockRollingRange)).toEqual({
- start: '2020-01-23T20:00:00.000Z',
- end: '2020-01-23T20:02:00.000Z',
- });
- });
-
- it('converts to a fixed range with an implicit `before` direction', () => {
- const noDirection = _.omit(mockRollingRange, 'direction');
-
- expect(convertToFixedRange(noDirection)).toEqual({
- start: '2020-01-23T19:58:00.000Z',
- end: '2020-01-23T20:00:00.000Z',
- });
- });
-
- it('throws an error when the duration is not in the right format', () => {
- const wrongDuration = { ...mockRollingRange, duration: { minutes: 20 } };
-
- expect(() => convertToFixedRange(wrongDuration)).toThrow();
- });
-
- it('throws an error when the anchor is not valid', () => {
- const wrongAnchor = { ...mockRollingRange, anchor: 'CAN_T_PARSE_THIS' };
-
- expect(() => convertToFixedRange(wrongAnchor)).toThrow();
- });
- });
-
- describe('when an open range is input', () => {
- it('converts to a fixed range with an `after` direction', () => {
- expect(convertToFixedRange(mockOpenRange)).toEqual({
- start: '2020-01-01T00:00:00.000Z',
- end: '2020-01-23T20:00:00.000Z',
- });
- });
-
- it('converts to a fixed range with the explicit `before` direction', () => {
- const beforeOpenRange = { ...mockOpenRange, direction: 'before' };
-
- expect(convertToFixedRange(beforeOpenRange)).toEqual({
- start: '1970-01-01T00:00:00.000Z',
- end: '2020-01-01T00:00:00.000Z',
- });
- });
-
- it('converts to a fixed range with the implicit `before` direction', () => {
- const noDirectionOpenRange = _.omit(mockOpenRange, 'direction');
-
- expect(convertToFixedRange(noDirectionOpenRange)).toEqual({
- start: '1970-01-01T00:00:00.000Z',
- end: '2020-01-01T00:00:00.000Z',
- });
- });
-
- it('throws an error when the anchor cannot be parsed', () => {
- const wrongAnchor = { ...mockOpenRange, anchor: 'CAN_T_PARSE_THIS' };
-
- expect(() => convertToFixedRange(wrongAnchor)).toThrow();
- });
- });
- });
-
- describe('isEqualTimeRanges', () => {
- it('equal only compares relevant properies', () => {
- expect(
- isEqualTimeRanges(
- {
- ...mockFixedRange,
- label: 'A label',
- default: true,
- },
- {
- ...mockFixedRange,
- label: 'Another label',
- default: false,
- anotherKey: 'anotherValue',
- },
- ),
- ).toBe(true);
-
- expect(
- isEqualTimeRanges(
- {
- ...mockAnchoredRange,
- label: 'A label',
- default: true,
- },
- {
- ...mockAnchoredRange,
- anotherKey: 'anotherValue',
- },
- ),
- ).toBe(true);
- });
- });
-
- describe('findTimeRange', () => {
- const timeRanges = [
- {
- label: 'Before 2020',
- anchor: '2020-01-01T00:00:00.000Z',
- },
- {
- label: 'Last 30 minutes',
- duration: { seconds: 60 * 30 },
- },
- {
- label: 'In 2019',
- start: '2019-01-01T00:00:00.000Z',
- end: '2019-12-31T12:59:59.999Z',
- },
- {
- label: 'Next 2 minutes',
- direction: 'after',
- duration: {
- seconds: 60 * 2,
- },
- },
- ];
-
- it('finds a time range', () => {
- const tr0 = {
- anchor: '2020-01-01T00:00:00.000Z',
- };
- expect(findTimeRange(tr0, timeRanges)).toBe(timeRanges[0]);
-
- const tr1 = {
- duration: { seconds: 60 * 30 },
- };
- expect(findTimeRange(tr1, timeRanges)).toBe(timeRanges[1]);
-
- const tr1Direction = {
- direction: 'before',
- duration: {
- seconds: 60 * 30,
- },
- };
- expect(findTimeRange(tr1Direction, timeRanges)).toBe(timeRanges[1]);
-
- const tr2 = {
- someOtherLabel: 'Added arbitrarily',
- start: '2019-01-01T00:00:00.000Z',
- end: '2019-12-31T12:59:59.999Z',
- };
- expect(findTimeRange(tr2, timeRanges)).toBe(timeRanges[2]);
-
- const tr3 = {
- direction: 'after',
- duration: {
- seconds: 60 * 2,
- },
- };
- expect(findTimeRange(tr3, timeRanges)).toBe(timeRanges[3]);
- });
-
- it('doesnot finds a missing time range', () => {
- const nonExistant = {
- direction: 'before',
- duration: {
- seconds: 200,
- },
- };
- expect(findTimeRange(nonExistant, timeRanges)).toBeUndefined();
- });
- });
-
- describe('conversion to/from params', () => {
- const mockFixedParams = {
- start: '2020-01-01T00:00:00.000Z',
- end: '2020-01-31T23:59:00.000Z',
- };
-
- const mockAnchoredParams = {
- anchor: '2020-01-01T00:00:00.000Z',
- direction: 'after',
- duration_seconds: '120',
- };
-
- const mockRollingParams = {
- direction: 'after',
- duration_seconds: '120',
- };
-
- describe('timeRangeToParams', () => {
- it('converts fixed ranges to params', () => {
- expect(timeRangeToParams(mockFixedRange)).toEqual(mockFixedParams);
- });
-
- it('converts anchored ranges to params', () => {
- expect(timeRangeToParams(mockAnchoredRange)).toEqual(mockAnchoredParams);
- });
-
- it('converts rolling ranges to params', () => {
- expect(timeRangeToParams(mockRollingRange)).toEqual(mockRollingParams);
- });
- });
-
- describe('timeRangeFromParams', () => {
- it('converts fixed ranges from params', () => {
- const params = { ...mockFixedParams, other_param: 'other_value' };
- const expectedRange = _.omit(mockFixedRange, 'label');
-
- expect(timeRangeFromParams(params)).toEqual(expectedRange);
- });
-
- it('converts anchored ranges to params', () => {
- const expectedRange = _.omit(mockRollingRange, 'label');
-
- expect(timeRangeFromParams(mockRollingParams)).toEqual(expectedRange);
- });
-
- it('converts rolling ranges from params', () => {
- const params = { ...mockRollingParams, other_param: 'other_value' };
- const expectedRange = _.omit(mockRollingRange, 'label');
-
- expect(timeRangeFromParams(params)).toEqual(expectedRange);
- });
-
- it('converts rolling ranges from params with a default direction', () => {
- const params = {
- ...mockRollingParams,
- direction: 'before',
- other_param: 'other_value',
- };
- const expectedRange = _.omit(mockRollingRange, 'label', 'direction');
-
- expect(timeRangeFromParams(params)).toEqual(expectedRange);
- });
-
- it('converts to null when for no relevant params', () => {
- const range = {
- useless_param_1: 'value1',
- useless_param_2: 'value2',
- };
-
- expect(timeRangeFromParams(range)).toBe(null);
- });
- });
- });
-});
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