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97 lines
3.6 KiB
TypeScript
97 lines
3.6 KiB
TypeScript
/**
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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import { getFormattedUTCTime, convertUTCTimestampToLocal } from '../src/utils';
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describe('getFormattedUTCTime', () => {
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test('formats local timestamp for display as UTC date', () => {
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const utcTimestamp = 1420070400000; // 2015-01-01 00:00:00 UTC
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const localTimestamp = convertUTCTimestampToLocal(utcTimestamp);
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const formattedTime = getFormattedUTCTime(
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localTimestamp,
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'%Y-%m-%d %H:%M:%S',
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);
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expect(formattedTime).toEqual('2015-01-01 00:00:00');
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});
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});
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describe('convertUTCTimestampToLocal', () => {
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test('adjusts timestamp so local Date shows UTC date', () => {
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const utcTimestamp = 1704067200000;
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const adjustedTimestamp = convertUTCTimestampToLocal(utcTimestamp);
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const adjustedDate = new Date(adjustedTimestamp);
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expect(adjustedDate.getFullYear()).toEqual(2024);
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expect(adjustedDate.getMonth()).toEqual(0);
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expect(adjustedDate.getDate()).toEqual(1);
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});
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test('handles month boundaries', () => {
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const utcTimestamp = 1706745600000;
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const adjustedDate = new Date(convertUTCTimestampToLocal(utcTimestamp));
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expect(adjustedDate.getFullYear()).toEqual(2024);
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expect(adjustedDate.getMonth()).toEqual(1);
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expect(adjustedDate.getDate()).toEqual(1);
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});
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test('handles year boundaries', () => {
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const utcTimestamp = 1735689600000;
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const adjustedDate = new Date(convertUTCTimestampToLocal(utcTimestamp));
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expect(adjustedDate.getFullYear()).toEqual(2025);
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expect(adjustedDate.getMonth()).toEqual(0);
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expect(adjustedDate.getDate()).toEqual(1);
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});
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test('adds timezone offset to timestamp', () => {
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const utcTimestamp = 1704067200000;
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const adjustedTimestamp = convertUTCTimestampToLocal(utcTimestamp);
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const expectedOffset =
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new Date(utcTimestamp).getTimezoneOffset() * 60 * 1000;
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expect(adjustedTimestamp - utcTimestamp).toEqual(expectedOffset);
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});
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});
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describe('integration', () => {
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test('fixes timezone bug for CalHeatMap', () => {
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const febFirst2024UTC = 1706745600000;
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const adjustedDate = new Date(convertUTCTimestampToLocal(febFirst2024UTC));
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expect(adjustedDate.getMonth()).toEqual(1);
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expect(adjustedDate.getDate()).toEqual(1);
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});
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test('both functions work together to display dates correctly', () => {
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const utcTimestamp = 1704067200000;
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// convertUTCTimestampToLocal adjusts UTC for Cal-Heatmap (which interprets as local)
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const localTimestamp = convertUTCTimestampToLocal(utcTimestamp);
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const calHeatmapDate = new Date(localTimestamp);
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expect(calHeatmapDate.getMonth()).toEqual(0);
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expect(calHeatmapDate.getDate()).toEqual(1);
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// getFormattedUTCTime receives LOCAL timestamp (from Cal-Heatmap) and formats it
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const formattedTime = getFormattedUTCTime(localTimestamp, '%Y-%m-%d');
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expect(formattedTime).toContain('2024-01-01');
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});
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});
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