fix(time): infinite loop for ticks of Berlin time (#208)

__tests__/bugs/d3-timezone.spec.ts

@@ -0,0 +1,11 @@
+import { d3Time } from '../../src';
+
+test('d3Time(1698796800000, 1701302400000, 5)', () => {
+  const ticks = d3Time(new Date(1698796800000), new Date(1701302400000), 5);
+  expect(ticks).toEqual([
+    new Date('2023-11-04T23:00:00.000Z'),
+    new Date('2023-11-11T23:00:00.000Z'),
+    new Date('2023-11-18T23:00:00.000Z'),
+    new Date('2023-11-25T23:00:00.000Z'),
+  ]);
+});

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@antv/scale",
-  "version": "0.4.13",
+  "version": "0.4.14",
   "description": "Toolkit for mapping abstract data into visual representation.",
   "license": "MIT",
   "main": "lib/index.js",
@@ -20,7 +20,9 @@
     "size": "limit-size",
     "lint": "eslint ./src/**/*.ts ./__tests__/**/*.ts && prettier ./src ./__tests__ --check ",
     "fix": "eslint ./src/**/*.ts ./__tests__/**/*.ts --fix && prettier ./src ./__tests__ --write ",
-    "test": "jest",
+    "test": "run-s test:timezone test:jest",
+    "test:jest": "jest --testPathIgnorePatterns=__tests__/bugs/d3-timezone.spec.ts",
+    "test:timezone": "cross-env TZ=Europe/Berlin jest __tests__/bugs/d3-timezone.spec.ts",
     "build:umd": "rimraf ./dist && rollup -c && npm run size",
     "build:cjs": "rimraf ./lib && tsc --module commonjs --outDir lib",
     "build:esm": "rimraf ./esm && tsc --module ESNext --outDir esm",
@@ -42,6 +44,7 @@
     "@types/jest": "^26.0.20",
     "@typescript-eslint/eslint-plugin": "^4.18.0",
     "@typescript-eslint/parser": "^4.19.0",
+    "cross-env": "^7.0.3",
     "d3-scale": "^3.2.4",
     "eslint": "^7.22.0",
     "eslint-config-airbnb": "^18.2.1",

src/utils/time-interval.ts

@@ -63,7 +63,8 @@ export function createInterval(duration: number, floorish: TimeProcess, offseti:
     const ticks = [];
     const roundStep = Math.floor(step);
     const t = shouldAdjust ? ceil(start, step) : ceil(start);
-    for (let i = t; +i < +stop; offseti(i, roundStep), floori(i)) {
+    let index = 0;
+    for (let i = t; +i < +stop && index < 10; offseti(i, roundStep), floori(i), index += 1) {
       ticks.push(new Date(+i));
     }
     return ticks;
@@ -150,7 +151,7 @@ export const week: Interval = createInterval(
     date.setHours(0, 0, 0, 0);
   },
   (date, step = 1) => {
-    date.setTime(+date + DURATION_WEEK * step);
+    date.setDate(date.getDate() + 7 * step);
   },
   (date) => {
     const start = month.floor(date);