fix: tests failed due to timezone issues

.env.test

@@ -44,3 +44,5 @@ GOOGLE_DYNAMIC_MAP_ID="test"
 HIDE_FOR_NEXT_RELEASE="true"
 SALESFORCE_PREFERENCE_BASE_URL="test"
 USE_NEW_REWARDS_ENDPOINT="true"
+
+TZ=UTC

app/[lang]/(live)/(public)/hotelreservation/(standard)/select-rate/getValidDates.test.ts

@@ -3,49 +3,57 @@ import { beforeAll, describe, expect, it } from "@jest/globals"
 import { getValidFromDate, getValidToDate } from "./getValidDates"
 
 const NOW = new Date("2020-10-01T00:00:00Z")
+let originalTz: string | undefined
+
 describe("getValidFromDate", () => {
   beforeAll(() => {
     jest.useFakeTimers({ now: NOW })
+    originalTz = process.env.TZ
+    console.log("originalTz", originalTz)
+    process.env.TZ = "UTC"
   })
 
-  it("returns today when empty string is provided", () => {
+  afterAll(() => {
-    const actual = getValidFromDate("")
+    process.env.TZ = originalTz
-    expect(actual.toISOString()).toBe("2020-10-01T00:00:00.000Z")
+    jest.useRealTimers()
   })
 
-  it("returns today when undefined is provided", () => {
+  describe("getValidFromDate", () => {
-    const actual = getValidFromDate(undefined)
+    it("returns today when empty string is provided", () => {
-    expect(actual.toISOString()).toBe("2020-10-01T00:00:00.000Z")
+      const actual = getValidFromDate("")
+      expect(actual.toISOString()).toBe("2020-10-01T00:00:00.000Z")
+    })
+
+    it("returns today when undefined is provided", () => {
+      const actual = getValidFromDate(undefined)
+      expect(actual.toISOString()).toBe("2020-10-01T00:00:00.000Z")
+    })
+
+    it("returns given date in utc", () => {
+      const actual = getValidFromDate("2024-01-01")
+      expect(actual.toISOString()).toBe("2024-01-01T00:00:00.000Z")
+    })
   })
 
-  it("returns given date in utc", () => {
+  describe("getValidToDate", () => {
-    const actual = getValidFromDate("2024-01-01")
+    it("returns day after fromDate when empty string is provided", () => {
-    expect(actual.toISOString()).toBe("2023-12-31T23:00:00.000Z")
+      const actual = getValidToDate("", NOW)
-  })
+      expect(actual.toISOString()).toBe("2020-10-02T00:00:00.000Z")
-})
+    })
-
+
-describe("getValidToDate", () => {
+    it("returns day after fromDate when undefined is provided", () => {
-  beforeAll(() => {
+      const actual = getValidToDate(undefined, NOW)
-    jest.useFakeTimers({ now: NOW })
+      expect(actual.toISOString()).toBe("2020-10-02T00:00:00.000Z")
-  })
+    })
-
+
-  it("returns day after fromDate when empty string is provided", () => {
+    it("returns given date in utc", () => {
-    const actual = getValidToDate("", NOW)
+      const actual = getValidToDate("2024-01-01", NOW)
-    expect(actual.toISOString()).toBe("2020-10-02T00:00:00.000Z")
+      expect(actual.toISOString()).toBe("2024-01-01T00:00:00.000Z")
-  })
+    })
-
+
-  it("returns day after fromDate when undefined is provided", () => {
+    it("fallsback to day after fromDate when given date is before fromDate", () => {
-    const actual = getValidToDate(undefined, NOW)
+      const actual = getValidToDate("2020-09-30", NOW)
-    expect(actual.toISOString()).toBe("2020-10-02T00:00:00.000Z")
+      expect(actual.toISOString()).toBe("2020-10-02T00:00:00.000Z")
-  })
+    })
-
-  it("returns given date in utc", () => {
-    const actual = getValidToDate("2024-01-01", NOW)
-    expect(actual.toISOString()).toBe("2023-12-31T23:00:00.000Z")
-  })
-
-  it("fallsback to day after fromDate when given date is before fromDate", () => {
-    const actual = getValidToDate("2020-09-30", NOW)
-    expect(actual.toISOString()).toBe("2020-10-02T00:00:00.000Z")
   })
 })