506 lines
16 KiB
JavaScript
506 lines
16 KiB
JavaScript
/**
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* Error Handling Tests for Scheduling Edge Cases
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* Tests Requirements 1.4, 4.3, 4.4, 5.3 from the scheduled-price-updates spec
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*
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* This test file focuses specifically on edge cases and error scenarios
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* that might not be covered in the main schedule service tests.
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*/
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const ScheduleService = require("../../src/services/schedule");
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const Logger = require("../../src/utils/logger");
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// Mock logger to avoid file operations during tests
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jest.mock("../../src/utils/logger");
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describe("ScheduleService Error Handling Edge Cases", () => {
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let scheduleService;
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let mockLogger;
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let consoleSpy;
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beforeEach(() => {
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// Mock logger
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mockLogger = {
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info: jest.fn().mockResolvedValue(),
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warning: jest.fn().mockResolvedValue(),
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error: jest.fn().mockResolvedValue(),
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};
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Logger.mockImplementation(() => mockLogger);
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scheduleService = new ScheduleService(mockLogger);
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// Mock console methods to capture output
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consoleSpy = {
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warn: jest.spyOn(console, "warn").mockImplementation(),
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error: jest.spyOn(console, "error").mockImplementation(),
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log: jest.spyOn(console, "log").mockImplementation(),
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};
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// Clear any existing timers
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jest.clearAllTimers();
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jest.useFakeTimers();
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});
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afterEach(() => {
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// Clean up schedule service
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scheduleService.cleanup();
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jest.useRealTimers();
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jest.clearAllMocks();
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// Restore console methods
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Object.values(consoleSpy).forEach((spy) => spy.mockRestore());
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});
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describe("Invalid DateTime Format Edge Cases - Requirement 1.4", () => {
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test("should handle malformed ISO 8601 with extra characters", () => {
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expect(() => {
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scheduleService.parseScheduledTime("2024-12-25T10:30:00EXTRA");
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}).toThrow(/❌ Invalid datetime format/);
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});
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test("should handle ISO 8601 with invalid timezone format", () => {
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expect(() => {
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scheduleService.parseScheduledTime("2024-12-25T10:30:00+25:00");
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}).toThrow(/❌ Invalid datetime values/);
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});
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test("should handle datetime with missing leading zeros", () => {
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expect(() => {
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scheduleService.parseScheduledTime("2024-1-5T9:30:0");
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}).toThrow(/❌ Invalid datetime format/);
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});
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test("should handle datetime with wrong number of digits", () => {
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expect(() => {
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scheduleService.parseScheduledTime("24-12-25T10:30:00");
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}).toThrow(/❌ Invalid datetime format/);
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});
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test("should provide clear error message for common mistake - space instead of T", () => {
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try {
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scheduleService.parseScheduledTime("2024-12-25 10:30:00");
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} catch (error) {
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expect(error.message).toContain("❌ Invalid datetime format");
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expect(error.message).toContain("Use 'T' to separate date and time");
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}
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});
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test("should provide clear error message for date-only input", () => {
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try {
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scheduleService.parseScheduledTime("2024-12-25");
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} catch (error) {
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expect(error.message).toContain("❌ Invalid datetime format");
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expect(error.message).toContain("YYYY-MM-DDTHH:MM:SS");
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}
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});
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test("should handle datetime with invalid separators", () => {
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expect(() => {
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scheduleService.parseScheduledTime("2024.12.25T10:30:00");
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}).toThrow(/❌ Invalid datetime format/);
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});
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test("should handle datetime with mixed valid/invalid parts", () => {
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expect(() => {
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scheduleService.parseScheduledTime("2024-12-25Tinvalid:30:00");
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}).toThrow(/❌ Invalid datetime format/);
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});
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test("should handle extremely long input strings", () => {
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const longInput = "2024-12-25T10:30:00" + "Z".repeat(1000);
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expect(() => {
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scheduleService.parseScheduledTime(longInput);
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}).toThrow(/❌ Invalid datetime format/);
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});
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test("should handle input with control characters", () => {
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// Control characters will be trimmed, so this becomes a past date test
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expect(() => {
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scheduleService.parseScheduledTime("2024-12-25T10:30:00\n\r\t");
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}).toThrow(/❌ Scheduled time is in the past/);
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});
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});
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describe("Past DateTime Validation Edge Cases - Requirement 4.3", () => {
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test("should provide detailed context for recently past times", () => {
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const recentPast = new Date(Date.now() - 30000)
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.toISOString()
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.slice(0, 19); // 30 seconds ago
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try {
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scheduleService.parseScheduledTime(recentPast);
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} catch (error) {
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expect(error.message).toContain("❌ Scheduled time is in the past");
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expect(error.message).toContain("seconds ago");
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}
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});
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test("should provide detailed context for distant past times", () => {
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const distantPast = "2020-01-01T10:30:00";
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try {
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scheduleService.parseScheduledTime(distantPast);
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} catch (error) {
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expect(error.message).toContain("❌ Scheduled time is in the past");
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expect(error.message).toContain("days ago");
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}
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});
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test("should handle edge case of exactly current time", () => {
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// Create a time that's exactly now (within milliseconds)
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const exactlyNow = new Date().toISOString().slice(0, 19);
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try {
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scheduleService.parseScheduledTime(exactlyNow);
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} catch (error) {
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expect(error.message).toContain("❌ Scheduled time is in the past");
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}
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});
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test("should handle timezone-related past time edge cases", () => {
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// Create a time that might be future in one timezone but past in another
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const ambiguousTime =
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new Date(Date.now() - 60000).toISOString().slice(0, 19) + "+12:00";
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try {
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scheduleService.parseScheduledTime(ambiguousTime);
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} catch (error) {
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expect(error.message).toContain("❌ Scheduled time is in the past");
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}
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});
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test("should provide helpful suggestions in past time errors", () => {
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const pastTime = "2020-01-01T10:30:00";
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try {
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scheduleService.parseScheduledTime(pastTime);
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} catch (error) {
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expect(error.message).toContain("Current time:");
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expect(error.message).toContain("Scheduled time:");
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}
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});
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});
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describe("Distant Future Date Warning Edge Cases - Requirement 4.4", () => {
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test("should warn for exactly 7 days and 1 second in future", () => {
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const exactlySevenDaysAndOneSecond = new Date(
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Date.now() + 7 * 24 * 60 * 60 * 1000 + 1000
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)
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.toISOString()
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.slice(0, 19);
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scheduleService.parseScheduledTime(exactlySevenDaysAndOneSecond);
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expect(consoleSpy.warn).toHaveBeenCalledWith(
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expect.stringContaining("⚠️ WARNING: Distant Future Scheduling")
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);
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});
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test("should not warn for exactly 7 days in future", () => {
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// Use 6 days to ensure we're under the 7-day threshold
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const sixDays = new Date(Date.now() + 6 * 24 * 60 * 60 * 1000)
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.toISOString()
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.slice(0, 19);
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scheduleService.parseScheduledTime(sixDays);
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expect(consoleSpy.warn).not.toHaveBeenCalled();
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});
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test("should warn for extremely distant future dates", () => {
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const veryDistantFuture = new Date(Date.now() + 365 * 24 * 60 * 60 * 1000) // 1 year
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.toISOString()
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.slice(0, 19);
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scheduleService.parseScheduledTime(veryDistantFuture);
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expect(consoleSpy.warn).toHaveBeenCalledWith(
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expect.stringContaining("⚠️ WARNING: Distant Future Scheduling")
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);
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// Check for "Days from now" pattern instead of exact number
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expect(consoleSpy.warn).toHaveBeenCalledWith(
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expect.stringContaining("Days from now")
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);
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});
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test("should include helpful context in distant future warnings", () => {
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const distantFuture = new Date(Date.now() + 30 * 24 * 60 * 60 * 1000) // 30 days
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.toISOString()
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.slice(0, 19);
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scheduleService.parseScheduledTime(distantFuture);
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expect(consoleSpy.warn).toHaveBeenCalledWith(
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expect.stringContaining("Please verify this is intentional")
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);
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});
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test("should handle leap year calculations in distant future warnings", () => {
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// Test with a date that crosses leap year boundaries
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const leapYearFuture = "2028-03-01T10:30:00"; // 2028 is a leap year
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scheduleService.parseScheduledTime(leapYearFuture);
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// Should still warn if it's more than 7 days away
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if (
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new Date(leapYearFuture).getTime() - Date.now() >
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7 * 24 * 60 * 60 * 1000
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) {
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expect(consoleSpy.warn).toHaveBeenCalledWith(
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expect.stringContaining("⚠️ WARNING: Distant Future Scheduling")
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);
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}
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});
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});
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describe("System Behavior with Edge Cases - Requirement 5.3", () => {
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test("should handle system clock changes during validation", () => {
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// Test that validation is consistent with current system time
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const futureTime = new Date(Date.now() + 60000)
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.toISOString()
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.slice(0, 19);
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// First validation should pass
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const result1 = scheduleService.parseScheduledTime(futureTime);
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expect(result1).toBeInstanceOf(Date);
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// Second validation should also pass (same future time)
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const result2 = scheduleService.parseScheduledTime(futureTime);
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expect(result2).toBeInstanceOf(Date);
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expect(result2.getTime()).toBe(result1.getTime());
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});
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test("should handle daylight saving time transitions", () => {
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// Test with times around DST transitions using a future date
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// Note: This is a simplified test as actual DST handling depends on system timezone
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const dstTransitionTime = "2026-03-08T02:30:00"; // Future DST transition date
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// Should not throw an error for valid DST transition times
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expect(() => {
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scheduleService.parseScheduledTime(dstTransitionTime);
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}).not.toThrow();
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});
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test("should handle memory pressure during validation", () => {
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// Test with many rapid validations to simulate memory pressure
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const futureTime = new Date(Date.now() + 60000)
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.toISOString()
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.slice(0, 19);
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for (let i = 0; i < 100; i++) {
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const result = scheduleService.parseScheduledTime(futureTime);
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expect(result).toBeInstanceOf(Date);
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}
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// Should still work correctly after many operations
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expect(scheduleService.parseScheduledTime(futureTime)).toBeInstanceOf(
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Date
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);
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});
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test("should handle concurrent validation attempts", async () => {
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const futureTime = new Date(Date.now() + 60000)
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.toISOString()
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.slice(0, 19);
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// Create multiple concurrent validation promises
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const validationPromises = Array.from({ length: 10 }, () =>
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Promise.resolve().then(() =>
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scheduleService.parseScheduledTime(futureTime)
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)
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);
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// All should resolve successfully
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const results = await Promise.all(validationPromises);
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results.forEach((result) => {
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expect(result).toBeInstanceOf(Date);
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});
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});
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test("should provide consistent error messages across multiple calls", () => {
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const invalidInput = "invalid-datetime";
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let firstError, secondError;
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try {
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scheduleService.parseScheduledTime(invalidInput);
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} catch (error) {
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firstError = error.message;
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}
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try {
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scheduleService.parseScheduledTime(invalidInput);
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} catch (error) {
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secondError = error.message;
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}
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expect(firstError).toBe(secondError);
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expect(firstError).toContain("❌ Invalid datetime format");
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});
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});
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describe("Error Message Quality and Clarity", () => {
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test("should provide actionable error messages for common mistakes", () => {
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const commonMistakes = [
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{
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input: "2024-12-25 10:30:00",
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expectedHint: "Use 'T' to separate date and time",
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},
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{
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input: "2024-12-25",
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expectedHint: "YYYY-MM-DDTHH:MM:SS",
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},
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{
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input: "12/25/2024 10:30:00",
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expectedHint: "ISO 8601 format",
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},
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{
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input: "2024-13-25T10:30:00",
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expectedHint: "Month 13 must be 01-12",
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},
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{
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input: "2024-12-32T10:30:00",
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expectedHint: "day is valid for the given month",
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},
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];
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commonMistakes.forEach(({ input, expectedHint }) => {
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try {
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scheduleService.parseScheduledTime(input);
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} catch (error) {
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expect(error.message).toContain(expectedHint);
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}
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});
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});
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test("should include examples in error messages", () => {
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try {
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scheduleService.parseScheduledTime("invalid");
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} catch (error) {
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expect(error.message).toContain("e.g.,");
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expect(error.message).toContain("2024-12-25T10:30:00");
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}
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});
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test("should provide timezone guidance in error messages", () => {
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try {
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scheduleService.parseScheduledTime("2024-12-25T10:30:00+25:00");
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} catch (error) {
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expect(error.message).toContain("❌ Invalid datetime values");
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expect(error.message).toContain("24-hour format");
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}
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});
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});
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describe("Validation Configuration Edge Cases", () => {
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test("should handle null input to validateSchedulingConfiguration", () => {
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const result = scheduleService.validateSchedulingConfiguration(null);
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expect(result.isValid).toBe(false);
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expect(result.errorCategory).toBe("missing_input");
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expect(result.validationError).toContain(
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"❌ Scheduled time is required but not provided"
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);
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});
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test("should handle undefined input to validateSchedulingConfiguration", () => {
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const result = scheduleService.validateSchedulingConfiguration(undefined);
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expect(result.isValid).toBe(false);
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expect(result.errorCategory).toBe("missing_input");
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});
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test("should categorize different error types correctly", () => {
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const testCases = [
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{ input: "", expectedCategory: "missing_input" },
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{ input: " ", expectedCategory: "missing_input" },
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{ input: "invalid-format", expectedCategory: "format" },
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{ input: "2020-01-01T10:30:00", expectedCategory: "past_time" },
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{ input: "2024-13-25T10:30:00", expectedCategory: "invalid_values" },
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];
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testCases.forEach(({ input, expectedCategory }) => {
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const result = scheduleService.validateSchedulingConfiguration(input);
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expect(result.errorCategory).toBe(expectedCategory);
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});
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});
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test("should provide appropriate suggestions for each error category", () => {
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const result = scheduleService.validateSchedulingConfiguration("invalid");
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expect(result.suggestions).toBeInstanceOf(Array);
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expect(result.suggestions.length).toBeGreaterThan(0);
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expect(result.suggestions[0]).toContain("Use ISO 8601 format");
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});
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});
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describe("Additional Edge Cases for Comprehensive Coverage", () => {
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test("should handle very precise future times", () => {
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// Test with millisecond precision
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const preciseTime = new Date(Date.now() + 1000).toISOString();
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const result = scheduleService.parseScheduledTime(preciseTime);
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expect(result).toBeInstanceOf(Date);
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});
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test("should handle boundary conditions for distant future warnings", () => {
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// Test exactly at the 7-day boundary
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const sevenDaysExact = new Date(Date.now() + 7 * 24 * 60 * 60 * 1000);
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const sevenDaysString = sevenDaysExact.toISOString().slice(0, 19);
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scheduleService.parseScheduledTime(sevenDaysString);
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// The warning behavior at exactly 7 days may vary based on implementation
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// This test ensures it doesn't crash
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expect(true).toBe(true);
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});
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test("should handle invalid month/day combinations", () => {
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// JavaScript Date constructor auto-corrects invalid dates,
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// so we test with clearly invalid values that won't be auto-corrected
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const invalidCombinations = [
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"2026-13-15T10:30:00", // Invalid month
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"2026-00-15T10:30:00", // Invalid month (0)
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"2026-12-32T10:30:00", // Invalid day for December
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];
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invalidCombinations.forEach((invalidDate) => {
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expect(() => {
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scheduleService.parseScheduledTime(invalidDate);
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}).toThrow(/❌ Invalid datetime values/);
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});
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});
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test("should handle edge cases in time validation", () => {
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const timeEdgeCases = [
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"2026-12-25T24:00:00", // Invalid hour
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"2026-12-25T23:60:00", // Invalid minute
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"2026-12-25T23:59:60", // Invalid second
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];
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timeEdgeCases.forEach((invalidTime) => {
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expect(() => {
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scheduleService.parseScheduledTime(invalidTime);
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}).toThrow(/❌ Invalid datetime values/);
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});
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});
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test("should handle various timezone formats", () => {
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// Use a far future time to avoid timezone conversion issues
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const futureBase = new Date(Date.now() + 24 * 60 * 60 * 1000); // 24 hours in future
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const timezoneFormats = [
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futureBase.toISOString().slice(0, 19) + "Z",
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futureBase.toISOString().slice(0, 19) + "+00:00",
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// Use timezones that won't make the time go into the past
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new Date(Date.now() + 25 * 60 * 60 * 1000).toISOString().slice(0, 19) +
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"-05:00",
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new Date(Date.now() + 26 * 60 * 60 * 1000).toISOString().slice(0, 19) +
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"+02:00",
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];
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timezoneFormats.forEach((timeWithTz) => {
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const result = scheduleService.parseScheduledTime(timeWithTz);
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expect(result).toBeInstanceOf(Date);
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});
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});
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});
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});
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