fix calendar test exdate check

CHANGELOG.md

@@ -45,6 +45,7 @@ _This release is scheduled to be released on 2024-01-01._
 - Fix updatanotification (update_helper.js): catch error if reponse is not an JSON format (check PM2)
 - Fix missing typeof in calendar module
 - Fix style issues after prettier update
+- Fix calendar test (#3291) by moving "Exdate check" from e2e to electron to run on a Thursday
 
 ## [2.25.0] - 2023-10-01
 

tests/e2e/modules/calendar_spec.js

@@ -87,17 +87,6 @@ describe("Calendar module", () => {
 		});
 	});
 
-	describe("exdate check", () => {
-		beforeAll(async () => {
-			await helpers.startApplication("tests/configs/modules/calendar/exdate.js");
-			await helpers.getDocument();
-		});
-
-		it("should show the recurring event 51 times (excluded once) in a 364-day (inclusive) period", async () => {
-			await expect(testElementLength(".calendar .event", 51)).resolves.toBe(true);
-		});
-	});
-
 	describe("Events from multiple calendars", () => {
 		beforeAll(async () => {
 			await helpers.startApplication("tests/configs/modules/calendar/show-duplicates-in-calendar.js");

tests/electron/modules/calendar_spec.js

@@ -7,7 +7,7 @@ describe("Calendar module", () => {
 	 * @returns {boolean} result
 	 */
 	const doTest = async (cssClass) => {
-		let elem = await helpers.getElement(`.calendar .module-content .event${cssClass}`);
+		const elem = await helpers.getElement(`.calendar .module-content .event${cssClass}`);
 		await expect(elem.isVisible()).resolves.toBe(true);
 		return true;
 	};
@@ -42,4 +42,18 @@ describe("Calendar module", () => {
 			await expect(doTest(".dayAfterTomorrow")).resolves.toBe(true);
 		});
 	});
+
+	describe("Exdate check", () => {
+		it("should show the recurring event 51 times (excluded once) in a 364-day (inclusive) period", async () => {
+			// test must run on a Thursday
+			await helpers.startApplication("tests/configs/modules/calendar/exdate.js", "14 Dec 2023 12:30:00 GMT");
+			expect(global.page).not.toBeNull();
+			const loc = await global.page.locator(".calendar .event");
+			const elem = loc.first();
+			await elem.waitFor();
+			expect(elem).not.toBeNull();
+			const cnt = await loc.count();
+			expect(cnt).toBe(51);
+		});
+	});
 });