diff --git a/tests/javascript/unit/components/TheCollections/Week.spec.js b/tests/javascript/unit/components/TheCollections/Week.spec.js
index 204bb069..c8b11892 100644
--- a/tests/javascript/unit/components/TheCollections/Week.spec.js
+++ b/tests/javascript/unit/components/TheCollections/Week.spec.js
@@ -71,4 +71,42 @@ describe('Week.vue', () => {
 		expect(wrapper.find('div[day="0"] li[task-id="pwen2kz37g.ics"]').exists()).toBe(true)	// Shown now, because parent is active
 		expect(wrapper.find('div[day="2"] li[task-id="pwen2kz37g.ics"]').exists()).toBe(false)	// Not shown, since parent is not active
 	})
+
+	it('Checks that an active task and its ancestors are shown', () => {
+		const wrapper = mount(Week, { localVue, store, router })
+		let taskAtDay0 = wrapper.find('div[day="0"] li[task-id="pwen8kz22g.ics"] > div')
+
+		if (wrapper.vm.$route.params.taskId !== null) {
+			router.push({ name: 'collections', params: { collectionId: 'week' } })
+		}
+		expect(taskAtDay0.classes('active')).toBe(false)
+		
+		expect(wrapper.find('div[day="0"] li[task-id="pwen8kz22g.ics"]').exists()).toBe(true)	// Shown, since it is due today
+		expect(wrapper.find('div[day="0"] li[task-id="pwen2kz37g.ics"]').exists()).toBe(false)	// Not shown, since it is only due in a month
+		expect(wrapper.find('div[day="0"] li[task-id="pwen2kz38g.ics"]').exists()).toBe(false)	// Not shown, since it is not due at all
+
+		// Click on first task to open it
+		taskAtDay0.trigger('click')
+		expect(taskAtDay0.classes('active')).toBe(true)
+
+		expect(wrapper.find('div[day="0"] li[task-id="pwen2kz37g.ics"]').exists()).toBe(true)	// Shown now, since parent is active
+		expect(wrapper.find('div[day="0"] li[task-id="pwen7kz22g.ics"]').exists()).toBe(true)	// Shown now, since parent is active
+
+		let subtaskAtDay0 = wrapper.find('div[day="0"] li[task-id="pwen2kz37g.ics"] > div')
+		// Click on subtask to open it
+		subtaskAtDay0.trigger('click')
+		expect(subtaskAtDay0.classes('active')).toBe(true)
+
+		expect(wrapper.find('div[day="0"] li[task-id="pwen2kz38g.ics"]').exists()).toBe(true)	// Shown now, since parent is active
+		expect(wrapper.find('div[day="0"] li[task-id="pwen7kz22g.ics"]').exists()).toBe(false)	// Not shown, since only sibling is active
+
+		let subsubtaskAtDay0 = wrapper.find('div[day="0"] li[task-id="pwen2kz38g.ics"] > div')
+		// Click on subtask to open it
+		subsubtaskAtDay0.trigger('click')
+		expect(subsubtaskAtDay0.classes('active')).toBe(true)
+		
+		expect(wrapper.find('div[day="0"] li[task-id="pwen8kz22g.ics"]').exists()).toBe(true)	// Shown, since it is due today
+		expect(wrapper.find('div[day="0"] li[task-id="pwen2kz37g.ics"]').exists()).toBe(true)	// Shown, since child is active
+		expect(wrapper.find('div[day="0"] li[task-id="pwen2kz38g.ics"]').exists()).toBe(true)	// Shown, since it is active
+	})
 })
diff --git a/tests/javascript/unit/setupStore.js b/tests/javascript/unit/setupStore.js
index 955c2290..f2c90e31 100644
--- a/tests/javascript/unit/setupStore.js
+++ b/tests/javascript/unit/setupStore.js
@@ -229,7 +229,7 @@ CREATED:20171119T183919\n
 DTSTAMP:20180918T095816\n
 LAST-MODIFIED:20190918T095816\n
 UID:pwen8kz22g\n
-SUMMARY:Calendar 2 - Task 3\n
+SUMMARY:Calendar 2 - Task 4\n
 DUE:20190101T120000\n
 END:VTODO\n
 END:VCALENDAR`,
@@ -243,7 +243,7 @@ DTSTAMP:20180918T095816\n
 LAST-MODIFIED:20190918T095816\n
 RELATED-TO:pwen8kz22g\n
 UID:pwen7kz22g\n
-SUMMARY:Calendar 2 - Task 3\n
+SUMMARY:Calendar 2 - Task 4 - Subtask 1\n
 DUE:20190103T120000\n
 END:VTODO\n
 END:VCALENDAR`,
@@ -257,9 +257,22 @@ DTSTAMP:20180918T095816\n
 LAST-MODIFIED:20190918T095816\n
 RELATED-TO:pwen8kz22g\n
 UID:pwen2kz37g\n
-SUMMARY:Calendar 2 - Task 3\n
+SUMMARY:Calendar 2 - Task 4 - Subtask 2\n
 DUE:20190203T120000\n
 END:VTODO\n
+END:VCALENDAR`,
+`
+BEGIN:VCALENDAR\n
+VERSION:2.0\n
+PRODID:-//Nextcloud Tasks 0.11.3\n
+BEGIN:VTODO\n
+CREATED:20171119T183919\n
+DTSTAMP:20180918T095816\n
+LAST-MODIFIED:20190918T095816\n
+RELATED-TO:pwen2kz37g\n
+UID:pwen2kz38g\n
+SUMMARY:Calendar 2 - Task 4 - Subtask 2 - Subsubtask 1\n
+END:VTODO\n
 END:VCALENDAR`
 		],
 	},