diff --git a/apps/client/src/features/rundown/__tests__/rundown.utils.test.ts b/apps/client/src/features/rundown/__tests__/rundown.utils.test.ts
new file mode 100644
index 000000000..4ea466519
--- /dev/null
+++ b/apps/client/src/features/rundown/__tests__/rundown.utils.test.ts
@@ -0,0 +1,162 @@
+import { OntimeBlock, OntimeEvent, SupportedEvent } from 'ontime-types';
+
+import { makeRundownMetadata } from '../rundown.utils';
+
+describe('makeRundownMetadata()', () => {
+  it('processes nested rundown data', () => {
+    const selectedEventId = '12';
+    const demoEvents = {
+      '1': {
+        id: '1',
+        type: SupportedEvent.Event,
+        parent: null,
+        timeStart: 0,
+        timeEnd: 1,
+        duration: 1,
+        dayOffset: 0,
+        gap: 0,
+        skip: false,
+        linkStart: false,
+      } as OntimeEvent,
+      block: {
+        id: 'block',
+        type: SupportedEvent.Block,
+        events: ['11, 12, 13'],
+      } as OntimeBlock,
+      '11': {
+        id: '11',
+        type: SupportedEvent.Event,
+        parent: 'block',
+        timeStart: 10,
+        timeEnd: 11,
+        duration: 1,
+        dayOffset: 0,
+        gap: 10,
+        skip: false,
+        linkStart: false,
+      } as OntimeEvent,
+      '12': {
+        id: '12',
+        type: SupportedEvent.Event,
+        parent: 'block',
+        timeStart: 11,
+        timeEnd: 12,
+        duration: 1,
+        dayOffset: 0,
+        gap: 0,
+        skip: false,
+        linkStart: true,
+      } as OntimeEvent,
+      '13': {
+        id: '13',
+        type: SupportedEvent.Event,
+        parent: 'block',
+        timeStart: 12,
+        timeEnd: 13,
+        duration: 1,
+        dayOffset: 0,
+        gap: 0,
+        skip: false,
+        linkStart: true,
+      } as OntimeEvent,
+      '2': {
+        id: '2',
+        type: SupportedEvent.Event,
+        parent: null,
+        timeStart: 20,
+        timeEnd: 21,
+        duration: 1,
+        dayOffset: 0,
+        gap: 7,
+        skip: false,
+        linkStart: false,
+      } as OntimeEvent,
+    };
+
+    const process = makeRundownMetadata(selectedEventId);
+
+    expect(process(demoEvents['1'])).toStrictEqual({
+      previousEvent: null,
+      latestEvent: demoEvents['1'],
+      previousEntryId: null,
+      thisId: demoEvents['1'].id,
+      eventIndex: 1, // UI indexes are 1 based
+      isPast: true,
+      isNext: false,
+      isNextDay: false,
+      totalGap: 0,
+      isLinkedToLoaded: false,
+      isLoaded: false,
+    });
+
+    expect(process(demoEvents['block'])).toMatchObject({
+      previousEvent: demoEvents['1'],
+      latestEvent: demoEvents['1'],
+      previousEntryId: demoEvents['1'].id,
+      thisId: demoEvents['block'].id,
+      eventIndex: 1,
+      isPast: true,
+      isNext: false,
+      isNextDay: false,
+      totalGap: 0,
+      isLinkedToLoaded: false,
+      isLoaded: false,
+    });
+
+    expect(process(demoEvents['11'])).toMatchObject({
+      previousEvent: demoEvents['1'],
+      latestEvent: demoEvents['11'],
+      previousEntryId: demoEvents['block'].id,
+      thisId: demoEvents['11'].id,
+      eventIndex: 2,
+      isPast: true,
+      isNext: false,
+      isNextDay: false,
+      totalGap: 10,
+      isLinkedToLoaded: false,
+      isLoaded: false,
+    });
+
+    expect(process(demoEvents['12'])).toMatchObject({
+      previousEvent: demoEvents['11'],
+      latestEvent: demoEvents['12'],
+      previousEntryId: demoEvents['11'].id,
+      thisId: demoEvents['12'].id,
+      eventIndex: 3,
+      isPast: false,
+      isNext: false,
+      isNextDay: false,
+      totalGap: 10,
+      isLinkedToLoaded: false,
+      isLoaded: true,
+    });
+
+    expect(process(demoEvents['13'])).toMatchObject({
+      previousEvent: demoEvents['12'],
+      latestEvent: demoEvents['13'],
+      previousEntryId: demoEvents['12'].id,
+      thisId: demoEvents['13'].id,
+      eventIndex: 4,
+      isPast: false,
+      isNext: false,
+      isNextDay: false,
+      totalGap: 10,
+      isLinkedToLoaded: true,
+      isLoaded: false,
+    });
+
+    expect(process(demoEvents['2'])).toMatchObject({
+      previousEvent: demoEvents['13'],
+      latestEvent: demoEvents['2'],
+      previousEntryId: demoEvents['13'].id,
+      thisId: demoEvents['2'].id,
+      eventIndex: 5,
+      isPast: false,
+      isNext: false,
+      isNextDay: false,
+      totalGap: 17,
+      isLinkedToLoaded: false,
+      isLoaded: false,
+    });
+  });
+});