diff --git a/packages/features/availability/lib/getAggregatedAvailability/getAggregatedAvailability.test.ts b/packages/features/availability/lib/getAggregatedAvailability/getAggregatedAvailability.test.ts
index 539c0100ec..5781360925 100644
--- a/packages/features/availability/lib/getAggregatedAvailability/getAggregatedAvailability.test.ts
+++ b/packages/features/availability/lib/getAggregatedAvailability/getAggregatedAvailability.test.ts
@@ -1,8 +1,6 @@
-import { describe, it, expect } from "vitest";
-
 import type { Dayjs } from "@calcom/dayjs";
 import dayjs from "@calcom/dayjs";
-
+import { describe, expect, it } from "vitest";
 import { getAggregatedAvailability } from "./getAggregatedAvailability";
 
 // Helper to check if a time range overlaps with availability
@@ -13,6 +11,87 @@ const isAvailable = (availability: { start: Dayjs; end: Dayjs }[], range: { star
 };
 
 describe("getAggregatedAvailability", () => {
+  it("exposes round robin availability when at least one non-fixed host is available", () => {
+    const userAvailability = [
+      {
+        dateRanges: [],
+        oooExcludedDateRanges: [
+          { start: dayjs("2025-01-23T11:00:00.000Z"), end: dayjs("2025-01-23T11:30:00.000Z") },
+        ],
+        user: { isFixed: false },
+      },
+      {
+        dateRanges: [],
+        oooExcludedDateRanges: [],
+        user: { isFixed: false },
+      },
+    ];
+
+    const result = getAggregatedAvailability(userAvailability, "ROUND_ROBIN");
+
+    expect(
+      isAvailable(result, {
+        start: dayjs("2025-01-23T11:00:00.000Z"),
+        end: dayjs("2025-01-23T11:30:00.000Z"),
+      })
+    ).toBe(true);
+  });
+
+  it("exposes collective availability only when every host is available", () => {
+    const userAvailability = [
+      {
+        dateRanges: [{ start: dayjs("2025-01-23T11:00:00.000Z"), end: dayjs("2025-01-23T12:00:00.000Z") }],
+        oooExcludedDateRanges: [
+          { start: dayjs("2025-01-23T11:00:00.000Z"), end: dayjs("2025-01-23T12:00:00.000Z") },
+        ],
+        user: { isFixed: true },
+      },
+      {
+        dateRanges: [{ start: dayjs("2025-01-23T11:30:00.000Z"), end: dayjs("2025-01-23T12:30:00.000Z") }],
+        oooExcludedDateRanges: [
+          { start: dayjs("2025-01-23T11:30:00.000Z"), end: dayjs("2025-01-23T12:30:00.000Z") },
+        ],
+        user: { isFixed: true },
+      },
+    ];
+
+    const result = getAggregatedAvailability(userAvailability, "COLLECTIVE");
+
+    expect(result).toEqual([
+      {
+        start: dayjs("2025-01-23T11:30:00.000Z"),
+        end: dayjs("2025-01-23T12:00:00.000Z"),
+      },
+    ]);
+  });
+
+  it("removes a busy round robin host from eligibility while preserving another available host", () => {
+    const userAvailability = [
+      {
+        dateRanges: [{ start: dayjs("2025-01-23T11:00:00.000Z"), end: dayjs("2025-01-23T12:00:00.000Z") }],
+        // Busy-calendar filtering happens before aggregation, leaving no eligible range for this host.
+        oooExcludedDateRanges: [],
+        user: { isFixed: false },
+      },
+      {
+        dateRanges: [{ start: dayjs("2025-01-23T11:00:00.000Z"), end: dayjs("2025-01-23T12:00:00.000Z") }],
+        oooExcludedDateRanges: [
+          { start: dayjs("2025-01-23T11:00:00.000Z"), end: dayjs("2025-01-23T12:00:00.000Z") },
+        ],
+        user: { isFixed: false },
+      },
+    ];
+
+    const result = getAggregatedAvailability(userAvailability, "ROUND_ROBIN");
+
+    expect(
+      isAvailable(result, {
+        start: dayjs("2025-01-23T11:00:00.000Z"),
+        end: dayjs("2025-01-23T12:00:00.000Z"),
+      })
+    ).toBe(true);
+  });
+
   // rr-host availability used to combine into erroneous slots, this confirms it no longer happens
   it("should not merge RR availability resulting in an unavailable slot due to overlap", () => {
     const userAvailability = [