diff --git a/tests/scripts/modules/stages/environments/superBrieFactory.spec.ts b/tests/scripts/modules/stages/environments/superBrieFactory.spec.ts
new file mode 100644
index 00000000..80702239
--- /dev/null
+++ b/tests/scripts/modules/stages/environments/superBrieFactory.spec.ts
@@ -0,0 +1,131 @@
+import { SuperBrieFactoryStager } from "@scripts/modules/stages/environments/superBrieFactory";
+import type { User } from "@scripts/types/hg";
+import type { IntakeMessage } from "@scripts/types/mhct";
+import type { QuestSuperBrieFactory } from "@scripts/types/quests";
+
+describe("SuperBrieFactoryStager", () => {
+    const defaultJournal = {};
+    const defaultQuest: QuestSuperBrieFactory = {
+        factory_atts: {
+            current_room: "pumping_room",
+            boss_warning: null,
+        }
+    };
+    const defaultUser = {
+        quests: {
+            QuestSuperBrieFactory: defaultQuest,
+        },
+    } as User;
+
+    it("is for the SUPER|brie+ Factory environment", () => {
+        const stager = new SuperBrieFactoryStager();
+
+        expect(stager.environment).toBe("SUPER|brie+ Factory");
+    });
+
+    it("throws when the quest is undefined", () => {
+        const stager = new SuperBrieFactoryStager();
+        const user = changeFactoryQuest(defaultUser, undefined!);
+
+        expect(() => {
+            stager.addStage({} as any, user, user, defaultJournal);
+        }).toThrowError("User is in SB+ factory but quest wasn't found.");
+    });
+
+    describe("boss", () => {
+        it("is Boss stage when pre mouse is Vincent", () => {
+            const stager = new SuperBrieFactoryStager();
+            const message = {
+                mouse: "Vincent, The Magnificent",
+            } as IntakeMessage;
+            const preUser = changeFactoryQuest(defaultUser, defaultQuest);
+
+            stager.addStage(message, preUser, defaultUser, defaultJournal);
+
+            expect(message.stage).toBe("Boss");
+        });
+
+        it("is Boss stage when there is boss_warning", () => {
+            const stager = new SuperBrieFactoryStager();
+            const message = {} as IntakeMessage;
+            const preUser = {
+                ...defaultUser,
+                quests: {
+                    QuestSuperBrieFactory: {
+                        factory_atts: { boss_warning: true },
+                    },
+                },
+            } as User;
+
+            stager.addStage(message, preUser, defaultUser, defaultJournal);
+
+            expect(message.stage).toBe("Boss");
+        });
+    });
+
+    describe('rooms', () => {
+        it.each([
+            { room: "pumping_room",           expected: "Pump Room" },
+            { room: "mixing_room",            expected: "Mixing Room" },
+            { room: "break_room",             expected: "Break Room" },
+            { room: "quality_assurance_room", expected: "QA Room" },
+          ])('sets room with Coggy Colby', ({room, expected}) => {
+
+            const stager = new SuperBrieFactoryStager();
+            const message = {} as IntakeMessage;
+            const preUser = {
+                ...defaultUser,
+                bait_name: 'Coggy Colby Cheese',
+                quests: {
+                    QuestSuperBrieFactory: {
+                        factory_atts: { current_room: room },
+                    },
+                },
+            } as User;
+
+            stager.addStage(message, preUser, defaultUser, defaultJournal);
+            expect(message.stage).toBe(expected);
+        });
+
+        it('is any room with non-coggy colby', () => {
+            const stager = new SuperBrieFactoryStager();
+            const message = {} as IntakeMessage;
+            const preUser = {
+                ...defaultUser,
+                bait_name: 'Gouda Cheese',
+                quests: {
+                    QuestSuperBrieFactory: {
+                        factory_atts: { current_room: 'pumping_room' },
+                    },
+                },
+            } as User;
+
+            stager.addStage(message, preUser, defaultUser, defaultJournal);
+            expect(message.stage).toBe('Any Room');
+        })
+    });
+
+    describe('other rooms', () => {
+        it('defaults to Any Room for unsupported room type', () => {
+            const stager = new SuperBrieFactoryStager();
+            const message = {} as IntakeMessage;
+            const user = {
+                ...defaultUser,
+                quests: {
+                    QuestSuperBrieFactory: {
+                        factory_atts: { current_room: 'secret_room' }
+                    }
+                }
+            } as unknown as User;
+
+            stager.addStage(message, user, defaultUser, defaultJournal)
+
+            expect(message.stage).toBe('Any Room');
+        })
+    });
+
+    function changeFactoryQuest(user: User, quest: QuestSuperBrieFactory): User {
+        user.quests.QuestSuperBrieFactory = quest;
+        return user;
+    }
+});