WIP: Create UserEffect tests

tests/database/entities/app/UserEffect.test.ts

@@ -1,41 +1,104 @@
+import AppDataSource from "../../../../src/database/dataSources/appDataSource";
+import UserEffect from "../../../../src/database/entities/app/UserEffect";
+
+let userEffect: UserEffect;
+const now = new Date();
+
+beforeEach(() => {
+    userEffect = new UserEffect("name", "userId", 1);
+});
+
 describe("AddUnused", () => {
-    test.todo("EXPECT unused to be the amount more");
+    beforeEach(() => {
+        userEffect.AddUnused(1);
+    });
+
+    test("EXPECT unused to be the amount more", () => {
+        expect(userEffect.Unused).toBe(2);
+    });
 });
 
 describe("UseEffect", () => {
     describe("GIVEN Unused is 0", () => {
-        test.todo("EXPECT false returned");
+        let result: boolean;
+
+        beforeEach(() => {
+            userEffect.Unused = 0;
+
+            result = userEffect.UseEffect(now);
+        });
+
+        test("EXPECT false returned", () => {
+            expect(result).toBe(false);
+        });
+
+        test("EXPECT details not to be changed", () => {
+            expect(userEffect.Unused).toBe(0);
+            expect(userEffect.WhenExpires).toBeUndefined();
+        });
     });
 
     describe("GIVEN Unused is greater than 0", () => {
-        test.todo("EXPECT true returned");
+        let result: boolean;
 
-        test.todo("EXPECT Unused to be subtracted by 1");
+        beforeEach(() => {
+            result = userEffect.UseEffect(now);
+        });
 
-        test.todo("EXPECT WhenExpires to be set");
+        test("EXPECT true returned", () => {
+            expect(result).toBe(true);
+        });
+
+        test("EXPECT Unused to be subtracted by 1", () => {
+            expect(userEffect.Unused).toBe(0);
+        });
+
+        test("EXPECT WhenExpires to be set", () => {
+            expect(userEffect.WhenExpires).toBe(now);
+        });
     });
 });
 
 describe("IsEffectActive", () => {
     describe("GIVEN WhenExpires is null", () => {
-        test.todo("EXPECT false returned");
+        let result: boolean;
+
+        beforeEach(() => {
+            result = userEffect.IsEffectActive();
+        });
+
+        test("EXPECT false returned", () => {
+            expect(result).toBe(false);
+        });
     });
 
     describe("GIVEN WhenExpires is defined", () => {
         describe("AND WhenExpires is in the past", () => {
-            test.todo("EXPECT false returned");
+            let result: boolean;
+
+            beforeEach(() => {
+                userEffect.WhenExpires = new Date(now.getTime() - 100);
+
+                result = userEffect.IsEffectActive();
+            });
+
+            test("EXPECT false returned", () => {
+                expect(result).toBe(false);
+            });
         });
 
         describe("AND WhenExpires is in the future", () => {
-            test.todo("EXPECT true returned");
+            let result: boolean;
+
+            beforeEach(() => {
+                userEffect.WhenExpires = new Date(now.getTime() + 100);
+
+                result = userEffect.IsEffectActive();
+            });
+
+            test("EXPECT true returned", () => {
+                expect(result).toBe(true);
+            });
         });
     });
 });
-
-describe("FetchOneByUserIdAndName", () => {
-    test.todo("EXPECT entity to be returned");
-
-    test.todo("EXPECT AppDataSource.getRepository to have been called");
-
-    test.todo("EXPECT repository.findOne to have been called");
-});