Add effects command tests

tests/commands/effects.test.ts

@@ -1,4 +1,5 @@
 import Effects from "../../src/commands/effects";
+import EffectHelper from "../../src/helpers/EffectHelper";
 
 describe("constructor", () => {
     let effects: Effects;
@@ -25,7 +26,8 @@ describe("execute", () => {
 
             const effects = new Effects();
 
-            listSpy = jest.spyOn(effects as any, "List");
+            listSpy = jest.spyOn(effects as any, "List")
+                .mockImplementation();
 
             await effects.execute(interaction);
         });
@@ -40,24 +42,122 @@ describe("execute", () => {
     });
 
     describe("GIVEN subcommand is list", () => {
-        test.todo("EXPECT list function to be called");
+        let interaction: any;
+
+        let listSpy: any;
+
+        beforeEach(async () => {
+            interaction = {
+                isChatInputCommand: jest.fn().mockReturnValue(true),
+                options: {
+                    getSubcommand: jest.fn().mockReturnValue("list"),
+                },
+            };
+
+            const effects = new Effects();
+
+            listSpy = jest.spyOn(effects as any, "List")
+                .mockImplementation();
+
+            await effects.execute(interaction);
+        });
+
+        test("EXPECT subcommand function to be called", () => {
+            expect(interaction.options.getSubcommand).toHaveBeenCalledTimes(1);
+        });
+
+        test("EXPECT list function to be called", () => {
+            expect(listSpy).toHaveBeenCalledTimes(1);
+            expect(listSpy).toHaveBeenCalledWith(interaction);
+        });
     });
 });
 
 describe("List", () => {
+   let effects: Effects = new Effects(); 
+   let interaction: any;
+
+   const embed = {
+       name: "embed",
+   };
+
+   const row = {
+       name: "row",
+   };
+
+  beforeEach(async () => {
+       interaction = {
+           isChatInputCommand: jest.fn().mockReturnValue(true),
+           options: {
+               getSubcommand: jest.fn().mockReturnValue("list"),
+           },
+           reply: jest.fn(),
+           user: {
+               id: "userId",
+           },
+       };
+
+       const effects = new Effects();
+
+       EffectHelper.GenerateEffectEmbed = jest.fn().mockReturnValue({
+           embed,
+           row,
+       });
+
+       jest.spyOn(effects as any, "List")
+           .mockImplementation();
+   });
+
     describe("GIVEN page option is supplied", () => {
         describe("AND page is a valid number", () => {
-            test.todo("EXPECT EffectHelper.GenerateEffectEmbed to have been called with page");
+            beforeEach(async () => {
+                interaction.options.get = jest.fn().mockReturnValueOnce({
+                    value: "2",
+                });
 
-            test.todo("EXPECT interaction to have been replied");
+                await effects.execute(interaction);
+            });
+
+            test("EXPECT EffectHelper.GenerateEffectEmbed to have been called with page", () => {
+                expect(EffectHelper.GenerateEffectEmbed).toHaveBeenCalledTimes(1);
+                expect(EffectHelper.GenerateEffectEmbed).toHaveBeenCalledWith("userId", 2);
+            });
+
+            test("EXPECT interaction to have been replied", () => {
+                expect(interaction.reply).toHaveBeenCalledTimes(1);
+                expect(interaction.reply).toHaveBeenCalledWith({
+                    embeds: [ embed ],
+                    components: [ row ],
+                });
+            });
         });
 
         describe("AND page is not a valid number", () => {
-            test.todo("EXPECT EffectHelper.GenerateEffectEmbed to have been called with page of 1");
+            beforeEach(async () => {
+                interaction.options.get = jest.fn().mockReturnValueOnce({
+                    value: "test",
+                });
+
+                await effects.execute(interaction);
+            });
+
+            test("EXPECT EffectHelper.GenerateEffectEmbed to have been called with page of 1", () => {
+                expect(EffectHelper.GenerateEffectEmbed).toHaveBeenCalledTimes(1);
+                expect(EffectHelper.GenerateEffectEmbed).toHaveBeenCalledWith("userId", 1);
+            });
         });
     });
 
     describe("GIVEN page option is not supplied", () => {
-        test.todo("EXPECT EffectHelper.GenerateEffectEmbed to have been called with a page of 1");
+        beforeEach(async () => {
+           interaction.options.get = jest.fn().mockReturnValueOnce(undefined);
+
+           await effects.execute(interaction);
+       });
+
+       test("EXPECT EffectHelper.GenerateEffectEmbed to have been called with page of 1", () => {
+           expect(EffectHelper.GenerateEffectEmbed).toHaveBeenCalledTimes(1);
+           expect(EffectHelper.GenerateEffectEmbed).toHaveBeenCalledWith("userId", 1);
+       });
     });
 });