Add reason is null test

tests/commands/timeout.test.ts

@@ -1,4 +1,4 @@
-import { APIEmbed, CacheType, CommandInteraction, CommandInteractionOption, DMChannel, Embed, EmbedBuilder, Guild, GuildChannel, GuildMember, InteractionReplyOptions, JSONEncodable, MessageCreateOptions, SlashCommandBuilder, TextChannel, User } from "discord.js";
+import { APIEmbed, CacheType, CommandInteraction, CommandInteractionOption, DMChannel, Embed, EmbedBuilder, EmbedField, Guild, GuildChannel, GuildMember, InteractionReplyOptions, JSONEncodable, Message, MessageCreateOptions, MessagePayload, SlashCommandBuilder, TextChannel, User } from "discord.js";
 import { mock } from "jest-mock-extended";
 import Timeout from "../../src/commands/timeout";
 import SettingsHelper from "../../src/helpers/SettingsHelper";
@@ -392,9 +392,81 @@ describe('execute', () => {
     });
 
     // Reason variable
-    test.todo('GIVEN reason IS NOT NULL, EXPECT to be ran with reason set');
+    test('GIVEN reason IS NULL, EXPECT to be ran with empty string', async () => {
+        const command = new Timeout();
 
-    test.todo('GIVEN reason IS NULL, EXPECT to be ran with empty string');
+        let savedAudit: DeepPartial<Audit> | undefined;
+
+        const auditSave = jest.spyOn(Audit.prototype, 'Save').mockImplementation((target: EntityTarget<BaseEntity>, entity: DeepPartial<BaseEntity>): Promise<void> => {
+            savedAudit = entity;
+
+            return Promise.resolve();
+        });
+
+        const timeoutFunc = jest.fn();
+
+        const sentEmbeds: EmbedBuilder[] = [];
+
+        const interaction = {
+            reply: jest.fn(),
+            guild: {
+                channels: {
+                    cache: {
+                        find: jest.fn().mockReturnValue(mock<TextChannel>()),
+                    }
+                }
+            },
+            guildId: 'guildId',
+            user: {
+                id: 'moderatorId',
+            },
+            options: {
+                get: jest.fn((value: string): CommandInteractionOption<CacheType> | null => {
+                    switch (value) {
+                        case 'target':
+                            return {
+                                user: {
+                                    id: 'userId',
+                                    tag: 'userTag',
+                                    createDM: jest.fn().mockReturnValue({
+                                        send: jest.fn(async (options: MessageCreateOptions): Promise<Message<false>> => {
+                                            sentEmbeds.push(options.embeds![0] as EmbedBuilder);
+
+                                            return mock<Message<false>>();
+                                        })
+                                    }) as unknown as DMChannel,
+                                } as unknown as User,
+                                member: {
+                                    manageable: true,
+                                    timeout: timeoutFunc,
+                                } as unknown as GuildMember
+                            } as CommandInteractionOption;
+                        case 'length':
+                            return {
+                                value: '1m'
+                            } as CommandInteractionOption;
+                        case 'reason':
+                            return {
+                                value: undefined,
+                            } as CommandInteractionOption;
+                        default:
+                            return null;
+                    }
+                }),
+            }
+        } as unknown as CommandInteraction;
+
+        
+        await command.execute(interaction);
+        
+        expect(timeoutFunc).toBeCalledWith(1000 * 60 * 1, "");
+        expect(savedAudit?.Reason).toBe("*none*");
+
+        const dmEmbed = (sentEmbeds[0] as any).data;
+        const dmEmbedReasonField = dmEmbed.fields![0] as EmbedField;
+
+        expect(dmEmbedReasonField.value).toBe("*none*");
+    });
 
     // Log embed
     test.todo('GIVEN channelName IS NULL, EXPECT execution to return');