From c39f9c6ee14b6700274ac60bf863afc8db2eb8c9 Mon Sep 17 00:00:00 2001
From: mightypanders <mighty.panders@posteo.de>
Date: Sat, 24 Jun 2023 19:56:30 +0200
Subject: [PATCH] add first passing test

---
 tests/helpers/memberRoles.test.ts | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 tests/helpers/memberRoles.test.ts

diff --git a/tests/helpers/memberRoles.test.ts b/tests/helpers/memberRoles.test.ts
new file mode 100644
index 0000000..6ff3a9c
--- /dev/null
+++ b/tests/helpers/memberRoles.test.ts
@@ -0,0 +1,28 @@
+import { Collection, GuildMember, Role } from "discord.js"
+import { filterRolesFromMemberUpdate } from "../../server/helper/roleFilter"
+
+function buildFakeRole(id: string, name: string): Role {
+  return <Role>{ id, name }
+
+}
+test('filterRolesFromMemberUpdate', () => {
+  const oldMemberRoles: Collection<string, Role> = new Collection<string, Role>()
+  oldMemberRoles.set('1', buildFakeRole('01', 'Role01'))
+  oldMemberRoles.set('2', buildFakeRole('02', 'Role02'))
+
+  const newMemberRoles: Collection<string, Role> = new Collection<string, Role>()
+  newMemberRoles.set('1', buildFakeRole('01', 'Role01'))
+  newMemberRoles.set('2', buildFakeRole('02', 'Role02'))
+  newMemberRoles.set('3', buildFakeRole('03', 'Role03'))
+
+  const oldMember: GuildMember = <GuildMember>{ roles: { cache: oldMemberRoles }, guild: { id: "guildid" } }
+  const newMember: GuildMember = <GuildMember>{ roles: { cache: newMemberRoles }, guild: { id: "guildid" } }
+  const output = filterRolesFromMemberUpdate(oldMember, newMember)
+
+  const expectedAddedRoles: Collection<string, Role> = new Collection<string, Role>()
+  expectedAddedRoles.set('3', buildFakeRole('03', 'Role03'))
+  const expectedRemovedRoles: Collection<string, Role> = new Collection<string, Role>()
+
+  expect(output.addedRoles).toEqual(expectedAddedRoles)
+  expect(output.removedRoles).toEqual(expectedRemovedRoles)
+})