diff --git a/backend/src/graphql/resolver/TransactionLinkResolver.test.ts b/backend/src/graphql/resolver/TransactionLinkResolver.test.ts
index 5a1a39dca..e527eeb8a 100644
--- a/backend/src/graphql/resolver/TransactionLinkResolver.test.ts
+++ b/backend/src/graphql/resolver/TransactionLinkResolver.test.ts
@@ -1,4 +1,120 @@
+/* eslint-disable @typescript-eslint/no-explicit-any */
+/* eslint-disable @typescript-eslint/explicit-module-boundary-types */
+
 import { transactionLinkCode } from './TransactionLinkResolver'
+import { bibiBloxberg } from '@/seeds/users/bibi-bloxberg'
+import { peterLustig } from '@/seeds/users/peter-lustig'
+import { cleanDB, testEnvironment } from '@test/helpers'
+import { userFactory } from '@/seeds/factory/user'
+import { createContributionLink, redeemTransactionLink } from '@/seeds/graphql/mutations'
+import { login } from '@/seeds/graphql/queries'
+import { ContributionLink as DbContributionLink } from '@entity/ContributionLink'
+import Decimal from 'decimal.js-light'
+import { GraphQLError } from 'graphql'
+
+let mutate: any, query: any, con: any
+let testEnv: any
+
+beforeAll(async () => {
+  testEnv = await testEnvironment()
+  mutate = testEnv.mutate
+  query = testEnv.query
+  con = testEnv.con
+  await cleanDB()
+  await userFactory(testEnv, bibiBloxberg)
+  await userFactory(testEnv, peterLustig)
+})
+
+afterAll(async () => {
+  await cleanDB()
+  await con.close()
+})
+
+describe('TransactionLinkResolver', () => {
+  describe('redeem daily Contribution Link', () => {
+    const now = new Date()
+    let contributionLink: DbContributionLink | undefined
+
+    beforeAll(async () => {
+      await query({
+        query: login,
+        variables: { email: 'peter@lustig.de', password: 'Aa12345_' },
+      })
+      await mutate({
+        mutation: createContributionLink,
+        variables: {
+          amount: new Decimal(5),
+          name: 'Daily Contribution  Link',
+          memo: 'Thank you for contribute daily to the community',
+          cycle: 'DAILY',
+          validFrom: new Date(now.getFullYear(), 0, 1).toISOString(),
+          validTo: new Date(now.getFullYear(), 11, 31, 23, 59, 59, 999).toISOString(),
+          maxAmountPerMonth: new Decimal(200),
+          maxPerCycle: 1,
+        },
+      })
+    })
+
+    it('has a daily contribution link in the database', async () => {
+      const cls = await DbContributionLink.find()
+      expect(cls).toHaveLength(1)
+      contributionLink = cls[0]
+      expect(contributionLink).toEqual(
+        expect.objectContaining({
+          id: expect.any(Number),
+          name: 'Daily Contribution  Link',
+          memo: 'Thank you for contribute daily to the community',
+          validFrom: new Date(now.getFullYear(), 0, 1),
+          validTo: new Date(now.getFullYear(), 11, 31, 23, 59, 59, 0),
+          cycle: 'DAILY',
+          maxPerCycle: 1,
+          totalMaxCountOfContribution: null,
+          maxAccountBalance: null,
+          minGapHours: null,
+          createdAt: expect.any(Date),
+          deletedAt: null,
+          code: expect.stringMatching(/^[0-9a-f]{24,24}$/),
+          linkEnabled: true,
+          // amount: '200',
+          // maxAmountPerMonth: '200',
+        }),
+      )
+    })
+
+    it('allows the user to redeem the contribution link', async () => {
+      await expect(
+        mutate({
+          mutation: redeemTransactionLink,
+          variables: {
+            code: 'CL-' + (contributionLink ? contributionLink.code : ''),
+          },
+        }),
+      ).resolves.toMatchObject({
+        data: {
+          redeemTransactionLink: true,
+        },
+        errors: undefined,
+      })
+    })
+
+    it('does not allow the user to redeem the contribution link a second time', async () => {
+      await expect(
+        mutate({
+          mutation: redeemTransactionLink,
+          variables: {
+            code: 'CL-' + (contributionLink ? contributionLink.code : ''),
+          },
+        }),
+      ).resolves.toMatchObject({
+        errors: [
+          new GraphQLError(
+            'Creation from contribution link was not successful. Error: Contribution link already redeemed today',
+          ),
+        ],
+      })
+    })
+  })
+})
 
 describe('transactionLinkCode', () => {
   const date = new Date()
diff --git a/backend/src/seeds/graphql/mutations.ts b/backend/src/seeds/graphql/mutations.ts
index e5f290645..99dd0e7bd 100644
--- a/backend/src/seeds/graphql/mutations.ts
+++ b/backend/src/seeds/graphql/mutations.ts
@@ -289,3 +289,9 @@ export const adminCreateContributionMessage = gql`
     }
   }
 `
+
+export const redeemTransactionLink = gql`
+  mutation ($code: String!) {
+    redeemTransactionLink(code: $code)
+  }
+`