diff --git a/admin/src/components/ContributionLink/ContributionLink.spec.js b/admin/src/components/ContributionLink/ContributionLink.spec.js
index b72a0347c..e0f09f9fd 100644
--- a/admin/src/components/ContributionLink/ContributionLink.spec.js
+++ b/admin/src/components/ContributionLink/ContributionLink.spec.js
@@ -42,14 +42,30 @@ describe('ContributionLink', () => {
       expect(wrapper.find('div.contribution-link').exists()).toBe(true)
     })
 
-    it('emits toggle::collapse new Contribution', async () => {
-      wrapper.vm.editContributionLinkData()
-      expect(wrapper.vm.$root.$emit('bv::toggle::collapse', 'newContribution')).toBeTruthy()
+    describe('function editContributionLinkData', () => {
+      beforeEach(() => {
+        wrapper.vm.editContributionLinkData()
+      })
+      it('emits toggle::collapse new Contribution', async () => {
+        await expect(wrapper.vm.$root.$emit('bv::toggle::collapse', 'newContribution')).toBeTruthy()
+      })
     })
 
-    it('emits toggle::collapse close Contribution-Form ', async () => {
-      wrapper.vm.closeContributionForm()
-      expect(wrapper.vm.$root.$emit('bv::toggle::collapse', 'newContribution')).toBeTruthy()
+    describe('function closeContributionForm', () => {
+      beforeEach(async () => {
+        await wrapper.setData({ visible: true })
+        wrapper.vm.closeContributionForm()
+      })
+
+      it('emits toggle::collapse close Contribution-Form ', async () => {
+        await expect(wrapper.vm.$root.$emit('bv::toggle::collapse', 'newContribution')).toBeTruthy()
+      })
+      it('editContributionLink is false', async () => {
+        await expect(wrapper.vm.editContributionLink).toBe(false)
+      })
+      it('contributionLinkData is empty', async () => {
+        await expect(wrapper.vm.contributionLinkData).toEqual({})
+      })
     })
   })
 })
diff --git a/admin/src/components/CreationTransactionList.spec.js b/admin/src/components/CreationTransactionList.spec.js
index ff9607424..9613942f8 100644
--- a/admin/src/components/CreationTransactionList.spec.js
+++ b/admin/src/components/CreationTransactionList.spec.js
@@ -88,5 +88,16 @@ describe('CreationTransactionList', () => {
         expect(toastErrorSpy).toBeCalledWith('OUCH!')
       })
     })
+
+    describe('watch currentPage', () => {
+      beforeEach(async () => {
+        jest.clearAllMocks()
+        await wrapper.setData({ currentPage: 2 })
+      })
+
+      it('returns the string in normal order if reversed property is not true', () => {
+        expect(wrapper.vm.currentPage).toBe(2)
+      })
+    })
   })
 })
diff --git a/admin/src/locales/index.test.js b/admin/src/locales/index.test.js
new file mode 100644
index 000000000..1abcadbec
--- /dev/null
+++ b/admin/src/locales/index.test.js
@@ -0,0 +1,18 @@
+import locales from './index.js'
+
+describe('locales', () => {
+  it('should contain 2 locales', () => {
+    expect(locales).toHaveLength(2)
+  })
+
+  it('should contain a German locale', () => {
+    expect(locales).toContainEqual(
+      expect.objectContaining({
+        name: 'Deutsch',
+        code: 'de',
+        iso: 'de-DE',
+        enabled: true,
+      }),
+    )
+  })
+})
diff --git a/admin/src/pages/ContributionLinks.spec.js b/admin/src/pages/ContributionLinks.spec.js
index fb60a99cf..3d91fdbe9 100644
--- a/admin/src/pages/ContributionLinks.spec.js
+++ b/admin/src/pages/ContributionLinks.spec.js
@@ -1,6 +1,7 @@
 import { mount } from '@vue/test-utils'
 import ContributionLinks from './ContributionLinks.vue'
 import { listContributionLinks } from '@/graphql/listContributionLinks.js'
+import { toastErrorSpy } from '../../test/testSetup'
 
 const localVue = global.localVue
 
@@ -46,13 +47,31 @@ describe('ContributionLinks', () => {
     beforeEach(() => {
       wrapper = Wrapper()
     })
+    describe('apollo returns', () => {
+      it('calls listContributionLinks', () => {
+        expect(apolloQueryMock).toBeCalledWith(
+          expect.objectContaining({
+            query: listContributionLinks,
+          }),
+        )
+      })
+    })
 
-    it('calls listContributionLinks', () => {
-      expect(apolloQueryMock).toBeCalledWith(
-        expect.objectContaining({
-          query: listContributionLinks,
-        }),
-      )
+    describe.skip('query transaction with error', () => {
+      beforeEach(() => {
+        apolloQueryMock.mockRejectedValue({ message: 'OUCH!' })
+        wrapper = Wrapper()
+      })
+
+      it('calls the API', () => {
+        expect(apolloQueryMock).toBeCalled()
+      })
+
+      it('toast error', () => {
+        expect(toastErrorSpy).toBeCalledWith(
+          'listContributionLinks has no result, use default data',
+        )
+      })
     })
   })
 })