diff --git a/libs/angular-webcomponents/jest.config.ts b/libs/angular-webcomponents/jest.config.ts
index 95bf190d..4ab6e2d4 100644
--- a/libs/angular-webcomponents/jest.config.ts
+++ b/libs/angular-webcomponents/jest.config.ts
@@ -14,6 +14,9 @@ export default {
     ],
   },
   transformIgnorePatterns: ['node_modules/(?!.*\\.mjs$)'],
+  moduleNameMapper: {
+    '^d3-(.*)$': `d3-$1/dist/d3-$1`,
+  },
   snapshotSerializers: [
     'jest-preset-angular/build/serializers/no-ng-attributes',
     'jest-preset-angular/build/serializers/ng-snapshot',
diff --git a/libs/angular-webcomponents/src/lib/utils/webcomponent-bootstrap.utils.spec.ts b/libs/angular-webcomponents/src/lib/utils/webcomponent-bootstrap.utils.spec.ts
new file mode 100644
index 00000000..e69de29b
diff --git a/libs/angular-webcomponents/src/lib/utils/webcomponent-router-initializer.spec.ts b/libs/angular-webcomponents/src/lib/utils/webcomponent-router-initializer.spec.ts
new file mode 100644
index 00000000..e1b8c312
--- /dev/null
+++ b/libs/angular-webcomponents/src/lib/utils/webcomponent-router-initializer.spec.ts
@@ -0,0 +1,75 @@
+import { TestBed } from '@angular/core/testing'
+import * as utils from './webcomponent-router-initializer.utils'
+import { of } from 'rxjs'
+import { AppStateService } from '@onecx/portal-integration-angular'
+
+describe('webcomponent router initializer', () => {
+  beforeEach(async () => {
+    await TestBed.configureTestingModule({
+      declarations: [],
+      providers: [AppStateService],
+    }).compileComponents()
+
+    jest.clearAllMocks()
+  })
+
+  describe('initializeRouter', () => {
+    it('should add mfeInfo to routes', async () => {
+      const routes = [
+        {
+          data: {
+            myProp: 'value',
+          },
+          path: 'first',
+        },
+        {
+          data: {
+            fromRoutesConfig: 'passing value',
+          },
+          path: 'second',
+        },
+      ]
+      const router = {
+        config: routes,
+        resetConfig: jest.fn(),
+      } as any
+      const appStateService = TestBed.inject(AppStateService)
+      jest.spyOn(appStateService.currentMfe$, 'asObservable').mockReturnValue(
+        of({
+          mfeInfoProp: 'mockedMfeInfo',
+        }) as any
+      )
+      jest.spyOn(router, 'resetConfig')
+
+      expect(router.resetConfig).toHaveBeenCalledTimes(0)
+
+      await utils.initializeRouter(router, appStateService)()
+
+      expect(router.resetConfig).toHaveBeenCalledTimes(1)
+      expect(routes).toEqual([
+        {
+          data: {
+            myProp: 'value',
+            mfeInfo: {
+              mfeInfoProp: 'mockedMfeInfo',
+            },
+          },
+          path: 'first',
+        },
+        {
+          data: {
+            fromRoutesConfig: 'passing value',
+            mfeInfo: {
+              mfeInfoProp: 'mockedMfeInfo',
+            },
+          },
+          path: 'second',
+        },
+        {
+          path: '**',
+          children: [],
+        },
+      ])
+    })
+  })
+})
diff --git a/libs/angular-webcomponents/src/lib/utils/webcomponent-router.utils.spec.ts b/libs/angular-webcomponents/src/lib/utils/webcomponent-router.utils.spec.ts
new file mode 100644
index 00000000..7347b1d5
--- /dev/null
+++ b/libs/angular-webcomponents/src/lib/utils/webcomponent-router.utils.spec.ts
@@ -0,0 +1,259 @@
+import { TestBed } from '@angular/core/testing'
+import * as router_utils from './webcomponent-router.utils'
+
+describe('webcomponent router utils', () => {
+  beforeEach(async () => {
+    await TestBed.configureTestingModule({
+      declarations: [],
+    }).compileComponents()
+
+    jest.clearAllMocks()
+  })
+
+  describe('startsWith', () => {
+    it('should consume base href and prefix only', () => {
+      const emptyMatcher = router_utils.startsWith('')
+      expect(
+        emptyMatcher(
+          [{ path: 'admin' } as any, { path: 'help' } as any],
+          {} as any,
+          {
+            data: {
+              mfeInfo: {
+                baseHref: '/admin/help',
+              },
+            },
+          } as any
+        )
+      ).toEqual({
+        consumed: [{ path: 'admin' } as any, { path: 'help' } as any],
+      })
+      expect(
+        emptyMatcher(
+          [{ path: 'admin' } as any, { path: 'help' } as any, { path: 'item' } as any],
+          {} as any,
+          {
+            data: {
+              mfeInfo: {
+                baseHref: '/admin/help',
+              },
+            },
+          } as any
+        )
+      ).toEqual({
+        consumed: [{ path: 'admin' }, { path: 'help' }],
+      })
+
+      const singlePathMatcher = router_utils.startsWith('subPath')
+      expect(
+        singlePathMatcher(
+          [{ path: 'admin' } as any, { path: 'help' } as any],
+          {} as any,
+          {
+            data: {
+              mfeInfo: {
+                baseHref: '/admin/help',
+              },
+            },
+          } as any
+        )
+      ).toBeNull()
+      expect(
+        singlePathMatcher(
+          [{ path: 'admin' } as any, { path: 'help' } as any, { path: 'item' } as any],
+          {} as any,
+          {
+            data: {
+              mfeInfo: {
+                baseHref: '/admin/help',
+              },
+            },
+          } as any
+        )
+      ).toBeNull()
+      expect(
+        singlePathMatcher(
+          [{ path: 'admin' } as any, { path: 'help' } as any, { path: 'subPath' } as any],
+          {} as any,
+          {
+            data: {
+              mfeInfo: {
+                baseHref: '/admin/help',
+              },
+            },
+          } as any
+        )
+      ).toEqual({
+        consumed: [{ path: 'admin' } as any, { path: 'help' } as any, { path: 'subPath' } as any],
+      })
+      expect(
+        singlePathMatcher(
+          [{ path: 'admin' } as any, { path: 'help' } as any, { path: 'subPath' } as any, { path: 'nested' } as any],
+          {} as any,
+          {
+            data: {
+              mfeInfo: {
+                baseHref: '/admin/help',
+              },
+            },
+          } as any
+        )
+      ).toEqual({
+        consumed: [{ path: 'admin' } as any, { path: 'help' } as any, { path: 'subPath' } as any],
+      })
+
+      const complexPathMatcher = router_utils.startsWith('my/nested/subPath')
+      expect(
+        complexPathMatcher(
+          [{ path: 'admin' } as any, { path: 'help' } as any],
+          {} as any,
+          {
+            data: {
+              mfeInfo: {
+                baseHref: '/admin/help',
+              },
+            },
+          } as any
+        )
+      ).toBeNull()
+      expect(
+        complexPathMatcher(
+          [{ path: 'admin' } as any, { path: 'help' } as any, { path: 'item' } as any],
+          {} as any,
+          {
+            data: {
+              mfeInfo: {
+                baseHref: '/admin/help',
+              },
+            },
+          } as any
+        )
+      ).toBeNull()
+      expect(
+        complexPathMatcher(
+          [
+            { path: 'admin' } as any,
+            { path: 'help' } as any,
+            { path: 'my' } as any,
+            { path: 'nested' } as any,
+            { path: 'subPath' } as any,
+          ],
+          {} as any,
+          {
+            data: {
+              mfeInfo: {
+                baseHref: '/admin/help',
+              },
+            },
+          } as any
+        )
+      ).toEqual({
+        consumed: [
+          { path: 'admin' } as any,
+          { path: 'help' } as any,
+          { path: 'my' } as any,
+          { path: 'nested' } as any,
+          { path: 'subPath' } as any,
+        ],
+      })
+      expect(
+        complexPathMatcher(
+          [
+            { path: 'admin' } as any,
+            { path: 'help' } as any,
+            { path: 'my' } as any,
+            { path: 'nested' } as any,
+            { path: 'subPath' } as any,
+            { path: 'nested2' } as any,
+          ],
+          {} as any,
+          {
+            data: {
+              mfeInfo: {
+                baseHref: '/admin/help',
+              },
+            },
+          } as any
+        )
+      ).toEqual({
+        consumed: [
+          { path: 'admin' } as any,
+          { path: 'help' } as any,
+          { path: 'my' } as any,
+          { path: 'nested' } as any,
+          { path: 'subPath' } as any,
+        ],
+      })
+    })
+  })
+
+  describe('sliceBaseHref', () => {
+    it('should remove base href from url', () => {
+      expect(
+        router_utils.sliceBaseHref(
+          {
+            data: {
+              mfeInfo: {
+                baseHref: '/admin/help',
+              },
+            },
+          } as any,
+          ['admin' as any, 'help' as any]
+        )
+      ).toEqual([])
+      expect(
+        router_utils.sliceBaseHref(
+          {
+            data: {
+              mfeInfo: {
+                baseHref: '/admin/help',
+              },
+            },
+          } as any,
+          ['admin' as any, 'help' as any, 'item' as any]
+        )
+      ).toEqual(['item' as any])
+      expect(
+        router_utils.sliceBaseHref(
+          {
+            data: {
+              mfeInfo: {
+                baseHref: 'admin/help',
+              },
+            },
+          } as any,
+          ['admin' as any, 'help' as any, 'item' as any]
+        )
+      ).toEqual(['item' as any])
+      expect(
+        router_utils.sliceBaseHref(
+          {
+            data: {
+              mfeInfo: {
+                baseHref: 'admin/help/',
+              },
+            },
+          } as any,
+          ['admin' as any, 'help' as any, 'item' as any]
+        )
+      ).toEqual(['item' as any])
+    })
+
+    it('should warn if base href is not defined', () => {
+      expect(router_utils.sliceBaseHref({} as any, ['admin' as any, 'help' as any])).toEqual([
+        'admin' as any,
+        'help' as any,
+      ])
+    })
+  })
+
+  describe('baseHrefSegmentAmount', () => {
+    it('should return correct base href segment amount', () => {
+      expect(router_utils.baseHrefSegmentAmount(['admin' as any, 'help' as any], [])).toEqual(2)
+      expect(router_utils.baseHrefSegmentAmount([], [])).toEqual(0)
+      expect(
+        router_utils.baseHrefSegmentAmount(['admin' as any, 'help' as any, 'item' as any], ['item' as any])
+      ).toEqual(2)
+    })
+  })
+})
diff --git a/libs/angular-webcomponents/src/lib/utils/webcomponent-router.utils.ts b/libs/angular-webcomponents/src/lib/utils/webcomponent-router.utils.ts
index 618dd209..e9e72e39 100644
--- a/libs/angular-webcomponents/src/lib/utils/webcomponent-router.utils.ts
+++ b/libs/angular-webcomponents/src/lib/utils/webcomponent-router.utils.ts
@@ -19,6 +19,7 @@ export function sliceBaseHref(route: Route, url: UrlSegment[]): UrlSegment[] {
     console.warn(
       'mfeInfo was not provided for route. initializeRouter function is required to be registered as app initializer.'
     )
+    return url
   }
 
   const baseHrefSegmentAmount = mfeBaseHref.split('/').filter((value) => value).length