Test onboarding categories components

src/views/__tests__/OnboardingView.spec.js

@@ -17,4 +17,64 @@ describe('Testing of OnboardingView', () => {
             })
         expect(wrapper.exists()).toBe(true)
     })
+
+    it('navigates to the previous step when clicking "Tilbake"', async () => {
+        const wrapper = mount(OnboardingView, {
+            global: {
+                stubs: ['RouterLink', 'Input', 'Button', 'Card', 'CardTitle', 'CardText']
+            },
+            mocks: {
+                $router: router
+            },
+            data() {
+                return {
+                    step: 2
+                }
+            }
+        });
+    })
+
+    it('decrements step value when clicking "Tilbake"', async () => {
+        const wrapper = mount(OnboardingView, {
+            global: {
+                stubs: ['RouterLink', 'Input', 'Button', 'Card', 'CardTitle', 'CardText']
+            },
+            mocks: {
+                $router: router
+            },
+            data() {
+                return {
+                    step: 2
+                }
+            }
+        });
+
+        const backButton = wrapper.find('[type="button"]');
+        await backButton.trigger('click');
+
+        expect(wrapper.vm.step).toBe(1); // Assuming step decrements correctly
+    });
+
+    it('does not decrement step value below 1 when clicking "Tilbake"', async () => {
+        const wrapper = mount(OnboardingView, {
+            global: {
+                stubs: ['RouterLink', 'Input', 'Button', 'Card', 'CardTitle', 'CardText']
+            },
+            mocks: {
+                $router: router
+            },
+            data() {
+                return {
+                    step: 1
+                }
+            }
+        });
+
+        const backButton = wrapper.find('[type="button"]');
+        await backButton.trigger('click');
+
+        expect(wrapper.vm.step).toBe(1); // Step should remain 1 as it cannot go below
+    });
+
+
 })
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