diff --git a/src/components/galleria/Galleria.spec.js b/src/components/galleria/Galleria.spec.js
new file mode 100644
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+++ b/src/components/galleria/Galleria.spec.js
@@ -0,0 +1,65 @@
+import { mount } from '@vue/test-utils';
+import PrimeVue from '@/components/config/PrimeVue';
+import Galleria from './Galleria.vue';
+
+describe('Gallleria.vue', () => {
+    let wrapper;
+
+    beforeEach(() => {
+        wrapper = mount(Galleria, {
+            global: {
+                plugins: [PrimeVue],
+                stubs: {
+                    teleport: true
+                }
+            },
+            props: {
+                value: [
+                    {
+                        "itemImageSrc": "demo/images/galleria/galleria1.jpg",
+                        "thumbnailImageSrc": "demo/images/galleria/galleria1s.jpg",
+                        "alt": "Description for Image 1",
+                        "title": "Title 1"
+                    },
+                    {
+                        "itemImageSrc": "demo/images/galleria/galleria2.jpg",
+                        "thumbnailImageSrc": "demo/images/galleria/galleria2s.jpg",
+                        "alt": "Description for Image 2",
+                        "title": "Title 2"
+                    },
+                    {
+                        "itemImageSrc": "demo/images/galleria/galleria3.jpg",
+                        "thumbnailImageSrc": "demo/images/galleria/galleria3s.jpg",
+                        "alt": "Description for Image 3",
+                        "title": "Title 3"
+                    }
+                ],
+                numVisible: 2
+            },
+            slots: {
+                item: `
+                    <template #item="slotProps">
+                        <img :src="slotProps.item.itemImageSrc" :alt="slotProps.item.alt" style="width: 100%" />
+                    </template>
+                `
+            }
+        });
+    });
+
+    it('should exist',() =>  {
+        expect(wrapper.find('.p-galleria.p-component').exists()).toBe(true);
+        expect(wrapper.findAll('.p-galleria-item-container > .p-galleria-item').length).toBe(1);
+        expect(wrapper.findAll('.p-galleria-thumbnail-item-active').length).toBe(2);
+    });
+
+    it('should active item change', async() => {
+        expect(wrapper.find('.p-galleria-item-container img').attributes().alt).toBe('Description for Image 1');
+
+        wrapper.vm.onActiveItemChange(1);
+        await wrapper.setProps({activeIndex: 1});
+
+        expect(wrapper.find('.p-galleria-item-container img').attributes().alt).toBe('Description for Image 2');
+        expect(wrapper.emitted()['update:activeIndex'][0]).toEqual([1]);
+
+    });
+});
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