diff --git a/test/jest/__tests__/stores/networks.spec.ts b/test/jest/__tests__/stores/networks.spec.ts
new file mode 100644
index 00000000..0bdbd634
--- /dev/null
+++ b/test/jest/__tests__/stores/networks.spec.ts
@@ -0,0 +1,165 @@
+import { createPinia, setActivePinia } from 'pinia';
+import { useNetworksStore } from 'src/stores/networks';
+
+describe('Networks Store', () => {
+    beforeEach(() => {
+        setActivePinia(createPinia());
+    });
+
+    afterEach(() => {
+        const networksStore = useNetworksStore();
+        networksStore.currentNetworkName = '';
+        networksStore.preferredNetworkName = '';
+    });
+
+    describe('setupNetworks', () => {
+        it('sets supported networks', () => {
+            const networksStore = useNetworksStore();
+
+            expect(networksStore.networks.length).toBe(0);
+            expect(networksStore.currentNetworkName).toBe('');
+            expect(networksStore.preferredNetworkName).toBe('');
+
+            networksStore.setupNetworks();
+
+            expect(networksStore.networks.length).toBe(2);
+            expect(networksStore.currentNetworkName).toBe('');
+            expect(networksStore.preferredNetworkName).toBe('');
+        });
+
+        it('sets supported networks and applies preferred network', () => {
+            const networksStore = useNetworksStore();
+            networksStore.preferredNetworkName = 'telos';
+
+            const updateCurrentNetwork = jest.spyOn(networksStore, 'updateCurrentNetwork');
+
+            expect(networksStore.networks.length).toBe(0);
+            expect(networksStore.currentNetworkName).toBe('');
+            expect(networksStore.preferredNetworkName).toBe('telos');
+
+            networksStore.setupNetworks();
+
+            expect(networksStore.networks.length).toBe(2);
+            expect(updateCurrentNetwork).toBeCalledWith('telos');
+            expect(networksStore.currentNetworkName).toBe('telos');
+            expect(networksStore.preferredNetworkName).toBe('telos');
+        });
+
+        it('sets supported networks and applies current network', () => {
+            const networksStore = useNetworksStore();
+            networksStore.currentNetworkName = 'telos';
+
+            const updateCurrentNetwork = jest.spyOn(networksStore, 'updateCurrentNetwork');
+
+            expect(networksStore.networks.length).toBe(0);
+            expect(networksStore.currentNetworkName).toBe('telos');
+            expect(networksStore.preferredNetworkName).toBe('');
+
+            networksStore.setupNetworks();
+
+            expect(networksStore.networks.length).toBe(2);
+            expect(updateCurrentNetwork).toBeCalledWith('telos');
+            expect(networksStore.currentNetworkName).toBe('telos');
+            expect(networksStore.preferredNetworkName).toBe('');
+        });
+    });
+
+    describe('updateCurrentNetwork', () => {
+        it('updates when network is supported', () => {
+            const networksStore = useNetworksStore();
+
+            expect(networksStore.networks.length).toBe(0);
+            expect(networksStore.currentNetworkName).toBe('');
+            expect(networksStore.preferredNetworkName).toBe('');
+
+            networksStore.setupNetworks();
+            networksStore.updateCurrentNetwork('telos');
+
+            expect(networksStore.networks.length).toBe(2);
+            expect(networksStore.currentNetworkName).toBe('telos');
+            expect(networksStore.preferredNetworkName).toBe('');
+        });
+
+        it('does not update when network is not supported', () => {
+            const networksStore = useNetworksStore();
+
+            expect(networksStore.networks.length).toBe(0);
+            expect(networksStore.currentNetworkName).toBe('');
+            expect(networksStore.preferredNetworkName).toBe('');
+
+            networksStore.setupNetworks();
+            networksStore.updateCurrentNetwork('unsupported');
+
+            expect(networksStore.networks.length).toBe(2);
+            expect(networksStore.currentNetworkName).toBe('');
+            expect(networksStore.preferredNetworkName).toBe('');
+        });
+    });
+
+    describe('updatePreferredNetwork', () => {
+        it('updates when network is supported', () => {
+            const networksStore = useNetworksStore();
+
+            expect(networksStore.networks.length).toBe(0);
+            expect(networksStore.currentNetworkName).toBe('');
+            expect(networksStore.preferredNetworkName).toBe('');
+
+            networksStore.setupNetworks();
+            networksStore.updatePreferredNetwork('telos');
+
+            expect(networksStore.networks.length).toBe(2);
+            expect(networksStore.currentNetworkName).toBe('');
+            expect(networksStore.preferredNetworkName).toBe('telos');
+        });
+
+        it('does not update when network is not supported', () => {
+            const networksStore = useNetworksStore();
+
+            expect(networksStore.networks.length).toBe(0);
+            expect(networksStore.currentNetworkName).toBe('');
+            expect(networksStore.preferredNetworkName).toBe('');
+
+            networksStore.setupNetworks();
+            networksStore.updatePreferredNetwork('unsupported');
+
+            expect(networksStore.networks.length).toBe(2);
+            expect(networksStore.currentNetworkName).toBe('');
+            expect(networksStore.preferredNetworkName).toBe('');
+        });
+    });
+
+    describe('isNetworkSupported', () => {
+        it('returns true for supported network', () => {
+            const networksStore = useNetworksStore();
+
+            expect(networksStore.networks.length).toBe(0);
+            expect(networksStore.currentNetworkName).toBe('');
+            expect(networksStore.preferredNetworkName).toBe('');
+
+            networksStore.setupNetworks();
+            const result = networksStore.isNetworkSupported('telos');
+
+            expect(networksStore.networks.length).toBe(2);
+            expect(networksStore.currentNetworkName).toBe('');
+            expect(networksStore.preferredNetworkName).toBe('');
+            expect(result).toBe(true);
+        });
+
+        it('returns false for unsupported networks', () => {
+            const networksStore = useNetworksStore();
+
+            expect(networksStore.networks.length).toBe(0);
+            expect(networksStore.currentNetworkName).toBe('');
+            expect(networksStore.preferredNetworkName).toBe('');
+
+            networksStore.setupNetworks();
+            const result = networksStore.isNetworkSupported('unsupported');
+
+            expect(networksStore.networks.length).toBe(2);
+            expect(networksStore.currentNetworkName).toBe('');
+            expect(networksStore.preferredNetworkName).toBe('');
+            expect(result).toBe(false);
+        });
+    });
+});
+