add test coverage

src/transaction/components/TransactionButton.test.tsx

@@ -4,6 +4,7 @@ import { useChainId } from 'wagmi';
 import { useShowCallsStatus } from 'wagmi/experimental';
 import { TransactionButton } from './TransactionButton';
 import { useTransactionContext } from './TransactionProvider';
+import { getChainExplorer } from '../../network/getChainExplorer';
 
 vi.mock('./TransactionProvider', () => ({
   useTransactionContext: vi.fn(),
@@ -17,6 +18,10 @@ vi.mock('wagmi/experimental', () => ({
   useShowCallsStatus: vi.fn(),
 }));
 
+vi.mock('../../network/getChainExplorer', () => ({
+  getChainExplorer: vi.fn(),
+}));
+
 describe('TransactionButton', () => {
   beforeEach(() => {
     (useChainId as vi.Mock).mockReturnValue(123);
@@ -127,4 +132,45 @@ describe('TransactionButton', () => {
     const button = getByRole('button');
     expect(button).not.toBeDisabled();
   });
+
+  it('should open transaction link when only receipt exists', () => {
+    const onSubmit = vi.fn();
+    const chainExplorerUrl = 'https://explorer.com';
+    (useTransactionContext as vi.Mock).mockReturnValue({
+      receipt: 'receipt-123',
+      transactionId: undefined,
+      transactionHash: 'hash-789',
+      onSubmit,
+    });
+    (getChainExplorer as vi.Mock).mockReturnValue(chainExplorerUrl);
+    window.open = vi.fn();
+
+    render(<TransactionButton text="Transact" />);
+    const button = screen.getByText('View transaction');
+    fireEvent.click(button);
+
+    expect(window.open).toHaveBeenCalledWith(
+      `${chainExplorerUrl}/tx/hash-789`,
+      '_blank',
+      'noopener,noreferrer',
+    );
+    expect(onSubmit).not.toHaveBeenCalled();
+  });
+
+  it('should call onSubmit when neither receipt nor transactionId exists', () => {
+    const onSubmit = vi.fn();
+    (useTransactionContext as vi.Mock).mockReturnValue({
+      receipt: undefined,
+      transactionId: undefined,
+      onSubmit,
+      address: '123',
+      contracts: [{}],
+    });
+
+    render(<TransactionButton text="Transact" />);
+    const button = screen.getByText('Transact');
+    fireEvent.click(button);
+
+    expect(onSubmit).toHaveBeenCalled();
+  });
 });

src/transaction/hooks/useGetTransactionStatusAction.test.tsx

@@ -101,4 +101,19 @@ describe('useGetTransactionStatusAction', () => {
 
     expect(result.current.actionElement).toBeNull();
   });
+
+  it('should call showCallsStatus when button is clicked', () => {
+    const showCallsStatus = vi.fn();
+    (useShowCallsStatus as vi.Mock).mockReturnValue({ showCallsStatus });
+    (useTransactionContext as vi.Mock).mockReturnValue({
+      transactionId: 'ab123',
+    });
+
+    const { result } = renderHook(() => useGetTransactionStatusAction());
+
+    const button = result.current.actionElement as JSX.Element;
+    button.props.onClick();
+
+    expect(showCallsStatus).toHaveBeenCalledWith({ id: 'ab123' });
+  });
 });

src/transaction/hooks/useGetTransactionToastAction.test.tsx

@@ -154,4 +154,19 @@ describe('useGetTransactionToastAction', () => {
       </a>
     `);
   });
+
+  it('should call showCallsStatus when button is clicked', () => {
+    const showCallsStatus = vi.fn();
+    (useShowCallsStatus as vi.Mock).mockReturnValue({ showCallsStatus });
+    (useTransactionContext as vi.Mock).mockReturnValue({
+      transactionId: 'ab123',
+    });
+
+    const { result } = renderHook(() => useGetTransactionToastAction());
+
+    const button = result.current.actionElement as JSX.Element;
+    button.props.onClick();
+
+    expect(showCallsStatus).toHaveBeenCalledWith({ id: 'ab123' });
+  });
 });