chore: flatten tool calling, prep for timeout handling (#205)

tests/core.spec.ts

@@ -69,7 +69,6 @@ await page.getByRole('button', { name: 'Submit' }).click();
 `);
 });
 
-
 test('browser_select_option', async ({ client }) => {
   await client.callTool({
     name: 'browser_navigate',

tests/launch.spec.ts

@@ -26,7 +26,7 @@ test('test reopen browser', async ({ client }) => {
 
   expect(await client.callTool({
     name: 'browser_close',
-  })).toHaveTextContent('Page closed');
+  })).toContainTextContent('No open pages available');
 
   expect(await client.callTool({
     name: 'browser_navigate',

tests/pdf.spec.ts

@@ -42,5 +42,5 @@ test('save as pdf', async ({ client, mcpBrowser }) => {
   const response = await client.callTool({
     name: 'browser_pdf_save',
   });
-  expect(response).toHaveTextContent(/^Saved as.*page-[^:]+.pdf$/);
+  expect(response).toHaveTextContent(/Save page as.*page-[^:]+.pdf/);
 });