add callback error skipped test

Author: bahmutov

cypress/integration/callback-error.md

@@ -0,0 +1,26 @@
+# Callback error
+
+If you enable this test it fails because the `cy.stub` throws an error.
+
+<!-- fiddle.skip Callback error -->
+
+```html
+<script>
+  setTimeout(() => {
+    console.log('Random error')
+  }, 100)
+</script>
+```
+
+```js
+cy.window()
+  .its('console')
+  .then((console) => {
+    cy.stub(console, 'log').callsFake(function (...args) {
+      throw new Error('Nope')
+    })
+  })
+cy.wait(1500)
+```
+
+<!-- fiddle-end -->