add test

packages/core/src/parsers/builder/builder.test.ts

@@ -0,0 +1,34 @@
+import { BuilderContent } from '@builder.io/sdk';
+import { builderContentToMitosisComponent } from './builder';
+
+describe('Unpaired Surrogates', () => {
+  test('removes unpaired surrogates from Text component content', () => {
+    const builderContent: BuilderContent = {
+      data: {
+        blocks: [
+          {
+            '@type': '@builder.io/sdk:Element' as const,
+            component: {
+              name: 'Text',
+              options: {
+                text: `Hello \uD800 World. Welcome to \uDFFF section`,
+              },
+            },
+          },
+        ],
+      },
+    };
+
+    const output = builderContentToMitosisComponent(builderContent);
+
+    console.log('Output: ', output.children[0].children);
+
+    // Text should be cleaned of unpaired surrogates
+    expect(output.children[0].children[0].properties._text).toBe(
+      'Hello  World. Welcome to section',
+    );
+    // Verify unpaired surrogates are removed
+    expect(output.children[0].children[0].properties._text).not.toContain('\uD800');
+    expect(output.children[0].children[0].properties._text).not.toContain('\uDFFF');
+  });
+});