Added more test cases for URL (#50768)

Summary:
I forgot to add toString and protocol in test cases last time when we merged this https://github.com/facebook/react-native/pull/50043

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[INTERNAL][ADDED] More Test cases

Pull Request resolved: https://github.com/facebook/react-native/pull/50768

Test Plan: Tested with yarn jest

Reviewed By: rshest, cipolleschi

Differential Revision: D73169665

Pulled By: cortinico

fbshipit-source-id: 1115c0ccce52a67663fcd60ef376ce7bde502d1f

packages/react-native/Libraries/Blob/__tests__/URL-test.js

@@ -53,6 +53,10 @@ describe('URL', function () {
     expect(url.pathname).toBe('/docs/path');
     expect(url.port).toBe('8080');
     expect(url.search).toBe('?query=testQuery&key=value');
+    expect(url.protocol).toBe('https:');
+    expect(url.toString()).toBe(
+      'https://username:password@reactnative.dev:8080/docs/path?query=testQuery&key=value#fragment',
+    );
 
     // Test searchParams
     const searchParams = url.searchParams;

packages/rn-tester/js/examples/Urls/UrlExample.js

@@ -31,6 +31,8 @@ function URLComponent(props: Props) {
       <RNTesterText testID="URL-password">{`password: ${parsedUrl.password}`}</RNTesterText>
       <RNTesterText testID="URL-username">{`username: ${parsedUrl.username}`}</RNTesterText>
       <RNTesterText testID="URL-pathname">{`pathname: ${parsedUrl.pathname}`}</RNTesterText>
+      <RNTesterText testID="URL-protocol">{`protocol: ${parsedUrl.protocol}`}</RNTesterText>
+      <RNTesterText testID="URL-toString">{`toString: ${parsedUrl.toString()}`}</RNTesterText>
       <RNTesterText testID="URL-port">{`port: ${parsedUrl.port}`}</RNTesterText>
       <RNTesterText testID="URL-search">{`search: ${parsedUrl.search}`}</RNTesterText>
       <RNTesterText testID="URL-search-params">{`searchParams: ${parsedUrl.searchParams.toString()}`}</RNTesterText>