fix: do not escape html symbols when serializing strings to json (#1005)

Author: yury-s

playwright/src/main/java/com/microsoft/playwright/impl/Serialization.java

@@ -40,7 +40,7 @@
 import static com.microsoft.playwright.impl.Utils.fromJsRegexFlags;
 
 class Serialization {
-  private static final Gson gson = new GsonBuilder()
+  private static final Gson gson = new GsonBuilder().disableHtmlEscaping()
     .registerTypeAdapter(SameSiteAttribute.class, new SameSiteAdapter().nullSafe())
     .registerTypeAdapter(BrowserChannel.class, new ToLowerCaseAndDashSerializer<BrowserChannel>())
     .registerTypeAdapter(ColorScheme.class, new ToLowerCaseAndDashSerializer<ColorScheme>())

playwright/src/test/java/com/microsoft/playwright/TestPageLocatorQuery.java

@@ -139,6 +139,12 @@ void shouldFilterByRegexWithSpecialSymbols() {
     Pattern pattern = Pattern.compile("first\\/\".*\"second\\\\$", Pattern.CASE_INSENSITIVE);
     assertThat(page.locator("div", new Page.LocatorOptions().setHasText(pattern))).hasClass("test");
   }
+  @Test
+  void shouldFilterByTextWithAmpersand() {
+    page.setContent("<div>Save & Continue</div>");
+    assertEquals("Save & Continue", page.locator("div",
+      new Page.LocatorOptions().setHasText("Save & Continue")).textContent());
+  }
 
   @Test
   void shouldSupportHasLocator() {