Split tests for computePlatformResolvedLocale with N (#32385)

Author: utzcoz

shell/platform/android/io/flutter/embedding/engine/FlutterJNI.java

@@ -1212,7 +1212,7 @@ public String[] computePlatformResolvedLocale(@NonNull String[] strings) {
       String languageCode = strings[i + 0];
       String countryCode = strings[i + 1];
       String scriptCode = strings[i + 2];
-      // Convert to Locales via LocaleBuilder if available (API 24+) to include scriptCode.
+      // Convert to Locales via LocaleBuilder if available (API 21+) to include scriptCode.
       if (Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.LOLLIPOP) {
         Locale.Builder localeBuilder = new Locale.Builder();
         if (!languageCode.isEmpty()) {
@@ -1226,7 +1226,7 @@ public String[] computePlatformResolvedLocale(@NonNull String[] strings) {
         }
         supportedLocales.add(localeBuilder.build());
       } else {
-        // Pre-API 24, we fall back on scriptCode-less locales.
+        // Pre-API 21, we fall back on scriptCode-less locales.
         supportedLocales.add(new Locale(languageCode, countryCode));
       }
     }

shell/platform/android/test/io/flutter/plugin/localization/LocalizationPluginTest.java

@@ -140,8 +140,8 @@ public void computePlatformResolvedLocaleAPI26() {
 
   // This test should be synced with the version for API 26.
   @Test
-  @Config(sdk = Build.VERSION_CODES.N)
-  public void computePlatformResolvedLocaleAPI24() {
+  @Config(minSdk = Build.VERSION_CODES.N)
+  public void computePlatformResolvedLocale_fromAndroidN() {
     // --- Test Setup ---
     FlutterJNI flutterJNI = new FlutterJNI();
 
@@ -235,8 +235,8 @@ public void computePlatformResolvedLocaleAPI24() {
 
   // Tests the legacy pre API 24 algorithm.
   @Test
-  @Config(sdk = Build.VERSION_CODES.JELLY_BEAN)
-  public void computePlatformResolvedLocaleAPI16() {
+  @Config(minSdk = Build.VERSION_CODES.JELLY_BEAN, maxSdk = Build.VERSION_CODES.M)
+  public void computePlatformResolvedLocale_beforeAndroidN() {
     // --- Test Setup ---
     FlutterJNI flutterJNI = new FlutterJNI();