Add support for Static Hermes staging in Fantom (#52105)

Summary:
Pull Request resolved: https://github.com/facebook/react-native/pull/52105

Changelog: [internal]

I just learnt there's a Hermes variant that we don't support (staging) so this adds support for it.

Reviewed By: christophpurrer

Differential Revision: D76897715

fbshipit-source-id: 3113edde3c785d71ad4a57dd435f16e13ab46976

private/react-native-fantom/runner/formatFantomConfig.js

@@ -35,10 +35,12 @@ function formatFantomHermesVariant(hermesVariant: HermesVariant): string {
   switch (hermesVariant) {
     case FantomTestConfigHermesVariant.Hermes:
       return 'hermes';
-    case FantomTestConfigHermesVariant.StaticHermes:
-      return 'hermes 🆕';
+    case FantomTestConfigHermesVariant.StaticHermesStable:
+      return 'shermes 🆕';
+    case FantomTestConfigHermesVariant.StaticHermesStaging:
+      return 'shermes ⏭️';
     case FantomTestConfigHermesVariant.StaticHermesExperimental:
-      return 'hermes 🧪';
+      return 'shermes 🧪';
   }
 }
 

private/react-native-fantom/runner/getFantomTestConfigs.js

@@ -90,7 +90,7 @@ const MAX_FANTOM_CONFIGURATION_VARIATIONS = 12;
  * /**
  *  * @flow strict-local
  *  * @fantom_mode opt
- *  * @fantom_hermes_variant static_hermes
+ *  * @fantom_hermes_variant static_hermes_stable
  *  * @fantom_flags commonTestFlag:true
  *  * @fantom_flags jsOnlyTestFlag:true
  *  * @fantom_react_fb_flags reactInternalFlag:true
@@ -101,8 +101,8 @@ const MAX_FANTOM_CONFIGURATION_VARIATIONS = 12;
  * - `fantom_mode`: specifies the level of optimization to compile the test
  *  with. Valid values are `dev`, `dev-bytecode` and `opt`.
  * - `fantom_hermes_variant`: specifies the Hermes variant to use to run the
- *  test. Valid values are `hermes`, `static_hermes` and
- *  `static_hermes_experimental`.
+ *  test. Valid values are `hermes`, `static_hermes_stable`,
+ *  `static_hermes_staging` and `static_hermes_experimental`.
  * - `fantom_flags`: specifies the configuration for common and JS-only feature
  *  flags. They can be specified in the same pragma or in different ones, and
  *  the format is `<flag_name>:<value>`.
@@ -187,8 +187,11 @@ export default function getFantomTestConfigs(
       case 'hermes':
         config.hermesVariant = HermesVariant.Hermes;
         break;
-      case 'static_hermes':
-        config.hermesVariant = HermesVariant.StaticHermes;
+      case 'static_hermes_stable':
+        config.hermesVariant = HermesVariant.StaticHermesStable;
+        break;
+      case 'static_hermes_staging':
+        config.hermesVariant = HermesVariant.StaticHermesStaging;
         break;
       case 'static_hermes_experimental':
         config.hermesVariant = HermesVariant.StaticHermesExperimental;
@@ -196,7 +199,8 @@ export default function getFantomTestConfigs(
       case '*':
         configVariations.push([
           {hermesVariant: HermesVariant.Hermes},
-          {hermesVariant: HermesVariant.StaticHermes},
+          {hermesVariant: HermesVariant.StaticHermesStable},
+          {hermesVariant: HermesVariant.StaticHermesStaging},
           {hermesVariant: HermesVariant.StaticHermesExperimental},
         ]);
         break;

private/react-native-fantom/runner/utils.js

@@ -20,7 +20,8 @@ const BUCK_ISOLATION_DIR = 'react-native-fantom-buck-out';
 
 export enum HermesVariant {
   Hermes,
-  StaticHermes, // Static Hermes Stable
+  StaticHermesStable, // Static Hermes Stable
+  StaticHermesStaging, // Static Hermes Staging
   StaticHermesExperimental, // Static Hermes Trunk
 }
 
@@ -30,8 +31,10 @@ export function getBuckOptionsForHermes(
   switch (variant) {
     case HermesVariant.Hermes:
       return [];
-    case HermesVariant.StaticHermes:
+    case HermesVariant.StaticHermesStable:
       return ['-c hermes.static_hermes=stable'];
+    case HermesVariant.StaticHermesStaging:
+      return ['-c hermes.static_hermes=staging'];
     case HermesVariant.StaticHermesExperimental:
       return ['-c hermes.static_hermes=trunk'];
   }
@@ -41,8 +44,10 @@ export function getHermesCompilerTarget(variant: HermesVariant): string {
   switch (variant) {
     case HermesVariant.Hermes:
       return '//xplat/hermes/tools/hermesc:hermesc';
-    case HermesVariant.StaticHermes:
+    case HermesVariant.StaticHermesStable:
       return '//xplat/shermes/stable:hermesc';
+    case HermesVariant.StaticHermesStaging:
+      return '//xplat/shermes/staging:hermesc';
     case HermesVariant.StaticHermesExperimental:
       return '//xplat/static_h:hermesc';
   }

private/react-native-fantom/src/__tests__/FantomHermesVariantStaticHermes-itest.js

@@ -6,12 +6,12 @@
  *
  * @flow strict-local
  * @format
- * @fantom_hermes_variant static_hermes
+ * @fantom_hermes_variant static_hermes_stable
  */
 
 declare var HermesInternal: $HermesInternalType;
 
-describe('"@fantom_hermes_variant static_hermes" in docblock', () => {
+describe('"@fantom_hermes_variant static_hermes_stable" in docblock', () => {
   it('should use Static Hermes', () => {
     expect(HermesInternal.getRuntimeProperties?.()['Static Hermes']).toBe(true);
   });

private/react-native-fantom/src/__tests__/FantomHermesVariantStaticHermesStaging-itest.js

@@ -0,0 +1,18 @@
+/**
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ *
+ * @flow strict-local
+ * @format
+ * @fantom_hermes_variant static_hermes_staging
+ */
+
+declare var HermesInternal: $HermesInternalType;
+
+describe('"@fantom_hermes_variant static_hermes_staging" in docblock', () => {
+  it('should use Static Hermes', () => {
+    expect(HermesInternal.getRuntimeProperties?.()['Static Hermes']).toBe(true);
+  });
+});