Restore global config after tests

Fix a couple more cases when caching related configs are changed.
This does not fix all our problems with Gradle builds.

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=228735790

javatests/google/registry/flows/domain/DomainCreateFlowTest.java

@@ -391,9 +391,14 @@ public class DomainCreateFlowTest extends ResourceFlowTestCase<DomainCreateFlow,
 
   @Test
   public void testSuccess_cachingDisabled() throws Exception {
+    boolean origIsCachingEnabled = RegistryConfig.isEppResourceCachingEnabled();
+    try {
       RegistryConfig.overrideIsEppResourceCachingEnabledForTesting(false);
       persistContactsAndHosts();
       doSuccessfulTest();
+    } finally {
+      RegistryConfig.overrideIsEppResourceCachingEnabledForTesting(origIsCachingEnabled);
+    }
   }
 
   @Test

javatests/google/registry/flows/domain/DomainUpdateFlowTest.java

@@ -194,10 +194,15 @@ public class DomainUpdateFlowTest extends ResourceFlowTestCase<DomainUpdateFlow,
 
   @Test
   public void testSuccess_cachingDisabled() throws Exception {
+    boolean origIsCachingEnabled = RegistryConfig.isEppResourceCachingEnabled();
+    try {
       RegistryConfig.overrideIsEppResourceCachingEnabledForTesting(false);
       persistReferencedEntities();
       persistDomain();
       doSuccessfulTest();
+    } finally {
+      RegistryConfig.overrideIsEppResourceCachingEnabledForTesting(origIsCachingEnabled);
+    }
   }
 
   @Test

javatests/google/registry/model/registrar/RegistrarTest.java

@@ -14,6 +14,7 @@
 
 package google.registry.model.registrar;
 
+import static com.google.common.base.Preconditions.checkState;
 import static com.google.common.truth.Truth.assertThat;
 import static com.google.common.truth.Truth8.assertThat;
 import static google.registry.model.ofy.ObjectifyService.ofy;
@@ -454,6 +455,11 @@ public class RegistrarTest extends EntityTestCase {
 
   @Test
   public void testSuccess_setAllowedTldsUncached_newTldNotInCache() {
+    int origSingletonCacheRefreshSeconds =
+        RegistryConfig.CONFIG_SETTINGS.get().caching.singletonCacheRefreshSeconds;
+    // Sanity check for Gradle-based open-source build.
+    checkState(
+        origSingletonCacheRefreshSeconds == 0, "singletonCacheRefreshSeconds expected to be 0.");
     try {
       // Cache duration in tests is 0. To make sure the data isn't in the cache we have to set it
       // to a higher value and reset the cache.
@@ -490,8 +496,8 @@ public class RegistrarTest extends EntityTestCase {
       // TLDs
       assertThat(Registries.getTlds()).doesNotContain("newtld");
     } finally {
-      // Set the cache duration back to 0 to satisfy other tests.
-      RegistryConfig.CONFIG_SETTINGS.get().caching.singletonCacheRefreshSeconds = 0;
+      RegistryConfig.CONFIG_SETTINGS.get().caching.singletonCacheRefreshSeconds =
+          origSingletonCacheRefreshSeconds;
       Registries.resetCache();
     }
   }

javatests/google/registry/tools/RequestFactoryModuleTest.java

@@ -49,19 +49,26 @@ public class RequestFactoryModuleTest {
   @Test
   public void test_provideHttpRequestFactory_localhost() throws Exception {
     // Make sure that localhost creates a request factory with an initializer.
+    boolean origIsLocal = RegistryConfig.CONFIG_SETTINGS.get().appEngine.isLocal;
     RegistryConfig.CONFIG_SETTINGS.get().appEngine.isLocal = true;
+    try {
       HttpRequestFactory factory = RequestFactoryModule.provideHttpRequestFactory(googleCredential);
       HttpRequestInitializer initializer = factory.getInitializer();
       assertThat(initializer).isNotNull();
       HttpRequest request = factory.buildGetRequest(new GenericUrl("http://localhost"));
       initializer.initialize(request);
       verifyZeroInteractions(googleCredential);
+    } finally {
+      RegistryConfig.CONFIG_SETTINGS.get().appEngine.isLocal = origIsLocal;
+    }
   }
 
   @Test
   public void test_provideHttpRequestFactory_remote() throws Exception {
     // Make sure that example.com creates a request factory with the UNITTEST client id but no
+    boolean origIsLocal = RegistryConfig.CONFIG_SETTINGS.get().appEngine.isLocal;
     RegistryConfig.CONFIG_SETTINGS.get().appEngine.isLocal = false;
+    try {
       HttpRequestFactory factory = RequestFactoryModule.provideHttpRequestFactory(googleCredential);
       HttpRequestInitializer initializer = factory.getInitializer();
       assertThat(initializer).isNotNull();
@@ -71,5 +78,8 @@ public class RequestFactoryModuleTest {
       assertThat(request.getConnectTimeout()).isEqualTo(REQUEST_TIMEOUT_MS);
       assertThat(request.getReadTimeout()).isEqualTo(REQUEST_TIMEOUT_MS);
       verifyNoMoreInteractions(googleCredential);
+    } finally {
+      RegistryConfig.CONFIG_SETTINGS.get().appEngine.isLocal = origIsLocal;
+    }
   }
 }