Issue #1088 - fix for exception instead fo DebugTokenInfo

src/main/java/com/restfb/exception/generator/DefaultFacebookExceptionGenerator.java

@@ -90,7 +90,9 @@ public void throwBatchFacebookResponseStatusExceptionIfNecessary(String json, In
       JsonObject errorObject = silentlyCreateObjectFromString(json);
 
       if (errorObject == null || errorObject.contains(BATCH_ERROR_ATTRIBUTE_NAME)
-          || errorObject.contains(BATCH_ERROR_DESCRIPTION_ATTRIBUTE_NAME))
+          || errorObject.contains(BATCH_ERROR_DESCRIPTION_ATTRIBUTE_NAME)
+              // not a batch response, if data key is present
+              || errorObject.contains("data"))
         return;
 
       ExceptionInformation container = new ExceptionInformation(errorObject.getInt(BATCH_ERROR_ATTRIBUTE_NAME, 0),

src/test/java/com/restfb/integration/DebugTokenITCase.java

@@ -0,0 +1,40 @@
+/*
+ * Copyright (c) 2010-2020 Mark Allen, Norbert Bartels.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+package com.restfb.integration;
+
+import com.restfb.DefaultFacebookClient;
+import com.restfb.FacebookClient;
+import com.restfb.Version;
+import com.restfb.integration.base.RestFbIntegrationTestBase;
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+
+public class DebugTokenITCase extends RestFbIntegrationTestBase {
+
+  @Test
+  public void checkDebugToken() {
+    DefaultFacebookClient client = new DefaultFacebookClient(getTestSettings().getUserAccessToken(), Version.VERSION_3_1);
+    FacebookClient.DebugTokenInfo debugTokenInfo = client.debugToken("abc");
+    assertNotNull(debugTokenInfo);
+  }
+}