diff --git a/liblinphone_tester/custom_rules.xml b/liblinphone_tester/custom_rules.xml
index 6279235ff..c9f246d14 100644
--- a/liblinphone_tester/custom_rules.xml
+++ b/liblinphone_tester/custom_rules.xml
@@ -50,7 +50,10 @@
 			</condition>
 		</fail>
 		<condition property="has.crashed" >
-				<resourcecontains resource="${output.file}" substring="Process crashed" />
+            <or>
+                <resourcecontains resource="${output.file}" substring="Process crashed" />
+                <resourcecontains resource="${output.file}" substring="Native crash" />
+            </or>
 		</condition>
 		<antcall target="check-for-crash"/>
 		<delete file="${archive.name}"/>
diff --git a/liblinphone_tester/src/org/linphone/tester/WrapperTester.java b/liblinphone_tester/src/org/linphone/tester/WrapperTester.java
index 0351a8acf..da61728f0 100644
--- a/liblinphone_tester/src/org/linphone/tester/WrapperTester.java
+++ b/liblinphone_tester/src/org/linphone/tester/WrapperTester.java
@@ -3,6 +3,7 @@ package org.linphone.tester;
 import org.linphone.core.LinphoneCore;
 import org.linphone.core.LinphoneCoreFactory;
 import org.linphone.core.LinphoneCoreListenerBase;
+import org.linphone.core.PayloadType;
 
 import android.test.AndroidTestCase;
 import junit.framework.Assert;
@@ -41,12 +42,17 @@ public class WrapperTester extends AndroidTestCase {
 		mCore.setVideoMulticastTtl(4);
 		Assert.assertEquals(4, mCore.getVideoMulticastTtl());
 
+		//Test setPrimaryContact
 		String address = "Linphone Android <sip:linphone.android@unknown-host>";
 		mCore.setPrimaryContact(address);
 		Assert.assertEquals(LinphoneCoreFactory.instance().createLinphoneAddress(address).getDisplayName(),
 				LinphoneCoreFactory.instance().createLinphoneAddress(mCore.getPrimaryContact()).getDisplayName());
 		Assert.assertEquals(LinphoneCoreFactory.instance().createLinphoneAddress(address).getUserName(),
 				LinphoneCoreFactory.instance().createLinphoneAddress(mCore.getPrimaryContact()).getUserName());
+
+		//Test setPayloadTypeNumber
+		mCore.setPayloadTypeNumber(mCore.findPayloadType("PCMU"),12);
+		Assert.assertEquals(mCore.getPayloadTypeNumber(mCore.findPayloadType("PCMU")),12);
 		
 	}