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in repository https://gitbox.apache.org/repos/asf/cxf.git

commit 6228a705ec8e101667a786ecd039dd309f6ab474
Author: Colm O hEigeartaigh <[email protected]>
AuthorDate: Wed Dec 26 11:34:39 2018 +0000

    Stop extending Assert in sts-core
---
 .../java/org/apache/cxf/sts/cache/EhCacheIdentityCacheTest.java  | 5 ++++-
 .../java/org/apache/cxf/sts/cache/HazelCastTokenStoreTest.java   | 6 +++++-
 .../java/org/apache/cxf/sts/cache/MemoryIdentityCacheTest.java   | 5 ++++-
 .../org/apache/cxf/sts/claims/mapper/JexlClaimsMapperTest.java   | 7 ++++++-
 .../apache/cxf/sts/claims/mapper/JexlIssueSamlClaimsTest.java    | 7 ++++++-
 .../java/org/apache/cxf/sts/operation/CancelSCTUnitTest.java     | 5 ++++-
 .../org/apache/cxf/sts/operation/IssueEncryptedUnitTest.java     | 5 ++++-
 .../org/apache/cxf/sts/operation/IssueJWTClaimsUnitTest.java     | 6 +++++-
 .../org/apache/cxf/sts/operation/IssueJWTOnbehalfofUnitTest.java | 6 +++++-
 .../java/org/apache/cxf/sts/operation/IssueJWTRealmUnitTest.java | 6 +++++-
 .../test/java/org/apache/cxf/sts/operation/IssueJWTUnitTest.java | 5 ++++-
 .../org/apache/cxf/sts/operation/IssueOnbehalfofUnitTest.java    | 7 ++++++-
 .../test/java/org/apache/cxf/sts/operation/IssueSCTUnitTest.java | 6 +++++-
 .../org/apache/cxf/sts/operation/IssueSamlClaimsUnitTest.java    | 7 ++++++-
 .../org/apache/cxf/sts/operation/IssueSamlRealmUnitTest.java     | 7 ++++++-
 .../java/org/apache/cxf/sts/operation/IssueSamlUnitTest.java     | 8 +++++++-
 .../test/java/org/apache/cxf/sts/operation/IssueUnitTest.java    | 6 +++++-
 .../java/org/apache/cxf/sts/operation/RenewSamlUnitTest.java     | 5 ++++-
 .../apache/cxf/sts/operation/ValidateJWTTransformationTest.java  | 5 ++++-
 .../java/org/apache/cxf/sts/operation/ValidateJWTUnitTest.java   | 5 ++++-
 .../java/org/apache/cxf/sts/operation/ValidateSCTUnitTest.java   | 7 ++++++-
 .../java/org/apache/cxf/sts/operation/ValidateSamlUnitTest.java  | 5 ++++-
 .../cxf/sts/operation/ValidateTokenTransformationUnitTest.java   | 5 ++++-
 .../test/java/org/apache/cxf/sts/operation/ValidateUnitTest.java | 6 +++++-
 .../apache/cxf/sts/operation/ValidateUsernameTokenUnitTest.java  | 5 ++++-
 .../org/apache/cxf/sts/operation/ValidateX509TokenUnitTest.java  | 5 ++++-
 .../java/org/apache/cxf/sts/request/RequestParserUnitTest.java   | 5 ++++-
 .../org/apache/cxf/sts/token/canceller/SCTCancellerTest.java     | 6 +++++-
 .../java/org/apache/cxf/sts/token/provider/JWTClaimsTest.java    | 6 +++++-
 .../org/apache/cxf/sts/token/provider/JWTProviderActAsTest.java  | 5 ++++-
 .../apache/cxf/sts/token/provider/JWTProviderLifetimeTest.java   | 6 +++++-
 .../apache/cxf/sts/token/provider/JWTProviderOnBehalfOfTest.java | 5 ++++-
 .../apache/cxf/sts/token/provider/JWTTokenProviderRealmTest.java | 6 +++++-
 .../org/apache/cxf/sts/token/provider/JWTTokenProviderTest.java  | 6 +++++-
 .../java/org/apache/cxf/sts/token/provider/SAMLClaimsTest.java   | 8 +++++++-
 .../org/apache/cxf/sts/token/provider/SAMLProviderActAsTest.java | 6 +++++-
 .../apache/cxf/sts/token/provider/SAMLProviderCustomTest.java    | 6 +++++-
 .../apache/cxf/sts/token/provider/SAMLProviderKeyTypeTest.java   | 8 +++++++-
 .../apache/cxf/sts/token/provider/SAMLProviderLifetimeTest.java  | 7 +++++--
 .../cxf/sts/token/provider/SAMLProviderOnBehalfOfTest.java       | 6 +++++-
 .../org/apache/cxf/sts/token/provider/SAMLProviderRealmTest.java | 6 +++++-
 .../java/org/apache/cxf/sts/token/provider/SCTProviderTest.java  | 7 ++++++-
 .../java/org/apache/cxf/sts/token/realm/RealmSupportTest.java    | 2 +-
 .../cxf/sts/token/renewer/SAMLTokenRenewerLifetimeTest.java      | 6 +++++-
 .../apache/cxf/sts/token/renewer/SAMLTokenRenewerPOPTest.java    | 6 +++++-
 .../apache/cxf/sts/token/renewer/SAMLTokenRenewerRealmTest.java  | 5 ++++-
 .../org/apache/cxf/sts/token/renewer/SAMLTokenRenewerTest.java   | 7 ++++++-
 .../cxf/sts/token/validator/JWTTokenValidatorRealmTest.java      | 6 +++++-
 .../apache/cxf/sts/token/validator/JWTTokenValidatorTest.java    | 5 ++++-
 .../sts/token/validator/SAMLTokenValidatorCachedRealmTest.java   | 5 ++++-
 .../cxf/sts/token/validator/SAMLTokenValidatorRealmTest.java     | 6 +++++-
 .../apache/cxf/sts/token/validator/SAMLTokenValidatorTest.java   | 5 ++++-
 .../org/apache/cxf/sts/token/validator/SCTValidatorTest.java     | 5 ++++-
 .../cxf/sts/token/validator/UsernameTokenValidatorTest.java      | 4 +++-
 .../apache/cxf/sts/token/validator/X509TokenValidatorTest.java   | 5 ++++-
 .../wsn-core/src/test/java/org/apache/cxf/wsn/WsnBrokerTest.java | 9 +++++----
 testutils/src/main/java/org/apache/cxf/test/AbstractCXFTest.java | 3 +--
 .../java/org/apache/cxf/testutil/recorders/MessageRecorder.java  | 4 ++--
 testutils/src/test/java/org/apache/cxf/test/XPathAssertTest.java | 5 +++--
 .../apache/cxf/testutils/header_test/rpc/TestRPCHeaderTest.java  | 5 +++--
 60 files changed, 276 insertions(+), 68 deletions(-)

diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/cache/EhCacheIdentityCacheTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/cache/EhCacheIdentityCacheTest.java
index fa9bd4d..4ef4071 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/cache/EhCacheIdentityCacheTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/cache/EhCacheIdentityCacheTest.java
@@ -26,7 +26,10 @@ import 
org.apache.wss4j.common.principal.CustomTokenPrincipal;
 
 import org.junit.BeforeClass;
 
-public class EhCacheIdentityCacheTest extends org.junit.Assert {
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+
+public class EhCacheIdentityCacheTest {
 
     @BeforeClass
     public static void init() throws Exception {
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/cache/HazelCastTokenStoreTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/cache/HazelCastTokenStoreTest.java
index 687f9fc..5914faf 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/cache/HazelCastTokenStoreTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/cache/HazelCastTokenStoreTest.java
@@ -26,7 +26,11 @@ import org.apache.cxf.ws.security.tokenstore.TokenStore;
 
 import org.junit.BeforeClass;
 
-public class HazelCastTokenStoreTest extends org.junit.Assert {
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+
+public class HazelCastTokenStoreTest {
 
     private static TokenStore store;
 
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/cache/MemoryIdentityCacheTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/cache/MemoryIdentityCacheTest.java
index cd5eec3..ddbde7c 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/cache/MemoryIdentityCacheTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/cache/MemoryIdentityCacheTest.java
@@ -24,7 +24,10 @@ import 
org.apache.wss4j.common.principal.CustomTokenPrincipal;
 
 import org.junit.BeforeClass;
 
-public class MemoryIdentityCacheTest extends org.junit.Assert {
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+
+public class MemoryIdentityCacheTest {
 
     @BeforeClass
     public static void init() throws Exception {
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/claims/mapper/JexlClaimsMapperTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/claims/mapper/JexlClaimsMapperTest.java
index 6ee7eeb..4f6ffa3 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/claims/mapper/JexlClaimsMapperTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/claims/mapper/JexlClaimsMapperTest.java
@@ -35,8 +35,13 @@ import org.junit.runner.RunWith;
 import org.junit.runners.Parameterized;
 import org.junit.runners.Parameterized.Parameters;
 
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
 @RunWith(Parameterized.class)
-public class JexlClaimsMapperTest extends org.junit.Assert {
+public class JexlClaimsMapperTest {
 
     JexlClaimsMapper jcm;
 
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/claims/mapper/JexlIssueSamlClaimsTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/claims/mapper/JexlIssueSamlClaimsTest.java
index 522c7fb..b40f5ed 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/claims/mapper/JexlIssueSamlClaimsTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/claims/mapper/JexlIssueSamlClaimsTest.java
@@ -83,10 +83,15 @@ import 
org.apache.wss4j.common.principal.CustomTokenPrincipal;
 import org.apache.wss4j.common.saml.builder.SAML2Constants;
 import org.apache.wss4j.common.util.DOM2Writer;
 
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
 /**
  * Some unit tests for the issue operation to issue SAML tokens with Claims 
information.
  */
-public class JexlIssueSamlClaimsTest extends org.junit.Assert {
+public class JexlIssueSamlClaimsTest {
 
     public static final QName REQUESTED_SECURITY_TOKEN = 
QNameConstants.WS_TRUST_FACTORY
         .createRequestedSecurityToken(null).getName();
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/CancelSCTUnitTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/CancelSCTUnitTest.java
index a8e0133..f7be7ec 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/CancelSCTUnitTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/CancelSCTUnitTest.java
@@ -56,10 +56,13 @@ import org.apache.wss4j.common.crypto.CryptoFactory;
 import org.apache.wss4j.common.ext.WSSecurityException;
 import org.apache.wss4j.common.principal.CustomTokenPrincipal;
 
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
 /**
  * Some unit tests for the cancel operation to cancel SecurityContextTokens.
  */
-public class CancelSCTUnitTest extends org.junit.Assert {
+public class CancelSCTUnitTest {
 
     public static final QName REQUESTED_SECURITY_TOKEN =
         
QNameConstants.WS_TRUST_FACTORY.createRequestedSecurityToken(null).getName();
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueEncryptedUnitTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueEncryptedUnitTest.java
index a2ed021..02b5432 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueEncryptedUnitTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueEncryptedUnitTest.java
@@ -49,10 +49,13 @@ import org.apache.wss4j.common.crypto.Crypto;
 import org.apache.wss4j.common.crypto.CryptoFactory;
 import org.apache.wss4j.dom.WSConstants;
 
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
 /**
  * Some unit tests for issuing encrypted tokens.
  */
-public class IssueEncryptedUnitTest extends org.junit.Assert {
+public class IssueEncryptedUnitTest {
 
     private static boolean unrestrictedPoliciesInstalled;
 
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueJWTClaimsUnitTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueJWTClaimsUnitTest.java
index 49a1383..b0cd472 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueJWTClaimsUnitTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueJWTClaimsUnitTest.java
@@ -89,10 +89,14 @@ import org.apache.wss4j.common.util.DOM2Writer;
 
 import org.junit.Assert;
 
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
 /**
  * Some unit tests for the issue operation to issue JWT tokens with Claims 
information.
  */
-public class IssueJWTClaimsUnitTest extends org.junit.Assert {
+public class IssueJWTClaimsUnitTest {
 
     public static final QName REQUESTED_SECURITY_TOKEN =
         
QNameConstants.WS_TRUST_FACTORY.createRequestedSecurityToken(null).getName();
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueJWTOnbehalfofUnitTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueJWTOnbehalfofUnitTest.java
index 31746dc..424ece9 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueJWTOnbehalfofUnitTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueJWTOnbehalfofUnitTest.java
@@ -80,10 +80,14 @@ import 
org.apache.wss4j.common.principal.CustomTokenPrincipal;
 
 import org.junit.Assert;
 
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
 /**
  * Issue JWT tokens on behalf of other tokens.
  */
-public class IssueJWTOnbehalfofUnitTest extends org.junit.Assert {
+public class IssueJWTOnbehalfofUnitTest {
 
     public static final QName REQUESTED_SECURITY_TOKEN =
         
QNameConstants.WS_TRUST_FACTORY.createRequestedSecurityToken(null).getName();
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueJWTRealmUnitTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueJWTRealmUnitTest.java
index e46aac7..6696460 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueJWTRealmUnitTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueJWTRealmUnitTest.java
@@ -64,10 +64,14 @@ import 
org.apache.wss4j.common.principal.CustomTokenPrincipal;
 
 import org.junit.Assert;
 
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
 /**
  * Some unit tests for the issue operation to issue JWT tokens in a specific 
realm.
  */
-public class IssueJWTRealmUnitTest extends org.junit.Assert {
+public class IssueJWTRealmUnitTest {
 
     public static final QName REQUESTED_SECURITY_TOKEN =
         
QNameConstants.WS_TRUST_FACTORY.createRequestedSecurityToken(null).getName();
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueJWTUnitTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueJWTUnitTest.java
index 87fda2d..3d5795e 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueJWTUnitTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueJWTUnitTest.java
@@ -62,10 +62,13 @@ import 
org.apache.wss4j.common.principal.CustomTokenPrincipal;
 
 import org.junit.Assert;
 
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
 /**
  * Some unit tests for the issue operation to issue JWT Tokens.
  */
-public class IssueJWTUnitTest extends org.junit.Assert {
+public class IssueJWTUnitTest {
 
     public static final QName REQUESTED_SECURITY_TOKEN =
         
QNameConstants.WS_TRUST_FACTORY.createRequestedSecurityToken(null).getName();
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueOnbehalfofUnitTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueOnbehalfofUnitTest.java
index b1e6efb..81967b6 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueOnbehalfofUnitTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueOnbehalfofUnitTest.java
@@ -88,10 +88,15 @@ import org.apache.wss4j.common.saml.SamlAssertionWrapper;
 import org.apache.wss4j.common.saml.builder.SAML2Constants;
 import org.apache.wss4j.common.util.DOM2Writer;
 
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
 /**
  * Some unit tests for the issue operation.
  */
-public class IssueOnbehalfofUnitTest extends org.junit.Assert {
+public class IssueOnbehalfofUnitTest {
 
     public static final QName REQUESTED_SECURITY_TOKEN =
         
QNameConstants.WS_TRUST_FACTORY.createRequestedSecurityToken(null).getName();
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueSCTUnitTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueSCTUnitTest.java
index 893ae73..317fbcb 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueSCTUnitTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueSCTUnitTest.java
@@ -58,10 +58,14 @@ import org.apache.wss4j.common.crypto.CryptoFactory;
 import org.apache.wss4j.common.principal.CustomTokenPrincipal;
 import org.apache.wss4j.common.util.DOM2Writer;
 
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
 /**
  * Some unit tests for the issue operation to issue SecurityContextTokens.
  */
-public class IssueSCTUnitTest extends org.junit.Assert {
+public class IssueSCTUnitTest {
 
     public static final QName REQUESTED_SECURITY_TOKEN =
         
QNameConstants.WS_TRUST_FACTORY.createRequestedSecurityToken(null).getName();
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueSamlClaimsUnitTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueSamlClaimsUnitTest.java
index e804f73..e166a1d 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueSamlClaimsUnitTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueSamlClaimsUnitTest.java
@@ -87,10 +87,15 @@ import org.apache.wss4j.common.saml.builder.SAML1Constants;
 import org.apache.wss4j.common.saml.builder.SAML2Constants;
 import org.apache.wss4j.common.util.DOM2Writer;
 
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
+
 /**
  * Some unit tests for the issue operation to issue SAML tokens with Claims 
information.
  */
-public class IssueSamlClaimsUnitTest extends org.junit.Assert {
+public class IssueSamlClaimsUnitTest {
 
     public static final QName REQUESTED_SECURITY_TOKEN =
         
QNameConstants.WS_TRUST_FACTORY.createRequestedSecurityToken(null).getName();
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueSamlRealmUnitTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueSamlRealmUnitTest.java
index 1a06497..282ef2d 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueSamlRealmUnitTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueSamlRealmUnitTest.java
@@ -58,10 +58,15 @@ import org.apache.wss4j.common.crypto.CryptoFactory;
 import org.apache.wss4j.common.principal.CustomTokenPrincipal;
 import org.apache.wss4j.common.util.DOM2Writer;
 
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
 /**
  * Some unit tests for the issue operation to issue SAML tokens in a specific 
realm.
  */
-public class IssueSamlRealmUnitTest extends org.junit.Assert {
+public class IssueSamlRealmUnitTest {
 
     public static final QName REQUESTED_SECURITY_TOKEN =
         
QNameConstants.WS_TRUST_FACTORY.createRequestedSecurityToken(null).getName();
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueSamlUnitTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueSamlUnitTest.java
index 4958258..432b36d 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueSamlUnitTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueSamlUnitTest.java
@@ -79,10 +79,16 @@ import org.apache.wss4j.dom.message.WSSecEncryptedKey;
 import org.apache.wss4j.dom.saml.WSSSAMLKeyInfoProcessor;
 import org.apache.wss4j.dom.util.WSSecurityUtil;
 
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
 /**
  * Some unit tests for the issue operation to issue SAML tokens.
  */
-public class IssueSamlUnitTest extends org.junit.Assert {
+public class IssueSamlUnitTest {
 
     public static final QName REQUESTED_SECURITY_TOKEN =
         
QNameConstants.WS_TRUST_FACTORY.createRequestedSecurityToken(null).getName();
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueUnitTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueUnitTest.java
index 15141ff..42af1c5 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueUnitTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/IssueUnitTest.java
@@ -49,10 +49,14 @@ import 
org.apache.cxf.ws.security.sts.provider.model.utility.AttributedDateTime;
 import org.apache.wss4j.common.WSS4JConstants;
 import org.apache.wss4j.common.util.DateUtil;
 
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
 /**
  * Some unit tests for the issue operation.
  */
-public class IssueUnitTest extends org.junit.Assert {
+public class IssueUnitTest {
 
     /**
      * Test to successfully issue a (dummy) token.
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/RenewSamlUnitTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/RenewSamlUnitTest.java
index 5fa925d..7cfb6e1 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/RenewSamlUnitTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/RenewSamlUnitTest.java
@@ -71,10 +71,13 @@ import org.apache.wss4j.common.util.DateUtil;
 
 import org.junit.BeforeClass;
 
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
 /**
  * Some unit tests for the renew operation to renew SAML tokens.
  */
-public class RenewSamlUnitTest extends org.junit.Assert {
+public class RenewSamlUnitTest {
 
     public static final QName REQUESTED_SECURITY_TOKEN =
         
QNameConstants.WS_TRUST_FACTORY.createRequestedSecurityToken(null).getName();
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/ValidateJWTTransformationTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/ValidateJWTTransformationTest.java
index 6651c39..9159f0c 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/ValidateJWTTransformationTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/ValidateJWTTransformationTest.java
@@ -82,10 +82,13 @@ import org.apache.wss4j.common.util.DOM2Writer;
 
 import org.junit.Assert;
 
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
 /**
  * This tests validating a JWT Token + transforming into a SAML token, and 
vice versa.
  */
-public class ValidateJWTTransformationTest extends org.junit.Assert {
+public class ValidateJWTTransformationTest {
 
     public static final QName REQUESTED_SECURITY_TOKEN =
         
QNameConstants.WS_TRUST_FACTORY.createRequestedSecurityToken(null).getName();
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/ValidateJWTUnitTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/ValidateJWTUnitTest.java
index c8116e5..28bf8e2 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/ValidateJWTUnitTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/ValidateJWTUnitTest.java
@@ -56,10 +56,13 @@ import org.apache.wss4j.common.crypto.CryptoFactory;
 import org.apache.wss4j.common.ext.WSSecurityException;
 import org.apache.wss4j.common.principal.CustomTokenPrincipal;
 
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
 /**
  * Some unit tests for the validate operation to validate JWT Tokens.
  */
-public class ValidateJWTUnitTest extends org.junit.Assert {
+public class ValidateJWTUnitTest {
 
     public static final QName REQUESTED_SECURITY_TOKEN =
         
QNameConstants.WS_TRUST_FACTORY.createRequestedSecurityToken(null).getName();
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/ValidateSCTUnitTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/ValidateSCTUnitTest.java
index b8ceed6..8792d24 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/ValidateSCTUnitTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/ValidateSCTUnitTest.java
@@ -57,10 +57,15 @@ import org.apache.wss4j.common.crypto.CryptoFactory;
 import org.apache.wss4j.common.ext.WSSecurityException;
 import org.apache.wss4j.common.principal.CustomTokenPrincipal;
 
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+
 /**
  * Some unit tests for the validate operation to validate 
SecurityContextTokens.
  */
-public class ValidateSCTUnitTest extends org.junit.Assert {
+public class ValidateSCTUnitTest {
 
     public static final QName REQUESTED_SECURITY_TOKEN =
         
QNameConstants.WS_TRUST_FACTORY.createRequestedSecurityToken(null).getName();
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/ValidateSamlUnitTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/ValidateSamlUnitTest.java
index d4638b4..5f5ed10 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/ValidateSamlUnitTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/ValidateSamlUnitTest.java
@@ -57,10 +57,13 @@ import org.apache.wss4j.common.crypto.CryptoFactory;
 import org.apache.wss4j.common.ext.WSSecurityException;
 import org.apache.wss4j.common.principal.CustomTokenPrincipal;
 
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
 /**
  * Some unit tests for the validate operation to validate SAML tokens.
  */
-public class ValidateSamlUnitTest extends org.junit.Assert {
+public class ValidateSamlUnitTest {
 
     public static final QName REQUESTED_SECURITY_TOKEN =
         
QNameConstants.WS_TRUST_FACTORY.createRequestedSecurityToken(null).getName();
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/ValidateTokenTransformationUnitTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/ValidateTokenTransformationUnitTest.java
index c375fe7..660c835 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/ValidateTokenTransformationUnitTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/ValidateTokenTransformationUnitTest.java
@@ -85,10 +85,13 @@ import 
org.apache.wss4j.common.principal.CustomTokenPrincipal;
 import org.apache.wss4j.common.saml.builder.SAML2Constants;
 import org.apache.wss4j.common.util.DOM2Writer;
 
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
 /**
  * In this test, a token (UsernameToken or SAMLToken) is validated and 
transformed into a SAML Assertion.
  */
-public class ValidateTokenTransformationUnitTest extends org.junit.Assert {
+public class ValidateTokenTransformationUnitTest {
 
     public static final QName REQUESTED_SECURITY_TOKEN =
         
QNameConstants.WS_TRUST_FACTORY.createRequestedSecurityToken(null).getName();
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/ValidateUnitTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/ValidateUnitTest.java
index 97a6762..4fb7d56 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/ValidateUnitTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/ValidateUnitTest.java
@@ -40,10 +40,14 @@ import 
org.apache.cxf.ws.security.sts.provider.model.StatusType;
 import org.apache.cxf.ws.security.sts.provider.model.ValidateTargetType;
 import 
org.apache.cxf.ws.security.sts.provider.model.secext.BinarySecurityTokenType;
 
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
 /**
  * Some unit tests for the validate operation.
  */
-public class ValidateUnitTest extends org.junit.Assert {
+public class ValidateUnitTest {
 
     private static final QName QNAME_WST_STATUS =
         QNameConstants.WS_TRUST_FACTORY.createStatus(null).getName();
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/ValidateUsernameTokenUnitTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/ValidateUsernameTokenUnitTest.java
index 0e8dee1..cce8ea6 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/ValidateUsernameTokenUnitTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/ValidateUsernameTokenUnitTest.java
@@ -48,10 +48,13 @@ import org.apache.wss4j.common.crypto.Crypto;
 import org.apache.wss4j.common.crypto.CryptoFactory;
 import org.apache.wss4j.common.principal.CustomTokenPrincipal;
 
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
 /**
  * Some unit tests for the validate operation to validate UsernameTokens.
  */
-public class ValidateUsernameTokenUnitTest extends org.junit.Assert {
+public class ValidateUsernameTokenUnitTest {
 
     public static final QName REQUESTED_SECURITY_TOKEN =
         
QNameConstants.WS_TRUST_FACTORY.createRequestedSecurityToken(null).getName();
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/ValidateX509TokenUnitTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/ValidateX509TokenUnitTest.java
index efe2b8e..04da827 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/ValidateX509TokenUnitTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/operation/ValidateX509TokenUnitTest.java
@@ -49,10 +49,13 @@ import org.apache.wss4j.common.crypto.CryptoFactory;
 import org.apache.wss4j.common.crypto.CryptoType;
 import org.apache.wss4j.common.principal.CustomTokenPrincipal;
 
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
 /**
  * Some unit tests for the validate operation to validate X.509 tokens.
  */
-public class ValidateX509TokenUnitTest extends org.junit.Assert {
+public class ValidateX509TokenUnitTest {
 
     public static final QName REQUESTED_SECURITY_TOKEN =
         
QNameConstants.WS_TRUST_FACTORY.createRequestedSecurityToken(null).getName();
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/request/RequestParserUnitTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/request/RequestParserUnitTest.java
index e95fced..5117c34 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/request/RequestParserUnitTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/request/RequestParserUnitTest.java
@@ -48,7 +48,10 @@ import org.apache.wss4j.dom.handler.RequestData;
 import org.apache.wss4j.dom.handler.WSHandlerConstants;
 import org.apache.wss4j.dom.handler.WSHandlerResult;
 
-public class RequestParserUnitTest extends org.junit.Assert {
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
+public class RequestParserUnitTest {
 
     private static final String SECURITY_HEADER =
         "<?xml version=\"1.0\" encoding=\"UTF-8\"?><wsse:Security "
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/canceller/SCTCancellerTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/canceller/SCTCancellerTest.java
index ee6cad5..39d53f3 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/canceller/SCTCancellerTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/canceller/SCTCancellerTest.java
@@ -46,10 +46,14 @@ import org.apache.wss4j.common.ext.WSSecurityException;
 import org.apache.wss4j.common.principal.CustomTokenPrincipal;
 import org.apache.wss4j.dom.message.token.SecurityContextToken;
 
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
 /**
  * Some unit tests for cancelling a SecurityContextToken via the SCTCanceller.
  */
-public class SCTCancellerTest extends org.junit.Assert {
+public class SCTCancellerTest {
 
     private static TokenStore tokenStore = new DefaultInMemoryTokenStore();
 
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/JWTClaimsTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/JWTClaimsTest.java
index 87b33c0..4a0683f 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/JWTClaimsTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/JWTClaimsTest.java
@@ -47,10 +47,14 @@ import org.apache.wss4j.common.crypto.CryptoFactory;
 import org.apache.wss4j.common.ext.WSSecurityException;
 import org.apache.wss4j.common.principal.CustomTokenPrincipal;
 
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
 /**
  * A unit test for creating JWT Tokens with various claims populated by a 
ClaimsHandler.
  */
-public class JWTClaimsTest extends org.junit.Assert {
+public class JWTClaimsTest {
 
     public static final URI CLAIM_STATIC_COMPANY =
         URI.create("http://apache.org/claims/test/company";);
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/JWTProviderActAsTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/JWTProviderActAsTest.java
index 05b9dde..0e95d86 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/JWTProviderActAsTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/JWTProviderActAsTest.java
@@ -49,10 +49,13 @@ import 
org.apache.wss4j.common.principal.CustomTokenPrincipal;
 
 import org.junit.Assert;
 
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
 /**
  * Some unit tests for creating JWT Tokens with an ActAs element.
  */
-public class JWTProviderActAsTest extends org.junit.Assert {
+public class JWTProviderActAsTest {
 
     /**
      * Create a JWT Token with ActAs from a UsernameToken
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/JWTProviderLifetimeTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/JWTProviderLifetimeTest.java
index 39dbaad..7e297bd 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/JWTProviderLifetimeTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/JWTProviderLifetimeTest.java
@@ -43,11 +43,15 @@ import org.apache.wss4j.common.ext.WSSecurityException;
 import org.apache.wss4j.common.principal.CustomTokenPrincipal;
 import org.apache.wss4j.common.util.DateUtil;
 
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
 
 /**
  * Some unit tests for creating JWT Tokens with lifetime
  */
-public class JWTProviderLifetimeTest extends org.junit.Assert {
+public class JWTProviderLifetimeTest {
 
     /**
      * Issue JWT token with a valid requested lifetime
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/JWTProviderOnBehalfOfTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/JWTProviderOnBehalfOfTest.java
index 6fd30bd..6c4b23e 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/JWTProviderOnBehalfOfTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/JWTProviderOnBehalfOfTest.java
@@ -49,10 +49,13 @@ import 
org.apache.wss4j.common.principal.CustomTokenPrincipal;
 
 import org.junit.Assert;
 
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
 /**
  * Some unit tests for creating JWT Tokens with an OnBehalfOf element.
  */
-public class JWTProviderOnBehalfOfTest extends org.junit.Assert {
+public class JWTProviderOnBehalfOfTest {
 
     /**
      * Create a JWT Token with OnBehalfOf from a UsernameToken
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/JWTTokenProviderRealmTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/JWTTokenProviderRealmTest.java
index 47934a8..d1b8f67 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/JWTTokenProviderRealmTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/JWTTokenProviderRealmTest.java
@@ -39,10 +39,14 @@ import org.apache.wss4j.common.crypto.CryptoFactory;
 import org.apache.wss4j.common.ext.WSSecurityException;
 import org.apache.wss4j.common.principal.CustomTokenPrincipal;
 
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
 /**
  * Some unit tests for creating JWT Tokens via the JWTTokenProvider in 
different realms
  */
-public class JWTTokenProviderRealmTest extends org.junit.Assert {
+public class JWTTokenProviderRealmTest {
 
     @org.junit.Test
     public void testRealms() throws Exception {
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/JWTTokenProviderTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/JWTTokenProviderTest.java
index 70b966e..a543b0d 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/JWTTokenProviderTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/JWTTokenProviderTest.java
@@ -55,10 +55,14 @@ import org.bouncycastle.jce.provider.BouncyCastleProvider;
 
 import org.junit.Assert;
 
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
 /**
  * Some unit tests for creating JWTTokens.
  */
-public class JWTTokenProviderTest extends org.junit.Assert {
+public class JWTTokenProviderTest {
     private static boolean unrestrictedPoliciesInstalled;
     private static TokenStore tokenStore = new DefaultInMemoryTokenStore();
 
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/SAMLClaimsTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/SAMLClaimsTest.java
index 706fa2d..85573c9 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/SAMLClaimsTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/SAMLClaimsTest.java
@@ -55,10 +55,16 @@ import org.apache.wss4j.common.util.DOM2Writer;
 import org.opensaml.core.xml.XMLObject;
 import org.opensaml.saml.saml2.core.Attribute;
 
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
 /**
  * A unit test for creating a SAML Tokens with various Attributes populated by 
a ClaimsHandler.
  */
-public class SAMLClaimsTest extends org.junit.Assert {
+public class SAMLClaimsTest {
 
     public static final String CLAIM_STATIC_COMPANY =
         "http://apache.org/claims/test/company";;
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/SAMLProviderActAsTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/SAMLProviderActAsTest.java
index a591e93..cc0865c 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/SAMLProviderActAsTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/SAMLProviderActAsTest.java
@@ -58,10 +58,14 @@ import org.opensaml.core.xml.XMLObject;
 
 import org.junit.Assert;
 
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
 /**
  * Some unit tests for creating SAML Tokens with an ActAs element.
  */
-public class SAMLProviderActAsTest extends org.junit.Assert {
+public class SAMLProviderActAsTest {
 
     /**
      * Create a default Saml1 Bearer Assertion with ActAs from a UsernameToken
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/SAMLProviderCustomTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/SAMLProviderCustomTest.java
index c78e302..238fa98 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/SAMLProviderCustomTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/SAMLProviderCustomTest.java
@@ -42,10 +42,14 @@ import org.apache.wss4j.common.saml.builder.SAML1Constants;
 import org.apache.wss4j.common.saml.builder.SAML2Constants;
 import org.apache.wss4j.common.util.DOM2Writer;
 
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
 /**
  * Some unit tests for creating custom SAML Tokens.
  */
-public class SAMLProviderCustomTest extends org.junit.Assert {
+public class SAMLProviderCustomTest {
 
     /**
      * Create a custom Saml1 Attribute Assertion.
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/SAMLProviderKeyTypeTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/SAMLProviderKeyTypeTest.java
index 4007b52..8d8ea5b 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/SAMLProviderKeyTypeTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/SAMLProviderKeyTypeTest.java
@@ -51,10 +51,16 @@ import org.apache.wss4j.common.saml.builder.SAML2Constants;
 import org.apache.wss4j.common.util.DOM2Writer;
 import org.apache.wss4j.dom.util.WSSecurityUtil;
 
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
 /**
  * Some unit tests for creating SAML Tokens with various KeyType parameters 
via the SAMLTokenProvider.
  */
-public class SAMLProviderKeyTypeTest extends org.junit.Assert {
+public class SAMLProviderKeyTypeTest {
 
     /**
      * Create a default Saml1 Bearer Assertion.
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/SAMLProviderLifetimeTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/SAMLProviderLifetimeTest.java
index ea99d2d..51743f6 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/SAMLProviderLifetimeTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/SAMLProviderLifetimeTest.java
@@ -43,12 +43,15 @@ import 
org.apache.wss4j.common.principal.CustomTokenPrincipal;
 import org.apache.wss4j.common.util.DOM2Writer;
 import org.apache.wss4j.common.util.DateUtil;
 
-
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
 
 /**
  * Some unit tests for creating SAML Tokens with lifetime
  */
-public class SAMLProviderLifetimeTest extends org.junit.Assert {
+public class SAMLProviderLifetimeTest {
 
     /**
      * Issue SAML 2 token with a valid requested lifetime
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/SAMLProviderOnBehalfOfTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/SAMLProviderOnBehalfOfTest.java
index df97698..1e1911b 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/SAMLProviderOnBehalfOfTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/SAMLProviderOnBehalfOfTest.java
@@ -47,10 +47,14 @@ import org.apache.wss4j.common.ext.WSSecurityException;
 import org.apache.wss4j.common.principal.CustomTokenPrincipal;
 import org.apache.wss4j.common.util.DOM2Writer;
 
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
 /**
  * Some unit tests for creating SAML Tokens with an OnBehalfOf element.
  */
-public class SAMLProviderOnBehalfOfTest extends org.junit.Assert {
+public class SAMLProviderOnBehalfOfTest {
 
     /**
      * Create a default Saml1 Bearer Assertion with OnBehalfOf from a 
UsernameToken
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/SAMLProviderRealmTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/SAMLProviderRealmTest.java
index f33011a..74d5010 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/SAMLProviderRealmTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/SAMLProviderRealmTest.java
@@ -40,10 +40,14 @@ import org.apache.wss4j.common.ext.WSSecurityException;
 import org.apache.wss4j.common.principal.CustomTokenPrincipal;
 import org.apache.wss4j.common.util.DOM2Writer;
 
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
 /**
  * Some unit tests for creating SAML Tokens via the SAMLTokenProvider in 
different realms
  */
-public class SAMLProviderRealmTest extends org.junit.Assert {
+public class SAMLProviderRealmTest {
 
     /**
      * Test that a SAML 1.1 Bearer Assertion is created in specific realms.
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/SCTProviderTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/SCTProviderTest.java
index dbd497a..134f6f6 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/SCTProviderTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/provider/SCTProviderTest.java
@@ -40,10 +40,15 @@ import 
org.apache.wss4j.common.principal.CustomTokenPrincipal;
 import org.apache.wss4j.common.util.DOM2Writer;
 import org.apache.wss4j.dom.message.token.SecurityContextToken;
 
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+
 /**
  * Some unit tests for creating SecurityContextTokens.
  */
-public class SCTProviderTest extends org.junit.Assert {
+public class SCTProviderTest {
 
     private static TokenStore tokenStore = new DefaultInMemoryTokenStore();
 
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/realm/RealmSupportTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/realm/RealmSupportTest.java
index fe514a9..3c5f7fe 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/realm/RealmSupportTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/realm/RealmSupportTest.java
@@ -36,7 +36,7 @@ import org.apache.wss4j.common.principal.CustomTokenPrincipal;
 
 import org.junit.Assert;
 
-public class RealmSupportTest extends org.junit.Assert {
+public class RealmSupportTest {
 
 
     @org.junit.Test
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/renewer/SAMLTokenRenewerLifetimeTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/renewer/SAMLTokenRenewerLifetimeTest.java
index 03ec5c6..0cde131 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/renewer/SAMLTokenRenewerLifetimeTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/renewer/SAMLTokenRenewerLifetimeTest.java
@@ -55,11 +55,15 @@ import org.apache.wss4j.common.util.DateUtil;
 
 import org.junit.BeforeClass;
 
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
 
 /**
  * Some unit tests for renewing SAML Tokens with lifetime
  */
-public class SAMLTokenRenewerLifetimeTest extends org.junit.Assert {
+public class SAMLTokenRenewerLifetimeTest {
 
     private static TokenStore tokenStore;
 
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/renewer/SAMLTokenRenewerPOPTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/renewer/SAMLTokenRenewerPOPTest.java
index 1a25ce4..eafd86f 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/renewer/SAMLTokenRenewerPOPTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/renewer/SAMLTokenRenewerPOPTest.java
@@ -68,11 +68,15 @@ import org.apache.wss4j.dom.handler.WSHandlerResult;
 
 import org.junit.BeforeClass;
 
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
 /**
  * Some unit tests for renewing a SAML token via the SAMLTokenRenewer with 
proof of possession enabled
  * (message level, not TLS).
  */
-public class SAMLTokenRenewerPOPTest extends org.junit.Assert {
+public class SAMLTokenRenewerPOPTest {
 
     private static TokenStore tokenStore;
 
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/renewer/SAMLTokenRenewerRealmTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/renewer/SAMLTokenRenewerRealmTest.java
index 203173d..d12ec1d 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/renewer/SAMLTokenRenewerRealmTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/renewer/SAMLTokenRenewerRealmTest.java
@@ -64,10 +64,13 @@ import org.apache.wss4j.common.util.DateUtil;
 
 import org.junit.BeforeClass;
 
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
 /**
  * Some unit tests for renewing a SAML token in different realms.
  */
-public class SAMLTokenRenewerRealmTest extends org.junit.Assert {
+public class SAMLTokenRenewerRealmTest {
 
     private static TokenStore tokenStore;
 
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/renewer/SAMLTokenRenewerTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/renewer/SAMLTokenRenewerTest.java
index ad3c360..7079ada 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/renewer/SAMLTokenRenewerTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/renewer/SAMLTokenRenewerTest.java
@@ -60,10 +60,15 @@ import org.apache.wss4j.common.util.DateUtil;
 
 import org.junit.BeforeClass;
 
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
 /**
  * Some unit tests for renewing a SAML token via the SAMLTokenRenewer.
  */
-public class SAMLTokenRenewerTest extends org.junit.Assert {
+public class SAMLTokenRenewerTest {
 
     private static TokenStore tokenStore;
 
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/validator/JWTTokenValidatorRealmTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/validator/JWTTokenValidatorRealmTest.java
index 67fec74..d95e2da 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/validator/JWTTokenValidatorRealmTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/validator/JWTTokenValidatorRealmTest.java
@@ -53,10 +53,14 @@ import org.apache.wss4j.common.crypto.CryptoFactory;
 import org.apache.wss4j.common.ext.WSSecurityException;
 import org.apache.wss4j.common.principal.CustomTokenPrincipal;
 
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+
 /**
  * Some unit tests for validating JWTTokens in different realms
  */
-public class JWTTokenValidatorRealmTest extends org.junit.Assert {
+public class JWTTokenValidatorRealmTest {
     private static TokenStore tokenStore = new DefaultInMemoryTokenStore();
 
     @org.junit.Test
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/validator/JWTTokenValidatorTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/validator/JWTTokenValidatorTest.java
index 0d4967a..12909fc 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/validator/JWTTokenValidatorTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/validator/JWTTokenValidatorTest.java
@@ -59,10 +59,13 @@ import org.apache.wss4j.common.ext.WSPasswordCallback;
 import org.apache.wss4j.common.ext.WSSecurityException;
 import org.apache.wss4j.common.principal.CustomTokenPrincipal;
 
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
 /**
  * Some unit tests for validating JWTTokens.
  */
-public class JWTTokenValidatorTest extends org.junit.Assert {
+public class JWTTokenValidatorTest {
     private static TokenStore tokenStore = new DefaultInMemoryTokenStore();
 
     @org.junit.Test
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/validator/SAMLTokenValidatorCachedRealmTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/validator/SAMLTokenValidatorCachedRealmTest.java
index 2b822f5..6813ec0 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/validator/SAMLTokenValidatorCachedRealmTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/validator/SAMLTokenValidatorCachedRealmTest.java
@@ -54,11 +54,14 @@ import 
org.apache.wss4j.common.principal.CustomTokenPrincipal;
 
 import org.junit.BeforeClass;
 
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
 
 /**
  * Some unit tests for validating a SAML token with a realm against the cached 
tokens realm.
  */
-public class SAMLTokenValidatorCachedRealmTest extends org.junit.Assert {
+public class SAMLTokenValidatorCachedRealmTest {
 
     private static TokenStore tokenStore;
 
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/validator/SAMLTokenValidatorRealmTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/validator/SAMLTokenValidatorRealmTest.java
index d8e6ecb..9440223 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/validator/SAMLTokenValidatorRealmTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/validator/SAMLTokenValidatorRealmTest.java
@@ -50,10 +50,14 @@ import org.apache.wss4j.common.crypto.CryptoFactory;
 import org.apache.wss4j.common.ext.WSSecurityException;
 import org.apache.wss4j.common.principal.CustomTokenPrincipal;
 
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+
 /**
  * Some unit tests for validating a SAML token in different realms via the 
SAMLTokenValidator.
  */
-public class SAMLTokenValidatorRealmTest extends org.junit.Assert {
+public class SAMLTokenValidatorRealmTest {
 
     /**
      * Test a SAML 1.1 Assertion created in realm "A".
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/validator/SAMLTokenValidatorTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/validator/SAMLTokenValidatorTest.java
index 2459a10..c9dc623 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/validator/SAMLTokenValidatorTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/validator/SAMLTokenValidatorTest.java
@@ -71,11 +71,14 @@ import org.apache.wss4j.common.util.DateUtil;
 
 import org.junit.BeforeClass;
 
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
 
 /**
  * Some unit tests for validating a SAML token via the SAMLTokenValidator.
  */
-public class SAMLTokenValidatorTest extends org.junit.Assert {
+public class SAMLTokenValidatorTest {
 
     private static TokenStore tokenStore;
 
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/validator/SCTValidatorTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/validator/SCTValidatorTest.java
index d31b63a..f7aff79 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/validator/SCTValidatorTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/validator/SCTValidatorTest.java
@@ -46,11 +46,14 @@ import org.apache.wss4j.common.ext.WSSecurityException;
 import org.apache.wss4j.common.principal.CustomTokenPrincipal;
 import org.apache.wss4j.dom.message.token.SecurityContextToken;
 
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
 
 /**
  * Some unit tests for validating a SecurityContextToken via the SCTValidator.
  */
-public class SCTValidatorTest extends org.junit.Assert {
+public class SCTValidatorTest {
 
     private static TokenStore tokenStore = new DefaultInMemoryTokenStore();
 
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/validator/UsernameTokenValidatorTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/validator/UsernameTokenValidatorTest.java
index 34f614a..fc5d913 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/validator/UsernameTokenValidatorTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/validator/UsernameTokenValidatorTest.java
@@ -48,11 +48,13 @@ import org.apache.wss4j.common.ext.WSSecurityException;
 import org.apache.wss4j.common.principal.CustomTokenPrincipal;
 import org.apache.wss4j.dom.message.token.UsernameToken;
 
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
 
 /**
  * Some unit tests for validating a UsernameToken via the 
UsernameTokenValidator.
  */
-public class UsernameTokenValidatorTest extends org.junit.Assert {
+public class UsernameTokenValidatorTest {
 
     /**
      * Test a valid UsernameToken with password text
diff --git 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/validator/X509TokenValidatorTest.java
 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/validator/X509TokenValidatorTest.java
index 56eca62..014f073 100644
--- 
a/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/validator/X509TokenValidatorTest.java
+++ 
b/services/sts/sts-core/src/test/java/org/apache/cxf/sts/token/validator/X509TokenValidatorTest.java
@@ -43,11 +43,14 @@ import org.apache.wss4j.common.crypto.CryptoType;
 import org.apache.wss4j.common.ext.WSSecurityException;
 import org.apache.wss4j.common.principal.CustomTokenPrincipal;
 
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
 
 /**
  * Some unit tests for validating an X.509 Token via the X509TokenValidator.
  */
-public class X509TokenValidatorTest extends org.junit.Assert {
+public class X509TokenValidatorTest {
 
     /**
      * Test a valid certificate
diff --git 
a/services/wsn/wsn-core/src/test/java/org/apache/cxf/wsn/WsnBrokerTest.java 
b/services/wsn/wsn-core/src/test/java/org/apache/cxf/wsn/WsnBrokerTest.java
index 15054a7..257bd5d 100644
--- a/services/wsn/wsn-core/src/test/java/org/apache/cxf/wsn/WsnBrokerTest.java
+++ b/services/wsn/wsn-core/src/test/java/org/apache/cxf/wsn/WsnBrokerTest.java
@@ -51,13 +51,14 @@ import 
org.oasis_open.docs.wsn.b_2.NotificationMessageHolderType;
 import org.oasis_open.docs.wsn.b_2.TopicExpressionType;
 
 import org.junit.After;
-import org.junit.Assert;
 import org.junit.Before;
 import org.junit.Test;
 
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
 
-
-public abstract class WsnBrokerTest extends Assert {
+public abstract class WsnBrokerTest {
     private boolean useExternal;
 
 
@@ -83,7 +84,7 @@ public abstract class WsnBrokerTest extends Assert {
             .setContextClassLoader(new FakeClassLoader(impl));
         WSNHelper.getInstance().setClassLoader(false);
 
-        
+
 
         port2 = getFreePort();
         if (!useExternal) {
diff --git a/testutils/src/main/java/org/apache/cxf/test/AbstractCXFTest.java 
b/testutils/src/main/java/org/apache/cxf/test/AbstractCXFTest.java
index 787936a..78ae3cd 100644
--- a/testutils/src/main/java/org/apache/cxf/test/AbstractCXFTest.java
+++ b/testutils/src/main/java/org/apache/cxf/test/AbstractCXFTest.java
@@ -39,7 +39,6 @@ import org.apache.cxf.endpoint.Server;
 import org.apache.cxf.helpers.MapNamespaceContext;
 
 import org.junit.After;
-import org.junit.Assert;
 import org.junit.Before;
 
 
@@ -47,7 +46,7 @@ import org.junit.Before;
  * A basic test case meant for helping users unit test their services.
  * @see TestUtilities
  */
-public abstract class AbstractCXFTest extends Assert {
+public abstract class AbstractCXFTest {
 
     protected TestUtilities testUtilities;
     protected Bus bus;
diff --git 
a/testutils/src/main/java/org/apache/cxf/testutil/recorders/MessageRecorder.java
 
b/testutils/src/main/java/org/apache/cxf/testutil/recorders/MessageRecorder.java
index f1ce34b..a30e643 100644
--- 
a/testutils/src/main/java/org/apache/cxf/testutil/recorders/MessageRecorder.java
+++ 
b/testutils/src/main/java/org/apache/cxf/testutil/recorders/MessageRecorder.java
@@ -21,9 +21,9 @@ package org.apache.cxf.testutil.recorders;
 
 import java.util.List;
 
-import org.junit.Assert;
+import static org.junit.Assert.assertEquals;
 
-public class MessageRecorder extends Assert {
+public class MessageRecorder {
 
     private OutMessageRecorder outRecorder;
     private InMessageRecorder inRecorder;
diff --git a/testutils/src/test/java/org/apache/cxf/test/XPathAssertTest.java 
b/testutils/src/test/java/org/apache/cxf/test/XPathAssertTest.java
index d87b163..95067e3 100644
--- a/testutils/src/test/java/org/apache/cxf/test/XPathAssertTest.java
+++ b/testutils/src/test/java/org/apache/cxf/test/XPathAssertTest.java
@@ -26,10 +26,11 @@ import org.w3c.dom.Document;
 
 import org.apache.cxf.staxutils.StaxUtils;
 
-import org.junit.Assert;
 import org.junit.Test;
 
-public class XPathAssertTest extends Assert {
+import static org.junit.Assert.fail;
+
+public class XPathAssertTest {
 
     @Test
     public void testAssert() throws Exception {
diff --git 
a/testutils/src/test/java/org/apache/cxf/testutils/header_test/rpc/TestRPCHeaderTest.java
 
b/testutils/src/test/java/org/apache/cxf/testutils/header_test/rpc/TestRPCHeaderTest.java
index 3ca4418..e4c77ce 100644
--- 
a/testutils/src/test/java/org/apache/cxf/testutils/header_test/rpc/TestRPCHeaderTest.java
+++ 
b/testutils/src/test/java/org/apache/cxf/testutils/header_test/rpc/TestRPCHeaderTest.java
@@ -25,11 +25,12 @@ import javax.jws.WebParam;
 
 import org.apache.header_test.rpc.TestRPCHeader;
 
-import org.junit.Assert;
 import org.junit.Test;
 
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
 
-public class TestRPCHeaderTest extends Assert {
+public class TestRPCHeaderTest {
     Class<TestRPCHeader> cls = TestRPCHeader.class;
 
     @Test

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