Fix test failure caused by expired certificate.
diff --git a/modules/rampart-tests/pom.xml b/modules/rampart-tests/pom.xml
index 9156d97..105f633 100644
--- a/modules/rampart-tests/pom.xml
+++ b/modules/rampart-tests/pom.xml
@@ -34,10 +34,17 @@
     <packaging>jar</packaging>
     <name>Rampart - Test Suite</name>
 
+    <properties>
+        <aspectj.version>1.8.2</aspectj.version>
+    </properties>
+
     <build>
         <testSourceDirectory>src/test/java</testSourceDirectory>
         <testResources>
             <testResource>
+                <directory>src/test/resources</directory>
+            </testResource>
+            <testResource>
                 <directory>test-resources</directory>
                 <includes>
                     <include>**/*.properties</include>
@@ -53,6 +60,35 @@
                     <skip>true</skip>
                 </configuration>
             </plugin>
+            <plugin>
+                <groupId>com.github.veithen.alta</groupId>
+                <artifactId>alta-maven-plugin</artifactId>
+                <version>0.6.2</version>
+                <executions>
+                    <execution>
+                        <goals>
+                            <goal>generate-properties</goal>
+                        </goals>
+                        <configuration>
+                            <name>aspectjweaver</name>
+                            <value>%file%</value>
+                            <artifacts>
+                                <artifact>
+                                    <groupId>org.aspectj</groupId>
+                                    <artifactId>aspectjweaver</artifactId>
+                                    <version>${aspectj.version}</version>
+                                </artifact>
+                            </artifacts>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+            <plugin>
+                <artifactId>maven-surefire-plugin</artifactId>
+                <configuration>
+                    <argLine>${jacoco.surefireArgLine} -javaagent:${aspectjweaver}</argLine>
+                </configuration>
+            </plugin>
         </plugins>
     </build>
 
@@ -85,5 +121,11 @@
             <artifactId>junit</artifactId>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>org.aspectj</groupId>
+            <artifactId>aspectjrt</artifactId>
+            <version>${aspectj.version}</version>
+            <scope>test</scope>
+        </dependency>
     </dependencies>
 </project>
diff --git a/modules/rampart-tests/src/test/java/org/apache/rampart/FakeValidationDateAspect.java b/modules/rampart-tests/src/test/java/org/apache/rampart/FakeValidationDateAspect.java
new file mode 100644
index 0000000..469e3e8
--- /dev/null
+++ b/modules/rampart-tests/src/test/java/org/apache/rampart/FakeValidationDateAspect.java
@@ -0,0 +1,50 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.rampart;
+
+import java.security.cert.CertificateExpiredException;
+import java.security.cert.CertificateNotYetValidException;
+import java.security.cert.X509Certificate;
+import java.util.Calendar;
+import java.util.Date;
+
+import org.aspectj.lang.annotation.Around;
+import org.aspectj.lang.annotation.Aspect;
+
+/**
+ * Aspect that redirects {@link X509Certificate#checkValidity()} to
+ * {@link X509Certificate#checkValidity(Date)} with a fixed date. This allows
+ * executing unit tests relying on certificates that have expired.
+ */
+@Aspect
+public class FakeValidationDateAspect {
+    private final static Date VALIDATION_DATE;
+
+    static {
+        Calendar cal = Calendar.getInstance();
+        cal.setTimeInMillis(0);
+        cal.set(2018, 0, 1);
+        VALIDATION_DATE = cal.getTime();
+    }
+
+    @Around("call(void java.security.cert.X509Certificate.checkValidity()) && target(cert)")
+    public void aroundCheckValidity(X509Certificate cert) throws CertificateExpiredException, CertificateNotYetValidException {
+        cert.checkValidity(VALIDATION_DATE);
+    }
+}
diff --git a/modules/rampart-tests/src/test/resources/META-INF/aop.xml b/modules/rampart-tests/src/test/resources/META-INF/aop.xml
new file mode 100644
index 0000000..6ef0d9a
--- /dev/null
+++ b/modules/rampart-tests/src/test/resources/META-INF/aop.xml
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ Licensed to the Apache Software Foundation (ASF) under one
+  ~ or more contributor license agreements. See the NOTICE file
+  ~ distributed with this work for additional information
+  ~ regarding copyright ownership. The ASF licenses this file
+  ~ to you under the Apache License, Version 2.0 (the
+  ~ "License"); you may not use this file except in compliance
+  ~ with the License. You may obtain a copy of the License at
+  ~
+  ~ http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing,
+  ~ software distributed under the License is distributed on an
+  ~ "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+  ~ KIND, either express or implied. See the License for the
+  ~ specific language governing permissions and limitations
+  ~ under the License.
+  -->
+<aspectj>
+    <aspects>
+        <aspect name="org.apache.rampart.FakeValidationDateAspect"/>
+    </aspects>
+    <weaver options="-showWeaveInfo">
+        <include within="org.apache.rampart..*"/>
+        <include within="org.apache.ws.security..*"/>
+    </weaver>
+</aspectj>