KieServicesClientTest tests related to certificate based clients are failing for IBM environments

Error Message
java.lang.RuntimeException: Unable to create SSLSocketFactory


Stacktrace

java.lang.RuntimeException: java.lang.RuntimeException: Unable to create SSLSocketFactory
	at org.kie.server.client.impl.KieServicesClientImpl.init(KieServicesClientImpl.java:127)
	at org.kie.server.client.impl.KieServicesClientImpl.<init>(KieServicesClientImpl.java:77)
	at org.kie.server.client.KieServicesFactory.newKieServicesClient(KieServicesFactory.java:101)
	at org.kie.server.client.KieServicesClientTest.testGetServerInfoWithClientCertificate(KieServicesClientTest.java:88)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:90)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:55)
	at java.lang.reflect.Method.invoke(Method.java:508)
	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:59)
	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:56)
	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
	at com.github.tomakehurst.wiremock.junit.WireMockRule$1.evaluate(WireMockRule.java:67)
	at org.junit.runners.ParentRunner$3.evaluate(ParentRunner.java:306)
	at org.junit.runners.BlockJUnit4ClassRunner$1.evaluate(BlockJUnit4ClassRunner.java:100)
	at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:366)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:103)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:63)
	at org.junit.runners.ParentRunner$4.run(ParentRunner.java:331)
	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:79)
	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:329)
	at org.junit.runners.ParentRunner.access$100(ParentRunner.java:66)
	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:293)
	at org.junit.runners.ParentRunner$3.evaluate(ParentRunner.java:306)
	at org.junit.runners.ParentRunner.run(ParentRunner.java:413)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:365)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun(JUnit4Provider.java:273)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:238)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:159)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:384)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:345)
	at org.apache.maven.surefire.booter.ForkedBooter.execute(ForkedBooter.java:126)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:418)
Caused by: java.lang.RuntimeException: Unable to create SSLSocketFactory
	at org.kie.server.common.rest.KieServerHttpRequest.createConnection(KieServerHttpRequest.java:891)
	at org.kie.server.common.rest.KieServerHttpRequest.initializeConnection(KieServerHttpRequest.java:915)
	at org.kie.server.common.rest.KieServerHttpRequest.responseCode(KieServerHttpRequest.java:1360)
	at org.kie.server.common.rest.KieServerHttpRequest.get(KieServerHttpRequest.java:714)
	at org.kie.server.client.impl.AbstractKieServicesClientImpl$1.doOperation(AbstractKieServicesClientImpl.java:182)
	at org.kie.server.client.impl.AbstractKieServicesClientImpl.invoke(AbstractKieServicesClientImpl.java:863)
	at org.kie.server.client.impl.AbstractKieServicesClientImpl.makeHttpGetRequestAndCreateServiceResponse(AbstractKieServicesClientImpl.java:179)
	at org.kie.server.client.impl.KieServicesClientImpl.getServerInfo(KieServicesClientImpl.java:166)
	at org.kie.server.client.impl.KieServicesClientImpl.getCapabilitiesFromServer(KieServicesClientImpl.java:139)
	at org.kie.server.client.impl.KieServicesClientImpl.init(KieServicesClientImpl.java:90)
	... 32 more
Caused by: java.io.IOException: Invalid keystore format
	at com.ibm.crypto.provider.JavaKeyStore.engineLoad(Unknown Source)
	at java.security.KeyStore.load(KeyStore.java:1456)
	at org.kie.server.common.rest.KieServerHttpRequest.createConnection(KieServerHttpRequest.java:876)
	... 41 more


Standard Output

05:46:49.139 [main] WARN  o.k.s.c.i.AbstractKieServicesClientImpl - Marking endpoint 'https://localhost:45361' as failed due to com.ibm.jsse2.util.j: PKIX path building failed: com.ibm.security.cert.IBMCertPathBuilderException: unable to find valid certification path to requested target
05:46:49.140 [main] WARN  o.k.s.c.i.AbstractKieServicesClientImpl - Cannot invoke request - 'No available endpoints found'
05:46:49.143 [-1897335613@qtp--1664565800-2] ERROR WireMock - EXCEPTION 
javax.net.ssl.SSLHandshakeException: Received fatal alert: certificate_unknown
	at com.ibm.jsse2.g.a(g.java:28)
	at com.ibm.jsse2.g.a(g.java:48)
	at com.ibm.jsse2.bb.a(bb.java:33)
	at com.ibm.jsse2.g$c.consume(g$c.java:29)
	at com.ibm.jsse2.bb.a(bb.java:71)
	at com.ibm.jsse2.a0.a(a0.java:43)
	at com.ibm.jsse2.bj.b(bj.java:8)
	at com.ibm.jsse2.bj.f(bj.java:81)
	at com.ibm.jsse2.bj.a(bj.java:55)
	at com.ibm.jsse2.bj.startHandshake(bj.java:20)
	at org.mortbay.jetty.security.SslSocketConnector$SslConnection.run(SslSocketConnector.java:708)
	at com.github.tomakehurst.wiremock.jetty6.DelayableSslSocketConnector$1.run(DelayableSslSocketConnector.java:52)
	at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582)
05:46:49.280 [main] INFO  o.k.s.a.m.MarshallerFactory - Marshaller extensions init