Ensure saml_request in Tests

Issue gh-17823

Signed-off-by: Josh Cummings <3627351+jzheaux@users.noreply.github.com>

Author: jzheaux

saml2/saml2-service-provider/src/opensaml5Test/java/org/springframework/security/saml2/provider/service/authentication/logout/OpenSaml5LogoutResponseValidatorTests.java

@@ -51,6 +51,7 @@ public void handleWhenAuthenticatedThenHandles() {
 		RelyingPartyRegistration registration = signing(verifying(registration())).build();
 		Saml2LogoutRequest logoutRequest = Saml2LogoutRequest.withRelyingPartyRegistration(registration)
 			.id("id")
+			.samlRequest("logout_request")
 			.build();
 		LogoutResponse logoutResponse = TestOpenSamlObjects.assertingPartyLogoutResponse(registration);
 		sign(logoutResponse, registration);
@@ -67,6 +68,7 @@ public void handleWhenRedirectBindingThenValidatesSignatureParameter() {
 			.build();
 		Saml2LogoutRequest logoutRequest = Saml2LogoutRequest.withRelyingPartyRegistration(registration)
 			.id("id")
+			.samlRequest("logout_request")
 			.build();
 		LogoutResponse logoutResponse = TestOpenSamlObjects.assertingPartyLogoutResponse(registration);
 		Saml2LogoutResponse response = redirect(logoutResponse, registration,
@@ -81,6 +83,7 @@ public void handleWhenInvalidIssuerThenInvalidSignatureError() {
 		RelyingPartyRegistration registration = registration().build();
 		Saml2LogoutRequest logoutRequest = Saml2LogoutRequest.withRelyingPartyRegistration(registration)
 			.id("id")
+			.samlRequest("logout_request")
 			.build();
 		LogoutResponse logoutResponse = TestOpenSamlObjects.assertingPartyLogoutResponse(registration);
 		logoutResponse.getIssuer().setValue("wrong");
@@ -98,6 +101,7 @@ public void handleWhenMismatchedDestinationThenInvalidDestinationError() {
 		RelyingPartyRegistration registration = registration().build();
 		Saml2LogoutRequest logoutRequest = Saml2LogoutRequest.withRelyingPartyRegistration(registration)
 			.id("id")
+			.samlRequest("logout_request")
 			.build();
 		LogoutResponse logoutResponse = TestOpenSamlObjects.assertingPartyLogoutResponse(registration);
 		logoutResponse.setDestination("wrong");
@@ -115,6 +119,7 @@ public void handleWhenStatusNotSuccessThenInvalidResponseError() {
 		RelyingPartyRegistration registration = registration().build();
 		Saml2LogoutRequest logoutRequest = Saml2LogoutRequest.withRelyingPartyRegistration(registration)
 			.id("id")
+			.samlRequest("logout_request")
 			.build();
 		LogoutResponse logoutResponse = TestOpenSamlObjects.assertingPartyLogoutResponse(registration);
 		logoutResponse.getStatus().getStatusCode().setValue(StatusCode.UNKNOWN_PRINCIPAL);
@@ -133,6 +138,7 @@ public void handleWhenLogoutResponseHasLineBreaksThenHandles() {
 		RelyingPartyRegistration registration = signing(verifying(registration())).build();
 		Saml2LogoutRequest logoutRequest = Saml2LogoutRequest.withRelyingPartyRegistration(registration)
 			.id("id")
+			.samlRequest("logout_request")
 			.build();
 		LogoutResponse logoutResponse = TestOpenSamlObjects.assertingPartyLogoutResponse(registration);
 		sign(logoutResponse, registration);