1 files changed, 26 insertions, 1 deletions
diff --git a/vid-app-common/src/test/java/org/onap/vid/controller/filter/PromiseRequestIdFilterTest.java b/vid-app-common/src/test/java/org/onap/vid/controller/filter/PromiseRequestIdFilterTest.java
index d67bd618c..f415bfbcb 100644
--- a/vid-app-common/src/test/java/org/onap/vid/controller/filter/PromiseRequestIdFilterTest.java
+++ b/vid-app-common/src/test/java/org/onap/vid/controller/filter/PromiseRequestIdFilterTest.java
@@ -51,9 +51,12 @@ import javax.servlet.http.HttpServletResponse;
 import org.mockito.ArgumentCaptor;
 import org.mockito.Mockito;
 import org.mockito.stubbing.Answer;
+import org.onap.logging.ref.slf4j.ONAPLogConstants.MDCs;
 import org.onap.portalsdk.core.web.support.UserUtils;
 import org.onap.vid.logging.RequestIdHeader;
+import org.slf4j.MDC;
 import org.springframework.mock.web.MockHttpServletResponse;
+import org.testng.annotations.AfterMethod;
 import org.testng.annotations.DataProvider;
 import org.testng.annotations.Test;
 
@@ -70,10 +73,18 @@ public class PromiseRequestIdFilterTest {
 
     private final PromiseRequestIdFilter promiseRequestIdFilter = new PromiseRequestIdFilter();
 
+    @AfterMethod
+    public void tearDown() {
+        MDC.remove(MDCs.REQUEST_ID);
+    }
+
     @Test
-    public void givenRequestIdHeader_headerValueNotChanged() throws IOException, ServletException {
+    public void givenMdcValueAndRequestIdHeader_headerValueNotChanged() throws IOException, ServletException {
 
         final String someTxId = "863850e2-8545-4efd-94b8-afba5f52b3d5";
+        final String mdcTxId = "ed752ff1-3970-4f18-8219-2d821fa4eaea";
+
+        MDC.put(MDCs.REQUEST_ID, mdcTxId);
 
         final ImmutableMap<String, String> incomingRequestHeaders = ImmutableMap.of(
                 anotherHeader, anotherValue,
@@ -122,6 +133,20 @@ public class PromiseRequestIdFilterTest {
     }
 
     @Test
+    public void givenMdcValueAndNoRequestIdHeader_headerValueWasFromMDC() throws IOException, ServletException {
+
+        final String mdcTxId = "ed752ff1-3970-4f18-8219-2d821fa4eaea";
+
+        MDC.put(MDCs.REQUEST_ID, mdcTxId);
+
+        final ImmutableMap<String, String> incomingRequestHeaders = ImmutableMap.of(
+                anotherHeader, anotherValue
+        );
+
+        buildRequestThenRunThroughFilterAndAssertResultRequestHeaders(incomingRequestHeaders, specificTxId(mdcTxId));
+    }
+
+    @Test
     public void givenTwoRequestIdHeader_onapHeaderValueIsUsed() throws IOException, ServletException {
 
         final String onapTxId = "863850e2-8545-4efd-94b8-AFBA5F52B3D5"; // note mixed case