1 files changed, 11 insertions, 4 deletions
diff --git a/config-provisioning/src/test/java/com/yahoo/config/provision/DockerImageTest.java b/config-provisioning/src/test/java/com/yahoo/config/provision/DockerImageTest.java
index ca41f4628cc..f05ebb6e517 100644
--- a/config-provisioning/src/test/java/com/yahoo/config/provision/DockerImageTest.java
+++ b/config-provisioning/src/test/java/com/yahoo/config/provision/DockerImageTest.java
@@ -8,6 +8,7 @@ import java.util.Map;
 import java.util.Optional;
 
 import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
 import static org.junit.Assert.fail;
 
 /**
@@ -19,10 +20,10 @@ public class DockerImageTest {
     public void parse() {
         Map<String, DockerImage> tests = Map.of(
                 "", DockerImage.EMPTY,
-                "registry.example.com:9999/vespa/vespa:7.42", new DockerImage("registry.example.com:9999", "vespa/vespa", Optional.of("7.42")),
-                "registry.example.com/vespa/vespa:7.42", new DockerImage("registry.example.com", "vespa/vespa", Optional.of("7.42")),
-                "registry.example.com:9999/vespa/vespa", new DockerImage("registry.example.com:9999", "vespa/vespa", Optional.empty()),
-                "registry.example.com/vespa/vespa", new DockerImage("registry.example.com", "vespa/vespa", Optional.empty())
+                "registry.example.com:9999/vespa/vespa:7.42", new DockerImage("registry.example.com:9999", "vespa/vespa", Optional.of("7.42"), Optional.empty()),
+                "registry.example.com/vespa/vespa:7.42", new DockerImage("registry.example.com", "vespa/vespa", Optional.of("7.42"), Optional.empty()),
+                "registry.example.com:9999/vespa/vespa", new DockerImage("registry.example.com:9999", "vespa/vespa", Optional.empty(), Optional.empty()),
+                "registry.example.com/vespa/vespa", new DockerImage("registry.example.com", "vespa/vespa", Optional.empty(), Optional.empty())
         );
         tests.forEach((value, expected) -> {
             DockerImage parsed = DockerImage.fromString(value);
@@ -52,4 +53,10 @@ public class DockerImageTest {
         }
     }
 
+    @Test
+    public void empty_replacement() {
+        DockerImage image = new DockerImage("foo.example.com", "vespa/vespa", Optional.of("7.42"), Optional.empty());
+        assertTrue(image.withReplacedBy(DockerImage.EMPTY).replacedBy().isEmpty());
+    }
+
 }