Use null rather than "" for no load balancer, as intended(?), and fix some assertions

2 files changed, 4 insertions, 6 deletions

diff --git a/config-lib/src/test/java/com/yahoo/config/FileNodeTest.java b/config-lib/src/test/java/com/yahoo/config/FileNodeTest.java
index 1ad9f722eca..42e4978091d 100644
--- a/config-lib/src/test/java/com/yahoo/config/FileNodeTest.java
+++ b/config-lib/src/test/java/com/yahoo/config/FileNodeTest.java
@@ -23,9 +23,8 @@ public class FileNodeTest {
         assertEquals("foo.txt", n.value().value());
         assertEquals("\"foo.txt\"", n.toString());
 
-        assertThrows("path may not start with '..', but got: foo/../../boo",
-                     IllegalArgumentException.class,
-                     () -> new FileNode("foo/../../boo"));
+        assertEquals("path may not start with '..', but got: foo/../../boo",
+                     assertThrows(IllegalArgumentException.class, () -> new FileNode("foo/../../boo")).getMessage());
     }
 
 }
diff --git a/config-lib/src/test/java/com/yahoo/config/PathNodeTest.java b/config-lib/src/test/java/com/yahoo/config/PathNodeTest.java
index 2240f647726..016c53b42e3 100644
--- a/config-lib/src/test/java/com/yahoo/config/PathNodeTest.java
+++ b/config-lib/src/test/java/com/yahoo/config/PathNodeTest.java
@@ -22,9 +22,8 @@ public class PathNodeTest {
         n = new PathNode(new FileReference("foo.txt"));
         assertEquals(new File("foo.txt").toPath(), n.value());
 
-        assertThrows("path may not start with '..', but got: foo/../../boo",
-                     IllegalArgumentException.class,
-                     () -> new PathNode(new FileReference("foo/../../boo")));
+        assertEquals("path may not start with '..', but got: foo/../../boo",
+                     assertThrows(IllegalArgumentException.class, () -> new PathNode(new FileReference("foo/../../boo"))).getMessage());
     }
 
 }