killbill-aplcache

diff --git a/usage/src/test/java/com/ning/billing/usage/timeline/metrics/TestSamplesForMetricAndSource.java b/usage/src/test/java/com/ning/billing/usage/timeline/metrics/TestSamplesForMetricAndSource.java
index 2665934..3c3e29e 100644
--- a/usage/src/test/java/com/ning/billing/usage/timeline/metrics/TestSamplesForMetricAndSource.java
+++ b/usage/src/test/java/com/ning/billing/usage/timeline/metrics/TestSamplesForMetricAndSource.java
@@ -29,7 +29,7 @@ public class TestSamplesForMetricAndSource {
 
         final ObjectMapper mapper = new ObjectMapper();
         final String json = mapper.writeValueAsString(samples);
-        Assert.assertEquals("{\"hostName\":\"host.foo.com\",\"eventCategory\":\"JVM\",\"sampleKind\":\"GC\",\"samples\":\"1,2,2,0\"}", json);
+        Assert.assertEquals("{\"sourceName\":\"host.foo.com\",\"eventCategory\":\"JVM\",\"metric\":\"GC\",\"samples\":\"1,2,2,0\"}", json);
 
         final SamplesForMetricAndSource samplesFromJson = mapper.readValue(json, SamplesForMetricAndSource.class);
         Assert.assertEquals(samplesFromJson, samples);