Force datetime to use Z timezone in test

2 files changed, 3 insertions, 2 deletions

diff --git a/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/restapi/billing/BillingApiHandlerTest.java b/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/restapi/billing/BillingApiHandlerTest.java
index 69c10ac6476..88b2b939c48 100644
--- a/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/restapi/billing/BillingApiHandlerTest.java
+++ b/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/restapi/billing/BillingApiHandlerTest.java
@@ -20,6 +20,7 @@ import java.io.File;
 import java.math.BigDecimal;
 import java.time.LocalDate;
 import java.time.ZoneId;
+import java.time.ZoneOffset;
 import java.time.ZonedDateTime;
 import java.util.List;
 import java.util.Map;
@@ -222,7 +223,7 @@ public class BillingApiHandlerTest extends ControllerContainerCloudTest {
     }
 
     static Invoice createInvoice() {
-        var start = LocalDate.of(2020, 5, 23).atStartOfDay(ZoneId.systemDefault());
+        var start = LocalDate.of(2020, 5, 23).atStartOfDay(ZoneOffset.UTC);
         var end = start.plusDays(5);
         var statusHistory = new Invoice.StatusHistory(new TreeMap<>(Map.of(start, "OPEN")));
         return new Invoice(
diff --git a/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/restapi/billing/BillingApiHandlerV2Test.java b/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/restapi/billing/BillingApiHandlerV2Test.java
index 43754261001..e733f8e27d6 100644
--- a/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/restapi/billing/BillingApiHandlerV2Test.java
+++ b/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/restapi/billing/BillingApiHandlerV2Test.java
@@ -107,7 +107,7 @@ public class BillingApiHandlerV2Test extends ControllerContainerCloudTest {
         tester.assertResponse(listRequest, "{\"invoices\":[{\"id\":\"id-1\",\"from\":\"2020-05-23\",\"to\":\"2020-05-23\",\"total\":\"123.00\",\"status\":\"OPEN\"}]}");
 
         var singleRequest = request("/billing/v2/tenant/" + tenant + "/bill/id-1").roles(tenantReader);
-        tester.assertResponse(singleRequest, "{\"id\":\"id-1\",\"from\":\"2020-05-23\",\"to\":\"2020-05-23\",\"total\":\"123.00\",\"status\":\"OPEN\",\"statusHistory\":[{\"at\":\"2020-05-23T00:00:00+02:00\",\"status\":\"OPEN\"}],\"items\":[{\"id\":\"some-id\",\"description\":\"description\",\"amount\":\"123.00\",\"plan\":\"some-plan\",\"planName\":\"Plan with id: some-plan\",\"cpu\":{},\"memory\":{},\"disk\":{}}]}");
+        tester.assertResponse(singleRequest, "{\"id\":\"id-1\",\"from\":\"2020-05-23\",\"to\":\"2020-05-23\",\"total\":\"123.00\",\"status\":\"OPEN\",\"statusHistory\":[{\"at\":\"2020-05-23T00:00:00Z\",\"status\":\"OPEN\"}],\"items\":[{\"id\":\"some-id\",\"description\":\"description\",\"amount\":\"123.00\",\"plan\":\"some-plan\",\"planName\":\"Plan with id: some-plan\",\"cpu\":{},\"memory\":{},\"disk\":{}}]}");
     }
 
     @Test