More robust upgrading

- Support upgrades to a lower version than the highest deployed in an application
- Check what's actually deployed when deciding whether a change is done

1 files changed, 6 insertions, 0 deletions

diff --git a/config-provisioning/src/main/java/com/yahoo/config/provision/Environment.java b/config-provisioning/src/main/java/com/yahoo/config/provision/Environment.java
index 40e456e1a1d..a980866ff64 100644
--- a/config-provisioning/src/main/java/com/yahoo/config/provision/Environment.java
+++ b/config-provisioning/src/main/java/com/yahoo/config/provision/Environment.java
@@ -27,6 +27,12 @@ public enum Environment {
     /** Returns whether deployments to this environment are done manually */
     public boolean isManuallyDeployed() { return this == dev || this == perf; }
 
+    /** Returns whether this environment is for automated tests */
+    public boolean isTest() { return this == test || this == staging; }
+
+    /** Returns whether this environment is production (prod) */
+    public boolean isProduction() { return this == prod; }
+
     /** Returns the prod environment. This is useful for non-hosted properties where we just need any consistent value */
     public static Environment defaultEnvironment() { return prod; }