1 files changed, 48 insertions, 0 deletions
diff --git a/config-model/src/test/java/com/yahoo/vespa/model/application/validation/change/RestartChangesDefersConfigChangesTest.java b/config-model/src/test/java/com/yahoo/vespa/model/application/validation/change/RestartChangesDefersConfigChangesTest.java
new file mode 100644
index 00000000000..35aa9a3c988
--- /dev/null
+++ b/config-model/src/test/java/com/yahoo/vespa/model/application/validation/change/RestartChangesDefersConfigChangesTest.java
@@ -0,0 +1,48 @@
+// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.vespa.model.application.validation.change;
+
+import com.yahoo.config.model.provision.InMemoryProvisioner;
+import com.yahoo.config.provision.Environment;
+import com.yahoo.config.provision.NodeResources;
+import com.yahoo.container.QrConfig;
+import com.yahoo.vespa.model.VespaModel;
+import com.yahoo.vespa.model.application.validation.ValidationTester;
+import org.junit.Test;
+
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+/**
+ * @author bratseth
+ */
+public class RestartChangesDefersConfigChangesTest {
+
+    @Test
+    public void changes_requiring_restart_defers_config_changes() {
+        ValidationTester tester = new ValidationTester(new InMemoryProvisioner(5,
+                                                                               new NodeResources(1, 3, 9, 1),
+                                                                               true));
+        VespaModel gen1 = tester.deploy(null, getServices(5, 3), Environment.prod, null).getFirst();
+
+        // Change node count - no restart
+        VespaModel gen2 = tester.deploy(gen1, getServices(4, 3), Environment.prod, null).getFirst();
+        var config2 = new QrConfig.Builder();
+        gen2.getContainerClusters().get("default").getContainers().get(0).getConfig(config2);
+        assertFalse(config2.build().restartOnDeploy());
+
+        // Change memory amount - requires restart
+        VespaModel gen3 = tester.deploy(gen2, getServices(4, 2), Environment.prod, null).getFirst();
+        var config3 = new QrConfig.Builder();
+        gen3.getContainerClusters().get("default").getContainers().get(0).getConfig(config3);
+        assertTrue(config3.build().restartOnDeploy());
+    }
+
+    private static String getServices(int nodes, int memory) {
+        return "<services version='1.0'>" +
+               "  <container id='default' version='1.0'>" +
+               "    <nodes count='" + nodes + "'><resources vcpu='1' memory='" + memory + "Gb' disk='9Gb'/></nodes>" +
+               "   </container>" +
+               "</services>";
+    }
+
+}