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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.clustercontroller.core;
import com.yahoo.vdslib.state.ClusterState;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertTrue;
public class UpEdgeMaintenanceTransitionConstraintTest {
private static UpEdgeMaintenanceTransitionConstraint makeChecker(String state) {
return UpEdgeMaintenanceTransitionConstraint.forPreviouslyPublishedState(ClusterState.stateFromString(state));
}
private static boolean nodeMayTransitionToMaintenanceInState(int contentNodeIndex, String state) {
UpEdgeMaintenanceTransitionConstraint checker = makeChecker(state);
return checker.maintenanceTransitionAllowed(contentNodeIndex);
}
@Test
void transition_allowed_when_previous_state_is_down() {
assertTrue(nodeMayTransitionToMaintenanceInState(1, "distributor:5 storage:5 .1.s:d"));
}
@Test
void transition_allowed_when_previous_state_is_maintenance() {
assertTrue(nodeMayTransitionToMaintenanceInState(1, "distributor:5 storage:5 .1.s:m"));
}
@Test
void transition_not_allowed_when_previous_state_is_up() {
assertFalse(nodeMayTransitionToMaintenanceInState(0, "distributor:5 storage:5"));
}
@Test
void transition_not_allowed_when_previous_state_is_initializing() {
assertFalse(nodeMayTransitionToMaintenanceInState(0, "distributor:5 storage:5 .0.s:i"));
}
@Test
void transition_not_allowed_when_previous_state_is_retired() {
assertFalse(nodeMayTransitionToMaintenanceInState(0, "distributor:5 storage:5 .0.s:r"));
}
}
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