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package org.apache.brooklyn.core.mgmt.rebind;
import static org.testng.Assert.assertEquals;
import java.util.Collections;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.testng.Assert;
import org.testng.annotations.BeforeMethod;
import org.testng.annotations.Test;
import org.apache.brooklyn.api.location.LocationSpec;
import org.apache.brooklyn.api.mgmt.rebind.mementos.BrooklynMementoManifest;
import org.apache.brooklyn.core.test.entity.TestApplication;
import org.apache.brooklyn.location.localhost.LocalhostMachineProvisioningLocation;
import org.apache.brooklyn.location.ssh.SshMachineLocation;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.Iterables;
public class RebindLocalhostLocationTest extends RebindTestFixtureWithApp {
private static final Logger LOG = LoggerFactory.getLogger(RebindLocalhostLocationTest.class);
private LocalhostMachineProvisioningLocation origLoc;
private SshMachineLocation origChildLoc;
@BeforeMethod(alwaysRun=true)
public void setUp() throws Exception {
super.setUp();
origLoc = origManagementContext.getLocationManager().createLocation(LocationSpec.create(LocalhostMachineProvisioningLocation.class));
origChildLoc = origLoc.obtain();
}
/** takes a while, so just doing 10; see comment on {@link RebindSshMachineLocationTest} */
@Test(groups="Integration", invocationCount=10)
public void testMachineUsableAfterRebindRepeatedly() throws Exception {
try {
testMachineUsableAfterRebind();
} catch (Exception e) {
// Ensure exception is reported in log immediately, so can match logging with failed run
LOG.warn("Test failed", e);
throw e;
}
}
@Test(groups="Integration")
public void testMachineUsableAfterRebind() throws Exception {
// TODO See comment in RebindSshMachineLocationTets.testMachineUsableAfterRebind.
// With locations not being entities, if you switch the order of these two lines then the test sometimes fails.
// This is because the 'user' field is set (from the default PROP_USER value) when we first exec something.
// Until that point, the field will be persisted as null, so will be explicitly set to null when deserializing.
// There's a race for whether we've set the 'user' field before the loc gets persisted (which happens as a side-effect
// of persisting the app along with its location tree).
assertEquals(origChildLoc.execScript(Collections.<String,Object>emptyMap(), "mysummary", ImmutableList.of("true")), 0);
origApp.start(ImmutableList.of(origLoc));
newApp = (TestApplication) rebind();
LocalhostMachineProvisioningLocation newLoc = (LocalhostMachineProvisioningLocation) Iterables.getOnlyElement(newApp.getLocations(), 0);
SshMachineLocation newChildLoc = (SshMachineLocation) Iterables.get(newLoc.getChildren(), 0);
assertEquals(newChildLoc.execScript(Collections.<String,Object>emptyMap(), "mysummary", ImmutableList.of("true")), 0);
}
@Test(groups="Integration")
public void testMachineCleansUp() throws Exception {
testMachineUsableAfterRebind();
newApp.stop();
switchOriginalToNewManagementContext();
// TODO how should we automatically unmanage these?
// (in this test, locations are created manually, so probably should be destroyed manually,
// but in most cases we should probably unmanage the location as part of the entity;
// could keep the entity ID only in the location, then safely reverse-check usages?)
// see related non-integration test in RebindEntityTest
origManagementContext.getLocationManager().unmanage(origLoc);
RebindTestUtils.waitForPersisted(origManagementContext);
BrooklynMementoManifest mf = loadMementoManifest();
Assert.assertTrue(mf.getLocationIdToType().isEmpty(), "Expected no locations; had "+mf.getLocationIdToType());
}
}