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package org.glassfish.jersey.process.internal;
import java.util.concurrent.Callable;
import org.glassfish.hk2.api.ServiceHandle;
import org.glassfish.hk2.utilities.AbstractActiveDescriptor;
import org.glassfish.jersey.process.internal.RequestScope.Instance;
import org.junit.Test;
import static org.junit.Assert.*;
/**
* Test of the {@link RequestScope request scope}.
*
* @author Miroslav Fuksa (miroslav.fuksa at oracle.com)
*
*/
public class RequestScopeTest {
@Test
public void testScopeWithCreatedInstance() {
final RequestScope requestScope = new RequestScope();
assertNull(requestScope.suspendCurrent());
final Instance instance = requestScope.createInstance();
final TestProvider inhab = new TestProvider("a");
instance.put(inhab, "1");
requestScope.runInScope(instance, new Runnable() {
@Override
public void run() {
assertEquals("1", instance.get(inhab));
instance.release();
assertEquals("1", instance.get(inhab));
}
});
assertNull(instance.get(inhab));
}
@Test
public void testScopeReleaseInsideScope() {
final RequestScope requestScope = new RequestScope();
assertNull(requestScope.suspendCurrent());
final Instance instance = requestScope.createInstance();
final TestProvider inhab = new TestProvider("a");
instance.put(inhab, "1");
requestScope.runInScope(instance, new Runnable() {
@Override
public void run() {
Instance internalInstance = requestScope.suspendCurrent();
assertEquals(internalInstance, instance);
assertEquals("1", instance.get(inhab));
instance.release();
assertEquals("1", instance.get(inhab));
}
});
assertEquals("1", instance.get(inhab));
instance.release();
assertNull(instance.get(inhab));
}
@Test
public void testScopeWithImplicitInstance() throws Exception {
final RequestScope requestScope = new RequestScope();
assertNull(requestScope.suspendCurrent());
final TestProvider inhab = new TestProvider("a");
Instance instance = requestScope.runInScope(new Callable<Instance>() {
@Override
public Instance call() throws Exception {
Instance internalInstance = requestScope.suspendCurrent();
assertNull(internalInstance.get(inhab));
internalInstance.put(inhab, "1");
assertEquals("1", internalInstance.get(inhab));
return internalInstance;
}
});
assertEquals("1", instance.get(inhab));
instance.release();
assertNull(instance.get(inhab));
}
@Test
public void testScopeWithTwoInternalTasks() throws Exception {
final RequestScope requestScope = new RequestScope();
assertNull(requestScope.suspendCurrent());
final TestProvider inhab = new TestProvider("a");
Instance instance = requestScope.runInScope(new Callable<Instance>() {
@Override
public Instance call() throws Exception {
final Instance internalInstance = requestScope.suspendCurrent();
Instance anotherInstance = requestScope.runInScope(new Callable<Instance>() {
@Override
public Instance call() throws Exception {
final Instance currentInstance = requestScope.suspendCurrent();
assertTrue(!currentInstance.equals(internalInstance));
currentInstance.put(inhab, "1");
return currentInstance;
}
});
assertTrue(!anotherInstance.equals(internalInstance));
assertEquals("1", anotherInstance.get(inhab));
anotherInstance.release();
assertNull(anotherInstance.get(inhab));
return internalInstance;
}
});
instance.release();
assertNull(instance.get(inhab));
}
@Test
public void testMultipleGetInstanceCalls() throws Exception {
final RequestScope requestScope = new RequestScope();
assertNull(requestScope.suspendCurrent());
final TestProvider inhab = new TestProvider("a");
Instance instance = requestScope.runInScope(new Callable<Instance>() {
@Override
public Instance call() throws Exception {
final Instance internalInstance = requestScope.suspendCurrent();
internalInstance.put(inhab, "1");
requestScope.suspendCurrent();
requestScope.suspendCurrent();
requestScope.suspendCurrent();
requestScope.suspendCurrent();
return internalInstance;
}
});
assertEquals("1", instance.get(inhab));
instance.release();
assertEquals("1", instance.get(inhab));
instance.release();
assertEquals("1", instance.get(inhab));
instance.release();
assertEquals("1", instance.get(inhab));
instance.release();
assertEquals("1", instance.get(inhab));
instance.release();
assertNull(instance.get(inhab));
}
/**
* Test request scope inhabitant.
*
*/
public static class TestProvider extends AbstractActiveDescriptor<String> {
private String id;
public TestProvider(String id) {
super();
this.id = id;
}
@Override
public Class<?> getImplementationClass() {
return String.class;
}
@Override
public String create(ServiceHandle<?> root) {
return id;
}
}
}