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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.jdisc.application;
import com.yahoo.jdisc.NoopSharedResource;
import com.yahoo.jdisc.Request;
import com.yahoo.jdisc.handler.ContentChannel;
import com.yahoo.jdisc.handler.RequestHandler;
import com.yahoo.jdisc.handler.ResponseHandler;
import com.yahoo.jdisc.test.NonWorkingRequestHandler;
import org.junit.jupiter.api.Test;
import java.net.URI;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertSame;
import static org.junit.jupiter.api.Assertions.assertTrue;
import static org.junit.jupiter.api.Assertions.fail;
/**
* @author Simon Thoresen Hult
*/
public class BindingRepositoryTestCase {
@Test
void requireThatRepositoryCanBeActivated() {
BindingRepository<Object> bindings = new BindingRepository<>();
bindings.bind("http://host/path", new Object());
BindingSet<Object> set = bindings.activate();
assertNotNull(set);
Iterator<Map.Entry<UriPattern, Object>> it = set.iterator();
assertNotNull(it);
assertTrue(it.hasNext());
assertNotNull(it.next());
assertFalse(it.hasNext());
}
@Test
void requireThatActivationIsSnapshotOfRepository() {
BindingRepository<Object> bindings = new BindingRepository<>();
bindings.bind("http://host/path", new Object());
BindingSet<Object> set = bindings.activate();
assertNotNull(set);
bindings.clear();
Iterator<Map.Entry<UriPattern, Object>> it = set.iterator();
assertNotNull(it);
assertTrue(it.hasNext());
assertNotNull(it.next());
assertFalse(it.hasNext());
}
@Test
void requireThatObjectsCanBeBound() {
BindingRepository<Object> bindings = new BindingRepository<>();
Object foo = new Object();
Object bar = new Object();
bindings.bind("http://host/foo", foo);
bindings.bind("http://host/bar", bar);
Iterator<Map.Entry<UriPattern, Object>> it = bindings.activate().iterator();
assertNotNull(it);
assertTrue(it.hasNext());
Map.Entry<UriPattern, Object> entry = it.next();
assertNotNull(entry);
assertEquals(new UriPattern("http://host/foo"), entry.getKey());
assertSame(foo, entry.getValue());
assertTrue(it.hasNext());
assertNotNull(entry = it.next());
assertEquals(new UriPattern("http://host/bar"), entry.getKey());
assertSame(bar, entry.getValue());
assertFalse(it.hasNext());
}
@Test
void requireThatPatternCannotBeStolen() {
final String pattern = "http://host/path";
final RequestHandler originallyBoundHandler = new NonWorkingRequestHandler();
BindingRepository<Object> bindings = new BindingRepository<>();
bindings.bind(pattern, originallyBoundHandler);
bindings.bind(pattern, new PatternStealingRequestHandler());
BindingSet<?> bindingSet = bindings.activate();
assertEquals(originallyBoundHandler, bindingSet.resolve(URI.create(pattern)));
}
@Test
void requireThatBindAllMethodWorks() {
Object foo = new Object();
Object bar = new Object();
Object baz = new Object();
Map<String, Object> toAdd = new HashMap<>();
toAdd.put("http://host/foo", foo);
toAdd.put("http://host/bar", bar);
BindingRepository<Object> addTo = new BindingRepository<>();
addTo.bind("http://host/baz", baz);
addTo.bindAll(toAdd);
Iterator<Map.Entry<UriPattern, Object>> it = addTo.activate().iterator();
Map.Entry<UriPattern, Object> entry = it.next();
assertNotNull(entry);
assertEquals(new UriPattern("http://host/foo"), entry.getKey());
assertSame(foo, entry.getValue());
assertTrue(it.hasNext());
assertNotNull(entry = it.next());
assertEquals(new UriPattern("http://host/baz"), entry.getKey());
assertSame(baz, entry.getValue());
assertTrue(it.hasNext());
assertNotNull(entry = it.next());
assertEquals(new UriPattern("http://host/bar"), entry.getKey());
assertSame(bar, entry.getValue());
assertFalse(it.hasNext());
}
@Test
void requireThatPutAllMethodWorks() {
Object foo = new Object();
Object bar = new Object();
Object baz = new Object();
BindingRepository<Object> toAdd = new BindingRepository<>();
toAdd.bind("http://host/foo", foo);
toAdd.bind("http://host/bar", bar);
BindingRepository<Object> addTo = new BindingRepository<>();
addTo.bind("http://host/baz", baz);
addTo.putAll(toAdd);
Iterator<Map.Entry<UriPattern, Object>> it = addTo.activate().iterator();
assertTrue(it.hasNext());
Map.Entry<UriPattern, Object> entry = it.next();
assertNotNull(entry);
assertEquals(new UriPattern("http://host/foo"), entry.getKey());
assertSame(foo, entry.getValue());
assertTrue(it.hasNext());
assertNotNull(entry = it.next());
assertEquals(new UriPattern("http://host/baz"), entry.getKey());
assertSame(baz, entry.getValue());
assertTrue(it.hasNext());
assertNotNull(entry = it.next());
assertEquals(new UriPattern("http://host/bar"), entry.getKey());
assertSame(bar, entry.getValue());
assertFalse(it.hasNext());
}
@Test
void requireThatPutNullThrowsException() {
try {
new BindingRepository<>().put(null, new Object());
fail();
} catch (NullPointerException e) {
}
try {
new BindingRepository<>().put(new UriPattern("http://host/foo"), null);
fail();
} catch (NullPointerException e) {
}
}
static class PatternStealingRequestHandler extends NoopSharedResource implements RequestHandler {
@Override
public ContentChannel handleRequest(Request request, ResponseHandler handler) {
throw new UnsupportedOperationException();
}
@Override
public void handleTimeout(Request request, ResponseHandler handler) { }
}
}
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