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// Copyright 2018 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.application.container.jersey;
import com.yahoo.application.Networking;
import com.yahoo.application.container.JDisc;
import com.yahoo.application.container.ContainerTest;
import com.yahoo.application.container.jersey.resources.TestResource;
import com.yahoo.application.container.jersey.resources.nestedpackage1.NestedTestResource1;
import com.yahoo.application.container.jersey.resources.nestedpackage2.NestedTestResource2;
import com.yahoo.container.test.jars.jersey.resources.TestResourceBase;
import com.yahoo.osgi.maven.ProjectBundleClassPaths;
import com.yahoo.osgi.maven.ProjectBundleClassPaths.BundleClasspathMapping;
import org.apache.http.HttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClientBuilder;
import org.apache.http.util.EntityUtils;
import org.junit.Ignore;
import org.junit.Test;
import javax.ws.rs.core.UriBuilder;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.Arrays;
import java.util.Collection;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import static java.util.Collections.emptyList;
import static org.hamcrest.CoreMatchers.is;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.assertTrue;
/**
* @author Tony Vaagenes
* @author ollivir
*/
@Ignore // TODO: remove test
public class JerseyTest {
private final Path testJar = Paths.get("target/test-jars/jersey-resources.jar");
private final String testClassesDirectory = "target/test-classes";
private final String bundleSymbolicName = "myBundle";
private final Set<Class<? extends TestResourceBase>> classPathResources;
private final Set<Class<? extends TestResourceBase>> jarFileResources;
public JerseyTest() {
classPathResources = new HashSet<>();
classPathResources.add(TestResource.class);
classPathResources.add(NestedTestResource1.class);
classPathResources.add(NestedTestResource2.class);
jarFileResources = new HashSet<>();
jarFileResources.add(com.yahoo.container.test.jars.jersey.resources.TestResource.class);
jarFileResources.add(com.yahoo.container.test.jars.jersey.resources.nestedpackage1.NestedTestResource1.class);
jarFileResources.add(com.yahoo.container.test.jars.jersey.resources.nestedpackage2.NestedTestResource2.class);
}
@Test
public void jersey_resources_on_classpath_can_be_invoked_from_application() throws Exception {
saveMainBundleClassPathMappings(testClassesDirectory);
with_jersey_resources(emptyList(), httpGetter -> assertResourcesResponds(classPathResources, httpGetter));
}
@Test
public void jersey_resources_in_provided_dependencies_can_be_invoked_from_application() throws Exception {
BundleClasspathMapping providedDependency =
new BundleClasspathMapping(bundleSymbolicName, List.of(testClassesDirectory));
save(new ProjectBundleClassPaths(new BundleClasspathMapping("main", emptyList()), List.of(providedDependency)));
with_jersey_resources(emptyList(), httpGetter -> assertResourcesResponds(classPathResources, httpGetter));
}
@Test
public void jersey_resource_on_classpath_can_be_filtered_using_packages() throws Exception {
saveMainBundleClassPathMappings(testClassesDirectory);
with_jersey_resources(Arrays.asList("com.yahoo.application.container.jersey.resources",
"com.yahoo.application.container.jersey.resources.nestedpackage1"), httpGetter -> {
Class<NestedTestResource2> nestedResource2 = NestedTestResource2.class;
assertDoesNotRespond(nestedResource2, httpGetter);
assertResourcesResponds(copySetExcept(classPathResources, nestedResource2), httpGetter);
});
}
@Test
public void jersey_resource_in_jar_can_be_invoked_from_application() throws Exception {
saveMainBundleJarClassPathMappings(testJar);
with_jersey_resources(emptyList(), httpGetter -> assertResourcesResponds(jarFileResources, httpGetter));
}
@Test
public void jersey_resource_in_jar_can_be_filtered_using_packages() throws Exception {
saveMainBundleJarClassPathMappings(testJar);
with_jersey_resources(Arrays.asList("com.yahoo.container.test.jars.jersey.resources",
"com.yahoo.container.test.jars.jersey.resources.nestedpackage1"), httpGetter -> {
Class<com.yahoo.container.test.jars.jersey.resources.nestedpackage2.NestedTestResource2> nestedResource2 = com.yahoo.container.test.jars.jersey.resources.nestedpackage2.NestedTestResource2.class;
assertDoesNotRespond(nestedResource2, httpGetter);
assertResourcesResponds(copySetExcept(jarFileResources, nestedResource2), httpGetter);
});
}
private static <T> Set<T> copySetExcept(Set<T> in, T except) {
Set<T> ret = new HashSet<>(in);
ret.remove(except);
return ret;
}
private interface ThrowingConsumer<T> {
void accept(T arg) throws Exception;
}
private interface HttpGetter {
HttpResponse get(String path) throws Exception;
}
@SuppressWarnings("try") // jdisc unreferenced inside try
private void with_jersey_resources(List<String> packagesToScan, ThrowingConsumer<HttpGetter> f) throws Exception {
StringBuilder packageElements = new StringBuilder();
for (String p : packagesToScan) {
packageElements.append("<package>");
packageElements.append(p);
packageElements.append("</package>");
}
try (JDisc jdisc = JDisc.fromServicesXml(
"<services>" + //
"<container version=\"1.0\" id=\"default\" jetty=\"true\">" + //
"<rest-api path=\"rest-api\" jersey2=\"true\">" + //
"<components bundle=\"" + bundleSymbolicName + "\">" + //
packageElements + //
"</components>" + //
"</rest-api>" + //
"<http>" + //
"<server id=\"mainServer\" port=\"0\" />" + //
"</http>" + //
"<accesslog type=\"disabled\" />" +
"</container>" + //
"</services>", //
Networking.enable)) {
final int port = ContainerTest.getListenPort();
f.accept(path -> {
String p = path.startsWith("/") ? path.substring(1) : path;
CloseableHttpClient client = HttpClientBuilder.create().build();
return client.execute(new HttpGet("http://localhost:" + port + "/rest-api/" + p));
});
}
}
public void assertResourcesResponds(Collection<Class<? extends TestResourceBase>> resourceClasses,
HttpGetter httpGetter) throws Exception {
for (Class<? extends TestResourceBase> resource : resourceClasses) {
HttpResponse response = httpGetter.get(path(resource));
assertThat("Failed sending response to " + resource, response.getStatusLine().getStatusCode(), is(200));
String content = new String(response.getEntity().getContent().readAllBytes(), StandardCharsets.UTF_8);
assertThat(content, is(TestResourceBase.content(resource)));
}
}
public void assertDoesNotRespond(Class<? extends TestResourceBase> resourceClass, HttpGetter httpGetter)
throws Exception {
HttpResponse response = httpGetter.get(path(resourceClass));
assertThat(response.getStatusLine().getStatusCode(), is(404));
EntityUtils.consume(response.getEntity());
}
public void saveMainBundleJarClassPathMappings(Path jarFile) throws Exception {
assertTrue("Couldn't find file " + jarFile + ", please remember to run mvn process-test-resources first.",
Files.isRegularFile(jarFile));
saveMainBundleClassPathMappings(jarFile.toAbsolutePath().toString());
}
public void saveMainBundleClassPathMappings(String classPathElement) throws Exception {
BundleClasspathMapping mainBundleClassPathMappings =
new BundleClasspathMapping(bundleSymbolicName, List.of(classPathElement));
save(new ProjectBundleClassPaths(mainBundleClassPathMappings, emptyList()));
}
public void save(ProjectBundleClassPaths projectBundleClassPaths) throws Exception {
Path path = Paths.get(testClassesDirectory).resolve(ProjectBundleClassPaths.CLASSPATH_MAPPINGS_FILENAME);
ProjectBundleClassPaths.save(path, projectBundleClassPaths);
}
public String path(Class<?> resourceClass) {
return UriBuilder.fromResource(resourceClass).build().toString();
}
}
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