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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.jdisc.core;
import com.yahoo.jdisc.application.BundleInstallationException;
import com.yahoo.jdisc.test.TestDriver;
import org.apache.felix.framework.util.FelixConstants;
import org.junit.Test;
import org.osgi.framework.Bundle;
import org.osgi.framework.BundleException;
import java.util.Arrays;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;
import java.util.concurrent.Callable;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
/**
* @author Simon Thoresen Hult
*/
public class FelixFrameworkIntegrationTest {
@Test
public void requireThatBundlesCanBeInstalled() throws BundleException {
FelixFramework felix = TestDriver.newOsgiFramework();
felix.start();
Bundle bundle = felix.installBundle("cert-a.jar").get(0);
assertNotNull(bundle);
Iterator<Bundle> it = felix.bundles().iterator();
assertNotNull(it);
assertTrue(it.hasNext());
assertEquals(FelixConstants.SYSTEM_BUNDLE_SYMBOLICNAME, it.next().getSymbolicName());
assertTrue(it.hasNext());
assertSame(bundle, it.next());
assertFalse(it.hasNext());
felix.stop();
}
@Test
public void requireThatInstallBundleInstructionWorks() throws Exception {
assertBundle("cert-ca.jar", "com.yahoo.jdisc.bundle.c.CertificateC",
"com.yahoo.vespa.jdisc_core.cert-ca",
"com.yahoo.vespa.jdisc_core.cert-a");
}
@Test
public void requireThatInstallBundleInstructionResolvesTransitiveDepedencies() throws Exception {
assertBundle("cert-dc.jar", "com.yahoo.jdisc.bundle.d.CertificateD",
"com.yahoo.vespa.jdisc_core.cert-dc",
"com.yahoo.vespa.jdisc_core.cert-ca",
"com.yahoo.vespa.jdisc_core.cert-a");
}
@Test
public void requireThatInstallBundleInstructionResolvesAllTransitiveDepedencies() throws Exception {
assertBundle("cert-eab.jar", "com.yahoo.jdisc.bundle.e.CertificateE",
"com.yahoo.vespa.jdisc_core.cert-eab",
"com.yahoo.vespa.jdisc_core.cert-a",
"com.yahoo.vespa.jdisc_core.cert-b");
}
@Test
public void requireThatInstallBundleInstructionInstallsEachBundleOnlyOnce() throws Exception {
assertBundle("cert-fac.jar", "com.yahoo.jdisc.bundle.f.CertificateF",
"com.yahoo.vespa.jdisc_core.cert-fac",
"com.yahoo.vespa.jdisc_core.cert-a",
"com.yahoo.vespa.jdisc_core.cert-ca");
}
@Test
public void requireThatInstallBundleInstructionTracksLocationInCanonicalForm() throws Exception {
assertBundle("cert-nac.jar", "com.yahoo.jdisc.bundle.n.CertificateN",
"com.yahoo.vespa.jdisc_core.cert-nac",
"com.yahoo.vespa.jdisc_core.cert-a",
"com.yahoo.vespa.jdisc_core.cert-ca");
}
@Test
public void requireThatInstallBundleInstructionDetectsAutoDependency() throws Exception {
assertBundle("cert-gg.jar", "com.yahoo.jdisc.bundle.g.CertificateG",
"com.yahoo.vespa.jdisc_core.cert-gg");
}
@Test
public void requireThatInstallBundleInstructionDetectsCycles() throws Exception {
assertBundle("cert-hi.jar", "com.yahoo.jdisc.bundle.h.CertificateH",
"com.yahoo.vespa.jdisc_core.cert-hi",
"com.yahoo.vespa.jdisc_core.cert-ih");
}
@Test
public void requireThatSystemPackagesAreExported() throws Exception {
assertBundle("cert-k-pkgs.jar", "com.yahoo.jdisc.bundle.k.CertificateK",
"com.yahoo.vespa.jdisc_core.cert-k-pkgs");
}
@Test
public void requireThatBundlesCanBeRefreshed() throws Exception {
FelixFramework felix = TestDriver.newOsgiFramework();
felix.start();
Bundle bundleL = startBundle(felix, "cert-l1.jar");
Bundle bundleM = startBundle(felix, "cert-ml.jar");
assertEquals(1, callClass(bundleM, "com.yahoo.jdisc.bundle.m.CertificateM"));
// Switch from l1 to l2 (identical bundles, except for bsn)
bundleL.uninstall();
startBundle(felix, "cert-l2.jar");
felix.refreshPackages();
assertEquals(2, callClass(bundleM, "com.yahoo.jdisc.bundle.m.CertificateM"));
felix.stop();
}
@Test
public void requireThatBundlesCanBeRefreshedWithDisjunctRemovalClosure() throws Exception {
FelixFramework felix = TestDriver.newOsgiFramework();
felix.start();
Bundle bundleA = startBundle(felix, "cert-a.jar");
Bundle bundleL = startBundle(felix, "cert-l1.jar");
Bundle bundleM = startBundle(felix, "cert-ml.jar");
assertEquals(1, callClass(bundleM, "com.yahoo.jdisc.bundle.m.CertificateM"));
bundleA.uninstall();
bundleL.uninstall();
startBundle(felix, "cert-l2.jar");
felix.refreshPackages();
assertEquals(2, callClass(bundleM, "com.yahoo.jdisc.bundle.m.CertificateM"));
felix.stop();
}
@Test
public void requireThatJdiscBundlePathIsConfigurable() throws Exception {
assertBundle("cert-oa-path.jar", "com.yahoo.jdisc.bundle.o.CertificateO",
"com.yahoo.vespa.jdisc_core.cert-oa-path",
"com.yahoo.vespa.jdisc_core.cert-a");
}
@Test
public void requireThatBundleSymbolicNameIsRequired() throws Exception {
FelixFramework felix = TestDriver.newOsgiFramework();
felix.start();
try {
felix.installBundle("cert-p-jar.jar");
fail();
} catch (BundleException e) {
assertTrue(e.getMessage().contains("it might not be an OSGi bundle"));
}
felix.stop();
}
@Test
public void requireThatBundleInstallationExceptionContainsInstalledBundles() throws Exception {
FelixFramework felix = TestDriver.newOsgiFramework();
felix.start();
assertEquals(1, felix.bundles().size());
try {
felix.installBundle("cert-tp.jar");
fail();
} catch (BundleException e) {
assertTrue(e instanceof BundleInstallationException);
List<Bundle> bundles = ((BundleInstallationException)e).installedBundles();
assertEquals(1, bundles.size());
assertEquals("com.yahoo.vespa.jdisc_core.cert-tp", bundles.get(0).getSymbolicName());
}
assertEquals(2, felix.bundles().size()); // did not clean up the installed bundle inside the catch-block
felix.stop();
}
@Test
public void requireThatFragmentBundlesCanBeInstalled() throws Exception {
assertBundle("cert-q-frag.jar", null,
"com.yahoo.vespa.jdisc_core.cert-q-frag");
}
@Test
public void requireThatFragmentBundlesCanBePreinstalled() throws Exception {
assertBundle("cert-rq.jar", null,
"com.yahoo.vespa.jdisc_core.cert-rq",
"com.yahoo.vespa.jdisc_core.cert-q-frag");
}
static Bundle startBundle(FelixFramework felix, String bundleLocation) throws BundleException {
List<Bundle> lst = felix.installBundle(bundleLocation);
assertEquals(1, lst.size());
felix.startBundles(lst, false);
return lst.get(0);
}
@SuppressWarnings({ "unchecked" })
private static int callClass(Bundle bundle, String className) throws Exception {
Class<?> certClass = bundle.loadClass(className);
assertNotNull(certClass);
Callable<Integer> cert = (Callable<Integer>)certClass.getDeclaredConstructor().newInstance();
assertNotNull(cert);
return cert.call();
}
private static void assertBundle(String bundleLocation, String className, String... expectedBundles)
throws Exception {
FelixFramework felix = TestDriver.newOsgiFramework();
felix.start();
try {
List<Bundle> bundles = felix.installBundle(bundleLocation);
List<String> actual = new LinkedList<>();
for (Bundle bundle : bundles) {
actual.add(bundle.getSymbolicName());
}
assertEquals(Arrays.asList(expectedBundles), actual);
felix.startBundles(bundles, false);
if (className != null) {
assertNotNull(bundles.get(0).loadClass(className).getDeclaredConstructor().newInstance());
}
} finally {
felix.stop();
}
}
}
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