TestContextInjectionFromXML.java

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package org.apache.felix.ipojo.runtime.core;

import org.apache.felix.ipojo.ComponentInstance;
import org.apache.felix.ipojo.runtime.core.services.CheckService;
import org.junit.Test;
import org.osgi.framework.BundleContext;

import java.util.Properties;

import static junit.framework.Assert.assertNotNull;
import static org.junit.Assert.assertEquals;

/**
 * Checks that contexts are correctly injected.
 * For instance bundle context, we use the 'instance.bundle.context' hidden configuration
 * property. We use the BundleContext from the iPOJO bundle context, as a mark for testing, it is obviously,
 * not recommended.
 *
 * These test cases are using XML descriptions.
 */
public class TestContextInjectionFromXML extends Common {

    @Test
    public void testFieldInjectionOfComponentBundleContextUsingXML() {
        ComponentInstance instance = ipojoHelper.createComponentInstance("CTX-Field-Component");
        CheckService check = ipojoHelper.getServiceObjectByName(CheckService.class, instance.getInstanceName());
        assertNotNull(check);
        BundleContext context = (BundleContext) check.map().get("context");
        assertNotNull(context);
        assertEquals(getTestBundle().getSymbolicName(), context.getBundle().getSymbolicName());
    }

    @Test
    public void testFieldInjectionOfInstanceBundleContextUsingXML() {
        BundleContext bc = osgiHelper.getBundle("org.apache.felix.ipojo").getBundleContext();
        Properties configuration = new Properties();
        configuration.put("instance.bundle.context", bc);
        ComponentInstance instance = ipojoHelper.createComponentInstance("CTX-Field-Instance", configuration);

        CheckService check = ipojoHelper.getServiceObjectByName(CheckService.class, instance.getInstanceName());
        assertNotNull(check);
        BundleContext context = (BundleContext) check.map().get("context");
        assertNotNull(context);
        assertEquals(bc, context);
    }

    @Test
    public void testMethodInjectionOfComponentBundleContextUsingXML() {
        ComponentInstance instance = ipojoHelper.createComponentInstance("CTX-Method-Component");
        CheckService check = ipojoHelper.getServiceObjectByName(CheckService.class, instance.getInstanceName());
        assertNotNull(check);
        BundleContext context = (BundleContext) check.map().get("context");
        assertNotNull(context);
        assertEquals(getTestBundle().getSymbolicName(), context.getBundle().getSymbolicName());
    }

    @Test
    public void testMethodInjectionOfInstanceBundleContextUsingXML() {
        BundleContext bc = osgiHelper.getBundle("org.apache.felix.ipojo").getBundleContext();
        Properties configuration = new Properties();
        configuration.put("instance.bundle.context", bc);
        ComponentInstance instance = ipojoHelper.createComponentInstance("CTX-Method-Instance", configuration);

        CheckService check = ipojoHelper.getServiceObjectByName(CheckService.class, instance.getInstanceName());
        assertNotNull(check);
        BundleContext context = (BundleContext) check.map().get("context");
        assertNotNull(context);
        assertEquals(bc, context);
    }

    @Test
    public void testConstructorInjectionOfComponentBundleContextUsingXML() {
        ComponentInstance instance = ipojoHelper.createComponentInstance("CTX-Constructor-Component");
        CheckService check = ipojoHelper.getServiceObjectByName(CheckService.class, instance.getInstanceName());
        assertNotNull(check);
        BundleContext context = (BundleContext) check.map().get("context");
        assertNotNull(context);
        assertEquals(getTestBundle().getSymbolicName(), context.getBundle().getSymbolicName());
    }

    @Test
    public void testConstructorInjectionOfInstanceBundleContextUsingXML() {
        BundleContext bc = osgiHelper.getBundle("org.apache.felix.ipojo").getBundleContext();
        Properties configuration = new Properties();
        configuration.put("instance.bundle.context", bc);
        ComponentInstance instance = ipojoHelper.createComponentInstance("CTX-Constructor-Instance", configuration);

        CheckService check = ipojoHelper.getServiceObjectByName(CheckService.class, instance.getInstanceName());
        assertNotNull(check);
        BundleContext context = (BundleContext) check.map().get("context");
        assertNotNull(context);
        assertEquals(bc, context);
    }

}