ExplicitRootResourceTest.java

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package com.sun.jersey.impl.resource;

import com.sun.jersey.api.core.DefaultResourceConfig;
import com.sun.jersey.api.core.ResourceConfig;
import com.sun.jersey.impl.AbstractResourceTester;
import com.sun.jersey.spi.resource.Singleton;
import javax.ws.rs.Path;
import java.io.IOException;
import javax.ws.rs.GET;
import javax.ws.rs.PathParam;

/**
 *
 * @author Paul.Sandoz@Sun.Com
 */
public class ExplicitRootResourceTest extends AbstractResourceTester {

    public ExplicitRootResourceTest(String testName) {
        super(testName);
    }

    public static class ExplicitResource {
        @GET
        public String get() {
            return "GET";
        }
    }

    public void testExplicitResource() throws IOException {
        ResourceConfig rc = new DefaultResourceConfig();
        rc.getExplicitRootResources().put("/one", ExplicitResource.class);
        rc.getExplicitRootResources().put("/two", ExplicitResource.class);
        initiateWebApplication(rc);

        assertEquals("GET", resource("/one").get(String.class));
        assertEquals("GET", resource("/two").get(String.class));
    }


    @Singleton
    @Path("singleton")
    public static class SingletonExplicitResource {
        int i = 1;

        @GET
        public String get() {
            return "GET" + i++;
        }
    }

    @Singleton
    @Path("singleton-custom-constructor")
    public static class SingletonExplicitCustomConstructorResource {

        private int i;

        public SingletonExplicitCustomConstructorResource(final int i) {
            this.i = i;
        }

        @GET
        public String get() {
            return "GET" + i++;
        }
    }

    public void testSingleton() throws IOException {
        ResourceConfig rc = new DefaultResourceConfig();
        rc.getExplicitRootResources().put("/one", SingletonExplicitResource.class);
        rc.getExplicitRootResources().put("/two", SingletonExplicitResource.class);
        initiateWebApplication(rc);

        assertEquals("GET1", resource("/one").get(String.class));
        assertEquals("GET2", resource("/two").get(String.class));
    }

    public void testSingletonInstance() throws IOException {
        ResourceConfig rc = new DefaultResourceConfig();
        SingletonExplicitResource r = new SingletonExplicitResource();
        rc.getExplicitRootResources().put("/one", r);
        rc.getExplicitRootResources().put("/two", r);
        initiateWebApplication(rc);

        assertEquals("GET1", resource("/one").get(String.class));
        assertEquals("GET2", resource("/two").get(String.class));
    }

    public void testSingletonAndSingletonInstance() throws IOException {
        ResourceConfig rc = new DefaultResourceConfig();
        SingletonExplicitResource r = new SingletonExplicitResource();
        rc.getExplicitRootResources().put("/one", r);
        rc.getExplicitRootResources().put("/two", r);
        rc.getExplicitRootResources().put("/three", SingletonExplicitResource.class);
        rc.getExplicitRootResources().put("/four", SingletonExplicitResource.class);
        initiateWebApplication(rc);

        assertEquals("GET1", resource("/one").get(String.class));
        assertEquals("GET2", resource("/two").get(String.class));
        assertEquals("GET1", resource("/three").get(String.class));
        assertEquals("GET2", resource("/four").get(String.class));
    }

    public void testSingletonCustomConstructorInstance() throws IOException {
        ResourceConfig rc = new DefaultResourceConfig();
        SingletonExplicitCustomConstructorResource r = new SingletonExplicitCustomConstructorResource(1);
        rc.getExplicitRootResources().put("/one", r);
        initiateWebApplication(rc);

        assertEquals("GET1", resource("/one").get(String.class));
    }

    public void testSingletonResourceSingletonAndSingletonInstance() throws IOException {
        ResourceConfig rc = new DefaultResourceConfig();
        rc.getClasses().add(SingletonExplicitResource.class);
        SingletonExplicitResource r = new SingletonExplicitResource();
        rc.getExplicitRootResources().put("/one", r);
        rc.getExplicitRootResources().put("/two", r);
        rc.getExplicitRootResources().put("/three", SingletonExplicitResource.class);
        rc.getExplicitRootResources().put("/four", SingletonExplicitResource.class);
        initiateWebApplication(rc);

        assertEquals("GET1", resource("/one").get(String.class));
        assertEquals("GET2", resource("/two").get(String.class));
        assertEquals("GET1", resource("/three").get(String.class));
        assertEquals("GET2", resource("/four").get(String.class));
        assertEquals("GET3", resource("/singleton").get(String.class));
        assertEquals("GET4", resource("/singleton").get(String.class));
    }

    public static class PathParamExplicitResource {
        @GET
        public String get(@PathParam("one") String one, @PathParam("two") String two) {
            return "" + one + two;
        }
    }

    public void testPathParam() throws IOException {
        ResourceConfig rc = new DefaultResourceConfig();
        rc.getExplicitRootResources().put("/{one}", PathParamExplicitResource.class);
        rc.getExplicitRootResources().put("/{one}/{two}", PathParamExplicitResource.class);
        initiateWebApplication(rc);

        assertEquals("onenull", resource("/one").get(String.class));
        assertEquals("onetwo", resource("/one/two").get(String.class));
    }
}