StreamingOutputProviderTest.java

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package org.apache.wink.server.internal.providers.entity;

import java.io.IOException;
import java.io.OutputStream;

import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.StreamingOutput;

import org.apache.wink.server.internal.servlet.MockServletInvocationTest;
import org.apache.wink.test.mock.MockRequestConstructor;
import org.springframework.mock.web.MockHttpServletRequest;
import org.springframework.mock.web.MockHttpServletResponse;

public class StreamingOutputProviderTest extends MockServletInvocationTest {

    private static final String MESSAGE       = "this is a test message";
    private static final byte[] MESSAGE_BYTES = MESSAGE.getBytes();

    @Override
    protected Class<?>[] getClasses() {
        return new Class<?>[] {Resource.class};
    }

    @Path("resource")
    public static class Resource {
        @GET
        public StreamingOutput getStream() {
            return new StreamingOutput() {
                public void write(OutputStream output) throws IOException, WebApplicationException {
                    output.write(MESSAGE_BYTES);
                }
            };
        }
    }

    public void testStreamingOutputProvider() throws Exception {
        MockHttpServletRequest request =
            MockRequestConstructor.constructMockRequest("GET", "/resource", "text/plain");
        MockHttpServletResponse response = invoke(request);
        assertEquals(200, response.getStatus());
        assertEquals(MESSAGE, response.getContentAsString());
    }
}