PreconditionsTest.java

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package org.apache.wink.example.locking;

import javax.ws.rs.core.HttpHeaders;
import javax.ws.rs.core.MediaType;

import org.apache.wink.example.locking.resources.DefectResource;
import org.apache.wink.server.internal.servlet.MockServletInvocationTest;
import org.apache.wink.test.mock.MockRequestConstructor;
import org.apache.wink.test.mock.TestUtils;
import org.springframework.mock.web.MockHttpServletRequest;
import org.springframework.mock.web.MockHttpServletResponse;

public class PreconditionsTest extends MockServletInvocationTest {

    @Override
    protected void setUp() throws Exception {
        super.setUp();
    }

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

    public void testLockingExample() throws Exception {

        // get a single defect and ensure it returns with etag
        MockHttpServletRequest request =
            MockRequestConstructor.constructMockRequest("GET",
                                                        "/defects/11",
                                                        MediaType.APPLICATION_XML_TYPE);
        MockHttpServletResponse response = invoke(request);
        assertEquals("status", 200, response.getStatus());
        byte[] defect11 = response.getContentAsString().getBytes();
        String diff =
            TestUtils.diffIgnoreUpdateWithAttributeQualifier("/results/defect_11.xml",
                                                             defect11,
                                                             getClass());
        assertNull(diff, diff);
        String etag = (String)response.getHeader(HttpHeaders.ETAG);
        assertNotNull(etag);

        // get collection of defects and ensure that last-modified was sent
        request =
            MockRequestConstructor.constructMockRequest("GET",
                                                        "/defects",
                                                        MediaType.APPLICATION_XML_TYPE);
        response = invoke(request);
        assertEquals("status", 200, response.getStatus());
        String lastModified = (String)response.getHeader(HttpHeaders.LAST_MODIFIED);
        assertNotNull(lastModified);

        // get collection of defects with IF_MODIFIED_SINCE header
        // collection was not modified, so 304 should return
        request =
            MockRequestConstructor.constructMockRequest("GET",
                                                        "/defects",
                                                        MediaType.APPLICATION_XML_TYPE);
        request.addHeader(HttpHeaders.IF_MODIFIED_SINCE, lastModified);
        response = invoke(request);
        assertEquals("status", 304, response.getStatus());

        request =
            MockRequestConstructor.constructMockRequest("GET",
                                                        "/defects/11",
                                                        MediaType.APPLICATION_XML_TYPE);
        request.addHeader("if-none-match", etag);
        response = invoke(request);
        assertEquals("status", 304, response.getStatus());

        Thread.sleep(1000);

        request =
            MockRequestConstructor.constructMockRequest("PUT",
                                                        "/defects/11",
                                                        MediaType.APPLICATION_XML,
                                                        MediaType.APPLICATION_XML,
                                                        defect11);
        request.addHeader("if-match", etag);
        response = invoke(request);
        assertEquals("status", 200, response.getStatus());
        etag = (String)response.getHeader(HttpHeaders.ETAG);

        // now, after the collection was modified
        // 200 should return
        request =
            MockRequestConstructor.constructMockRequest("GET",
                                                        "/defects",
                                                        MediaType.APPLICATION_XML_TYPE);
        request.addHeader(HttpHeaders.IF_MODIFIED_SINCE, lastModified);
        response = invoke(request);
        assertEquals("status", 200, response.getStatus());

        request =
            MockRequestConstructor.constructMockRequest("PUT",
                                                        "/defects/11",
                                                        MediaType.APPLICATION_XML,
                                                        MediaType.APPLICATION_XML,
                                                        defect11);
        response = invoke(request);
        assertEquals("status", 400, response.getStatus());

        request =
            MockRequestConstructor.constructMockRequest("PUT",
                                                        "/defects/11",
                                                        MediaType.APPLICATION_XML,
                                                        MediaType.APPLICATION_XML,
                                                        defect11);
        request.addHeader("if-match", "\"blabla\"");
        response = invoke(request);
        assertEquals("status", 412, response.getStatus());

        request =
            MockRequestConstructor.constructMockRequest("DELETE",
                                                        "/defects/11",
                                                        MediaType.APPLICATION_XML);
        request.addHeader("if-match", "\"blabla\"");
        response = invoke(request);
        assertEquals("status", 412, response.getStatus());

        request =
            MockRequestConstructor.constructMockRequest("DELETE",
                                                        "/defects/11",
                                                        MediaType.APPLICATION_XML);
        response = invoke(request);
        assertEquals("status", 400, response.getStatus());

        request =
            MockRequestConstructor.constructMockRequest("DELETE",
                                                        "/defects/11",
                                                        MediaType.APPLICATION_XML);
        request.addHeader("if-match", etag);
        response = invoke(request);
        assertEquals("status", 200, response.getStatus());

        request =
            MockRequestConstructor.constructMockRequest("DELETE",
                                                        "/defects/11",
                                                        MediaType.APPLICATION_XML);
        request.addHeader("if-match", etag);
        response = invoke(request);
        assertEquals("status", 404, response.getStatus());

    }

}