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INT-1001 polishing JsonOutboundMessageMapper

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This commit is contained in:
Mark Fisher
2010-10-17 15:50:40 -04:00
parent d0a00c68fd
commit 52a1ba50df
3 changed files with 112 additions and 46 deletions
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69
spring-integration-core/src/test/java/org/springframework/integration/json/OutboundJsonMessageMapperTests.java → spring-integration-core/src/test/java/org/springframework/integration/json/JsonOutboundMessageMapperTests.java
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@@ -16,7 +16,8 @@
package org.springframework.integration.json;
import static org.junit.Assert.*;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import java.io.IOException;
@@ -26,34 +27,60 @@ import org.codehaus.jackson.JsonParser;
import org.codehaus.jackson.JsonToken;
import org.codehaus.jackson.map.ObjectMapper;
import org.junit.Test;
import org.springframework.integration.Message;
import org.springframework.integration.context.NamedComponent;
import org.springframework.integration.history.MessageHistory;
import org.springframework.integration.support.MessageBuilder;
/**
* @author Jeremy Grelle
* @since 2.0
*/
public class OutboundJsonMessageMapperTests {
private JsonFactory jsonFactory = new JsonFactory();
private ObjectMapper objectMapper = new ObjectMapper();
public class JsonOutboundMessageMapperTests {
private final JsonFactory jsonFactory = new JsonFactory();
private final ObjectMapper objectMapper = new ObjectMapper();
@Test
public void testFromMessageWithHeadersAndStringPayload() throws Exception {
Message<String> testMessage = MessageBuilder.withPayload("myPayloadStuff").build();
OutboundJsonMessageMapper mapper = new OutboundJsonMessageMapper();
JsonOutboundMessageMapper mapper = new JsonOutboundMessageMapper();
String result = mapper.fromMessage(testMessage);
assertTrue(result.contains("\"headers\":{"));
assertTrue(result.contains("\"$timestamp\":"+testMessage.getHeaders().getTimestamp()));
assertTrue(result.contains("\"$id\":\""+testMessage.getHeaders().getId()+"\""));
assertTrue(result.contains("\"payload\":\"myPayloadStuff\""));
}
@Test
public void testFromMessageWithMessageHistory() throws Exception {
Message<String> testMessage = MessageBuilder.withPayload("myPayloadStuff").build();
testMessage = MessageHistory.write(testMessage, new TestNamedComponent(1));
testMessage = MessageHistory.write(testMessage, new TestNamedComponent(2));
testMessage = MessageHistory.write(testMessage, new TestNamedComponent(3));
JsonOutboundMessageMapper mapper = new JsonOutboundMessageMapper();
String result = mapper.fromMessage(testMessage);
assertTrue(result.contains("\"headers\":{"));
assertTrue(result.contains("\"$timestamp\":"+testMessage.getHeaders().getTimestamp()));
assertTrue(result.contains("\"$id\":\""+testMessage.getHeaders().getId()+"\""));
assertTrue(result.contains("\"payload\":\"myPayloadStuff\""));
assertTrue(result.contains("\"$history\":"));
assertTrue(result.contains("testName-1"));
assertTrue(result.contains("testType-1"));
assertTrue(result.contains("testName-2"));
assertTrue(result.contains("testType-2"));
assertTrue(result.contains("testName-3"));
assertTrue(result.contains("testType-3"));
}
@Test
public void testFromMessageExtractStringPayload() throws Exception {
Message<String> testMessage = MessageBuilder.withPayload("myPayloadStuff").build();
String expected = "\"myPayloadStuff\"";
OutboundJsonMessageMapper mapper = new OutboundJsonMessageMapper();
JsonOutboundMessageMapper mapper = new JsonOutboundMessageMapper();
mapper.setShouldExtractPayload(true);
String result = mapper.fromMessage(testMessage);
assertEquals(expected, result);
@@ -63,7 +90,7 @@ public class OutboundJsonMessageMapperTests {
public void testFromMessageWithHeadersAndBeanPayload() throws Exception {
TestBean payload = new TestBean();
Message<TestBean> testMessage = MessageBuilder.withPayload(payload).build();
OutboundJsonMessageMapper mapper = new OutboundJsonMessageMapper();
JsonOutboundMessageMapper mapper = new JsonOutboundMessageMapper();
String result = mapper.fromMessage(testMessage);
assertTrue(result.contains("\"headers\":{"));
assertTrue(result.contains("\"$timestamp\":"+testMessage.getHeaders().getTimestamp()));
@@ -76,7 +103,7 @@ public class OutboundJsonMessageMapperTests {
public void testFromMessageExtractBeanPayload() throws Exception {
TestBean payload = new TestBean();
Message<TestBean> testMessage = MessageBuilder.withPayload(payload).build();
OutboundJsonMessageMapper mapper = new OutboundJsonMessageMapper();
JsonOutboundMessageMapper mapper = new JsonOutboundMessageMapper();
mapper.setShouldExtractPayload(true);
String result = mapper.fromMessage(testMessage);
assertTrue(!result.contains("headers"));
@@ -92,4 +119,24 @@ public class OutboundJsonMessageMapperTests {
parser.nextToken();
return objectMapper.readValue(parser, TestBean.class);
}
private static class TestNamedComponent implements NamedComponent {
private final int id;
private TestNamedComponent(int id) {
this.id = id;
}
public String getComponentName() {
return "testName-" + this.id;
}
public String getComponentType() {
return "testType-" + this.id;
}
}
}