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Test of the HTTP header added.

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This commit is contained in:
Maxime Sinclair
2011-03-10 16:17:30 +01:00
parent 9e55d93ab8
commit 4eb0dfc879
1 changed files with 25 additions and 1 deletions
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26
test/src/net/sourceforge/plantuml/servlet/TestImage.java
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@@ -5,6 +5,9 @@ import com.meterware.httpunit.*;
import java.io.ByteArrayOutputStream; import java.io.ByteArrayOutputStream;
import java.io.InputStream; import java.io.InputStream;
import java.util.Date;
import java.util.Locale;
import java.text.SimpleDateFormat;
public class TestImage extends TestCase { public class TestImage extends TestCase {
/** /**
@@ -16,7 +19,7 @@ public class TestImage extends TestCase {
WebResponse response = conversation.getResource( request); WebResponse response = conversation.getResource( request);
// Analyze response // Analyze response
// Verifies the Content-Type header // Verifies the Content-Type header
assertEquals( "image/png", response.getContentType()); assertEquals( "Response content type is not PNG", "image/png", response.getContentType());
// Get the image and verify its size // Get the image and verify its size
InputStream responseStream = response.getInputStream(); InputStream responseStream = response.getInputStream();
ByteArrayOutputStream imageStream = new ByteArrayOutputStream(); ByteArrayOutputStream imageStream = new ByteArrayOutputStream();
@@ -32,4 +35,25 @@ public class TestImage extends TestCase {
assertTrue( diagramLen > 10000); assertTrue( diagramLen > 10000);
assertTrue( diagramLen < 20000); assertTrue( diagramLen < 20000);
} }
/**
* Verifies that the HTTP header of a diagram incites the browser to cache it.
*/
public void testDiagramHttpHeader() throws Exception {
WebConversation conversation = new WebConversation();
// Bob -> Alice : hello
WebRequest request = new GetMethodWebRequest( TestUtils.getServerUrl()+"img/SyfFKj2rKt3CoKnELR1Io4ZDoSa70000");
WebResponse response = conversation.getResource( request);
// Analyze response
// Verifies the Content-Type header
assertEquals( "Response content type is not PNG", "image/png", response.getContentType());
// Verifies the availability of the Expires entry in the response header
assertNotNull( response.getHeaderField( "Expires"));
// Verifies the availability of the Last-Modified entry in the response header
assertNotNull( response.getHeaderField( "Last-Modified"));
// Verifies the Last-Modified value is in the past
SimpleDateFormat format = new SimpleDateFormat("EEE, dd MMM yyyy HH:mm:ss ZZZ", Locale.ENGLISH);
Date lastModified = format.parse( response.getHeaderField( "Last-Modified"));
assertTrue( "Last-Modified is not in the past", lastModified.before( new Date()));
}
} }