plantuml-server/src/test/java/net/sourceforge/plantuml/servlet/TestProxy.java

106 lines
3.9 KiB
Java

package net.sourceforge.plantuml.servlet;
import java.io.IOException;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLConnection;
public class TestProxy extends WebappTestCase {
/**
* Verifies the proxified reception of the default Bob and Alice diagram
*/
public void testDefaultProxy() throws IOException {
final URL url = new URL(getServerUrl() + "/proxy?src=" + getServerUrl() + "/resource/test2diagrams.txt");
final URLConnection conn = url.openConnection();
// Analyze response
// Verifies the Content-Type header
assertEquals(
"Response content type is not PNG",
"image/png",
conn.getContentType().toLowerCase()
);
// Get the image and verify its size (~2000 bytes)
byte[] inMemoryImage = getContentAsBytes(conn);
int diagramLen = inMemoryImage.length;
assertTrue(diagramLen > 2000);
assertTrue(diagramLen < 3000);
}
/**
* Verifies the proxified reception of the default Bob and Alice diagram with defined format.
*/
public void testProxyWithFormat() throws IOException {
final URL url = new URL(getServerUrl() + "/proxy?fmt=svg&src=" + getServerUrl() + "/resource/test2diagrams.txt");
final URLConnection conn = url.openConnection();
// Analyze response
// Verifies the Content-Type header
assertEquals(
"Response content type is not SVG",
"image/svg+xml",
conn.getContentType().toLowerCase()
);
// Get the content and verify its size
String diagram = getContentText(conn);
int diagramLen = diagram.length();
assertTrue(diagramLen > 2000);
assertTrue(diagramLen < 3000);
}
/**
* Verifies the proxified reception of the default Bob and Alice diagram with defined format and format (idx=0).
*/
public void testProxyWithFormatIdx0() throws IOException {
final URL url = new URL(getServerUrl() + "/proxy?fmt=svg&idx=0&src=" + getServerUrl() + "/resource/test2diagrams.txt");
final URLConnection conn = url.openConnection();
// Analyze response
// Verifies the Content-Type header
assertEquals(
"Response content type is not SVG",
"image/svg+xml",
conn.getContentType().toLowerCase()
);
// Get the content and verify its size
String diagram = getContentText(conn);
int diagramLen = diagram.length();
assertTrue(diagramLen > 2000);
assertTrue(diagramLen < 3000);
}
/**
* Verifies the proxified reception of the default Bob and Alice diagram with defined format and format (idx=1).
*/
public void testProxyWithFormatIdx1() throws IOException {
final URL url = new URL(getServerUrl() + "/proxy?fmt=svg&idx=1&src=" + getServerUrl() + "/resource/test2diagrams.txt");
final URLConnection conn = url.openConnection();
// Analyze response
// Verifies the Content-Type header
assertEquals(
"Response content type is not SVG",
"image/svg+xml",
conn.getContentType().toLowerCase()
);
// Get the content and verify its size
String diagram = getContentText(conn);
int diagramLen = diagram.length();
assertTrue(diagramLen > 5000);
assertTrue(diagramLen < 6000);
}
/**
* Verifies that the HTTP header of a diagram incites the browser to cache it.
*/
public void testInvalidUrl() throws IOException {
final URL url = new URL(getServerUrl() + "/proxy?src=invalidURL");
final HttpURLConnection conn = (HttpURLConnection)url.openConnection();
// Analyze response, it must be HTTP error 400
assertEquals(
"Bad HTTP status received",
400,
conn.getResponseCode()
);
}
}