[FEATURE] Draft of the Check Syntax service

src/test/java/net/sourceforge/plantuml/servlet/TestCheck.java

@@ -0,0 +1,44 @@
+package net.sourceforge.plantuml.servlet;
+
+import com.meterware.httpunit.GetMethodWebRequest;
+import com.meterware.httpunit.WebConversation;
+import com.meterware.httpunit.WebRequest;
+import com.meterware.httpunit.WebResponse;
+
+public class TestCheck extends WebappTestCase {
+    /**
+     * Verifies the generation of a syntax check for the following sample:
+     * Bob -> Alice : hello
+     */
+    public void testCorrectSequenceDiagram() throws Exception {
+        WebConversation conversation = new WebConversation();
+        WebRequest request = new GetMethodWebRequest(getServerUrl()
+            + "check/" + TestUtils.SEQBOB);
+        WebResponse response = conversation.getResource(request);
+        // Analyze response
+        // Verifies the Content-Type header
+        assertEquals("Response content type is not TEXT PLAIN", "text/plain", response.getContentType());
+        assertEquals("Response character set is not UTF-8", "UTF-8", response.getCharacterSet());
+        // Get the content, check its first characters and verify its size
+        String checkResult = response.getText();
+        assertTrue("Response content is not starting with (2 participants)",
+                checkResult.startsWith("(2 participants)"));
+        int checkLen = checkResult.length();
+        assertTrue(checkLen > 1);
+        assertTrue(checkLen < 100);
+    }
+
+    /**
+     * Check the syntax of an invalid sequence diagram :
+     * Bob -
+     */
+    public void testWrongDiagramSyntax() throws Exception {
+        WebConversation conversation = new WebConversation();
+        WebRequest request = new GetMethodWebRequest(getServerUrl() + "check/SyfFKj050000");
+        WebResponse response = conversation.getResource(request);
+        // Analyze response
+        String checkResult = response.getText();
+        assertTrue("Response is not an error", checkResult.startsWith("(Error)"));
+    }
+
+}