CAS-195

test cases for CasAuthenticationHandler

adapters/cas/src/test/java/org/acegisecurity/adapters/cas3/CasAuthenticationHandlerTests.java

@@ -0,0 +1,77 @@
+package org.acegisecurity.adapters.cas3;
+
+import org.acegisecurity.AuthenticationManager;
+import org.jasig.cas.authentication.handler.AuthenticationException;
+import org.jasig.cas.authentication.principal.UsernamePasswordCredentials;
+import org.springframework.test.AbstractDependencyInjectionSpringContextTests;
+
+/**
+ * Tests {@link CasAuthenticationHandler}
+ * @author Scott Battaglia
+ * @version $Id$
+ *
+ */
+public class CasAuthenticationHandlerTests extends AbstractDependencyInjectionSpringContextTests {
+
+	private AuthenticationManager authenticationManager;
+	
+	private CasAuthenticationHandler casAuthenticationHandler;
+	
+	public void setAuthenticationManager(final AuthenticationManager authenticationManager) {
+		this.authenticationManager = authenticationManager;
+	}
+
+	protected String[] getConfigLocations() {
+		return new String[] {"/org/acegisecurity/adapters/cas/applicationContext-valid.xml"};
+	}
+
+	protected void onSetUp() throws Exception {
+		this.casAuthenticationHandler = new CasAuthenticationHandler();
+		this.casAuthenticationHandler.setAuthenticationManager(authenticationManager);
+		this.casAuthenticationHandler.afterPropertiesSet();
+	}
+	
+	public void testAfterPropertiesSet() throws Exception {
+		this.casAuthenticationHandler.setAuthenticationManager(null);
+		try {
+			this.casAuthenticationHandler.afterPropertiesSet();
+			fail("IllegalArgumenException expected when no AuthenticationManager is set.");
+		} catch (final IllegalArgumentException e) {
+			// this is okay
+		}
+	}
+	
+	public void testValidUsernamePasswordCombination() {
+		try {
+			assertTrue(this.casAuthenticationHandler.authenticate(getCredentialsFor("scott", "wombat")));
+		} catch (final AuthenticationException  e) {
+			fail("AuthenticationException not expected.");
+		}
+	}
+	
+	public void testInvalidUsernamePasswordCombination() {
+		try {
+			assertFalse(this.casAuthenticationHandler.authenticate(getCredentialsFor("scott", "scott")));
+		} catch (final AuthenticationException  e) {
+			fail("AuthenticationException not expected.");
+		}
+	}
+	
+	public void testGracefullyHandlesInvalidInput() {
+
+		try {
+			assertFalse(this.casAuthenticationHandler.authenticate(getCredentialsFor("", "")));
+			assertFalse(this.casAuthenticationHandler.authenticate(getCredentialsFor(null, null)));
+		} catch (final AuthenticationException  e) {
+			fail("AuthenticationException not expected.");
+		}
+	}
+	
+	private UsernamePasswordCredentials getCredentialsFor(final String username, final String password) {
+		final UsernamePasswordCredentials credentials = new UsernamePasswordCredentials();
+		credentials.setUsername(username);
+		credentials.setPassword(password);
+		
+		return credentials;
+	}
+}