added few missing tests for new endpoints in EncryptionController

spring-cloud-config-server/src/test/java/org/springframework/cloud/config/server/EncryptionControllerMultiTextEncryptorTests.java

@@ -0,0 +1,77 @@
+package org.springframework.cloud.config.server;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import org.junit.Test;
+
+import org.springframework.cloud.config.server.encryption.TextEncryptorLocator;
+import org.springframework.security.crypto.encrypt.TextEncryptor;
+
+import static org.junit.Assert.assertEquals;
+import static org.springframework.http.MediaType.TEXT_PLAIN;
+import static org.springframework.security.crypto.encrypt.Encryptors.noOpText;
+import static org.springframework.security.crypto.encrypt.Encryptors.text;
+
+/**
+ * @author Bartosz Wojtkiewicz
+ *
+ */
+
+public class EncryptionControllerMultiTextEncryptorTests {
+	NaiveMultiTextEncryptorLocator encryptorLocator = new NaiveMultiTextEncryptorLocator();
+	ConfigServerProperties properties = new ConfigServerProperties();
+	EncryptionController controller = new EncryptionController(encryptorLocator, properties);
+
+	String application = "application";
+	String profiles = "profile1,profile2";
+	String data = "foo";
+
+	@Test
+	public void shouldEncryptUsingApplicationAndProfiles() {
+		// given
+		encryptorLocator.addSupportFor(application, profiles);
+
+		// when
+		String encrypted = controller.encrypt(application, profiles, data, TEXT_PLAIN);
+
+		// then
+		assertEquals(data, controller.decrypt(application, profiles, encrypted, TEXT_PLAIN));
+	}
+
+	@Test(expected = KeyNotInstalledException.class)
+	public void shouldNotEncryptUsingUnknownApplicationName() {
+		// given
+		String application = "unknown";
+
+		// when
+		controller.encrypt(application, profiles, data, TEXT_PLAIN);
+
+		// then exception is thrown
+	}
+
+	@Test(expected = KeyNotInstalledException.class)
+	public void shouldNotDecryptUsingUnknownApplicationName() {
+		// given
+		String application = "unknown";
+
+		// when
+		controller.decrypt(application, profiles, data, TEXT_PLAIN);
+
+		// then exception is thrown
+	}
+
+	class NaiveMultiTextEncryptorLocator implements TextEncryptorLocator {
+		private Map<String, TextEncryptor> encryptors = new HashMap<>();
+
+		@Override
+		public TextEncryptor locate(String applicationName, String profiles) {
+			String key = applicationName + profiles;
+			return encryptors.containsKey(key) ? encryptors.get(key) : noOpText();
+		}
+
+		public void addSupportFor(String applicationName, String profiles) {
+			encryptors.put(applicationName + profiles, text(applicationName, "11"));
+		}
+	}
+}