Add failing test for decrypting and rebinding

See gh-269

spring-cloud-context/src/test/java/org/springframework/cloud/bootstrap/encrypt/EncryptionBootstrapConfigurationTests.java

@@ -12,6 +12,16 @@ import static org.junit.Assert.assertEquals;
 
 public class EncryptionBootstrapConfigurationTests {
 
+	@Test
+	public void symmetric() {
+		ConfigurableApplicationContext context = new SpringApplicationBuilder(
+				EncryptionBootstrapConfiguration.class).web(WebApplicationType.NONE)
+						.properties("encrypt.key:pie").run();
+		TextEncryptor encryptor = context.getBean(TextEncryptor.class);
+		assertEquals("foo", encryptor.decrypt(encryptor.encrypt("foo")));
+		context.close();
+	}
+
 	@Test
 	public void rsaKeyStore() {
 		ConfigurableApplicationContext context = new SpringApplicationBuilder(
@@ -52,8 +62,8 @@ public class EncryptionBootstrapConfigurationTests {
 							"encrypt.key-store.alias:mytestkey",
 							"encrypt.key-store.secret:changeme")
 					.run();
-			assertThat(false)
-					.as("Should not create an application context with invalid keystore location")
+			assertThat(false).as(
+					"Should not create an application context with invalid keystore location")
 					.isTrue();
 		}
 		catch (Exception e) {

spring-cloud-context/src/test/java/org/springframework/cloud/bootstrap/encrypt/EncryptionIntegrationTests.java

@@ -0,0 +1,54 @@
+package org.springframework.cloud.bootstrap.encrypt;
+
+import org.junit.Test;
+
+import org.springframework.boot.WebApplicationType;
+import org.springframework.boot.builder.SpringApplicationBuilder;
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.boot.context.properties.EnableConfigurationProperties;
+import org.springframework.context.ConfigurableApplicationContext;
+import org.springframework.context.annotation.Configuration;
+
+import static org.junit.Assert.assertEquals;
+
+public class EncryptionIntegrationTests {
+
+	@Test
+	public void symmetricPropertyValues() {
+		ConfigurableApplicationContext context = new SpringApplicationBuilder(
+				TestConfiguration.class).web(WebApplicationType.NONE).properties(
+						"encrypt.key:pie",
+						"foo.password:{cipher}bf29452295df354e6153c5b31b03ef23c70e55fba24299aa85c63438f1c43c95")
+						.run();
+		assertEquals("test", context.getEnvironment().getProperty("foo.password"));
+	}
+
+	@Test
+	public void symmetricConfigurationProperties() {
+		ConfigurableApplicationContext context = new SpringApplicationBuilder(
+				TestConfiguration.class).web(WebApplicationType.NONE).properties(
+						"encrypt.key:pie",
+						"foo.password:{cipher}bf29452295df354e6153c5b31b03ef23c70e55fba24299aa85c63438f1c43c95")
+						.run();
+		assertEquals("test", context.getBean(PasswordProperties.class).getPassword());
+	}
+
+	@Configuration
+	@EnableConfigurationProperties(PasswordProperties.class)
+	protected static class TestConfiguration {
+
+	}
+
+	@ConfigurationProperties("foo")
+	protected static class PasswordProperties {
+		private String password;
+
+		public String getPassword() {
+			return password;
+		}
+
+		public void setPassword(String password) {
+			this.password = password;
+		}
+	}
+}