Fix ConfigLocation profile precedence order

The list of config data location is now in ascending order.

Resolves gh-568.

spring-cloud-vault-config/src/main/java/org/springframework/cloud/vault/config/VaultConfigDataLocationResolver.java

@@ -151,6 +151,7 @@ public class VaultConfigDataLocationResolver implements ConfigDataLocationResolv
 
 		List<SecretBackendMetadata> sorted = new ArrayList<>(secretBackends);
 		AnnotationAwareOrderComparator.sort(sorted);
+		Collections.reverse(sorted);
 
 		return sorted;
 	}

spring-cloud-vault-config/src/test/java/org/springframework/cloud/vault/config/VaultConfigDataLoaderIntegrationTests.java

@@ -0,0 +1,79 @@
+/*
+ * Copyright 2020-2021 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.cloud.vault.config;
+
+import java.util.Collections;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.SpringBootConfiguration;
+import org.springframework.boot.WebApplicationType;
+import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
+import org.springframework.cloud.vault.util.IntegrationTestSupport;
+import org.springframework.cloud.vault.util.Settings;
+import org.springframework.context.ConfigurableApplicationContext;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * Unit tests for {@link VaultConfigDataLoader}.
+ *
+ * @author Mark Paluch
+ */
+public class VaultConfigDataLoaderIntegrationTests extends IntegrationTestSupport {
+
+	private ConfigurableApplicationContext context;
+
+	@Before
+	public void before() {
+
+		this.vaultRule.prepare().getVaultOperations().write("secret/my-config-loader",
+				Collections.singletonMap("default-key", "default"));
+
+		this.vaultRule.prepare().getVaultOperations().write("secret/my-config-loader/cloud",
+				Collections.singletonMap("default-key", "cloud"));
+
+		SpringApplication application = new SpringApplication(Config.class);
+		application.setWebApplicationType(WebApplicationType.NONE);
+		application.setAdditionalProfiles("cloud");
+
+		this.context = application.run("--spring.application.name=my-config-loader", "--spring.config.import=vault:",
+				"--spring.cloud.vault.token=" + Settings.token().getToken());
+	}
+
+	@Test
+	public void shouldConsiderProfiles() {
+		assertThat(this.context.getEnvironment().getProperty("default-key")).isEqualTo("cloud");
+	}
+
+	@After
+	public void after() {
+		if (this.context != null) {
+			this.context.close();
+		}
+	}
+
+	@SpringBootConfiguration(proxyBeanMethods = false)
+	@EnableAutoConfiguration
+	private static class Config {
+
+	}
+
+}