fix: remove redundant configuration

spring-cloud-tencent-polaris-context/src/test/java/com/tencent/cloud/polaris/context/PolarisLoggingPathSystemPropertyTest.java

@@ -35,7 +35,7 @@ import static org.assertj.core.api.Assertions.assertThat;
 @ExtendWith(SpringExtension.class)
 @SpringBootTest(classes = PolarisLoggingApplication.class,
 		properties = {"spring.config.location=classpath:bootstrap.yml"})
-public class PolarisLoggingSystemPropertyTest {
+public class PolarisLoggingPathSystemPropertyTest {
 
 	@Test
 	public void testSystemProperty() {

spring-cloud-tencent-polaris-context/src/test/java/com/tencent/cloud/polaris/context/logging/PolarisLoggingPathPropertyTest.java

@@ -0,0 +1,43 @@
+/*
+ * Tencent is pleased to support the open source community by making Spring Cloud Tencent available.
+ *
+ * Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
+ *
+ * Licensed under the BSD 3-Clause License (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * https://opensource.org/licenses/BSD-3-Clause
+ *
+ * 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 com.tencent.cloud.polaris.context.logging;
+
+import org.junit.jupiter.api.Test;
+
+import org.springframework.boot.test.context.runner.ApplicationContextRunner;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * Test to get <code>spring.cloud.polaris.logging.path</code> from environment.
+ *
+ * @author wenxuan70
+ */
+public class PolarisLoggingPathPropertyTest {
+
+	private final ApplicationContextRunner contextRunner = new ApplicationContextRunner()
+			.withPropertyValues("spring.cloud.polaris.logging.path=/tmp/polaris/logs");
+
+	@Test
+	public void testGetPropertyFromEnvironment() {
+		contextRunner.run(context -> {
+			String loggingPath = context.getEnvironment().getProperty("spring.cloud.polaris.logging.path");
+			assertThat(loggingPath).isEqualTo("/tmp/polaris/logs");
+		});
+	}
+}