add junit tests for spring-cloud-tencent-gateway-plugin

spring-cloud-tencent-plugin-starters/spring-cloud-tencent-gateway-plugin/src/main/java/com/tencent/cloud/plugin/gateway/SCGPluginsAutoConfiguration.java

@@ -44,11 +44,7 @@ import org.springframework.context.annotation.Configuration;
 public class SCGPluginsAutoConfiguration {
 
 	@Configuration
-	@ConditionalOnProperty(value = "spring.cloud.tencent.plugin.scg.staining.enabled", matchIfMissing = true)
-	public static class StainingPluginConfiguration {
-
-		@Configuration
-		@ConditionalOnProperty(value = "spring.cloud.tencent.plugin.scg.staining.rule-staining.enabled", matchIfMissing = true)
+	@ConditionalOnProperty("spring.cloud.tencent.plugin.scg.staining.rule-staining.enabled")
 	@ConditionalOnPolarisConfigEnabled
 	public static class RuleStainingPluginConfiguration {
 
@@ -73,10 +69,8 @@ public class SCGPluginsAutoConfiguration {
 		}
 
 		@Bean
-			public RuleTrafficStainer ruleTrafficStainer(StainingRuleManager stainingRuleManager,
-					RuleStainingExecutor ruleStainingExecutor) {
+		public RuleTrafficStainer ruleTrafficStainer(StainingRuleManager stainingRuleManager, RuleStainingExecutor ruleStainingExecutor) {
 			return new RuleTrafficStainer(stainingRuleManager, ruleStainingExecutor);
 		}
 	}
 }
-}

spring-cloud-tencent-plugin-starters/spring-cloud-tencent-gateway-plugin/src/test/java/com/tencent/cloud/plugin/gateway/SCGPluginsAutoConfigurationTest.java

@@ -40,12 +40,13 @@ import org.springframework.test.context.junit4.SpringRunner;
 import static org.springframework.boot.test.context.SpringBootTest.WebEnvironment.DEFINED_PORT;
 
 /**
- * Test for {@link SCGPluginsAutoConfigurationTest}.
+ * Test for {@link SCGPluginsAutoConfiguration}.
  * @author derek.yi 2022-11-03
  */
 @RunWith(SpringRunner.class)
 @SpringBootTest(webEnvironment = DEFINED_PORT, classes = SCGPluginsAutoConfigurationTest.TestApplication.class,
-		properties = {"server.port=8081", "spring.config.location = classpath:application-test.yml"})
+		properties = {"server.port=8081", "spring.config.location = classpath:application-test.yml",
+				"spring.cloud.tencent.plugin.scg.staining.rule-staining.enabled = true"})
 public class SCGPluginsAutoConfigurationTest {
 
 	@Autowired