feat：添加测试用例

添加了对于配置文件日志级别的修改测试

Author: ma2695212419

dongtai-log/src/test/java/io.dongtai.log/IastPropertiesTest.java

@@ -7,6 +7,7 @@
 public class IastPropertiesTest {
     private final String oldTmpPath = System.getProperty("java.io.tmpdir.dongtai");
     private final String oldLogPath = System.getProperty("dongtai.log.path");
+    private final String LogLevel = System.getProperty("dongtai.log.level");
 
     @Before
     public void setUp() {
@@ -22,11 +23,15 @@ public void tearDown() {
         if (oldLogPath != null) {
             System.setProperty("dongtai.log.path", oldLogPath);
         }
+        if (LogLevel != null) {
+            System.setProperty("dongtai.log.level", LogLevel);
+        }
     }
 
     private void clear() {
         System.clearProperty("java.io.tmpdir.dongtai");
         System.clearProperty("dongtai.log.path");
+        System.clearProperty("dongtai.log.level");
     }
 
     @Test
@@ -49,4 +54,18 @@ public void getLogPathTest() {
         path = IastProperties.getLogDir();
         Assert.assertEquals(File.separator + "foo", path);
     }
+
+    @Test
+    public void getLogLevelTest() {
+        //默认使用info级别
+        String logLevel = IastProperties.getLogLevel();
+        Assert.assertEquals("log level:" + logLevel, "info", logLevel);
+        clear();
+        //修改为debug级别
+        System.setProperty("dongtai.log.level", "debug");
+        logLevel = IastProperties.getLogLevel();
+        Assert.assertEquals("log level:" + logLevel, "debug", logLevel);
+
+
+    }
 }