feat：添加测试用例

添加了CPU使用率检查和内存使用率检查的测试用例

Author: ma2695212419

dongtai-agent/src/test/java/io/dongtai/iast/agent/fallback/checker/CpuUsageCheckerTest.java

@@ -0,0 +1,48 @@
+package io.dongtai.iast.agent.fallback.checker;
+
+import com.alibaba.fastjson2.JSONObject;
+import io.dongtai.iast.agent.IastProperties;
+import io.dongtai.iast.agent.fallback.checker.impl.CpuUsageChecker;
+import io.dongtai.iast.common.entity.performance.PerformanceMetrics;
+import io.dongtai.iast.common.entity.performance.metrics.CpuInfoMetrics;
+import io.dongtai.iast.common.enums.MetricsKey;
+import org.junit.Assert;
+import org.junit.Test;
+
+import java.util.Properties;
+
+/**
+ * 检查CPU使用率
+ */
+public class CpuUsageCheckerTest {
+
+    @Test
+    public void testIsPerformanceOverLimit() {
+
+
+        // 创建配置参数对象
+        Properties cfg = new Properties();
+        cfg.setProperty("iast.remoteSync.performanceLimit.maxThreshold.cpuUsage", "{\"cpuUsagePercentage\":80.0}");
+
+        //初始化临时目录
+        IastProperties.initTmpDir();
+
+        // 创建测试用例对象
+        CpuUsageChecker cpuUsageChecker = new CpuUsageChecker();
+        // 创建模拟性能指标对象
+        PerformanceMetrics nowMetrics = new PerformanceMetrics();
+        CpuInfoMetrics cpuInfoMetrics = new CpuInfoMetrics();
+        cpuInfoMetrics.setCpuUsagePercentage(81.0);
+
+        nowMetrics.setMetricsKey(MetricsKey.CPU_USAGE);
+        nowMetrics.setMetricsValue(cpuInfoMetrics);
+
+        // CPU使用率超过阈值，应该返回true
+        Assert.assertTrue(cpuUsageChecker.isPerformanceOverLimit(nowMetrics, cfg));
+
+        // 修改性能指标对象的CPU使用率为70%
+        cpuInfoMetrics.setCpuUsagePercentage(70.0);
+        // CPU使用率未超过阈值，应该返回false
+        Assert.assertFalse(cpuUsageChecker.isPerformanceOverLimit(nowMetrics, cfg));
+    }
+}

dongtai-agent/src/test/java/io/dongtai/iast/agent/fallback/checker/MemUsageCheckerTest.java

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+package io.dongtai.iast.agent.fallback.checker;
+
+import com.alibaba.fastjson2.JSONObject;
+import io.dongtai.iast.agent.IastProperties;
+import io.dongtai.iast.agent.fallback.FallbackConfig;
+import io.dongtai.iast.agent.fallback.checker.impl.MemUsageChecker;
+import io.dongtai.iast.common.entity.performance.PerformanceMetrics;
+import io.dongtai.iast.common.entity.performance.metrics.MemoryUsageMetrics;
+import io.dongtai.iast.common.enums.MetricsKey;
+import org.junit.Assert;
+import org.junit.Test;
+
+import java.util.Properties;
+
+public class MemUsageCheckerTest {
+
+
+    /**
+     * 测试内存检查
+     */
+    @Test
+    public void testIsPerformanceOverLimit() {
+        // 配置参数
+        Properties cfg = new Properties();
+        // 设置配置内存阈值
+        cfg.setProperty("iast.remoteSync.performanceLimit.maxThreshold.memoryUsage", "{\"committed\":1024," +
+                "\"init\":1024,\"max\":1024,\"memUsagePercentage\":80.0,\"systemMaxLimit\":-1," +
+                "\"trulyMaxMem\":1024,\"used\":1024}\n");
+        //初始化临时目录
+        IastProperties.initTmpDir();
+        // 创建检查器对象
+        MemUsageChecker memUsageChecker = new MemUsageChecker();
+        // 创建模拟性能指标对象
+        PerformanceMetrics nowMetrics = new PerformanceMetrics();
+        nowMetrics.setMetricsKey(MetricsKey.MEM_USAGE);
+        nowMetrics.setMetricsValue(new MemoryUsageMetrics(1024L, 1024L, 1024L, 1024L));
+        // 内存使用率超过阈值，应该返回true
+        Assert.assertTrue(memUsageChecker.isPerformanceOverLimit(nowMetrics, cfg));
+
+
+        // 修改性能指标对象的内存使用率为70%
+        nowMetrics.setMetricsValue(new MemoryUsageMetrics(1024L, 500L, 1024L, 1024L));
+        // 内存使用率未超过阈值，应该返回false
+        Assert.assertFalse(memUsageChecker.isPerformanceOverLimit(nowMetrics, cfg));
+    }
+}