Add unit tests for HasAmsi()

scripts/Makefile

@@ -113,7 +113,7 @@ dotnetlibs/xunit.console.exe: $(MONAD_EXT)/xunit/xunit.console.netcore.exe
 	cp -f $^ $@
 
 TEST_FOLDER=../src/ps_test
-TEST_SRCS=$(addprefix $(TEST_FOLDER)/, test_CorePsPlatform.cs test_ExtensionMethods.cs)
+TEST_SRCS=$(addprefix $(TEST_FOLDER)/, test_CorePsPlatform.cs test_ExtensionMethods.cs test_SecuritySupport.cs)
 
 dotnetlibs/ps_test.dll: $(TEST_SRCS) dotnetlibs/xunit.core.dll dotnetlibs/xunit.assert.dll dotnetlibs/System.Management.Automation.dll dotnetlibs/Microsoft.PowerShell.Commands.Management.dll dotnetlibs/$(ASSEMBLY_LOAD_CONTEXT_TARGET)
 	$(CSC) -out:$@ -noconfig -nostdlib -target:library -r:dotnetlibs/System.Management.Automation.dll -r:dotnetlibs/$(ASSEMBLY_LOAD_CONTEXT_TARGET) -r:dotnetlibs/xunit.core.dll -r:dotnetlibs/xunit.assert.dll ${COREREF} $(TEST_SRCS)

src/ps_test/ps_test.cs

@@ -11,9 +11,15 @@ namespace PSTests
         {
             PlatformTests.TestIsLinux();
             PlatformTests.TestHasCom();
+            PlatformTests.TestHasAmsi();
 
             PSTypeExtensionsTests.TestIsComObject();
 
+            SecuritySupportTests.TestScanContent();
+            SecuritySupportTests.TestCurrentDomain_ProcessExit();
+            SecuritySupportTests.TestCloseSession();
+            SecuritySupportTests.TestUninitialize();
+
             Console.WriteLine("Finished running tests");
         }
     }

src/ps_test/test_CorePsPlatform.cs

@@ -15,5 +15,10 @@ namespace PSTests
         {
             Assert.False(Platform.HasCom());
         }
+
+        public static void TestHasAmsi()
+        {
+            Assert.False(Platform.HasAmsi());
+        }
     }
 }

src/ps_test/test_SecuritySupport.cs

@@ -0,0 +1,29 @@
+using Xunit;
+using System;
+using System.Management.Automation;
+
+namespace PSTests
+{
+    public static class SecuritySupportTests
+    {
+        public static void TestScanContent()
+        {
+            Assert.Equal(AmsiUtils.ScanContent("", ""), AmsiUtils.AmsiNativeMethods.AMSI_RESULT.AMSI_RESULT_NOT_DETECTED);
+        }
+
+        public static void TestCurrentDomain_ProcessExit()
+        {
+            AmsiUtils.CurrentDomain_ProcessExit(null, EventArgs.Empty);
+        }
+
+        public static void TestCloseSession()
+        {
+            AmsiUtils.CloseSession();
+        }
+
+        public static void TestUninitialize()
+        {
+            AmsiUtils.Uninitialize();
+        }
+    }
+}