1 files changed, 145 insertions, 0 deletions
diff --git a/tests/src/CoreMangLib/cti/system/mathf/mathfround1.cs b/tests/src/CoreMangLib/cti/system/mathf/mathfround1.cs
new file mode 100644
index 0000000000..7ee824e0f3
--- /dev/null
+++ b/tests/src/CoreMangLib/cti/system/mathf/mathfround1.cs
@@ -0,0 +1,145 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+using System;
+
+/// <summary>
+/// System.MathF.Round(System.Single)
+/// </summary>
+public class MathFRound1
+{
+    #region Public Methods
+    public bool RunTests()
+    {
+        bool retVal = true;
+
+        TestLibrary.TestFramework.LogInformation("[Positive]");
+        retVal = PosTest1() && retVal;
+        retVal = PosTest2() && retVal;
+
+        retVal = NegTest1() && retVal;
+
+        return retVal;
+    }
+
+    #region Positive Test Cases
+    public bool PosTest1()
+    {
+        bool retVal = true;
+
+        // Add your scenario description here
+        TestLibrary.TestFramework.BeginScenario("PosTest1: Verify Round(System.Single) when decimal part of arg f <= 0.5 .");
+
+        try
+        {
+            int tempIntVar = TestLibrary.Generator.GetInt32(-55);
+
+            float tempSingleVar;
+            do
+                tempSingleVar = TestLibrary.Generator.GetSingle(-55);
+            while (tempSingleVar > 0.5);
+
+            float f = tempIntVar + tempSingleVar;
+
+            if (MathF.Round(f) != tempIntVar)
+            {
+                Console.WriteLine("actual value = " + tempIntVar);
+                Console.WriteLine("expected value = " + MathF.Round(f));
+                TestLibrary.TestFramework.LogError("001.1", "Return value is wrong!");
+                retVal = false;
+            }
+        }
+        catch (Exception e)
+        {
+            TestLibrary.TestFramework.LogError("001.2", "Unexpected exception: " + e);
+            TestLibrary.TestFramework.LogInformation(e.StackTrace);
+            retVal = false;
+        }
+
+        return retVal;
+    }
+
+    public bool PosTest2()
+    {
+        bool retVal = true;
+
+        // Add your scenario description here
+        TestLibrary.TestFramework.BeginScenario("PosTest2: Verify Round(System.Single) when decimal part of arg f > 0.5 .");
+
+        try
+        {
+            int tempIntVar = TestLibrary.Generator.GetInt32(-55);
+
+            float tempSingleVar;
+            do
+                tempSingleVar = TestLibrary.Generator.GetSingle(-55);
+            while (tempSingleVar <= 0.5);
+
+            float f = tempIntVar + tempSingleVar;
+
+            if (MathF.Round(f) != tempIntVar + 1)
+            {
+                Console.WriteLine("actual value = " + (tempIntVar + 1));
+                Console.WriteLine("expected value = " + MathF.Round(f));
+                TestLibrary.TestFramework.LogError("001.1", "Return value is wrong!");
+                retVal = false;
+            }
+        }
+        catch (Exception e)
+        {
+            TestLibrary.TestFramework.LogError("001.2", "Unexpected exception: " + e);
+            TestLibrary.TestFramework.LogInformation(e.StackTrace);
+            retVal = false;
+        }
+
+        return retVal;
+    }
+    #endregion
+
+    #region Nagetive Test Cases
+    public bool NegTest1()
+    {
+        bool retVal = true;
+
+        TestLibrary.TestFramework.BeginScenario("NegTest1: OverflowException is not thrown.");
+
+        try
+        {
+            float result = MathF.Round(float.Parse(float.MaxValue.ToString() + "1"));
+            TestLibrary.TestFramework.LogError("101.1", " OverflowException is not thrown.");
+            retVal = false;
+        }
+        catch (OverflowException)
+        { }
+        catch (Exception e)
+        {
+            TestLibrary.TestFramework.LogError("101.2", "Unexpected exception: " + e);
+            TestLibrary.TestFramework.LogInformation(e.StackTrace);
+            retVal = false;
+        }
+
+        return retVal;
+    }
+    #endregion
+    #endregion
+
+    public static int Main()
+    {
+        MathFRound1 test = new MathFRound1();
+
+        TestLibrary.TestFramework.BeginTestCase("MathFRound1");
+
+        if (test.RunTests())
+        {
+            TestLibrary.TestFramework.EndTestCase();
+            TestLibrary.TestFramework.LogInformation("PASS");
+            return 100;
+        }
+        else
+        {
+            TestLibrary.TestFramework.EndTestCase();
+            TestLibrary.TestFramework.LogInformation("FAIL");
+            return 0;
+        }
+    }
+}