Assert.AreEqual failed. Expected:<0>. Actual:<1>. at TestProject1.UnitTest1.ExecSumTest(Int32 a1, Int32 a2, Int32 result) in e:\Temp\tests\mstest\TestProject1\UnitTest1.cs:line 79 at TestProject1.UnitTest1.TestMethod1() in e:\Temp\tests\mstest\TestProject1\UnitTest1.cs:line 74