Add nunit-legacy fixture generation code

reports/dotnet-nunit-legacy/NUnitLegacyTests/CalculatorTests.cs

@@ -0,0 +1,71 @@
+using MyLibrary;
+using NUnit.Framework;
+using System;
+using System.Threading;
+
+namespace NUnitLegacyTests
+{
+    public class CalculatorTests
+    {
+        private readonly Calculator _calculator = new Calculator();
+
+        [Test]
+        public void Passing_Test()
+        {
+            Assert.That(_calculator.Sum(1, 1), Is.EqualTo(2));
+        }
+
+        [Test(Description = "Some description")]
+        public void Passing_Test_With_Description()
+        {
+            Assert.That(2, Is.EqualTo(2));
+        }
+
+        [Test]
+        public void Failing_Test()
+        {
+            Assert.That(_calculator.Sum(1, 1), Is.EqualTo(3));
+        }
+
+        [Test]
+        public void Exception_In_TargetTest()
+        {
+            _calculator.Div(1, 0);
+        }
+
+        [Test]
+        public void Exception_In_Test()
+        {
+            throw new Exception("Test");
+        }
+
+        [Test]
+        [Timeout(1)]
+        public void Timeout_Test()
+        {
+            Thread.Sleep(100);
+        }
+
+        [Test]
+        [Ignore("Skipped")]
+        public void Skipped_Test()
+        {
+            throw new Exception("Test");
+        }
+
+        [Theory]
+        [TestCase(2)]
+        [TestCase(3)]
+        public void Is_Even_Number(int i)
+        {
+            Assert.True(i % 2 == 0);
+        }
+
+        [Test]
+        public void Inconclusive_Test()
+        {
+            Assert.Inconclusive("couldn't run test for some reason");
+        }
+    }
+
+}