Tests: Add UnitTests folder

Tests/UnitTests/WeighingTests/ScaleTestBadenL320.cs

@@ -0,0 +1,56 @@
+using Elwig.Helpers.Weighing;
+
+namespace Tests.UnitTests.WeighingTests {
+    [TestFixture]
+    public class ScaleTestBadenL320 {
+
+        private EventMockScale Mock;
+        private AveryEventScale Scale;
+
+        [OneTimeSetUp]
+        public void SetupScale() {
+            Mock = new EventMockScale(12345, ScaleHandlers.Handle_L320);
+            Scale = new("1", "L320", "tcp://127.0.0.1:12345");
+        }
+
+        [OneTimeTearDown]
+        public void TeardownScale() {
+            Mock.Dispose();
+            Scale.Dispose();
+        }
+
+        [SetUp]
+        public void ResetScale() {
+            Mock.IdentNr = 0;
+            Mock.Weight = 0;
+            Mock.Error = null;
+        }
+
+        [Test]
+        public async Task Test_01_Normal() {
+            WeighingResult? res = null;
+            Scale.WeighingEvent += (sender, evt) => {
+                res = evt.Result;
+            };
+
+            await Mock.Weigh(2345);
+            await Task.Delay(100);
+            Assert.That(res, Is.Not.Null);
+            Assert.That(res, Is.EqualTo(new WeighingResult {
+                NetWeight = 2345,
+                WeighingId = "1", FullWeighingId = $"2020-09-28/1",
+                Date = new DateOnly(2020, 9, 28), Time = new TimeOnly(9, 8),
+            }));
+
+            await Mock.Weigh(4215);
+            await Task.Delay(100);
+            Assert.That(res, Is.Not.Null);
+            Assert.That(res, Is.EqualTo(new WeighingResult {
+                NetWeight = 4215,
+                WeighingId = "2", FullWeighingId = $"2020-09-28/2",
+                Date = new DateOnly(2020, 9, 28),
+                Time = new TimeOnly(9, 8),
+            }));
+        }
+    }
+}