Tests: Add WeighingTests

Tests/WeighingTests/ScaleTestMatzen.cs

@@ -0,0 +1,93 @@
+using Elwig.Helpers.Weighing;
+
+namespace Tests.WeighingTests {
+    [TestFixture]
+    class ScaleTestMatzen {
+
+        private MockScale? Mock;
+        private SystecScale? Scale;
+
+        private static (string, bool) ScaleHandler(string req, int weight, string? error, int identNr) {
+            bool incr = false;
+            if (!req.StartsWith('<') || !req.EndsWith('>'))
+                return ("<31>\r\n", incr);
+            req = req[1..^1];
+
+            if (req.Length > 3) {
+                return ("<32>\r\n", incr);
+            } else if (req.StartsWith("RN")) {
+                incr = true;
+            } else if (req.StartsWith("RM")) {
+                incr = false;
+            } else {
+                return ("<32>\r\n", incr);
+            }
+
+            var modes = error?.Split(';') ?? [];
+            if (weight == 0) {
+                incr = false;
+            }
+
+            bool moving = modes.Contains("moving");
+            string data = $"00{(moving ? 1 : 0)}0{DateTime.Now:dd.MM.yyHH:mm}{(incr ? identNr : 0),4}1{weight,8}{0,8}{weight,8}kg   {1,3}";
+            return ($"<{data}{Elwig.Helpers.Utils.CalcCrc16Modbus(data),8}>\r\n", incr);
+        }
+
+        [OneTimeSetUp]
+        public void SetupScale() {
+            Mock = new CommandMockScale(12345, ScaleHandler);
+            Scale = new("1", "IT3000A", "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_CurrentWeight() {
+            Mock!.Weight = 1234;
+            Assert.That(await Scale!.GetCurrentWeight(), Is.EqualTo(new WeighingResult {
+                Weight = 1234, Date = Utils.Today, Time = Utils.Time,
+            }));
+            Mock!.Weight = 1235;
+            Assert.That(await Scale!.GetCurrentWeight(), Is.EqualTo(new WeighingResult {
+                Weight = 1235, Date = Utils.Today, Time = Utils.Time,
+            }));
+            Mock!.Weight = 1236;
+            Assert.That(await Scale!.GetCurrentWeight(), Is.EqualTo(new WeighingResult {
+                Weight = 1236, Date = Utils.Today, Time = Utils.Time,
+            }));
+        }
+
+        [Test]
+        public async Task Test_02_Normal() {
+            Mock!.Weight = 1234;
+            Assert.That(await Scale!.Weigh(), Is.EqualTo(new WeighingResult {
+                Weight = 1234, WeighingId = "1",
+                FullWeighingId = $"{DateTime.Today:yyyy-MM-dd}/1",
+                Date = Utils.Today, Time = Utils.Time,
+            }));
+            Mock!.Weight = 3333;
+            Assert.That(await Scale!.Weigh(), Is.EqualTo(new WeighingResult {
+                Weight = 3333, WeighingId = "2",
+                FullWeighingId = $"{DateTime.Today:yyyy-MM-dd}/2",
+                Date = Utils.Today, Time = Utils.Time,
+            }));
+            Mock!.Weight = 4321;
+            Assert.That(await Scale!.Weigh(), Is.EqualTo(new WeighingResult {
+                Weight = 4321, WeighingId = "3",
+                FullWeighingId = $"{DateTime.Today:yyyy-MM-dd}/3",
+                Date = Utils.Today, Time = Utils.Time,
+            }));
+        }
+    }
+}