Change value diagram calculator

StructureHelperTests/UnitTests/ValueDiagramsTests/ValueDiagramEntityCheckLogicTests.cs

@@ -0,0 +1,120 @@
+using Moq;
+using NUnit.Framework;
+using StructureHelperCommon.Infrastructures.Exceptions;
+using StructureHelperCommon.Infrastructures.Interfaces;
+using StructureHelperCommon.Models;
+using StructureHelperLogics.NdmCalculations.Analyses.ValueDiagrams;
+
+namespace StructureHelperTests.UnitTests.ValueDiagramsTests
+{
+    [TestFixture]
+    public class ValueDiagramEntityCheckLogicTests
+    {
+        private Mock<ICheckEntityLogic<IValueDiagram>> _diagramCheckMock;
+        private Mock<IShiftTraceLogger> _loggerMock;
+        private ValueDiagramEntityCheckLogic _logic;
+
+        [SetUp]
+        public void Setup()
+        {
+            _diagramCheckMock = new Mock<ICheckEntityLogic<IValueDiagram>>();
+            _loggerMock = new Mock<IShiftTraceLogger>();
+            _logic = new ValueDiagramEntityCheckLogic(_diagramCheckMock.Object, _loggerMock.Object);
+        }
+
+        [Test]
+        public void Check_EntityIsNull_ThrowsStructureHelperException()
+        {
+            // Arrange
+            _logic.Entity = null;
+
+            // Act + Assert
+            Assert.That(
+                () => _logic.Check(),
+                Throws.Exception.TypeOf<StructureHelperException>()
+            );
+        }
+
+        [Test]
+        public void Check_DiagramCheckPasses_ReturnsTrue()
+        {
+            // Arrange
+            var entity = new Mock<IValueDiagramEntity>();
+            var diagram = new Mock<IValueDiagram>().Object;
+
+            entity.Setup(e => e.ValueDiagram).Returns(diagram);
+            entity.Setup(e => e.Name).Returns("TestDiagram");
+
+            _logic.Entity = entity.Object;
+
+            _diagramCheckMock.Setup(c => c.Check()).Returns(true);
+
+            // Act
+            var result = _logic.Check();
+
+            // Assert
+            Assert.That(result, Is.True);
+
+            _diagramCheckMock.VerifySet(c => c.Entity = diagram, Times.Once);
+            _diagramCheckMock.Verify(c => c.Check(), Times.Once);
+
+            _loggerMock.Verify(l => l.AddMessage(It.IsAny<string>()), Times.Never);
+        }
+
+        [Test]
+        public void Check_DiagramCheckFails_ReturnsFalse_AndLogsError()
+        {
+            // Arrange
+            var entity = new Mock<IValueDiagramEntity>();
+            var diagram = new Mock<IValueDiagram>().Object;
+
+            entity.Setup(e => e.ValueDiagram).Returns(diagram);
+            entity.Setup(e => e.Name).Returns("MyDiagram");
+
+            _logic.Entity = entity.Object;
+
+            _diagramCheckMock.Setup(c => c.Check()).Returns(false);
+            _diagramCheckMock.Setup(c => c.CheckResult).Returns("child error message");
+
+            // Act
+            var result = _logic.Check();
+
+            // Assert
+            Assert.That(result, Is.False);
+
+            _diagramCheckMock.Verify(c => c.Check(), Times.Once);
+
+            _loggerMock.Verify(
+                l => l.AddMessage(It.Is<string>(s => s.Contains("Diagram: MyDiagram has error: child error message"))),
+                Times.Once
+            );
+        }
+
+        [Test]
+        public void Check_EntityNameIsNull_UsesUnnamedInMessage()
+        {
+            // Arrange
+            var entity = new Mock<IValueDiagramEntity>();
+            var diagram = new Mock<IValueDiagram>().Object;
+
+            entity.Setup(e => e.ValueDiagram).Returns(diagram);
+            entity.Setup(e => e.Name).Returns((string)null);
+
+            _logic.Entity = entity.Object;
+
+            _diagramCheckMock.Setup(c => c.Check()).Returns(false);
+            _diagramCheckMock.Setup(c => c.CheckResult).Returns("xyz");
+
+            // Act
+            var result = _logic.Check();
+
+            // Assert
+            Assert.That(result, Is.False);
+
+            _loggerMock.Verify(
+                l => l.AddMessage(It.Is<string>(s => s.Contains("<unnamed>"))),
+                Times.Once
+            );
+        }
+    }
+}