Add test coverage for Operators New Page

EstateManagementUI.BlazorServer.Tests/Pages/Operators/OperatorsNewPageTests.cs

@@ -0,0 +1,163 @@
+using AngleSharp.Dom;
+using Bunit;
+using EstateManagementUI.BlazorServer.Models;
+using EstateManagementUI.BusinessLogic.Requests;
+using Moq;
+using Shouldly;
+using SimpleResults;
+using OperatorsNew = EstateManagementUI.BlazorServer.Components.Pages.Operators.New;
+
+namespace EstateManagementUI.BlazorServer.Tests.Pages.Operators;
+
+public class OperatorsNewPageTests : BaseTest
+{
+    [Fact]
+    public void OperatorsNew_RendersCorrectly()
+    {
+        // Arrange & Act
+        IRenderedComponent<OperatorsNew> cut = RenderComponent<OperatorsNew>();
+
+        // Assert
+        cut.Markup.ShouldContain("Create New Operator");
+    }
+
+    [Fact]
+    public void OperatorsNew_HasCorrectPageTitle()
+    {
+        // Arrange & Act
+        IRenderedComponent<OperatorsNew> cut = RenderComponent<OperatorsNew>();
+
+        // Assert
+        IRenderedComponent<Microsoft.AspNetCore.Components.Web.PageTitle> pageTitle = cut.FindComponent<Microsoft.AspNetCore.Components.Web.PageTitle>();
+        pageTitle.Instance.ChildContent.ShouldNotBeNull();
+    }
+
+    [Fact]
+    public void OperatorsNew_CancelButton_NavigatesToOperatorsIndex()
+    {
+        // Arrange
+        IRenderedComponent<OperatorsNew> cut = RenderComponent<OperatorsNew>();
+        cut.WaitForAssertion(() => cut.Markup.ShouldContain("Create New Operator"), timeout: TimeSpan.FromSeconds(5));
+
+        // Act - Find and click the Cancel button
+        IRefreshableElementCollection<IElement> buttons = cut.FindAll("button");
+        IElement? cancelButton = buttons.FirstOrDefault(b => b.TextContent.Contains("Cancel"));
+        cancelButton.ShouldNotBeNull();
+        cancelButton.Click();
+
+        // Assert
+        _fakeNavigationManager.Uri.ShouldContain("/operators");
+    }
+
+    [Fact]
+    public void OperatorsNew_CreateOperatorButton_IsPresent()
+    {
+        // Arrange
+        IRenderedComponent<OperatorsNew> cut = RenderComponent<OperatorsNew>();
+        cut.WaitForAssertion(() => cut.Markup.ShouldContain("Create New Operator"), timeout: TimeSpan.FromSeconds(5));
+
+        // Act & Assert
+        IElement createButton = cut.Find("#createOperatorButton");
+        createButton.ShouldNotBeNull();
+    }
+
+    [Fact]
+    public void OperatorsNew_SuccessfulCreation_NavigatesToOperatorsIndex()
+    {
+        // Arrange
+        this.OperatorUIService.Setup(o => o.CreateOperator(It.IsAny<CorrelationId>(), It.IsAny<Guid>(), It.IsAny<OperatorModels.CreateOperatorModel>()))
+            .ReturnsAsync(Result.Success());
+
+        IRenderedComponent<OperatorsNew> cut = RenderComponent<OperatorsNew>();
+        cut.WaitForAssertion(() => cut.Markup.ShouldContain("Create New Operator"), timeout: TimeSpan.FromSeconds(5));
+
+        // Act - Fill in the form
+        IElement nameInput = cut.Find("input[placeholder='Enter operator name']");
+        nameInput.Change("Test Operator");
+
+        // Submit the form
+        IElement createButton = cut.Find("#createOperatorButton");
+        createButton.Click();
+
+        // Assert
+        cut.WaitForAssertion(() => {
+            _fakeNavigationManager.Uri.ShouldContain("/operators");
+        }, timeout: TimeSpan.FromSeconds(5));
+    }
+
+    [Fact]
+    public void OperatorsNew_FailedCreation_ShowsErrorMessage()
+    {
+        // Arrange
+        this.OperatorUIService.Setup(o => o.CreateOperator(It.IsAny<CorrelationId>(), It.IsAny<Guid>(), It.IsAny<OperatorModels.CreateOperatorModel>()))
+            .ReturnsAsync(Result.Failure);
+
+        IRenderedComponent<OperatorsNew> cut = RenderComponent<OperatorsNew>();
+        cut.WaitForAssertion(() => cut.Markup.ShouldContain("Create New Operator"), timeout: TimeSpan.FromSeconds(5));
+
+        // Act - Fill in the form
+        IElement nameInput = cut.Find("input[placeholder='Enter operator name']");
+        nameInput.Change("Test Operator");
+
+        // Submit the form
+        IElement createButton = cut.Find("#createOperatorButton");
+        createButton.Click();
+
+        // Assert
+        cut.WaitForAssertion(() => {
+            cut.Markup.ShouldContain("Failed to create operator");
+        }, timeout: TimeSpan.FromSeconds(5));
+    }
+
+    [Fact]
+    public void OperatorsNew_FormValidation_RequiresOperatorName()
+    {
+        // Arrange
+        IRenderedComponent<OperatorsNew> cut = RenderComponent<OperatorsNew>();
+        cut.WaitForAssertion(() => cut.Markup.ShouldContain("Create New Operator"), timeout: TimeSpan.FromSeconds(5));
+
+        // Act - Submit form without operator name
+        IElement createButton = cut.Find("#createOperatorButton");
+        createButton.Click();
+
+        // Assert - Validation message should appear
+        cut.WaitForAssertion(() => {
+            cut.Markup.ShouldContain("Operator name is required");
+        }, timeout: TimeSpan.FromSeconds(5));
+    }
+
+    [Fact]
+    public void OperatorsNew_DisplaysCheckboxOptions()
+    {
+        // Arrange & Act
+        IRenderedComponent<OperatorsNew> cut = RenderComponent<OperatorsNew>();
+
+        // Assert - Verify checkbox options are displayed
+        cut.Markup.ShouldContain("Require Custom Merchant Number");
+        cut.Markup.ShouldContain("Require Custom Terminal Number");
+    }
+
+    [Fact]
+    public void OperatorsNew_SuccessfulCreation_ShowsSuccessMessage()
+    {
+        // Arrange
+        this.OperatorUIService.Setup(o => o.CreateOperator(It.IsAny<CorrelationId>(), It.IsAny<Guid>(), It.IsAny<OperatorModels.CreateOperatorModel>()))
+            .ReturnsAsync(Result.Success());
+
+        IRenderedComponent<OperatorsNew> cut = RenderComponent<OperatorsNew>();
+        cut.WaitForAssertion(() => cut.Markup.ShouldContain("Create New Operator"), timeout: TimeSpan.FromSeconds(5));
+
+        // Act - Fill in the form
+        IElement nameInput = cut.Find("input[placeholder='Enter operator name']");
+        nameInput.Change("Test Operator");
+
+        // Submit the form
+        IElement createButton = cut.Find("#createOperatorButton");
+        createButton.Click();
+
+        // Assert - Success message should appear before navigation
+        cut.WaitForAssertion(() => {
+            cut.Markup.ShouldContain("Operator created successfully");
+        }, timeout: TimeSpan.FromSeconds(5));
+    }
+}