Identity

src/Modules/Identity/Tests/Domain/AccountTests.cs

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+using FluentAssertions;
+using Nashel.Modules.Identity.Domain.Aggregates;
+using Nashel.Modules.Identity.Domain.Enums;
+using Xunit;
+
+namespace Nashel.Modules.Identity.Tests.Domain;
+
+public class AccountTests
+{
+    [Fact]
+    public void Create_Should_Create_Account_With_User_Role()
+    {
+        // Arrange & Act
+        var phone = "1234567890";
+        var passwordHash = "hash";
+        var account = Account.Create(phone, passwordHash);
+
+        // Assert
+        account.Should().NotBeNull();
+        account.Roles.Should().ContainSingle(r => r == Role.User);
+        account.Roles.Should().HaveCount(1);
+    }
+
+    [Fact]
+    public void BecomePerformer_Should_Add_Candidate_Role()
+    {
+        // Arrange
+        var account = Account.Create("123", "hash");
+
+        // Act
+        account.BecomePerformer();
+
+        // Assert
+        account.Roles.Should().Contain(Role.Candidate);
+        account.Roles.Should().Contain(Role.User);
+        account.Roles.Should().HaveCount(2); // User + Candidate
+    }
+
+    [Fact]
+    public void BecomePerformer_Should_Do_Nothing_If_Already_Candidate()
+    {
+        // Arrange
+        var account = Account.Create("123", "hash");
+        account.BecomePerformer();
+
+        // Act
+        account.BecomePerformer();
+
+        // Assert
+        account.Roles.Should().ContainSingle(r => r == Role.Candidate);
+        account.Roles.Should().HaveCount(2);
+    }
+
+    [Fact]
+    public void PromoteToMaster_Should_Replace_Candidate_With_Master()
+    {
+        // Arrange
+        var account = Account.Create("123", "hash");
+        account.BecomePerformer(); // Has Candidate
+
+        // Act
+        account.PromoteToMaster();
+
+        // Assert
+        account.Roles.Should().NotContain(Role.Candidate);
+        account.Roles.Should().Contain(Role.Master);
+        account.Roles.Should().Contain(Role.User);
+    }
+}