+/// bUnit rendering tests for the SMTP Configuration page — specifically the TlsMode
+/// field added so the UI exposes all five user-relevant SmtpConfiguration fields.
+///
+public class SmtpConfigurationPageTests : BunitContext
+{
+ private void WireAuth()
+ {
+ var claims = new[]
+ {
+ new Claim("Username", "tester"),
+ new Claim(ClaimTypes.Role, "Admin"),
+ };
+ var user = new ClaimsPrincipal(new ClaimsIdentity(claims, "TestAuth"));
+ Services.AddSingleton
(new TestAuthStateProvider(user));
+ Services.AddAuthorizationCore();
+ }
+
+ private static SmtpConfiguration Sample() =>
+ new("smtp.example.com", "Basic", "noreply@example.com")
+ {
+ Id = 1,
+ Port = 587,
+ TlsMode = "StartTLS",
+ Credentials = "user:pass",
+ };
+
+ [Fact]
+ public void EditForm_RendersTlsModeSelectWithAllThreeModes()
+ {
+ var repo = Substitute.For();
+ repo.GetAllSmtpConfigurationsAsync()
+ .Returns(Task.FromResult>(
+ new List { Sample() }));
+ Services.AddSingleton(repo);
+ WireAuth();
+
+ var cut = Render();
+ cut.WaitForState(() => cut.Markup.Contains("smtp.example.com"));
+
+ cut.FindAll("button").First(b => b.TextContent.Contains("Edit")).Click();
+
+ cut.WaitForAssertion(() =>
+ {
+ var selects = cut.FindAll("select");
+ var tlsSelect = selects.Single(s => s.QuerySelectorAll("option")
+ .Any(o => o.TextContent == "StartTLS"));
+ var modes = tlsSelect.QuerySelectorAll("option").Select(o => o.TextContent).ToList();
+ Assert.Equal(new[] { "None", "StartTLS", "SSL" }, modes);
+ });
+ }
+
+ [Fact]
+ public void ReadOnlyView_ShowsTlsMode()
+ {
+ var repo = Substitute.For();
+ repo.GetAllSmtpConfigurationsAsync()
+ .Returns(Task.FromResult>(
+ new List { Sample() }));
+ Services.AddSingleton(repo);
+ WireAuth();
+
+ var cut = Render();
+
+ cut.WaitForAssertion(() =>
+ {
+ Assert.Contains("TLS Mode", cut.Markup);
+ Assert.Contains("StartTLS", cut.Markup);
+ });
+ }
+
+ [Fact]
+ public void SavingEdit_PersistsChosenTlsMode()
+ {
+ var config = Sample();
+ var repo = Substitute.For();
+ repo.GetAllSmtpConfigurationsAsync()
+ .Returns(Task.FromResult>(
+ new List { config }));
+ Services.AddSingleton(repo);
+ WireAuth();
+
+ var cut = Render();
+ cut.WaitForState(() => cut.Markup.Contains("smtp.example.com"));
+
+ cut.FindAll("button").First(b => b.TextContent.Contains("Edit")).Click();
+
+ var tlsSelect = cut.FindAll("select")
+ .Single(s => s.QuerySelectorAll("option").Any(o => o.TextContent == "StartTLS"));
+ tlsSelect.Change("SSL");
+
+ cut.FindAll("button").First(b => b.TextContent.Contains("Save")).Click();
+
+ cut.WaitForAssertion(() =>
+ {
+ repo.Received().UpdateSmtpConfigurationAsync(
+ Arg.Is(c => c.TlsMode == "SSL"));
+ repo.Received().SaveChangesAsync();
+ });
+ }
+}