feat(ui): AuditLogPage parses query-string filters for drill-ins (#23 M7)

tests/ScadaLink.CentralUI.Tests/Pages/AuditLogPageScaffoldTests.cs

@@ -1,11 +1,15 @@
 using System.Security.Claims;
 using Bunit;
+using Bunit.TestDoubles;
 using Microsoft.AspNetCore.Authorization;
 using Microsoft.AspNetCore.Components;
 using Microsoft.AspNetCore.Components.Authorization;
 using Microsoft.Extensions.DependencyInjection;
 using NSubstitute;
 using ScadaLink.CentralUI.Services;
+using ScadaLink.Commons.Entities.Audit;
+using ScadaLink.Commons.Types.Audit;
+using ScadaLink.Commons.Types.Enums;
 using ScadaLink.Security;
 using AuditLogPage = ScadaLink.CentralUI.Components.Pages.Audit.AuditLogPage;
 using NavMenu = ScadaLink.CentralUI.Components.Layout.NavMenu;
@@ -32,6 +36,13 @@ public class AuditLogPageScaffoldTests : BunitContext
     }
 
     private IRenderedComponent<AuditLogPage> RenderAuditLogPage(params string[] roles)
+    {
+        return RenderAuditLogPageWithQuery(query: null, roles: roles);
+    }
+
+    private IAuditLogQueryService _queryService = Substitute.For<IAuditLogQueryService>();
+
+    private IRenderedComponent<AuditLogPage> RenderAuditLogPageWithQuery(string? query, params string[] roles)
     {
         var user = BuildPrincipal(roles);
         Services.AddSingleton<AuthenticationStateProvider>(new TestAuthStateProvider(user));
@@ -42,7 +53,14 @@ public class AuditLogPageScaffoldTests : BunitContext
         // ISiteRepository and IAuditLogQueryService respectively (Bundle B).
         // Provide stand-ins so the scaffold smoke tests still render the page.
         Services.AddSingleton(Substitute.For<ScadaLink.Commons.Interfaces.Repositories.ISiteRepository>());
-        Services.AddSingleton(Substitute.For<IAuditLogQueryService>());
+        Services.AddSingleton(_queryService);
+
+        if (!string.IsNullOrEmpty(query))
+        {
+            var nav = (BunitNavigationManager)Services.GetRequiredService<NavigationManager>();
+            nav.NavigateTo($"/audit/log?{query}");
+        }
+
         return Render<AuditLogPage>();
     }
 
@@ -112,4 +130,84 @@ public class AuditLogPageScaffoldTests : BunitContext
                 "Audit section header must precede the Audit Log link.");
         });
     }
+
+    // ─────────────────────────────────────────────────────────────────────────
+    // Bundle D — query-string drill-in parsing (#23 M7-T10..T12)
+    // ─────────────────────────────────────────────────────────────────────────
+
+    [Fact]
+    public void NavigateWithCorrelationId_AppliesFilter_AndAutoLoads()
+    {
+        var corr = Guid.Parse("11111111-2222-3333-4444-555555555555");
+        _queryService = Substitute.For<IAuditLogQueryService>();
+        _queryService.QueryAsync(Arg.Any<AuditLogQueryFilter>(), Arg.Any<AuditLogPaging?>(), Arg.Any<CancellationToken>())
+            .Returns(Task.FromResult<IReadOnlyList<AuditEvent>>(new List<AuditEvent>()));
+
+        var cut = RenderAuditLogPageWithQuery($"correlationId={corr}", "Admin");
+
+        cut.WaitForAssertion(() =>
+        {
+            // Auto-load fires because correlationId is a real filter dimension.
+            _queryService.Received().QueryAsync(
+                Arg.Is<AuditLogQueryFilter>(f => f.CorrelationId == corr),
+                Arg.Any<AuditLogPaging?>(),
+                Arg.Any<CancellationToken>());
+        });
+    }
+
+    [Fact]
+    public void NavigateWithTargetParam_AppliesTargetFilter()
+    {
+        _queryService = Substitute.For<IAuditLogQueryService>();
+        _queryService.QueryAsync(Arg.Any<AuditLogQueryFilter>(), Arg.Any<AuditLogPaging?>(), Arg.Any<CancellationToken>())
+            .Returns(Task.FromResult<IReadOnlyList<AuditEvent>>(new List<AuditEvent>()));
+
+        var cut = RenderAuditLogPageWithQuery("target=ExternalSystem-Alpha", "Admin");
+
+        cut.WaitForAssertion(() =>
+        {
+            _queryService.Received().QueryAsync(
+                Arg.Is<AuditLogQueryFilter>(f => f.Target == "ExternalSystem-Alpha"),
+                Arg.Any<AuditLogPaging?>(),
+                Arg.Any<CancellationToken>());
+        });
+    }
+
+    [Fact]
+    public void NavigateWithSiteParam_AppliesSiteFilter()
+    {
+        _queryService = Substitute.For<IAuditLogQueryService>();
+        _queryService.QueryAsync(Arg.Any<AuditLogQueryFilter>(), Arg.Any<AuditLogPaging?>(), Arg.Any<CancellationToken>())
+            .Returns(Task.FromResult<IReadOnlyList<AuditEvent>>(new List<AuditEvent>()));
+
+        var cut = RenderAuditLogPageWithQuery("site=plant-a", "Admin");
+
+        cut.WaitForAssertion(() =>
+        {
+            _queryService.Received().QueryAsync(
+                Arg.Is<AuditLogQueryFilter>(f => f.SourceSiteId == "plant-a"),
+                Arg.Any<AuditLogPaging?>(),
+                Arg.Any<CancellationToken>());
+        });
+    }
+
+    [Fact]
+    public void NavigateWithNoParams_LeavesFilterEmpty_NoAutoLoad()
+    {
+        _queryService = Substitute.For<IAuditLogQueryService>();
+
+        var cut = RenderAuditLogPage("Admin");
+
+        // The grid is in "no filter" state — the page heading renders, but the
+        // query service must NOT be hit because nothing told us to load.
+        cut.WaitForAssertion(() =>
+        {
+            Assert.Contains("Audit Log", cut.Markup);
+        });
+
+        _queryService.DidNotReceive().QueryAsync(
+            Arg.Any<AuditLogQueryFilter>(),
+            Arg.Any<AuditLogPaging?>(),
+            Arg.Any<CancellationToken>());
+    }
 }