Files
ClaudeDo/tests/ClaudeDo.Ui.Tests/ViewModels/TasksIslandChainTests.cs
T
mika kuns 4cf601e423 feat(ui): surface depends_on blocking in status chip, chain label, and detail pane
Usability-Audit 2026-09-10 found three gaps versus the dependency-chain-display
spec: a Queued task blocked on an unmet task_dependencies edge rendered the same
chip as one about to run, a cross-list predecessor silently dropped the
"after #N" chip, and the detail pane showed nothing about a wait at all.

- TaskRowViewModel gains IsBlockedByDependency/DependencyWaitLabel (extrinsic,
  assigned by TasksIslandViewModel like the existing chain fields); IsQueued/
  IsWaiting/StatusChipClass/StatusLabel/StatusChipTooltip now account for it
  alongside the existing BlockedByTaskId planning-chain link.
- TasksIslandViewModel.ApplyDependencyWaitState computes the blocked flag and
  wait label per row; a new RefreshExternalDependencyCacheAsync backfills
  Number/Title/Status for predecessors not loaded into the current list's
  Items (reusing the already-open DbContext, no new hub method), so
  BuildAfterLabel/blocking both resolve a listenfremder Vorgänger correctly.
- New "waiting" chip style (IslandStyles.axaml) and locale keys (en+de);
  TaskHeaderBar shows a "Waiting on #N" line bound straight to the same row.

Tests: TasksIslandChainTests (blocked/unblocked chip, cross-list predecessor),
DetailsIslandDependencyWaitTests (new), TaskRowViewModelNotificationsTests
updated for the new notification set.
2026-09-10 13:32:36 +02:00

359 lines
13 KiB
C#

using ClaudeDo.Data;
using ClaudeDo.Data.Models;
using ClaudeDo.Ui.ViewModels.Islands;
using Microsoft.EntityFrameworkCore;
using TaskStatus = ClaudeDo.Data.Models.TaskStatus;
namespace ClaudeDo.Ui.Tests.ViewModels;
// DependsOnTaskId chain display — Slice 1 (VM + Regroup grouping only, no AXAML). Design:
// docs/superpowers/specs/2026-08-11-dependency-chain-display-design.md
public class TasksIslandChainTests : IDisposable
{
private readonly string _dbPath;
public TasksIslandChainTests()
{
_dbPath = Path.Combine(Path.GetTempPath(), $"claudedo_ui_test_{Guid.NewGuid():N}.db");
using var ctx = NewContext();
ctx.Database.EnsureCreated();
}
public void Dispose()
{
try { File.Delete(_dbPath); } catch { }
try { File.Delete(_dbPath + "-wal"); } catch { }
try { File.Delete(_dbPath + "-shm"); } catch { }
}
private ClaudeDoDbContext NewContext()
{
var opts = new DbContextOptionsBuilder<ClaudeDoDbContext>()
.UseSqlite($"Data Source={_dbPath}")
.Options;
return new ClaudeDoDbContext(opts);
}
private TasksIslandViewModel BuildViewModel()
{
var factory = new TestDbFactory(NewContext);
return new TasksIslandViewModel(factory, worker: null);
}
private static ListNavItemViewModel UserList(string listEntityId, string name) =>
new() { Id = $"user:{listEntityId}", Kind = ListKind.User, Name = name };
private static async Task LoadAndWaitAsync(TasksIslandViewModel vm, ListNavItemViewModel list)
{
vm.LoadForList(list);
var deadline = DateTime.UtcNow.AddSeconds(5);
while (DateTime.UtcNow < deadline)
{
await Task.Delay(25);
if (vm.Items.Count > 0) break;
}
await Task.Delay(50);
}
private async Task<Dictionary<string, int>> SeedAsync(
params (string Id, TaskStatus Status, string? DependsOnTaskId, string? ParentTaskId, int SortOrder)[] tasks)
{
var numbers = new Dictionary<string, int>();
await using var db = NewContext();
db.Lists.Add(new ListEntity { Id = "list1", Name = "Default", CreatedAt = DateTime.UtcNow });
foreach (var t in tasks)
{
var number = TestTaskNumbers.Next();
numbers[t.Id] = number;
db.Tasks.Add(new TaskEntity
{
Number = number,
Id = t.Id,
ListId = "list1",
Title = t.Id,
CreatedAt = DateTime.UtcNow,
Status = t.Status,
ParentTaskId = t.ParentTaskId,
SortOrder = t.SortOrder,
});
if (t.DependsOnTaskId is not null)
db.TaskDependencies.Add(new TaskDependencyEntity
{
TaskId = t.Id,
DependsOnTaskId = t.DependsOnTaskId,
});
}
await db.SaveChangesAsync();
return numbers;
}
[Fact]
public async Task LinearChain_StepsIncreaseWithHopDistance()
{
await SeedAsync(
("head", TaskStatus.Idle, null, null, 0),
("s1", TaskStatus.Idle, "head", null, 1),
("s2", TaskStatus.Idle, "s1", null, 2),
("s3", TaskStatus.Idle, "s2", null, 3));
var vm = BuildViewModel();
await LoadAndWaitAsync(vm, UserList("list1", "Default"));
var head = vm.Items.First(r => r.Id == "head");
var s1 = vm.Items.First(r => r.Id == "s1");
var s2 = vm.Items.First(r => r.Id == "s2");
var s3 = vm.Items.First(r => r.Id == "s3");
Assert.False(head.ShowAsChainMember);
Assert.Null(head.ChainStep);
Assert.True(s1.ShowAsChainMember);
Assert.Equal(1, s1.ChainStep);
Assert.True(s2.ShowAsChainMember);
Assert.Equal(2, s2.ChainStep);
Assert.True(s3.ShowAsChainMember);
Assert.Equal(3, s3.ChainStep);
}
[Fact]
public async Task TwoTasksSamePredecessor_ShareTheSameStep()
{
await SeedAsync(
("head", TaskStatus.Idle, null, null, 0),
("s1", TaskStatus.Idle, "head", null, 1),
("s2a", TaskStatus.Idle, "s1", null, 2),
("s2b", TaskStatus.Idle, "s1", null, 3));
var vm = BuildViewModel();
await LoadAndWaitAsync(vm, UserList("list1", "Default"));
var s2a = vm.Items.First(r => r.Id == "s2a");
var s2b = vm.Items.First(r => r.Id == "s2b");
Assert.True(s2a.ShowAsChainMember);
Assert.True(s2b.ShowAsChainMember);
Assert.Equal(2, s2a.ChainStep);
Assert.Equal(2, s2b.ChainStep);
}
[Fact]
public async Task HeadInDifferentSection_DependentRendersFlatWithLabel()
{
// Same list, but "head" is Done (-> Completed section) while its dependent stays open.
// The two are never adjacent, so the dependent must not claim group membership.
var numbers = await SeedAsync(
("head", TaskStatus.Done, null, null, 0),
("dependent", TaskStatus.Idle, "head", null, 1));
var vm = BuildViewModel();
await LoadAndWaitAsync(vm, UserList("list1", "Default"));
var dependent = vm.Items.First(r => r.Id == "dependent");
Assert.False(dependent.ShowAsChainMember);
Assert.Null(dependent.ChainStep);
Assert.NotNull(dependent.ChainAfterLabel);
Assert.Contains(numbers["head"].ToString(), dependent.ChainAfterLabel);
}
[Fact]
public async Task PlanningChildWithDependsOnTaskId_NeverBecomesChainMember()
{
await SeedAsync(
("predecessor", TaskStatus.Idle, null, null, 0),
("parent", TaskStatus.Idle, null, null, 1),
("child", TaskStatus.Idle, "predecessor", "parent", 2));
var vm = BuildViewModel();
await LoadAndWaitAsync(vm, UserList("list1", "Default"));
// Planning parents with children collapse by default — expand so the child is part of
// the flat list Regroup actually classifies (and thus reaches chain-grouping at all).
vm.ToggleExpandCommand.Execute(vm.Items.First(r => r.Id == "parent"));
var child = vm.Items.First(r => r.Id == "child");
Assert.True(child.IsChild);
Assert.False(child.ShowAsChainMember);
Assert.Null(child.ChainStep);
Assert.NotNull(child.ChainAfterLabel);
}
[Fact]
public async Task ChainGroup_IsPulledTogether_RegardlessOfSortOrder()
{
// "head" sorts after its dependents by SortOrder — grouping must still put the
// dependents directly after the head in Rows.
await SeedAsync(
("s1", TaskStatus.Idle, "head", null, 0),
("unrelated", TaskStatus.Idle, null, null, 1),
("head", TaskStatus.Idle, null, null, 2));
var vm = BuildViewModel();
await LoadAndWaitAsync(vm, UserList("list1", "Default"));
var rows = vm.Rows.OfType<TaskRowViewModel>().Select(r => r.Id).ToList();
var headIdx = rows.IndexOf("head");
var s1Idx = rows.IndexOf("s1");
Assert.Equal(headIdx + 1, s1Idx);
}
[Fact]
public async Task TaskWithoutDependencyOrDependents_IsUnaffected()
{
await SeedAsync(("lonely", TaskStatus.Idle, null, null, 0));
var vm = BuildViewModel();
await LoadAndWaitAsync(vm, UserList("list1", "Default"));
var lonely = vm.Items.First(r => r.Id == "lonely");
Assert.False(lonely.ShowAsChainMember);
Assert.Null(lonely.ChainStep);
Assert.Null(lonely.ChainAfterLabel);
}
[Fact]
public async Task ChainProperties_RecomputeAfterTaskUpdated()
{
await SeedAsync(
("head", TaskStatus.Idle, null, null, 0),
("later", TaskStatus.Idle, null, null, 1));
var vm = BuildViewModel();
await LoadAndWaitAsync(vm, UserList("list1", "Default"));
var later = vm.Items.First(r => r.Id == "later");
Assert.False(later.ShowAsChainMember);
await using (var db = NewContext())
{
db.TaskDependencies.Add(new TaskDependencyEntity { TaskId = "later", DependsOnTaskId = "head" });
await db.SaveChangesAsync();
}
await vm.RefreshTaskFromWorkerAsync("later");
var updated = vm.Items.First(r => r.Id == "later");
Assert.True(updated.ShowAsChainMember);
Assert.Equal(1, updated.ChainStep);
}
[Fact]
public async Task FanIn_RendersFlatWithEveryPredecessorInTheLabel()
{
// Two independent predecessors is not a chain -- the rail can only draw one line, so the
// row stays flat and the label has to name both, or it misreports what it waits for.
var numbers = await SeedAsync(
("a", TaskStatus.Idle, null, null, 0),
("b", TaskStatus.Idle, null, null, 1),
("wiring", TaskStatus.Idle, "a", null, 2));
await using (var db = NewContext())
{
db.TaskDependencies.Add(new TaskDependencyEntity { TaskId = "wiring", DependsOnTaskId = "b" });
await db.SaveChangesAsync();
}
var vm = BuildViewModel();
await LoadAndWaitAsync(vm, UserList("list1", "Default"));
var wiring = vm.Items.First(r => r.Id == "wiring");
Assert.False(wiring.ShowAsChainMember);
Assert.Null(wiring.ChainStep);
Assert.NotNull(wiring.ChainAfterLabel);
Assert.Contains(numbers["a"].ToString(), wiring.ChainAfterLabel);
Assert.Contains(numbers["b"].ToString(), wiring.ChainAfterLabel);
}
// Usability-Audit 2026-09-10: a Queued task blocked on an unmet task_dependencies edge used to
// render the same "queued" chip as one that's actually next up to run.
[Fact]
public async Task QueuedTaskWithUnmetDependency_ShowsWaitingChipAndTooltip()
{
var numbers = await SeedAsync(
("predecessor", TaskStatus.Idle, null, null, 0),
("dependent", TaskStatus.Queued, "predecessor", null, 1));
var vm = BuildViewModel();
await LoadAndWaitAsync(vm, UserList("list1", "Default"));
var dependent = vm.Items.First(r => r.Id == "dependent");
Assert.True(dependent.IsWaiting);
Assert.False(dependent.IsQueued);
Assert.Equal("waiting", dependent.StatusChipClass);
Assert.NotNull(dependent.StatusChipTooltip);
Assert.Contains(numbers["predecessor"].ToString(), dependent.StatusChipTooltip);
}
[Fact]
public async Task QueuedTaskWithSatisfiedDependency_ShowsPlainQueuedChip()
{
await SeedAsync(
("predecessor", TaskStatus.Done, null, null, 0),
("dependent", TaskStatus.Queued, "predecessor", null, 1));
var vm = BuildViewModel();
await LoadAndWaitAsync(vm, UserList("list1", "Default"));
var dependent = vm.Items.First(r => r.Id == "dependent");
Assert.False(dependent.IsWaiting);
Assert.True(dependent.IsQueued);
Assert.Equal("queued", dependent.StatusChipClass);
Assert.Null(dependent.DependencyWaitLabel);
}
// Usability-Audit 2026-09-10: BuildAfterLabel only resolved predecessors already loaded into
// Items, so a listenfremder Vorgänger (different list) silently dropped both the "after #N"
// chip and the blocked chip. RefreshExternalDependencyCacheAsync backfills Number/Title/Status
// for exactly those ids via one extra query on the already-open DbContext.
[Fact]
public async Task CrossListPredecessor_BlocksAndRendersAfterLabel()
{
var headNumber = TestTaskNumbers.Next();
await using (var db = NewContext())
{
db.Lists.Add(new ListEntity { Id = "list1", Name = "Default", CreatedAt = DateTime.UtcNow });
db.Lists.Add(new ListEntity { Id = "list2", Name = "Other", CreatedAt = DateTime.UtcNow });
db.Tasks.Add(new TaskEntity
{
Number = headNumber,
Id = "head",
ListId = "list1",
Title = "head",
CreatedAt = DateTime.UtcNow,
Status = TaskStatus.Idle,
SortOrder = 0,
});
db.Tasks.Add(new TaskEntity
{
Number = TestTaskNumbers.Next(),
Id = "dependent",
ListId = "list2",
Title = "dependent",
CreatedAt = DateTime.UtcNow,
Status = TaskStatus.Queued,
SortOrder = 0,
});
db.TaskDependencies.Add(new TaskDependencyEntity { TaskId = "dependent", DependsOnTaskId = "head" });
await db.SaveChangesAsync();
}
var vm = BuildViewModel();
await LoadAndWaitAsync(vm, UserList("list2", "Other"));
var dependent = vm.Items.First(r => r.Id == "dependent");
Assert.True(dependent.IsWaiting);
Assert.False(dependent.IsQueued);
Assert.Equal("waiting", dependent.StatusChipClass);
Assert.NotNull(dependent.ChainAfterLabel);
Assert.Contains($"#{headNumber}", dependent.ChainAfterLabel);
Assert.NotNull(dependent.DependencyWaitLabel);
Assert.Contains($"#{headNumber}", dependent.DependencyWaitLabel);
}
}