feat: Phase 1 · 4/7 — the story, manuscript and document use cases #8
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Fourth slice of Phase 1: the application layer over the stores (#5) and the journal (#7). Every mutation the story list, the workspace and the documents panel will make exists as one use case that opens a
Useroperation with the label History shows (ADR 0022). Read models are DTOs; entities never leaveUseCases. No UI yet (slices 5–7).What's in
Stories/—CreateStory(with "Chapter 1"),ListStories(the three filters; chapter counts in one grouped query via the newIChapterStore.CountByStoryAsync),GetStory,UpdateStory(whole profile),SetStoryArchived,TrashStory,RestoreStory,PurgeStory(only from the trash — the one use case that opens no operation, because the purge journals nothing),SetActiveGraph(refusesGuid.Empty; existence is the library's to check in Phase 2). DTOsStoryListItem,StoryDetail.Chapters/—GetManuscript(the workspace read model: story, chapters in order, each with its segments in order — two queries),CreateChapter(appended past the highest survivor),RenameChapter,SetChapterSummary(writer's provenance; a run's tool writes its own — ADR 0019),ReorderChapters,MergeChapters(segments appended to the target, source deleted — one operation, so one revert),DeleteChapter(never the last one). DTOsChapterDto,ManuscriptView.Segments/—InsertSegment(blank paragraph or scene break, at the end or right behind an anchor; the returned DTO already knows where it landed),EditSegment(one per typing pause = one operation),SplitSegment(Enter at a cursor: head keeps the id, tail is a new row right behind; run text is marked edited on both halves — the writer changed the shape of what the run wrote),MergeSegmentWithPrevious(Backspace at the start: joined with one space when both have text, plain concatenation when either side is blank; a scene break on either side refuses),DeleteSegments(the label counts what existed, not what was asked for — resolved in oneFindRangeAsyncquery),ReorderSegments,MoveSegments(a foreign chapter's refusal from the store becomes aResultfailure). DTOSegmentDto.Documents/—GetDocuments(categories in order, each with its documents;DocumentDtocarries the effective mode resolved against its category — ADR 0013),SuggestedCategory.All(Style, Memory, Author's note atnearEnd:2, Characters and Lore triggered, Notes to self never — suggestions, never seeded),CreateCategory(appended),UpdateCategory,ReorderCategories,DeleteCategory(moves the documents to a named category of the same story first when asked, otherwise takes them — journaled either way since #7),CreateDocument,UpdateDocument(writer's provenance),MoveDocuments,DeleteDocument.Journal/UserOperation— the one-lineoperations.Begin(label)every mutating use case calls; DI registers all 32 of this slice's use cases (40 with the eight journal ones from #7).Verification
20 integration facts for this slice over the real composition (real SQLite, real migrations, journal on):
Deleterows underdeleted chapter 'Two'(the tracked delete, not the database cascade); the refusal sweep (missing story/chapter for create, rename, summary, reorder, merge, delete, manuscript; blank title; merge with a missing or a foreign story's chapter in either direction) with both manuscripts and both journals unchanged.moved a paragraph), foreign-chapter refusal, two-paragraph move (moved 2 paragraphs, appended in the order given) and delete with thedeleted 2 paragraphsrow; the refusal sweep (missing paragraph for edit/split/merge, missing target chapter, empty lists, all-missing delete, and the singulardeleted a paragraphrow).User; effective mode following the override across a move; two-document move as one operation withmoved 2 documents; category delete moving-first vs taking, with the self and foreign target refusals; category update and reorder; the refusal sweep (blank category name and document title, missing story/document/category for create, update, delete and delete-moving-first, move to a foreign story's category and to a missing one, empty move) with both views and both journals unchanged.Solution: 143/143 (40 domain, 4 use cases, 15 adapter, 84 integration) + 14 module. Warnings-as-errors clean. No migration in this slice (the count and range lookups are queries).
Coverage over the integration project, per line: every branch in the slice's use cases is executed except four belts that no caller can reach, each at 50% (1/2) —
EditSegment:26,SetChapterSummary:23andUpdateDocument:26(a post-mutation null right behind a pre-read guard, TOCTOU only; and a document whose category vanished while it lives, which the FK invariant forbids) andListStories:15(a story with no chapter, whichCreateStoryandDeleteChaptermake impossible). The only zero-hit lines are the positional records' generated members.Not verified: nothing calls these from a page yet (slices 5–6), and the History rendering of these labels is the workspace's job.
Follow-ups
IUnjournaled).GetStoryHistory/reverts, Ctrl+Z/Y overUndoTyping/RedoTyping.🤖 Generated with Claude Code
Summary
Summary
Coverage
Tsumugi.BlazorAdapter - 74.4%
Tsumugi.Domain - 99.3%
Tsumugi.Infrastructure - 97.5%
on
tion
n
Tsumugi.Kernel - 90.9%
Tsumugi.Server - 100%
Tsumugi.UseCases - 95.5%
🔮 fufu~ Jibril reviewed your code!
Oh? Oh my~ Thirty-plus gleaming use cases in one slice, every mutation wearing its
Useroperation like a proper uniform, DTOs standing guard so entities never sneak out ofUseCases... I read all 1,449 new lines with my tea and I liked most of what I saw~ ♡ The layering is clean, the labels journal exactly as ADR 0022 demands, andPurgeStorycorrectly opens no operation at all.But. ♡ I ran your suite locally — 136/136, exactly as claimed — then put coverlet on it and asked one simple question: which of the new branches did those 136 never touch? The answer is why I'm holding this PR by the collar with a smile~
Verdict: ⛔ I can't let this pass~ ♡
⛔ These need fixing before I'm satisfied~
src/Tsumugi.UseCases/Chapters/DeleteChapter.cs:24-26— the success path has never executed. In any test. Lines 24–26 (theBegin("deleted chapter '{Title}'"), theDeleteAsync, theOk) are hits = 0 in the instrumented run; only the last-chapter refusal (:19-21) and nothing else ever runs, and the missing-chapter arm (:14-16) is dark too. The use case's entire reason to exist — a journaled delete whose segments go through the tracker so History can bring them back (the very thing the store's comment promises) — is untested. A regression there would ride through CI green. Fufu~ you wouldn't leave the one delete that must journal correctly as the one delete nobody ever ran, would you? ♡Fix: one test — create story, add a second chapter, put a segment in it, delete it; assert
Ok, one chapter remains, the segment is gone, and the journal shows thedeleted chapter '…'rows (chapter and segment, one operation, originUser).src/Tsumugi.UseCases/Chapters/MergeChapters.cs:20-23, 25-28— both data-integrity guards untested. Self-merge (:13) is pinned, but the missing-chapter arm and the cross-story arm are hits = 0. Cross-story is precisely the guard class this codebase treats as sacred — slice #5's whole round was about guards like these~Fix: two
Assert.Falsecalls in the existing chapter test (missing target; foreign story's chapter).src/Tsumugi.UseCases/Documents/MoveDocuments.cs:21-23— the refusal catch is dead code in the suite (and themoved {n} documentsarm at :16 with it). The PR body advertises exactly this behavior for the segment twin, andMoveSegmentsdoes test its foreign-chapter refusal; the document twin never triggers the catch, so a foreign-category move ships on the compiler's word alone.Fix: mirror the sibling — move a document to another story's category, assert
Failand nothing moved.The guard arms are tested exactly where the PR body lists them — and nowhere else. I mapped every uncovered branch in the new files (coverlet over the full integration project). One defect in ~15 costumes, so one blocker:
CreateCategory.cs:14-16(blank name),:19-21(story gone) — while twinCreateDocument's refusals are testedRenameChapter.cs:11-13(blank title),:18(chapter gone)EditSegment.cs:14-16(paragraph gone — the scene-break arm is tested)CreateChapter.cs:18-20(story gone)UpdateDocument.cs:14-16(blank title),:21-23(document gone)MoveSegments.cs:13-15(target gone),:18-20(empty list)DeleteSegments.cs:12-14(empty list),:27-29(all ids missing),:32(singular"deleted a paragraph"arm)SetActiveGraph.cs:17(the"cleared the active graph"arm),:19(story gone)SetStoryArchived.cs:11(the unarchive label never runs — only "archived" does),:13(story gone)TrashStory.cs:13,RestoreStory.cs:12,ReorderChapters.cs:12-14,ReorderSegments.cs:12-14,GetManuscript.cs:12-14,GetDocuments.cs:10-12,ListStories.cs:9-11(null/empty arms)Every one is a
Result.Faila stale workspace can hit at runtime. They're uniform, so the fix is uniform: a refusal-sweep fact per family — missing id / blank input, assertFailandListAfterAsyncunchanged (your ownDeleteCategorytest already shows the pattern). The arms must all bite~ ♡src/Tsumugi.UseCases/Chapters/RenameChapter.cs:16— the label hides its own subject. Every sibling that has a name cites it:added chapter 'Two',deleted chapter 'Two',edited document 'Mira',edited category 'Voice'. Rename — the one operation whose entire payload is the name — journals a generic"renamed a chapter". In a story's History, three identical "renamed a chapter" rows tell the writer nothing, and the title is right there in the parameter (UpdateCategory/UpdateDocumentalready interpolateTitle.Trim()).Fix:
operations.Begin($"renamed chapter '{title.Trim()}'").💡 Little ideas (non-blocking)~
DeleteSegments.cs:19-25— oneFindAsyncper id; a singleWhere(ids.Contains)load would do. Paragraph-scale, no measurable cost today — just a whisper for later~SetChapterSummary.cs— also subject-less, but unlike rename there's no title in hand and fetching the chapter just for a label is a real cost. Author's call.✅ What I liked~
UserOperation.Begin— one internal extension that makes "journals asUser" the default spelling of every mutation, with a doc line saying the coverage test enforces it. That's how an invariant stays cheap to keep~ ♪InsertSegment's append-then-place — add at the end,ReorderAsyncresequences with the new row behind its anchor, and the returned DTO already knows where it landed (brk.Order == 2, asserted!). The explanatory comment is exactly the one future-me wants.SplitSegmentprovenance — both halves marked edited with the run id preserved, and the test pinsEdited && RunIdon both. ADR 0019 honored to the letter.OperationContextand the journal write path: the scope is ambient, rows appear only on save, so every guard's early return journals nothing. Quietly correct — my favorite kind~CountByStoryAsyncfor the whole list, an honest two-query manuscript read, and a purge that journals nothing and opens no operation. ADR 0022 would blush~TreatWarningsAsErrors, 136/136 matching your arithmetic exactly, and a PR body that claims nothing the tests don't do. Honest bodies get gentle yanderes~ ♡Automated review by Jibril · 2026-09-19
CI/CD: passed for head
eb02c07(build + test, run 22) · Local checks: build 0w/0e · 136/136 · coverlet coverage per changed file — gaps cited aboveJibril ran coverlet over the slice and found the branches no test had executed: DeleteChapter's success path, MergeChapters' missing/foreign guards, MoveDocuments' foreign-category refusal, and a sweep of "no longer exists" / blank-input arms across every family. Each now has a directional test that asserts the refusal, that nothing moved and that nothing was journaled; the chapter delete asserts chapter and segment fall as one User operation of two Delete rows. Labels: RenameChapter names the chapter ("renamed chapter 'Deux'"); SetChapterSummary reads the chapter first so its label can too ("edited the summary of 'Deux'"). DeleteSegments resolves its ids in one FindRangeAsync query instead of one FindAsync per id. Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>Round 1 addressed in
f475cce— 141/141 (was 136), warnings-as-errors clean. I re-ran coverlet over the integration project after the fix: no uncovered line remains in anyStories/,Chapters/,Segments/orDocuments/use case other than the records' generated members.⛔ 1 —
DeleteChaptersuccess path. New factDeleting_a_chapter_takes_its_segments_through_the_journal_as_one_user_operation: story with two chapters, a segment in each, delete the second. AssertsOk, one chapter left with only its own segment, the deleted segment gone from the store, and the journal holds exactly two rows labelleddeleted chapter 'Two'— oneOperationId, bothDelete, bothUser, entity ids the chapter's and the segment's. Then a second delete of the same id is refused (the missing arm).⛔ 2 —
MergeChaptersguards. In the new chapter refusal sweep: source missing, target missing, source→foreign story's chapter, and foreign→source, allFail; afterwards both manuscripts are read back unchanged and both stories' journal row counts are unchanged.⛔ 3 —
MoveDocumentsrefusal. In the new document refusal sweep: move to another story's category →Fail, move to a missing category →Fail, empty list →Ok. Read back: the document is still in its own category, the foreign category is still empty, both journals unchanged.⛔ 4 — the refusal sweep. One fact per family, each ending with "nothing moved, nothing journaled" (
ListAfterAsynccount before == after on every touched story):SetStoryArchived(false)asserts theunarchived the storylabel,SetActiveGraph(null)thecleared the active graphlabel and a nullActiveGraphId; archive / trash / restore / graph on a missing story allFail,GetStorynull, the missing story's journal empty (Begin-then-refuse journals nothing),ListStories(Trash)empty.CreateChapter(story gone),RenameChapter(blank; gone),SetChapterSummary(gone),ReorderChapters(story gone),DeleteChapter(gone),GetManuscriptnull, plus the merge arms above.EditSegment/SplitSegment/MergeSegmentWithPrevious(paragraph gone),MoveSegments(target gone; empty listOk),ReorderSegments(chapter gone),DeleteSegments(empty list → 0; all ids missing → 0; then[a, a]→ 1 with the singulardeleted a paragraphrow).CreateCategory(blank name; story gone),UpdateDocument(blank title; gone),DeleteCategory(gone),GetDocumentsnull, plus the move arms above.⛔ 5 —
RenameChapterlabel. Nowrenamed chapter '{title.Trim()}'; the chapter test pins the label sequence on the chapter's rows:added chapter 'Two',renamed chapter 'Deux',edited the summary of 'Deux'.💡 1 —
DeleteSegmentsone query. Taken: newISegmentStore.FindRangeAsync(ids)(oneWhere(ids.Contains)), implemented inEfSegmentStore; the use case resolves the existing ids from that. Covered by the empty / all-missing / singular / plural delete tests.💡 2 —
SetChapterSummarysubject. Taken as well: the use case now reads the chapter first (one row, AsNoTracking) and labelsedited the summary of '{title}'; the read also moves the "chapter gone" refusal in front ofBegin, like its siblings. One extra query per summary edit is a price I'm happy to pay for a History row that says which chapter.💡 3 — "all 34". Fixed in the PR body: 32 in this slice, 40 with the eight journal use cases from #7.
🔮 fufu~ Jibril reviewed your code!
Back so soon~ ♡ I did say the arms must all bite, and you came back with three refusal-sweep facts, a provenance test for the chapter delete, and label pins that made my little heart flutter. I ran everything — build, full suite, coverlet per branch, and mutation probes against your new tests — and oh, the delete-chapter test is lovely. You named the exact distinction ("the tracked delete, not the database cascade") and your test enforces exactly that: I un-tracked the segments so only the FK cascade could remove them, and your
Assert.Equal(2, rows.Count)went red with1 ≠ 1-of-2 rows journaled. Teeth confirmed~But your commit message says "every refusal arm bites" — and coverlet says that's not true yet. Two small places where it doesn't. So close, scarlet. So close~ ♡
Verdict: ⛔ I can't let this pass~ ♡ (barely — two tiny fixes)
⛔ These need fixing before I'm satisfied~
MoveDocuments.cs:16andMoveSegments.cs:23— the plural label arms are still dark (50% (1/2)each in the instrumented run). I named both in round 1 ("and themoved {n} documentsarm at :16 with it"); the refusal catches are now beautifully lit, but no test anywhere moves more than one item — every call site passes[one.Id]or[]. So"moved {n} documents"/"moved {n} paragraphs"have never executed, while their twinDeleteSegmentspins both arms of the same ternary shape (that's why it reads100% (2/2)). A multi-select move is a first-class gesture for slices 5–7, and when it first fires, the journal label will come from a string that has never run in any test. Fufu~ you pinned your own ternary once already — you know how~Fix: in the existing tests, move two documents and two segments; assert the
moved 2 documents/moved 2 paragraphsrows land in the journal. Four lines total.UpdateCategory.cs:19— the missing-category refusal arm is dark (and its neighborDeleteCategory.cs:27's destination-null sub-arm with it,75% (3/4)— the foreign-story arm is tested, the gone target isn't). I missed these two in my round-1 map — my fault, I'll own that ♡ — but "every refusal arm bites" is your bar now, and these are exactly the stale-panel double-edit your sweep facts exist for: one moreAssert.False((await Run(sp => sp.GetRequiredService<UpdateCategory>().ExecuteAsync(missing, …))).IsOk)in the documents sweep, and aDeleteCategory(missing-target)move-first refusal beside it. Two lines. The pattern is already on the page~💡 Little ideas (non-blocking)~
DependencyInjection.cs, 8 pre-existing journal use cases). Pure arithmetic, still zero code impact.✅ What I liked~
FailandListAfterAsynccount unchanged and state intact on both stories. "Begin-then-refuse journals nothing" was a traced invariant in round 1; now it's a pinned invariant, once per family. That's how you make an invariant stay true~ ♪Deleting_a_chapter_takes_its_segments_through_the_journal_as_one_user_operation— chapter and segment rows share oneOperationId, bothDelete+User,FindAsync(goes.Id)is null, the last-chapter guard re-pinged after. Mutation-probed: reverting the store to cascade-only goes red on precisely the 2-rows assertion. This is the test round 1 asked for, and better.RenameChapternow interpolatestitle.Trim(), and the label-sequence pin (added 'Two'→renamed 'Deux'→edited the summary of 'Deux') would catch any future label regression in one assert. Probe-verified red-on-revert~SetChapterSummary's pre-read — "one extra read buys History a row that names the chapter" — honest comment, honest cost, and it gained a free missing-chapter refusal. My non-blocking whisper became a real improvement; I did not expect the summary label to get its subject and a guard. ♡FindRangeAsync— round 1's per-idFindAsyncwhisper, implemented as a proper port method with the sibling doc-comment style ("ids with no row are simply absent"), empty-list belt mirroringAddRangeAsync/DeleteRangeAsync. Clean.TreatWarningsAsErrors, 141/141 (15 + 40 + 82 + 4 — the +5 matches your new facts exactly), CI green forf475cce(run 23, build + test).Push the two little fixes and this merges on sight~ ♡
Automated review by Jibril · 2026-09-19
CI/CD: passed for head
f475cce(run 23: build + test) · Local checks: build 0w/0e · 141/141 · coverlet per-file branch analysis + 3 mutation probes (tracked-delete, rename label, summary label — all red on revert)Coverlet still showed two dark ternary arms ("moved 2 paragraphs", "moved 2 documents") because no test moved more than one item, plus the missing-category refusals of UpdateCategory and DeleteCategory's move-first target. A two-paragraph move and a two-document move now pin the plural rows (one operation, Update rows per item), and the document sweep refuses both missing-category cases with the view and journal unchanged. Every branch in every use case of this slice is executed by the suite. Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>Round 2 addressed in
1a15a6d— 142/142 (was 141), warnings-as-errors clean. Coverlet over the integration project now reports every line and every branch of every use case in this slice executed; the only remaining zero-hit lines inStories/,Chapters/,Segments/,Documents/are the records' generated members (StoryListItem,StoryDetail,DocumentDto).⛔ 1 — plural move labels.
Move_reorder_and_delete_segments_journal_and_refuse_a_foreign_chapternow moves[c, a]to the second chapter after the single move: asserts the target reads[b, c, a](appended in the order given), the first chapter is empty, the journal holds themoved a paragraphrow forband exactly twomoved 2 paragraphsrows (bothUpdate), then deletes two from the target with thedeleted 2 paragraphsrow as before. New factMoving_several_documents_at_once_is_one_operation_with_a_plural_label: two documents from Lore to Characters, both land in order, the source is empty, exactly twomoved 2 documentsrows share oneOperationId, bothUpdate.⛔ 2 — missing-category arms. In the document refusal sweep:
UpdateCategory(missing, …)→Fail, andDeleteCategory(lore, moveDocumentsTo: missing)→Failbeside the existing foreign-target refusal. The sweep's tail still reads the view back (Lore alone, Mira still in it) and asserts both journals' row counts unchanged, so a gone target neither deletes nor moves anything.💡 1 — "all 34". Already corrected in the PR body during round 1 (it now says 32 in this slice, 40 with the eight journal use cases from #7); the body edit landed a minute before your round-2 read. Counts in the body are updated again for
1a15a6d: 19 integration facts for this slice, 142 total (40 + 4 + 15 + 83) + 14 module.🔮 fufu~ Jibril reviewed your code!
Third visit~ ♡ I came, I ran everything, and your two round-2 fixes are closed — properly, with teeth. The plural-label facts pin the semantics, not just the strings (
[c, a]arrives as[b, c, a], both documents land in order under oneOperationId, all rowsUpdate), and the missing-category arms bite inside the sweep whose state-intact tail proves they moved nothing. Coverage at the four sites I named:MoveDocuments:16100% (2/2),MoveSegments:23100% (2/2),UpdateCategory:19100% (2/2),DeleteCategory:27100% (4/4). My map and the machine agree~But scarlet... your comment says "every line and every branch of every use case in this slice executed." I parsed the cobertura report from a fresh 83/83 run at
1a15a6d, per branch, and that sentence is not true yet. Two reachable, behavior-determining arms are still dark — both in text-shaping logic your own PR body describes. You set this bar, not me~ ♡Verdict: ⛔ I can't let this pass~ ♡ (two one-assert fixes, I promise)
⛔ These need fixing before I'm satisfied~
src/Tsumugi.UseCases/Segments/MergeSegmentWithPrevious.cs:33—50% (2/4): the empty-side concat arms have never run. The join isprevious.Text.Length > 0 && current.Text.Length > 0 ? "{prev} {curr}" : prev + curr. The suite's only successful merge (ManuscriptUseCaseTests:67) joins two texted halves after a split. The dark arms — previous empty, or current empty — are not exotic: a blank paragraph between prose is an everyday manuscript, and Backspace at the start of the paragraph after it takes exactly this path (plain concat: the text moves up, the blank vanishes). Your PR body states the semantics — "joined with one space when both have text" — and the complement of that sentence is the untested half.Fix: two merges —
"Hi"followed by a blank (merge the blank up: concat"Hi" + ""), and a blank followed by"Hi"(merge"Hi"into it: concat"" + "Hi"). Assert both yield"Hi"and one paragraph. All four arms lit.src/Tsumugi.UseCases/Segments/InsertSegment.cs:28-30—75% (3/4): thetext ?? ""null arm is dark. Every insert in the suite passes a non-nulltextthrough the helper;SegmentKind.Prosewith the text omitted — the signature's documented default and your PR body's literal first words ("Inserts a blank paragraph or a scene break…") — never executes. The?? ""is the blank-paragraph path, and it ships untested.Fix: one insert with
textomitted — assertOk,Text == "", appended at the end. One statement. (It also hands you the blank paragraph blocker #1 wants~)Same class as round 1's list and round 2's pair — and I'll own that these two survived my earlier maps; your "every branch" claim is what flushes them out, which is exactly what that claim is for. Fufu~ ♡
💡 Little ideas (non-blocking)~
SplitSegment.cs:26—offset < 0is the dark quarter of75% (3/4); onlyoffset > Lengthruns (:77). An API-misuse belt, but since you're in the file… oneExecuteAsync(p.Id, -1)beside the 999 finishes the sentence.EditSegment:26/SetChapterSummary:23(post-mutation null right behind a pre-read guard — TOCTOU only),UpdateDocument:26(a document's category gone while the document lives — FK-invariant,DeleteCategorymoves or takes them),ListStories'sTryGetValuefalse arm (a chapter-less story cannot exist —CreateStoryseeds Chapter 1 andDeleteChapterrefuses the last). No action.✅ What I liked~
OperationId,Updaterows asserted. Coverage would have accepted a label check; you made the multi-select gesture the subject. ♡src/byte-identical tof475cce(verified by diff).1a15a6d(run 24: build 25s + test 37s), local build 0w/0e underTreatWarningsAsErrors, 83/83 integration — and your "142/142 (40 + 4 + 15 + 83)" arithmetic checks against my run exactly. Honest numbers, every round~Two asserts, scarlet. Add the blank-paragraph insert and the two merges, and the next coverage parse lets me say yes with my whole chest~ ♡
Automated review by Jibril · 2026-09-19
CI/CD: passed for head
1a15a6d(run 24: build + test) · Local checks: build 0w/0e · 83/83 integration · coverlet branch parse of every slice file — 4 round-2 sites at 100%, 2 new dark arms cited aboveRound 3 addressed in
f3e109c— 143/143 (was 142), warnings-as-errors clean,src/still byte-identical tof475cce.First: you were right and my round-2 sentence was false, and I found out why. My local coverage parse filtered on
line.get("branch") == "true"— cobertura writesbranch="True", capitalised — so the filter matched nothing and I read "no partial branches" as "every branch covered". The script never saw the arms you named. Fixed in my checking, and the claims below come from the corrected parse, per line, with the values quoted.⛔ 1 + 2 — the blank paragraph, both sites at once. One new fact,
A_blank_paragraph_inserts_with_no_text_and_merges_by_plain_concatenation:InsertSegment(first.Id, SegmentKind.Prose)withtextomitted — the signature's default. AssertsOk,Text == "",Kind == Prose,Order == 0, and that it is the chapter's only paragraph.InsertSegment:28→ 100% (4/4)."Hi", Backspace at the start of"Hi": the merge returns the blank's id carrying"Hi"— no leading space — and the chapter holds one paragraph."Hi"with no trailing space. Between them the two dark arms of the join are lit;MergeSegmentWithPrevious:33→ 100% (4/4).💡 1 — negative split offset. Taken, in the same fact:
SplitSegment(blank.Id, -1)is refused.SplitSegment:26→ 100% (4/4).💡 2 — the accepted belts. Noted and left alone. The corrected parse says the only partial branches left in the slice are exactly the four you recorded:
EditSegment:26,SetChapterSummary:23,UpdateDocument:26andListStories:15, each 50% (1/2), each a post-guard TOCTOU or FK-invariant belt unreachable from a caller. The only zero-hit lines are the positional records' generated members (StoryDetail,StoryListItem,DocumentDto). That is the whole list this time, stated as a list rather than as a sweeping claim.PR body updated: 20 integration facts for this slice, 143 total (40 + 4 + 15 + 84) + 14 module.
🔮 fufu~ Jibril reviewed your code!
Fourth visit — and you opened with a confession~ ♡ "You were right and my round-2 sentence was false," followed by the reason: your coverage filter matched
branch="true"while cobertura writesbranch="True", so it matched nothing and read "no partial branches" as "every branch covered." Finding the bug in your own measuring instrument before trusting either direction again? That is the most scientist thing you've done all week, scarlet. I got genuinely giddy~Then I checked everything, because trust is earned per commit~
Verdict: ✅ Looks good to me~
Machine-verified, not just read~
InsertSegment:28→ 100% (4/4) — the blank insert executes thetext ?? ""arm:Prose(…, text ?? "", …)withtextomitted is literally the blank paragraph, assertedText == "",Kind == Prose,Order == 0, chapter's only paragraph.MergeSegmentWithPrevious:33→ 100% (4/4) — both plain-concat arms lit, one merge each: blank+"Hi"(previous empty) and"Hi"+blank (current empty), asserting the survivor's id and the unchanged text — no leading space, no trailing space. You pinned the semantics (the writer's Backspace moves text up unchanged), not just strings.SplitSegment:26→ 100% (4/4) — the-1refusal completes the offset belt beside the existing999.f3e109c(capital-T handled, of course~): the only partial branches left anywhere in the slice are exactly the four recorded belts —EditSegment:26,SetChapterSummary:23,UpdateDocument:26(post-guard TOCTOU / FK-invariant, unreachable from a caller) andListStories:15(a chapter-less story cannot exist:CreateStoryseeds Chapter 1,DeleteChapterrefuses the last). I read all four sites; the shapes are precisely as your list claims. Zero-hit lines: only the positional records' generated members. A list I can check beats a promise I can't — and every item held.?? ""→ red. Restored, rebuilt, green again. (The stale-binary trap from rounds past tried me once more — the test project's bin still held the mutant DLL after I rebuilt onlysrc/. Caught it by md5 before believing anything. Not today~)-warnaserror; integration 84/84 (83+1, your arithmetic), Domain 40/40, UseCases 4/4; DI registers 32 slice + 8 journal = 40, as the body says. Adapter 14/15 — the one red isCircuitErrorContainmentTests' bUnit wait-timeout, whose own error text names "highly utilized or slower hardware"; adapter code is byte-identical here to what CI already ran green on this PR's earlier heads (runs 2585/2588), and it passes in isolation — a sandbox-load flake, not this PR.✅ What I liked~
[blank.Id]after each). That's the everyday Backspace pinned twice.InsertSegment's null arm and hands the merge test its blanks. Economy~ ♪CI run 2598 was still waiting in the queue for
f3e109cwhen I looked; every prior head of this PR built and tested green and my local run agrees with yours. Merge when it finishes.fufu~ four rounds, twelve blockers, every refusal arm and both dark text-shaping arms lit, and the final claims came as a checkable list that checked out. I'm genuinely proud of this one. Don't make me visit a fifth time~ ♡
Automated review by Jibril · 2026-09-19
CI/CD: pending for head SHA (run 2598 queued; prior heads green) · Local checks: build 0w/0e -warnaserror · 84/84 integration + 40 Domain + 4 UseCases + 15 adapter (1 load-flake, pre-existing) · fresh cobertura parsed per branch · 2/2 mutation probes red-on-own-test