Files
document-haness/docs/clean-architecture-backend-template/final/evidence/raw/messaging-nats-experimental-f04.txt
T
DongHyeonkaandClaude Opus 5 b2963105a8 docs(keycloak-session-store): import the session-storage lab as a new project
The keycloak project ended with four open questions that design could not
settle. A two-VM lab was built to answer them by measurement, and this is
that material: 26 experiments, 125 raw command outputs, 22 browser captures.

Follows the import procedure in README.md.

  source/     the originating repository verbatim — 78 documents, 28 SVGs,
              8 manifests, plus .source-revision recording the commit
  final/      the SSOT
    document.md   729 lines written from the 29 experiment documents, not
                  concatenated: what was predicted, what was measured, and
                  where the measurement itself was wrong
    evidence/raw    125 outputs, flattened to <experiment>__<file> because
                    the originals collided (01-baseline.txt appeared three
                    times) and the audit only globs the top level
    evidence/meta   one per raw file; command and exitCode are null and the
                    README says why rather than inventing them
    evidence/browser  22 captures
    assets/       three diagrams through techviz
    .techviz/     their VizSpecs

A separate project rather than an addition to keycloak: the B-layer answers
that project's four questions, but the A, C and D layers are about cluster
failure, SSO and operations, and one document.md should hold one subject.
The four question records there can point here through 관계.

Recorded rather than papered over: only three of the 28 diagrams were
remade. The repository forbids hand-drawn SVG and forbids titles inside the
canvas; all 28 originals carry both, so converting them is redrawing, not
reformatting. They stay in source/ and the gap is written into the document.

verify-pipeline.py passes. audit-records.py reports no issues.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
2026-09-04 22:51:59 +09:00

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### 17.4 P3 — 경과 시간 회귀를 막으려는 어셈블이 항상 참이다
```java
@Test
void theReportedElapsedTimeIsMeasuredRatherThanZero() {
PublishResult result = await(failingWith(new TimeoutException("no ack")).publish(request(64)));
assertThat(result.elapsed())
.as("every outcome reported Duration.ZERO, so latency evidence was fiction")
.isGreaterThanOrEqualTo(Duration.ZERO);
}
```
`as(...)` 가 막으려는 회귀는 "모든 결과가 `Duration.ZERO` 를 보고하던 것"이다. 그런데 어셈블은 `>= Duration.ZERO` 다. `Duration.ZERO` 는 이 조건을 통과한다. 경과 시간은 시작 시점에서 잰 값이라 음수가 될 수 없으므로, 이 어셈블은 **구현이 무엇을 하든 통과한다.**