FN-8883: migrate executor tests to StepSessionExecutor seam
Route executor lifecycle tests through graph-owned StepSessionExecutor fixtures.
- Add reusable workflow routing, worktree refresh, and implementation-session test helpers
- Update executor prompt, step-session, pause, and completion assertions for graph-owned sessions
- Document the graph executor fixture seams for focused verification
Files changed:
docs/testing.md | 3 +
.../__tests__/ephemeral-task-create-gate.test.ts | 29 +-
.../engine/src/__tests__/executor-prompt.test.ts | 417 ++++++++++++---------
.../src/__tests__/executor-review-verdicts.test.ts | 2 +-
.../executor-step-numbering-zero-based.test.ts | 23 +-
.../src/__tests__/executor-step-session.test.ts | 152 ++++++--
.../executor-task-done-summary.test.ts | 14 +-
.../engine/src/__tests__/executor-test-helpers.ts | 65 +++-
8 files changed, 468 insertions(+), 237 deletions(-)
Fusion-Task-Id: FN-8883
Fusion-Task-Lineage: 7ebbee52-fe43-4e18-b0e9-2253911a0acb
Co-authored-by: Fusion (runfusion.ai) <noreply@runfusion.ai>
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