merge(R1): Validator MVP P0 (worktree a0dcb652)

This commit is contained in:
Dom
2026-05-24 17:53:30 +02:00
8 changed files with 851 additions and 0 deletions

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@@ -53,6 +53,42 @@ _replay_verifier = ReplayVerifier()
_replay_learner = ReplayLearner()
_audit_trail = AuditTrail()
# Validator V2 (MVP P0) — flag RPA_VALIDATOR_V2_ENABLED, OFF par défaut.
# Lazy init au premier appel : EasyOCR/docTR sont chargés à la demande.
_validator_v2 = None
def _get_validator_v2():
"""Lazy init du Validator V2. Active uniquement si flag ON."""
global _validator_v2
if _validator_v2 is not None:
return _validator_v2
if os.environ.get("RPA_VALIDATOR_V2_ENABLED", "").lower() not in ("1", "true", "yes", "on"):
return None
try:
from core.validation import (
OcrRoiChecker,
PixelDiffChecker,
Validator,
)
pixel = PixelDiffChecker(_replay_verifier)
ocr_click = OcrRoiChecker(radius_px=80)
ocr_type = OcrRoiChecker(radius_px=120)
_validator_v2 = Validator(
checkers={
"click": [ocr_click, pixel],
"double_click": [ocr_click, pixel],
"right_click": [ocr_click, pixel],
"type": [ocr_type, pixel],
},
default_checkers=[pixel],
)
logger.info("[VALIDATOR_V2] activé (flag RPA_VALIDATOR_V2_ENABLED=ON)")
except Exception as exc:
logger.warning(f"[VALIDATOR_V2] init impossible: {exc}")
_validator_v2 = None
return _validator_v2
# Nombre maximum de retries par action avant de déclarer un échec
MAX_RETRIES_PER_ACTION = 3
@@ -3607,6 +3643,10 @@ async def report_action_result(report: ReplayResultReport):
# Skip aussi la vérification serveur si l'agent a déjà géré la popup
skip_verify = skip_verify or agent_handled_popup
verification = None
# [VALIDATOR_V2] override conditionnel — flag RPA_VALIDATOR_V2_ENABLED.
# Si verdict ≠ COMPLETE, on force result.success=False et on expose failure_category.
validator_v2_result = None
validator_v2_failure_category = None
if report.success and screenshot_after and not skip_verify:
# Utiliser le screenshot_before envoyé par l'agent (Critic fiable)
# Fallback sur le dernier screenshot stocké côté serveur
@@ -3617,7 +3657,35 @@ async def report_action_result(report: ReplayResultReport):
result_dict = {
"success": report.success,
"error": report.error,
"actual_position": report.actual_position,
}
# === Validator V2 (P0 MVP) — derrière flag, sinon no-op ===
v2 = _get_validator_v2()
if v2 is not None:
try:
validator_v2_result = v2.validate(
action=action_dict,
result=result_dict,
screenshot_before=screenshot_before,
screenshot_after=screenshot_after,
context={},
)
from core.validation import Verdict as _V2Verdict
if validator_v2_result.verdict != _V2Verdict.COMPLETE:
validator_v2_failure_category = (
validator_v2_result.failure_category.value
if validator_v2_result.failure_category else None
)
report.success = False
logger.info(
f"[VALIDATOR_V2] override success→False action={action_id} "
f"verdict={validator_v2_result.verdict.value} "
f"conf={validator_v2_result.confidence:.2f} "
f"failure_category={validator_v2_failure_category} "
f"reason={validator_v2_result.reasoning[:120]}"
)
except Exception as exc:
logger.warning(f"[VALIDATOR_V2] échec: {exc}")
# Utiliser le Critic sémantique si l'action a un expected_result
expected_result = (original_action or {}).get("expected_result", "")
action_intention = (original_action or {}).get("intention", "")
@@ -3686,6 +3754,8 @@ async def report_action_result(report: ReplayResultReport):
"actual_position": report.actual_position,
"retry_count": retry_count,
"verification": verification.to_dict() if verification else None,
"validator_v2": validator_v2_result.to_dict() if validator_v2_result else None,
"failure_category": validator_v2_failure_category,
"resolution_method": report.resolution_method,
"resolution_score": report.resolution_score,
"resolution_elapsed_ms": report.resolution_elapsed_ms,

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@@ -0,0 +1,31 @@
"""core.validation — Validator V2 (MVP P0).
Pattern Planner-Actor-Validator (cf. SPEC_VALIDATOR_MATRICE.md).
Donne un verdict structuré (Verdict / FailureCategory) sur l'effet d'une action
en agrégeant plusieurs Checkers spécialisés.
Périmètre P0 :
- PixelDiffChecker (wrapper ReplayVerifier existant)
- OcrRoiChecker (ROI 80px autour du clic, détecte WRONG_APPLICATION = bug step 10)
- Validator orchestrateur (dispatch action_type → checkers + agrégation conf)
Flag d'activation : variable d'env RPA_VALIDATOR_V2_ENABLED=true (OFF par défaut).
"""
from core.validation.result import (
FailureCategory,
ValidationResult,
Verdict,
)
from core.validation.pixel_diff_checker import PixelDiffChecker
from core.validation.ocr_roi_checker import OcrRoiChecker
from core.validation.orchestrator import Validator
__all__ = [
"Validator",
"Verdict",
"FailureCategory",
"ValidationResult",
"PixelDiffChecker",
"OcrRoiChecker",
]

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@@ -0,0 +1,171 @@
"""OcrRoiChecker — ROI 80px (ou 120 px pour type) autour du clic.
Détecte WRONG_APPLICATION (bug step 10) si un token suspect navigateur/système
apparaît dans la ROI alors qu'on attendait un label métier.
"""
from __future__ import annotations
import time
import unicodedata
from typing import Any, Callable, Dict, Optional
from core.validation.result import FailureCategory, ValidationResult, Verdict
def _strip_accents(s: str) -> str:
return "".join(
c for c in unicodedata.normalize("NFKD", s) if not unicodedata.combining(c)
).lower().strip()
class OcrRoiChecker:
name = "ocr_roi"
budget_ms = 200.0
SUSPECT_TOKENS = (
"edge", "chrome", "firefox", "mozilla", "opera",
"http", "https", "www.",
".com", ".fr", ".org", ".net", ".html",
"favoris", "favorite", "bookmark",
"barre d'adresse", "address bar",
"nouvel onglet", "new tab",
"securite windows", "windows security",
"user account control", "controle de compte",
"explorateur de fichiers", "file explorer",
)
def __init__(
self,
ocr_fn: Optional[Callable] = None,
radius_px: int = 80,
suspect_min_confidence: float = 0.85,
expected_min_confidence: float = 0.90,
):
self._ocr = ocr_fn # callable(PIL.Image) -> str ; lazy via TitleVerifier si None
self._radius = radius_px
self._suspect_conf = suspect_min_confidence
self._expected_conf = expected_min_confidence
def _ensure_ocr(self) -> Optional[Callable]:
if self._ocr is not None:
return self._ocr
try:
from core.grounding.title_verifier import TitleVerifier
tv = TitleVerifier()
self._ocr = tv._get_ocr()
except Exception:
self._ocr = None
return self._ocr
def check(
self,
action: Dict[str, Any],
result: Dict[str, Any],
screenshot_before: Optional[str],
screenshot_after: Optional[str],
context: Dict[str, Any],
) -> ValidationResult:
t0 = time.time()
target_spec = action.get("target_spec") or {}
expected_text = (
action.get("by_text")
or target_spec.get("by_text")
or context.get("expected_text")
or ""
)
actual_pos = result.get("actual_position") or {}
x_pct = actual_pos.get("x_pct") or action.get("x_pct") or target_spec.get("x_pct")
y_pct = actual_pos.get("y_pct") or action.get("y_pct") or target_spec.get("y_pct")
if not screenshot_after or x_pct is None or y_pct is None or not expected_text:
return ValidationResult(
verdict=Verdict.CONTINUE, confidence=0.2,
check_used=self.name, elapsed_ms=(time.time() - t0) * 1000,
reasoning="ROI indéfinie (coords ou expected_text manquants)",
)
try:
from agent_v0.server_v1.replay_verifier import ReplayVerifier
img = ReplayVerifier()._load_single_image(screenshot_after)
except Exception as exc:
return ValidationResult(
verdict=Verdict.CONTINUE, confidence=0.1,
check_used=self.name, elapsed_ms=(time.time() - t0) * 1000,
reasoning=f"Chargement image impossible: {exc}",
)
w, h = img.size
cx, cy = int(float(x_pct) * w), int(float(y_pct) * h)
r = self._radius
bbox = (max(0, cx - r), max(0, cy - r), min(w, cx + r), min(h, cy + r))
roi = img.crop(bbox)
ocr_fn = self._ensure_ocr()
if ocr_fn is None:
return ValidationResult(
verdict=Verdict.CONTINUE, confidence=0.1,
check_used=self.name, elapsed_ms=(time.time() - t0) * 1000,
reasoning="OCR indisponible (EasyOCR/docTR non chargés)",
)
try:
raw_text = ocr_fn(roi) or ""
except Exception as exc:
return ValidationResult(
verdict=Verdict.CONTINUE, confidence=0.1,
check_used=self.name, elapsed_ms=(time.time() - t0) * 1000,
reasoning=f"OCR erreur: {exc}",
)
text_norm = _strip_accents(raw_text)
expected_norm = _strip_accents(expected_text)
elapsed_ms = (time.time() - t0) * 1000
evidence = {
"roi_text": raw_text[:200],
"roi_bbox": list(bbox),
"expected": expected_text,
}
# Priorité absolue : token suspect → WRONG_APPLICATION (bug step 10 / dialog perdu)
for suspect in self.SUSPECT_TOKENS:
if suspect in text_norm and suspect not in expected_norm:
return ValidationResult(
verdict=Verdict.TERMINATE, confidence=self._suspect_conf,
check_used=self.name, elapsed_ms=elapsed_ms,
failure_category=FailureCategory.WRONG_APPLICATION,
reasoning=(
f"Token suspect '{suspect}' dans ROI clic "
f"(attendu '{expected_text[:40]}') — cible hors-app"
),
raw_evidence=evidence,
)
# Match exact normalisé
if expected_norm and expected_norm in text_norm:
return ValidationResult(
verdict=Verdict.COMPLETE, confidence=self._expected_conf,
check_used=self.name, elapsed_ms=elapsed_ms,
reasoning=f"Texte '{expected_text[:40]}' trouvé dans ROI",
raw_evidence=evidence,
)
# Match partiel mot-à-mot
toks = [t for t in expected_norm.split() if len(t) > 2]
if toks:
hits = sum(1 for tok in toks if tok in text_norm)
ratio = hits / len(toks)
if ratio >= 0.5:
return ValidationResult(
verdict=Verdict.COMPLETE, confidence=0.6 + 0.3 * ratio,
check_used=self.name, elapsed_ms=elapsed_ms,
reasoning=f"Match partiel {hits}/{len(toks)} tokens",
raw_evidence=evidence,
)
return ValidationResult(
verdict=Verdict.CONTINUE, confidence=0.4,
check_used=self.name, elapsed_ms=elapsed_ms,
failure_category=FailureCategory.OCR_TEXT_MISSING,
reasoning=f"Texte '{expected_text[:40]}' non trouvé dans ROI",
raw_evidence=evidence,
)

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@@ -0,0 +1,79 @@
"""Validator orchestrator — dispatch action_type → checkers + agrégation.
Règles d'agrégation (cf. SPEC_VALIDATOR_MATRICE.md §6.2) :
- Si un checker rend TERMINATE conf ≥ 0.85 → return immédiat
- Si un checker rend COMPLETE conf ≥ accept_confidence → return (max conf)
- Sinon → dernier résultat (CONTINUE), à charge du caller d'escalader/retrier
"""
from __future__ import annotations
import logging
from typing import Any, Dict, List, Optional
from core.validation.result import ValidationResult, Verdict
logger = logging.getLogger(__name__)
class Validator:
def __init__(
self,
checkers: Dict[str, List[Any]],
default_checkers: Optional[List[Any]] = None,
accept_confidence: float = 0.70,
terminate_confidence: float = 0.85,
):
self._checkers = checkers
self._default = default_checkers or []
self._accept = accept_confidence
self._terminate_conf = terminate_confidence
def validate(
self,
action: Dict[str, Any],
result: Dict[str, Any],
screenshot_before: Optional[str] = None,
screenshot_after: Optional[str] = None,
context: Optional[Dict[str, Any]] = None,
) -> ValidationResult:
ctx = context or {}
action_type = action.get("type", "")
candidates = self._checkers.get(action_type) or self._default
results: List[ValidationResult] = []
for checker in candidates:
try:
res = checker.check(
action, result, screenshot_before, screenshot_after, ctx
)
except Exception as exc:
logger.warning(
"[VALIDATOR] checker %s a planté: %s",
getattr(checker, "name", checker), exc,
)
continue
results.append(res)
logger.info(
"[VALIDATOR] check=%s verdict=%s conf=%.2f elapsed=%.0fms",
res.check_used, res.verdict.value, res.confidence, res.elapsed_ms,
)
# Règle 1 — TERMINATE haute conf : court-circuit
if res.verdict == Verdict.TERMINATE and res.confidence >= self._terminate_conf:
return res
# Règle 2 — COMPLETE haute conf : court-circuit
if res.verdict == Verdict.COMPLETE and res.confidence >= self._accept:
return res
# Aucun checker concluant : agrégation finale
if results:
# Préférer un COMPLETE si présent, sinon le plus confiant
completes = [r for r in results if r.verdict == Verdict.COMPLETE]
if completes:
return max(completes, key=lambda r: r.confidence)
return max(results, key=lambda r: r.confidence)
return ValidationResult(
verdict=Verdict.CONTINUE, confidence=0.3,
check_used="no_checker", elapsed_ms=0.0,
reasoning=f"Aucun checker pour action_type='{action_type}'",
)

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@@ -0,0 +1,68 @@
"""PixelDiffChecker — wrapper de ReplayVerifier.verify_action (~15 ms).
Pré-filtre rapide : si l'écran n'a pas du tout changé, l'action a probablement
échoué. Réutilise l'instance _replay_verifier globale d'api_stream.
"""
from __future__ import annotations
import time
from typing import Any, Dict, Optional
from core.validation.result import FailureCategory, ValidationResult, Verdict
class PixelDiffChecker:
name = "pixel_diff"
budget_ms = 15.0
def __init__(self, replay_verifier):
self._rv = replay_verifier
def check(
self,
action: Dict[str, Any],
result: Dict[str, Any],
screenshot_before: Optional[str],
screenshot_after: Optional[str],
context: Dict[str, Any],
) -> ValidationResult:
t0 = time.time()
try:
pr = self._rv.verify_action(
action=action,
result=result,
screenshot_before=screenshot_before,
screenshot_after=screenshot_after,
)
except Exception as exc:
return ValidationResult(
verdict=Verdict.CONTINUE,
confidence=0.1,
check_used=self.name,
elapsed_ms=(time.time() - t0) * 1000,
reasoning=f"PixelDiff erreur: {exc}",
)
elapsed = (time.time() - t0) * 1000
# Map verdict ReplayVerifier → Verdict Validator
if pr.suggestion == "continue" and pr.changes_detected:
verdict, conf, fc = Verdict.COMPLETE, pr.confidence, None
elif pr.suggestion == "retry":
verdict = Verdict.CONTINUE
conf = max(0.4, pr.confidence - 0.2)
fc = FailureCategory.NO_VISUAL_CHANGE
else:
verdict, conf, fc = Verdict.CONTINUE, 0.3, None
return ValidationResult(
verdict=verdict,
confidence=conf,
check_used=self.name,
elapsed_ms=elapsed,
reasoning=pr.detail,
failure_category=fc,
raw_evidence={
"change_area_pct": pr.change_area_pct,
"local_change_pct": pr.local_change_pct,
},
)

53
core/validation/result.py Normal file
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@@ -0,0 +1,53 @@
"""Dataclasses du Validator — Verdict, FailureCategory, ValidationResult.
Cf. SPEC_VALIDATOR_MATRICE.md §1 et AXE_B2_DEEP_VALIDATOR.md §3.1.
"""
from __future__ import annotations
from dataclasses import dataclass, field
from enum import Enum
from typing import Any, Dict, Optional
class Verdict(str, Enum):
"""Trois verdicts possibles (calque Skyvern complete/terminate/continue)."""
COMPLETE = "complete" # l'action a eu l'effet voulu
CONTINUE = "continue" # effet pas encore visible → recheck/wait
TERMINATE = "terminate" # échec irrécupérable → pause supervisée
class FailureCategory(str, Enum):
"""Classification des échecs (restreinte au contexte rpa_vision_v3)."""
WRONG_TARGET = "wrong_target"
WRONG_APPLICATION = "wrong_application" # bug step 10 (clic hors-app)
NO_VISUAL_CHANGE = "no_visual_change"
UNEXPECTED_DIALOG = "unexpected_dialog"
OCR_TEXT_MISSING = "ocr_text_missing"
SCHEMA_INVALID = "schema_invalid"
UI_LOADING = "ui_loading"
UNKNOWN = "unknown"
@dataclass
class ValidationResult:
"""Résultat d'un check. Toujours sérialisable JSON."""
verdict: Verdict
confidence: float
check_used: str
elapsed_ms: float
reasoning: str = ""
failure_category: Optional[FailureCategory] = None
raw_evidence: Dict[str, Any] = field(default_factory=dict)
def to_dict(self) -> Dict[str, Any]:
return {
"verdict": self.verdict.value,
"confidence": round(self.confidence, 3),
"check_used": self.check_used,
"elapsed_ms": round(self.elapsed_ms, 1),
"reasoning": self.reasoning,
"failure_category": (
self.failure_category.value if self.failure_category else None
),
"raw_evidence": self.raw_evidence,
}

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@@ -0,0 +1,130 @@
"""Repro offline du bug fonctionnel : replay_sess_4c38dbb8 / act_raw_6c1432b3.
L'agent rapporte success=True après avoir cliqué sur le bouton "Enregistrer"
du dialog "Enregistrer sous", mais la fenêtre active après le clic est
"rpa_vision : Explorateur de fichiers" — l'app a basculé hors du Bloc-notes.
Le Validator MVP P0 doit attribuer failure_category=WRONG_APPLICATION via
OcrRoiChecker (token suspect 'explorateur de fichiers' dans la ROI) et donc
override success → False.
Stratégie de fixture :
- screenshot_after synthétique : 800×600 avec "rpa_vision : Explorateur de fichiers"
au centre (= bug observé : la fenêtre est passée à l'Explorateur).
- screenshot_before : dialog "Enregistrer sous" (texte centré).
- action : click_anchor sur "Enregistrer" au centre (x_pct=0.5, y_pct=0.5).
- OCR injecté : fake qui retourne le texte du screenshot_after.
"""
from __future__ import annotations
import base64
import io
import pytest
pytestmark = [pytest.mark.integration]
def _png_b64(img) -> str:
buf = io.BytesIO()
img.save(buf, format="PNG")
return base64.b64encode(buf.getvalue()).decode("ascii")
def _make_screenshot(text: str, color=(245, 245, 245), size=(1920, 1080)):
"""Screenshot 1920x1080 avec un texte centré (visible dans la ROI 80px)."""
from PIL import Image, ImageDraw
img = Image.new("RGB", size, color=color)
draw = ImageDraw.Draw(img)
cx, cy = size[0] // 2, size[1] // 2
draw.text((cx - 200, cy - 8), text, fill=(0, 0, 0))
return img
@pytest.fixture
def bug_step10_fixtures():
"""Reproduit la situation act_raw_6c1432b3 sans OCR réel.
L'OCR est mocké pour retourner ce que verrait EasyOCR sur le screenshot after.
"""
before = _png_b64(_make_screenshot("Enregistrer sous"))
after = _png_b64(_make_screenshot("rpa_vision : Explorateur de fichiers"))
action = {
"type": "click",
"action_id": "act_raw_6c1432b3",
"by_text": "Enregistrer",
"target_spec": {
"by_text": "Enregistrer",
"window_title": "Enregistrer sous",
},
# Position normalisée au centre du screen (où le bouton "Enregistrer"
# était attendu d'après replay_sess_4c38dbb8.failures.jsonl)
"x_pct": 0.5289,
"y_pct": 0.7913,
}
# L'agent rapporte success=True (c'est le bug : pixel-diff legacy ne discrimine pas)
result = {
"success": True,
"actual_position": {"x_pct": 0.5289, "y_pct": 0.7913},
}
return before, after, action, result
def test_validator_detects_wrong_application_on_act_raw_6c1432b3(bug_step10_fixtures):
"""Le Validator doit retourner WRONG_APPLICATION malgré success=True client."""
from core.validation import OcrRoiChecker, Validator, Verdict, FailureCategory
before, after, action, result = bug_step10_fixtures
# OCR fake : on simule que EasyOCR lit dans la ROI le titre de la fenêtre
# active après le clic (l'Explorateur de fichiers a pris le focus).
def fake_ocr(crop):
# On suppose que la ROI 80×80 autour du clic au milieu-bas tombe
# sur la zone du texte. Pour le test, on retourne directement le
# texte qui ferait foi.
return "rpa_vision : Explorateur de fichiers"
ocr_click = OcrRoiChecker(ocr_fn=fake_ocr, radius_px=80)
# Construit le même Validator que api_stream._get_validator_v2()
validator = Validator(checkers={"click": [ocr_click]})
vr = validator.validate(
action=action,
result=result,
screenshot_before=before,
screenshot_after=after,
context={},
)
# Verdict attendu : TERMINATE / WRONG_APPLICATION (token 'explorateur de fichiers')
assert vr.verdict == Verdict.TERMINATE, (
f"Verdict attendu TERMINATE, obtenu {vr.verdict} (reasoning={vr.reasoning})"
)
assert vr.failure_category == FailureCategory.WRONG_APPLICATION
assert vr.confidence >= 0.85
assert "explorateur" in vr.reasoning.lower() or "explorateur" in vr.raw_evidence.get("roi_text", "").lower()
def test_validator_complete_when_correct_window_active(bug_step10_fixtures):
"""Sanity : si l'OCR voit bien 'Enregistrer' dans la ROI, le verdict est COMPLETE."""
from core.validation import OcrRoiChecker, Validator, Verdict
before, after_bad, action, result = bug_step10_fixtures
after_good = _png_b64(_make_screenshot("Document enregistre - Bloc-notes"))
def fake_ocr(crop):
return "Bouton Enregistrer cliqué — Bloc-notes"
validator = Validator(
checkers={"click": [OcrRoiChecker(ocr_fn=fake_ocr, radius_px=80)]},
)
vr = validator.validate(
action=action,
result=result,
screenshot_before=before,
screenshot_after=_png_b64(_make_screenshot("après save Bloc-notes")),
context={},
)
assert vr.verdict == Verdict.COMPLETE
assert vr.failure_category is None

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@@ -0,0 +1,249 @@
"""Tests unitaires du Validator V2 (P0 MVP).
Cf. SPEC_VALIDATOR_MATRICE.md, AXE_B2_DEEP_VALIDATOR.md.
"""
from __future__ import annotations
import base64
import io
from pathlib import Path
import pytest
pytestmark = pytest.mark.unit
def _png_b64(img) -> str:
"""Encode une image PIL en base64 (préfixé iVBOR pour _load_single_image)."""
buf = io.BytesIO()
img.save(buf, format="PNG")
return base64.b64encode(buf.getvalue()).decode("ascii")
def _make_image(text: str = "", color=(255, 255, 255), size=(800, 600)):
"""Crée une image PIL 800x600 avec du texte centré (pour OCR fake)."""
from PIL import Image, ImageDraw
img = Image.new("RGB", size, color=color)
if text:
draw = ImageDraw.Draw(img)
draw.text((size[0] // 2 - 100, size[1] // 2), text, fill=(0, 0, 0))
return img
# ----------------------------------------------------------------------------
# PixelDiffChecker
# ----------------------------------------------------------------------------
class _FakeVerifierResult:
def __init__(self, suggestion, changes_detected, confidence, detail="",
change_area_pct=0.0, local_change_pct=0.0):
self.suggestion = suggestion
self.changes_detected = changes_detected
self.confidence = confidence
self.detail = detail
self.change_area_pct = change_area_pct
self.local_change_pct = local_change_pct
class _FakeReplayVerifier:
def __init__(self, result):
self._r = result
def verify_action(self, action, result, screenshot_before, screenshot_after):
return self._r
def test_pixel_diff_complete_when_changes_detected():
from core.validation import PixelDiffChecker, Verdict
rv = _FakeReplayVerifier(_FakeVerifierResult(
suggestion="continue", changes_detected=True, confidence=0.85,
detail="pixels changés"
))
checker = PixelDiffChecker(rv)
res = checker.check({"type": "click"}, {"success": True}, "x", "y", {})
assert res.verdict == Verdict.COMPLETE
assert res.confidence == pytest.approx(0.85)
assert res.check_used == "pixel_diff"
def test_pixel_diff_continue_when_retry_suggested():
from core.validation import PixelDiffChecker, Verdict, FailureCategory
rv = _FakeReplayVerifier(_FakeVerifierResult(
suggestion="retry", changes_detected=False, confidence=0.7,
detail="aucun changement"
))
res = PixelDiffChecker(rv).check({"type": "click"}, {"success": True}, "x", "y", {})
assert res.verdict == Verdict.CONTINUE
assert res.failure_category == FailureCategory.NO_VISUAL_CHANGE
def test_pixel_diff_handles_internal_exception():
from core.validation import PixelDiffChecker, Verdict
class _BadVerifier:
def verify_action(self, **kw):
raise RuntimeError("boom")
res = PixelDiffChecker(_BadVerifier()).check(
{"type": "click"}, {"success": True}, "x", "y", {}
)
assert res.verdict == Verdict.CONTINUE
assert "boom" in res.reasoning
# ----------------------------------------------------------------------------
# OcrRoiChecker — avec ocr_fn injecté (pas d'EasyOCR ici)
# ----------------------------------------------------------------------------
def test_ocr_roi_detects_wrong_application_suspect_token():
"""Bug step 10 : token 'edge' / 'explorateur de fichiers' dans ROI = WRONG_APPLICATION."""
from core.validation import OcrRoiChecker, Verdict, FailureCategory
img = _make_image()
img_b64 = _png_b64(img)
# OCR fake retourne un titre Explorateur de fichiers alors qu'on attendait "Enregistrer"
checker = OcrRoiChecker(ocr_fn=lambda _crop: "rpa_vision : Explorateur de fichiers")
res = checker.check(
action={"type": "click", "by_text": "Enregistrer", "x_pct": 0.5, "y_pct": 0.5},
result={"success": True, "actual_position": {"x_pct": 0.5, "y_pct": 0.5}},
screenshot_before=None,
screenshot_after=img_b64,
context={},
)
assert res.verdict == Verdict.TERMINATE
assert res.failure_category == FailureCategory.WRONG_APPLICATION
assert res.confidence >= 0.85
def test_ocr_roi_complete_when_expected_text_in_roi():
from core.validation import OcrRoiChecker, Verdict
img_b64 = _png_b64(_make_image())
checker = OcrRoiChecker(ocr_fn=lambda _: "Bouton Enregistrer actif")
res = checker.check(
action={"type": "click", "by_text": "Enregistrer", "x_pct": 0.5, "y_pct": 0.5},
result={"success": True},
screenshot_before=None,
screenshot_after=img_b64,
context={},
)
assert res.verdict == Verdict.COMPLETE
assert res.confidence >= 0.85
def test_ocr_roi_ocr_text_missing_when_no_match():
from core.validation import OcrRoiChecker, Verdict, FailureCategory
img_b64 = _png_b64(_make_image())
checker = OcrRoiChecker(ocr_fn=lambda _: "texte sans rapport")
res = checker.check(
action={"type": "click", "by_text": "Enregistrer", "x_pct": 0.5, "y_pct": 0.5},
result={"success": True},
screenshot_before=None,
screenshot_after=img_b64,
context={},
)
assert res.verdict == Verdict.CONTINUE
assert res.failure_category == FailureCategory.OCR_TEXT_MISSING
def test_ocr_roi_missing_coords_returns_continue():
from core.validation import OcrRoiChecker, Verdict
img_b64 = _png_b64(_make_image())
checker = OcrRoiChecker(ocr_fn=lambda _: "")
res = checker.check(
action={"type": "click", "by_text": "Enregistrer"}, # no coords
result={"success": True},
screenshot_before=None,
screenshot_after=img_b64,
context={},
)
assert res.verdict == Verdict.CONTINUE
assert "ROI indéfinie" in res.reasoning
# ----------------------------------------------------------------------------
# Validator orchestrator
# ----------------------------------------------------------------------------
class _FakeChecker:
def __init__(self, name, verdict, conf, failure_category=None):
from core.validation.result import ValidationResult
self.name = name
self._res = ValidationResult(
verdict=verdict, confidence=conf, check_used=name, elapsed_ms=1.0,
failure_category=failure_category, reasoning=f"fake {name}",
)
def check(self, action, result, sb, sa, ctx):
return self._res
def test_validator_terminate_high_conf_short_circuits():
from core.validation import Validator, Verdict, FailureCategory
bad = _FakeChecker("ocr_roi", Verdict.TERMINATE, 0.9,
FailureCategory.WRONG_APPLICATION)
never = _FakeChecker("pixel", Verdict.COMPLETE, 0.99)
v = Validator(checkers={"click": [bad, never]})
res = v.validate({"type": "click"}, {"success": True})
assert res.verdict == Verdict.TERMINATE
assert res.failure_category == FailureCategory.WRONG_APPLICATION
assert res.check_used == "ocr_roi"
def test_validator_complete_high_conf_short_circuits():
from core.validation import Validator, Verdict
ok = _FakeChecker("ocr_roi", Verdict.COMPLETE, 0.95)
v = Validator(checkers={"click": [ok, _FakeChecker("pixel", Verdict.CONTINUE, 0.3)]})
res = v.validate({"type": "click"}, {"success": True})
assert res.verdict == Verdict.COMPLETE
assert res.check_used == "ocr_roi"
def test_validator_falls_back_to_default_checkers():
from core.validation import Validator, Verdict
d = _FakeChecker("default", Verdict.COMPLETE, 0.8)
v = Validator(checkers={}, default_checkers=[d])
res = v.validate({"type": "unknown_action"}, {"success": True})
assert res.check_used == "default"
assert res.verdict == Verdict.COMPLETE
def test_validator_no_checker_returns_neutral_continue():
from core.validation import Validator, Verdict
v = Validator(checkers={})
res = v.validate({"type": "click"}, {"success": True})
assert res.verdict == Verdict.CONTINUE
assert res.check_used == "no_checker"
def test_validator_skips_checker_that_raises():
from core.validation import Validator, Verdict
class _Boom:
name = "boom"
def check(self, *a, **kw):
raise RuntimeError("crash")
ok = _FakeChecker("ok", Verdict.COMPLETE, 0.9)
v = Validator(checkers={"click": [_Boom(), ok]})
res = v.validate({"type": "click"}, {"success": True})
assert res.check_used == "ok"
# ----------------------------------------------------------------------------
# Sérialisation ValidationResult
# ----------------------------------------------------------------------------
def test_validation_result_to_dict_is_json_serializable():
import json
from core.validation import FailureCategory, Verdict
from core.validation.result import ValidationResult
r = ValidationResult(
verdict=Verdict.TERMINATE, confidence=0.88,
check_used="ocr_roi", elapsed_ms=42.7,
reasoning="trop long" * 5,
failure_category=FailureCategory.WRONG_APPLICATION,
raw_evidence={"roi_text": "abc"},
)
d = r.to_dict()
s = json.dumps(d) # ne doit pas lever
assert "wrong_application" in s
assert d["verdict"] == "terminate"