Pannello visione operatore: barra senza input file con camera, Salva, Registra conta le quote, svg al posto del canvas, NaN

Refs #118 #119 #120 #121

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

src/frontend/flask_app/tests/test_vision_operatore.py

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+"""gitea:Adriano/TieMeasureFlow#118 #119 #120 #121 - pannello visione dell'operatore (task_execute.html).
+
+Controlli sul testo del template: barra in alto con/senza camera, pulsante Salva,
+conteggio quote e «Completato» dopo «Registra», cella NaN, svg al posto del canvas.
+"""
+import re
+from pathlib import Path
+
+TEMPLATE = Path(__file__).resolve().parents[1] / "templates" / "measure" / "task_execute.html"
+SRC = TEMPLATE.read_text(encoding="utf-8")
+
+
+def _panel():
+    start = SRC.rindex("<div", 0, SRC.index('x-data="visionExecute()"'))
+    return SRC[start:SRC.index("MEASUREMENT TIMER BANNER")]
+
+
+def _bar(panel):
+    # barra in alto: dall'apertura fino al blocco di errore
+    return panel[:panel.index('<div x-show="error"')]
+
+
+def test_file_input_only_without_camera():
+    # #119: l'input file «Acquisisci immagine/Riprova» sta nel ramo `not camera_enabled`
+    bar = _bar(_panel())
+    no_cam = bar[bar.index("{% if not camera_enabled %}"):bar.index("{% else %}")]
+    assert 'type="file"' in no_cam
+    cam = bar[bar.index("{% else %}"):]
+    assert 'type="file"' not in cam
+    assert bar.count('type="file"') == 1
+
+
+def test_camera_bar_has_grab_and_record_only():
+    # #119: con camera «Acquisisci da camera» (grab) e «Registra»; in_linea resta Pausa/Riprendi
+    cam = _bar(_panel())
+    cam = cam[cam.index("{% else %}"):]
+    assert "{{ _('Acquisisci da camera') }}" in cam and '@click="grab()"' in cam
+    assert '@click="record()"' in cam and "{{ _('Registra') }}" in cam
+    assert "togglePause()" in cam and "{{ _('Pausa') }}" in cam and "{{ _('Riprendi') }}" in cam
+    assert "onPick(" not in cam
+
+
+def test_save_button_in_zoom_bar_between_adatta_and_percent():
+    # #119: «Salva» dopo «Adatta», prima della percentuale; script save_image.js incluso
+    panel = _panel()
+    assert panel.index("{{ _('Adatta') }}") < panel.index("{{ _('Salva') }}") < panel.index('x-text="zPct()"')
+    assert '@click="saveImage()"' in panel and "{{ _('Salva immagine') }}" in panel
+    assert "js/save_image.js" in SRC
+    assert "taskName:" in SRC
+
+
+def test_overlay_is_svg_not_canvas():
+    # #121: svg dentro il wrapper dello zoom, nessun canvas nel pannello
+    panel = _panel()
+    assert '<svg x-ref="overlay"' in panel and "<canvas" not in panel
+    assert panel.index('zSize()') < panel.index('<svg x-ref="overlay"') < panel.index('x-for="l in overlayLabels"')
+
+
+def test_value_cell_shows_nan_for_null():
+    # #118: la cella passa da fmtValue (null -> NaN), non da Number(r.value).toFixed
+    panel = _panel()
+    assert 'fmtValue(r.value, r.unit)' in panel
+    assert "Number(r.value)" not in panel
+
+
+def test_can_leave_task_depends_on_vision_recorded():
+    # #120: «Completato» e «Fine ciclo misura» richiedono visionRecorded per i task visione
+    m = re.search(r"get canLeaveTask\(\) \{(.*?)\n    \},", SRC, re.S)
+    assert m and "isVisionTask && !this.visionRecorded" in m.group(1)
+    assert m.group(1).index("visionRecorded") < m.group(1).index("cycleConfirmed")
+    assert "visionRecorded: false" in SRC
+
+
+def test_missing_label_says_record_the_piece():
+    # #120: non registrato -> «Registra il pezzo», non «Mancano N quote»
+    m = re.search(r"get missingQuotesLabel\(\) \{(.*?)\n    \},", SRC, re.S)
+    assert m and "Registra il pezzo" in m.group(1)
+    assert m.group(1).index("Registra il pezzo") < m.group(1).index("Mancano")
+
+
+def test_page_listens_to_vision_recorded_and_resets():
+    # #120: la radice ascolta l'evento; resetForNewCycle azzera visionRecorded; il ripristino mette deviation null
+    assert '@vision-recorded.window="onVisionRecorded($event.detail)"' in SRC
+    m = re.search(r"resetForNewCycle\(\) \{(.*?)\n    \},", SRC, re.S)
+    assert m and "visionRecorded = false" in m.group(1)
+    m = re.search(r"onVisionRecorded\(detail\) \{(.*?)\n    \},", SRC, re.S)
+    assert m and "visionRecorded = true" in m.group(1) and "this.measurements = " in m.group(1)
+    assert "deviation: m.value == null ? null" in SRC
+    assert "if (this.isVisionTask) this.visionRecorded = true" in SRC