"""Tests for app.services.recipe.time_effort — run RED before implementing.""" import pytest from app.services.recipe.time_effort import ( TimeEffortProfile, StepAnalysis, parse_time_effort, ) # ── Step classification ──────────────────────────────────────────────────── class TestPassiveClassification: def test_simmer_is_passive(self): result = parse_time_effort(["Simmer for 10 minutes."]) assert result.step_analyses[0].is_passive is True def test_bake_is_passive(self): result = parse_time_effort(["Bake at 375°F for 30 minutes."]) assert result.step_analyses[0].is_passive is True def test_chop_is_active(self): result = parse_time_effort(["Chop the onion finely."]) assert result.step_analyses[0].is_passive is False def test_sear_is_active(self): result = parse_time_effort(["Sear chicken over high heat."]) assert result.step_analyses[0].is_passive is False def test_let_rest_is_passive(self): result = parse_time_effort(["Let the dough rest for 20 minutes."]) assert result.step_analyses[0].is_passive is True def test_passive_keywords_matched_as_whole_words(self): # "settle" contains "set" — must NOT match as passive result = parse_time_effort(["Settle the dish on the table."]) assert result.step_analyses[0].is_passive is False def test_overnight_is_passive(self): result = parse_time_effort(["Marinate overnight in the fridge."]) assert result.step_analyses[0].is_passive is True def test_slow_cook_multiword_is_passive(self): result = parse_time_effort(["Slow cook on low for 6 hours."]) assert result.step_analyses[0].is_passive is True def test_pressure_cook_multiword_is_passive(self): result = parse_time_effort(["Pressure cook on high for 15 minutes."]) assert result.step_analyses[0].is_passive is True # ── Time extraction ──────────────────────────────────────────────────────── class TestTimeExtraction: def test_simple_minutes(self): result = parse_time_effort(["Cook for 10 minutes."]) assert result.step_analyses[0].detected_minutes == 10 def test_simple_hours_converted(self): result = parse_time_effort(["Braise for 2 hours."]) assert result.step_analyses[0].detected_minutes == 120 def test_range_takes_midpoint(self): # "15-20 minutes" → midpoint = 17 (int division: (15+20)//2 = 17) result = parse_time_effort(["Cook for 15-20 minutes."]) assert result.step_analyses[0].detected_minutes == 17 def test_range_with_endash(self): result = parse_time_effort(["Simmer for 15–20 minutes."]) assert result.step_analyses[0].detected_minutes == 17 def test_abbreviated_min(self): result = parse_time_effort(["Heat oil for 5 min."]) assert result.step_analyses[0].detected_minutes == 5 def test_abbreviated_hr(self): result = parse_time_effort(["Rest for 1 hr."]) assert result.step_analyses[0].detected_minutes == 60 def test_no_time_returns_none(self): result = parse_time_effort(["Add salt to taste."]) assert result.step_analyses[0].detected_minutes is None def test_cap_at_480_minutes(self): # 10 hours would be 600 min — capped at 480 result = parse_time_effort(["Ferment for 10 hours."]) assert result.step_analyses[0].detected_minutes == 480 def test_seconds_converted(self): result = parse_time_effort(["Blend for 30 seconds."]) assert result.step_analyses[0].detected_minutes == 1 # rounds up: ceil(30/60) or 1 as min floor # ── Time totals ──────────────────────────────────────────────────────────── class TestTimeTotals: def test_active_passive_split(self): steps = [ "Chop onions finely.", # active, no time "Sear chicken for 5 minutes per side.", # active, 5 min "Simmer for 20 minutes.", # passive, 20 min ] result = parse_time_effort(steps) assert result.active_min == 5 assert result.passive_min == 20 assert result.total_min == 25 def test_all_active_passive_zero(self): steps = ["Dice vegetables.", "Season with salt.", "Plate and serve."] result = parse_time_effort(steps) assert result.passive_min == 0 def test_zero_directions_returns_zero_profile(self): result = parse_time_effort([]) assert result.active_min == 0 assert result.passive_min == 0 assert result.total_min == 0 assert result.step_analyses == [] assert result.equipment == [] assert result.effort_label == "quick" # ── Effort label ─────────────────────────────────────────────────────────── class TestEffortLabel: def test_one_step_is_quick(self): result = parse_time_effort(["Serve cold."]) assert result.effort_label == "quick" def test_three_steps_is_quick(self): result = parse_time_effort(["a", "b", "c"]) assert result.effort_label == "quick" def test_four_steps_is_moderate(self): result = parse_time_effort(["a", "b", "c", "d"]) assert result.effort_label == "moderate" def test_seven_steps_is_moderate(self): result = parse_time_effort(["a"] * 7) assert result.effort_label == "moderate" def test_eight_steps_is_involved(self): result = parse_time_effort(["a"] * 8) assert result.effort_label == "involved" # ── Equipment detection ──────────────────────────────────────────────────── class TestEquipmentDetection: def test_knife_detected(self): result = parse_time_effort(["Dice the onion.", "Mince the garlic."]) assert "Knife" in result.equipment def test_skillet_keyword_fry(self): result = parse_time_effort(["Pan-fry the chicken over medium heat."]) assert "Skillet" in result.equipment def test_oven_detected(self): result = parse_time_effort(["Preheat oven to 400°F.", "Bake for 25 minutes."]) assert "Oven" in result.equipment def test_pot_detected(self): result = parse_time_effort(["Bring a large pot of water to boil."]) assert "Pot" in result.equipment def test_timer_added_when_any_passive_step(self): result = parse_time_effort(["Chop onion.", "Simmer for 10 minutes."]) assert "Timer" in result.equipment def test_no_timer_when_all_active(self): result = parse_time_effort(["Chop vegetables.", "Toss with dressing."]) assert "Timer" not in result.equipment def test_equipment_deduplicated(self): # Multiple steps with 'dice' should still yield only one Knife result = parse_time_effort(["Dice onion.", "Dice carrot.", "Dice celery."]) assert result.equipment.count("Knife") == 1 def test_no_equipment_when_empty(self): result = parse_time_effort([]) assert result.equipment == [] def test_slow_cooker_detected(self): result = parse_time_effort(["Place everything in the slow cooker."]) assert "Slow cooker" in result.equipment def test_pressure_cooker_detected(self): result = parse_time_effort(["Set instant pot to high pressure."]) assert "Pressure cooker" in result.equipment def test_colander_detected(self): result = parse_time_effort(["Drain the pasta through a colander."]) assert "Colander" in result.equipment def test_blender_detected(self): result = parse_time_effort(["Blend until smooth."]) assert "Blender" in result.equipment # ── Dataclass immutability ──────────────────────────────────────────────── class TestImmutability: def test_time_effort_profile_is_frozen(self): result = parse_time_effort(["Chop onion."]) with pytest.raises((AttributeError, TypeError)): result.active_min = 99 # type: ignore[misc] def test_step_analysis_is_frozen(self): result = parse_time_effort(["Simmer for 10 min."]) with pytest.raises((AttributeError, TypeError)): result.step_analyses[0].is_passive = False # type: ignore[misc]