"""
Test suite for Wine Tasting Visual Vocabulary MCP Server
Tests categorical properties, morphism preservation, and coherence constraints.
"""
import pytest
import asyncio
import server
from server import (
Varietal,
ClimateType,
WinemakingStyle,
OakTreatment,
AgeCategory,
BalanceProfile,
VARIETAL_CHARACTERISTICS,
CLIMATE_MODIFIERS,
AROMA_CLUSTERS
)
# Helper to call wrapped MCP functions synchronously for testing
def call_tool(tool_name, *args, **kwargs):
"""Helper to call FastMCP-wrapped tools synchronously in tests"""
tool = getattr(server, tool_name)
return tool.fn(*args, **kwargs)
# Create convenience wrappers for tests
def generate_wine_visual_vocabulary(*args, **kwargs):
return call_tool('generate_wine_visual_vocabulary', *args, **kwargs)
def compare_wine_profiles(*args, **kwargs):
return call_tool('compare_wine_profiles', *args, **kwargs)
def get_varietal_list(*args, **kwargs):
return call_tool('get_varietal_list', *args, **kwargs)
def get_aroma_clusters(*args, **kwargs):
return call_tool('get_aroma_clusters', *args, **kwargs)
def create_regional_preset(*args, **kwargs):
return call_tool('create_regional_preset', *args, **kwargs)
def evolution_sequence(*args, **kwargs):
return call_tool('evolution_sequence', *args, **kwargs)
class TestVarietalFunctor:
"""Test that varietal functor preserves expected structure"""
def test_all_varietals_have_complete_characteristics(self):
"""Every varietal must have all required attributes"""
required_keys = [
"color_base", "color_hue", "opacity", "texture",
"structure", "visual_weight", "characteristic_notes",
"edge_quality", "composition"
]
for varietal in Varietal:
char = VARIETAL_CHARACTERISTICS.get(varietal)
assert char is not None, f"Missing characteristics for {varietal.value}"
for key in required_keys:
assert key in char, f"Missing {key} for {varietal.value}"
def test_red_vs_white_opacity_patterns(self):
"""Red wines generally more opaque than whites"""
red_varietals = [
Varietal.CABERNET_SAUVIGNON,
Varietal.SYRAH,
Varietal.MERLOT
]
white_varietals = [
Varietal.SAUVIGNON_BLANC,
Varietal.RIESLING,
Varietal.PINOT_GRIGIO
]
avg_red_opacity = sum(
VARIETAL_CHARACTERISTICS[v]["opacity"] for v in red_varietals
) / len(red_varietals)
avg_white_opacity = sum(
VARIETAL_CHARACTERISTICS[v]["opacity"] for v in white_varietals
) / len(white_varietals)
# Reds can be equally or more opaque, but never significantly less
assert avg_red_opacity >= avg_white_opacity * 0.9
def test_pinot_noir_delicacy(self):
"""Pinot Noir should have characteristically light structure"""
pinot_char = VARIETAL_CHARACTERISTICS[Varietal.PINOT_NOIR]
assert pinot_char["opacity"] < 0.7, "Pinot should be translucent"
assert "delicate" in pinot_char["texture"].lower() or \
"silky" in pinot_char["texture"].lower()
assert "light" in pinot_char["visual_weight"].lower() or \
"ethereal" in pinot_char["visual_weight"].lower()
def test_cabernet_boldness(self):
"""Cabernet Sauvignon should have bold, structured characteristics"""
cab_char = VARIETAL_CHARACTERISTICS[Varietal.CABERNET_SAUVIGNON]
assert cab_char["opacity"] > 0.85, "Cabernet should be opaque"
assert "structured" in cab_char["texture"].lower() or \
"firm" in cab_char["texture"].lower()
assert "full" in cab_char["visual_weight"].lower()
class TestClimateFunctor:
"""Test that climate transformations preserve coherence"""
def test_climate_saturation_progression(self):
"""Warmer climates should increase saturation"""
climates_ordered = [
ClimateType.COOL,
ClimateType.MODERATE,
ClimateType.WARM,
ClimateType.HOT
]
saturations = [
CLIMATE_MODIFIERS[climate]["saturation_adjust"]
for climate in climates_ordered
]
# Should be monotonically increasing
for i in range(len(saturations) - 1):
assert saturations[i] <= saturations[i + 1]
def test_cool_climate_characteristics(self):
"""Cool climate should create angular, tense characteristics"""
cool_mod = CLIMATE_MODIFIERS[ClimateType.COOL]
assert cool_mod["saturation_adjust"] < 0
assert cool_mod["brightness_adjust"] >= 0
assert "angular" in cool_mod["texture_modifier"].lower() or \
"tense" in cool_mod["texture_modifier"].lower() or \
"crisp" in cool_mod["texture_modifier"].lower()
def test_warm_climate_characteristics(self):
"""Warm climate should create soft, relaxed characteristics"""
warm_mod = CLIMATE_MODIFIERS[ClimateType.WARM]
assert warm_mod["saturation_adjust"] > 0
assert "soft" in warm_mod["texture_modifier"].lower() or \
"relaxed" in warm_mod["atmosphere"].lower()
class TestAgeFunctor:
"""Test temporal evolution preserves categorical structure"""
def test_age_color_evolution_reds(self):
"""Red wines should progress purple → garnet → brick → brown"""
youthful = "purple ruby"
developing = "garnet ruby-brick"
mature = "brick garnet tawny"
past_prime = "brown tawny"
# Simplified check that color descriptors evolve appropriately
from server import AGE_TRANSFORMATIONS
assert "purple" in AGE_TRANSFORMATIONS[AgeCategory.YOUTHFUL]["red_color_shift"].lower() or \
"ruby" in AGE_TRANSFORMATIONS[AgeCategory.YOUTHFUL]["red_color_shift"].lower()
assert "brick" in AGE_TRANSFORMATIONS[AgeCategory.MATURE]["red_color_shift"].lower() or \
"tawny" in AGE_TRANSFORMATIONS[AgeCategory.MATURE]["red_color_shift"].lower()
def test_age_integration_progression(self):
"""Wine should become more integrated with age"""
from server import AGE_TRANSFORMATIONS
youthful_integration = AGE_TRANSFORMATIONS[AgeCategory.YOUTHFUL]["integration"]
mature_integration = AGE_TRANSFORMATIONS[AgeCategory.MATURE]["integration"]
assert "separate" in youthful_integration.lower() or \
"distinct" in youthful_integration.lower()
assert "seamless" in mature_integration.lower() or \
"unified" in mature_integration.lower() or \
"complete" in mature_integration.lower()
def test_clarity_degradation(self):
"""Clarity should degrade: brilliant → bright → clear → dull"""
from server import AGE_TRANSFORMATIONS
clarity_sequence = [
AGE_TRANSFORMATIONS[age]["visual_clarity"]
for age in [AgeCategory.YOUTHFUL, AgeCategory.DEVELOPING,
AgeCategory.MATURE, AgeCategory.PAST_PRIME]
]
assert "brilliant" in clarity_sequence[0].lower() or \
"star-bright" in clarity_sequence[0].lower()
assert "dull" in clarity_sequence[-1].lower() or \
"fading" in clarity_sequence[-1].lower()
class TestBalanceMorphism:
"""Test that balance relationships create coherent visual parameters"""
def test_high_acidity_creates_tension(self):
"""High acidity should create angular, taut visual qualities"""
high_acid = BalanceProfile(
acidity=9.0,
tannin=5.0,
sweetness=2.0,
alcohol=5.0,
body=5.0
)
tension = high_acid.get_visual_tension()
assert "high" in tension.lower() or "angular" in tension.lower() or \
"taut" in tension.lower()
def test_low_acidity_creates_softness(self):
"""Low acidity should create soft, relaxed visual qualities"""
low_acid = BalanceProfile(
acidity=3.0,
tannin=3.0,
sweetness=2.0,
alcohol=5.0,
body=5.0
)
tension = low_acid.get_visual_tension()
assert "low" in tension.lower() or "soft" in tension.lower() or \
"relaxed" in tension.lower()
def test_high_body_creates_density(self):
"""High body and alcohol should create visual weight"""
full_bodied = BalanceProfile(
acidity=5.0,
tannin=5.0,
sweetness=2.0,
alcohol=9.0,
body=9.0
)
weight = full_bodied.get_visual_weight()
assert "full" in weight.lower() or "dense" in weight.lower() or \
"heavy" in weight.lower()
def test_light_body_creates_transparency(self):
"""Low body and alcohol should create light visual weight"""
light_bodied = BalanceProfile(
acidity=5.0,
tannin=5.0,
sweetness=2.0,
alcohol=3.0,
body=3.0
)
weight = light_bodied.get_visual_weight()
assert "light" in weight.lower() or "ethereal" in weight.lower() or \
"transparent" in weight.lower()
class TestComposition:
"""Test that multiple functors compose correctly"""
def test_basic_vocabulary_generation(self):
"""Test that vocabulary generation succeeds with valid parameters"""
result = generate_wine_visual_vocabulary(
varietal="pinot_noir",
climate="cool",
winemaking_style="old_world",
oak_treatment="french_oak",
age="developing"
)
assert "error" not in result
assert "base_color" in result
assert "texture_surface" in result
assert "compositional_structure" in result
assert "balance_relationships" in result
def test_burgundy_pinot_composition(self):
"""Classic Burgundy Pinot should have expected characteristics"""
result = generate_wine_visual_vocabulary(
varietal="pinot_noir",
climate="cool",
winemaking_style="old_world",
oak_treatment="french_oak",
age="mature",
acidity=7.5,
tannin=6.0,
body=5.5
)
# Should be translucent
assert result["opacity_clarity"]["base_opacity"] < 0.7
# Should have delicate texture
texture = result["texture_surface"]["base_texture"]
assert "delicate" in texture.lower() or "silky" in texture.lower()
# Cool climate should add angular quality
climate_mod = result["texture_surface"]["climate_modifier"]
assert "angular" in climate_mod.lower() or "crisp" in climate_mod.lower()
def test_napa_cabernet_composition(self):
"""Bold Napa Cabernet should have power and density"""
result = generate_wine_visual_vocabulary(
varietal="cabernet_sauvignon",
climate="warm",
winemaking_style="new_world",
oak_treatment="american_oak",
age="youthful",
acidity=5.5,
tannin=8.5,
body=9.0,
alcohol=8.5
)
# Should be opaque
assert result["opacity_clarity"]["base_opacity"] > 0.85
# Should have full visual weight
assert "full" in result["opacity_clarity"]["visual_weight"].lower()
# New World should be fruit-forward
aesthetic = result["compositional_structure"]["style_aesthetic"]
assert "fruit-forward" in aesthetic.lower() or "bold" in aesthetic.lower()
def test_invalid_varietal_handling(self):
"""Invalid varietal should return error"""
result = generate_wine_visual_vocabulary(
varietal="invalid_grape",
climate="cool"
)
assert "error" in result
class TestRegionalPresets:
"""Test that regional presets produce expected characteristics"""
def test_burgundy_red_preset(self):
"""Burgundy red should be Pinot Noir with cool climate"""
result = create_regional_preset("burgundy_red")
assert "error" not in result
assert result["metadata"]["varietal"] == "pinot_noir"
assert result["metadata"]["climate"] == "cool"
assert result["metadata"]["winemaking_style"] == "old_world"
def test_napa_cabernet_preset(self):
"""Napa Cabernet should be warm climate New World"""
result = create_regional_preset("napa_cabernet")
assert "error" not in result
assert result["metadata"]["varietal"] == "cabernet_sauvignon"
assert result["metadata"]["climate"] == "warm"
assert result["metadata"]["winemaking_style"] == "new_world"
def test_mosel_riesling_preset(self):
"""Mosel Riesling should be cool, no oak, high acidity"""
result = create_regional_preset("mosel_riesling")
assert "error" not in result
assert result["metadata"]["varietal"] == "riesling"
assert result["metadata"]["climate"] == "cool"
assert result["metadata"]["oak_treatment"] == "none"
assert result["balance_relationships"]["acidity"] >= 8.0
def test_invalid_region_handling(self):
"""Invalid region should return error with available options"""
result = create_regional_preset("invalid_region")
assert "error" in result
assert "available_regions" in result
class TestEvolutionSequence:
"""Test temporal transformation sequences"""
def test_evolution_sequence_structure(self):
"""Evolution sequence should have all age categories"""
result = evolution_sequence(
varietal="pinot_noir",
climate="cool"
)
assert "evolution_sequence" in result
assert "youthful" in result["evolution_sequence"]
assert "developing" in result["evolution_sequence"]
assert "mature" in result["evolution_sequence"]
assert "past_prime" in result["evolution_sequence"]
def test_color_evolution_in_sequence(self):
"""Color should evolve systematically through sequence"""
result = evolution_sequence(
varietal="pinot_noir",
climate="cool"
)
youthful_color = result["evolution_sequence"]["youthful"]["base_color"]["age_modified"]
mature_color = result["evolution_sequence"]["mature"]["base_color"]["age_modified"]
# Youthful should have purple/ruby
assert "purple" in youthful_color.lower() or "ruby" in youthful_color.lower()
# Mature should have brick/garnet/tawny
assert "brick" in mature_color.lower() or \
"garnet" in mature_color.lower() or \
"tawny" in mature_color.lower()
def test_texture_integration_in_sequence(self):
"""Texture should integrate over time"""
result = evolution_sequence(
varietal="cabernet_sauvignon",
climate="moderate",
tannin=8.0
)
youthful_integration = result["evolution_sequence"]["youthful"]["compositional_structure"]["integration"]
mature_integration = result["evolution_sequence"]["mature"]["compositional_structure"]["integration"]
# Youthful should be separate/distinct
assert "separate" in youthful_integration.lower() or \
"distinct" in youthful_integration.lower()
# Mature should be seamless/unified
assert "seamless" in mature_integration.lower() or \
"unified" in mature_integration.lower()
class TestComparison:
"""Test wine profile comparisons"""
def test_compare_pinot_vs_cabernet(self):
"""Comparing Pinot vs Cabernet should show clear contrasts"""
result = compare_wine_profiles(
wine1_params={
"varietal": "pinot_noir",
"climate": "cool",
"body": 5.0
},
wine2_params={
"varietal": "cabernet_sauvignon",
"climate": "warm",
"body": 9.0
}
)
assert "color_contrast" in result
assert "texture_contrast" in result
assert "weight_contrast" in result
def test_compare_age_difference(self):
"""Same wine at different ages should show evolution"""
result = compare_wine_profiles(
wine1_params={
"varietal": "pinot_noir",
"age": "youthful"
},
wine2_params={
"varietal": "pinot_noir",
"age": "mature"
}
)
assert "atmospheric_contrast" in result
class TestAromaClusters:
"""Test aroma cluster mappings"""
def test_aroma_clusters_complete(self):
"""All aroma clusters should have required fields"""
clusters = get_aroma_clusters()
for cluster_name, cluster_data in clusters.items():
assert "notes" in cluster_data
assert "color_palette" in cluster_data
assert "brightness" in cluster_data
assert "texture" in cluster_data
# Should have multiple colors
assert len(cluster_data["color_palette"]) >= 2
def test_red_vs_black_fruit_distinction(self):
"""Red and black fruit should have different palettes"""
clusters = get_aroma_clusters()
red_fruit_colors = set(clusters["red_fruit"]["color_palette"])
black_fruit_colors = set(clusters["black_fruit"]["color_palette"])
# Should be mostly distinct
overlap = red_fruit_colors.intersection(black_fruit_colors)
assert len(overlap) < len(red_fruit_colors) * 0.5
class TestVarietalList:
"""Test varietal listing functionality"""
def test_get_varietal_list_structure(self):
"""Varietal list should include all supported varieties"""
varietals = get_varietal_list()
# Should have both reds and whites
assert "pinot_noir" in varietals
assert "cabernet_sauvignon" in varietals
assert "chardonnay" in varietals
assert "riesling" in varietals
def test_varietal_list_completeness(self):
"""Each varietal should have expected information"""
varietals = get_varietal_list()
for varietal_name, varietal_info in varietals.items():
assert "color" in varietal_info
assert "texture" in varietal_info
assert "structure" in varietal_info
assert "notes" in varietal_info
assert len(varietal_info["notes"]) > 0
class TestCoherenceConstraints:
"""Test that categorical coherence is maintained"""
def test_oak_none_vs_french_distinction(self):
"""No oak vs French oak should show clear differences"""
no_oak = generate_wine_visual_vocabulary(
varietal="riesling",
oak_treatment="none"
)
french_oak = generate_wine_visual_vocabulary(
varietal="chardonnay",
oak_treatment="french_oak"
)
no_oak_texture = no_oak["texture_surface"]["oak_overlay"]
french_oak_texture = french_oak["texture_surface"]["oak_overlay"]
assert "pure" in no_oak_texture.lower() or \
"clean" in no_oak_texture.lower() or \
"unadulterated" in no_oak_texture.lower()
assert "silky" in french_oak_texture.lower() or \
"refined" in french_oak_texture.lower() or \
"vanilla" in french_oak["material_references"]["finish_quality"].lower()
def test_finish_length_atmospheric_depth(self):
"""Finish length should affect atmospheric depth consistently"""
short_finish = generate_wine_visual_vocabulary(
varietal="pinot_noir",
finish_length="short"
)
long_finish = generate_wine_visual_vocabulary(
varietal="pinot_noir",
finish_length="very_long"
)
short_depth = short_finish["atmospheric_qualities"]["finish_depth"]
long_depth = long_finish["atmospheric_qualities"]["finish_depth"]
assert "shallow" in short_depth.lower() or "immediate" in short_depth.lower()
assert "deep" in long_depth.lower() or "vast" in long_depth.lower() or \
"infinite" in long_depth.lower()
if __name__ == "__main__":
pytest.main([__file__, "-v"])
