package intelligence

import (
	"testing"

	"materialanalyzer/internal/model"
)

func TestBuildFingerprint(t *testing.T) {
	asset := model.MaterialAsset{
		SKU: "sku-1",
		Visual: model.VisualFeatures{
			Brightness: 0.5, Contrast: 0.1, Saturation: 0.2,
			DominantLAB: model.LAB{L: 50, A: 1, B: 2},
		},
		Texture:   model.TextureFeatures{Entropy: 4, TextureFrequency: 0.3, EdgeDensity: 0.1, PrimaryOrientationDeg: 90},
		Canonical: model.CanonicalStatistics{ColorVariance: 0.02, TextureVariance: 0.03},
		Semantic: model.SemanticFeatures{
			MaterialType: "wood", ColorFamily: "Brown", SurfaceFinish: "Matte", GlossLevel: "Low", Variation: "Medium",
		},
	}
	fp := buildFingerprint(asset)
	if fp.SKU != "sku-1" || fp.MaterialType != "wood" || fp.TextureEntropy != 0.5 {
		t.Fatalf("fingerprint = %+v", fp)
	}
	if fp.ReadableSignature == "" {
		t.Fatal("missing readable signature")
	}
}