diff --git a/internal/recommendation/similarity_test.go b/internal/recommendation/similarity_test.go
index 32b3f4e6..ee4708b2 100644
--- a/internal/recommendation/similarity_test.go
+++ b/internal/recommendation/similarity_test.go
@@ -131,10 +131,11 @@ func TestContextualMatchScore_AllLikesSeed_Returns0(t *testing.T) {
 func TestContextualMatchScore_TakesMax(t *testing.T) {
 	// Three likes: full match, partial match, mismatch. Expect full match (1.0).
 	current := SessionVector{Artists: []string{"a1"}, Tags: map[string]int{"rock": 1}}
+	// Three likes covering 1.0 (full match), 0.7 (tags-only match), 0.0 (mismatch).
 	likes := []SessionVector{
-		{Artists: []string{"a1"}, Tags: map[string]int{"rock": 1}},     // 1.0
-		{Artists: []string{"a2"}, Tags: map[string]int{"rock": 1}},     // 0.7
-		{Artists: []string{"a99"}, Tags: map[string]int{"jazz": 1}},    // 0.0
+		{Artists: []string{"a1"}, Tags: map[string]int{"rock": 1}},
+		{Artists: []string{"a2"}, Tags: map[string]int{"rock": 1}},
+		{Artists: []string{"a99"}, Tags: map[string]int{"jazz": 1}},
 	}
 	got := ContextualMatchScore(current, likes, DefaultSimilarityWeights)
 	if !approxEq(got, 1.0) {