test: improve coverage across package

analyzer/utils/string_test.go

@@ -0,0 +1,29 @@
+package utils
+
+import (
+	"reflect"
+	"testing"
+)
+
+func TestByteSlicesToStrings(t *testing.T) {
+	tests := []struct {
+		name  string
+		input [][]byte
+		want  []string
+	}{
+		{"nil", nil, []string{}},
+		{"empty", [][]byte{}, []string{}},
+		{"single", [][]byte{[]byte("hello")}, []string{"hello"}},
+		{"multiple", [][]byte{[]byte("foo"), []byte("bar"), []byte("baz")}, []string{"foo", "bar", "baz"}},
+		{"empty element", [][]byte{[]byte("a"), []byte{}, []byte("b")}, []string{"a", "", "b"}},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			got := ByteSlicesToStrings(tt.input)
+			if !reflect.DeepEqual(got, tt.want) {
+				t.Errorf("ByteSlicesToStrings() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}