Tests.

ext/array/array.go

@@ -97,7 +97,7 @@ func (c *cursor) Column(ctx *sqlite3.Context, n int) error {
 	case k == reflect.String:
 		ctx.ResultText(v.String())
 
-	case (k == reflect.Slice || k == reflect.Array) &&
+	case (k == reflect.Slice || k == reflect.Array && v.CanAddr()) &&
 		v.Type().Elem().Kind() == reflect.Uint8:
 		ctx.ResultBlob(v.Bytes())
 

ext/array/array_test.go

@@ -3,6 +3,9 @@ package array_test
 import (
 	"fmt"
 	"log"
+	"math"
+	"reflect"
+	"testing"
 
 	"github.com/ncruces/go-sqlite3"
 	"github.com/ncruces/go-sqlite3/driver"
@@ -47,3 +50,43 @@ func Example() {
 	// geopoly_contains_point
 	// geopoly_within
 }
+
+func Test_cursor_Column(t *testing.T) {
+	db, err := driver.Open(":memory:", func(c *sqlite3.Conn) error {
+		array.Register(c)
+		return nil
+	})
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer db.Close()
+
+	rows, err := db.Query(`
+		SELECT rowid, value FROM array(?)`,
+		sqlite3.Pointer(&[...]any{nil, true, 1, uint(2), math.Pi, "text", []byte{1, 2, 3}}))
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer rows.Close()
+
+	want := []string{"nil", "int64", "int64", "int64", "float64", "string", "[]uint8"}
+
+	for rows.Next() {
+		var id, val any
+		err := rows.Scan(&id, &val)
+		if err != nil {
+			t.Fatal(err)
+		}
+		if want := want[0]; val == nil {
+			if want != "nil" {
+				t.Errorf("got nil, want %s", want)
+			}
+		} else if got := reflect.TypeOf(val).String(); got != want {
+			t.Errorf("got %s, want %s", got, want)
+		}
+		want = want[1:]
+	}
+	if err := rows.Err(); err != nil {
+		log.Fatal(err)
+	}
+}