ResourceServer: Resource store sql backend (#90170)

pkg/storage/unified/sql/sqltemplate/into_test.go

@@ -0,0 +1,51 @@
+package sqltemplate
+
+import (
+	"reflect"
+	"slices"
+	"testing"
+)
+
+func TestScanDest_Into(t *testing.T) {
+	t.Parallel()
+
+	var d ScanDest
+
+	colName, err := d.Into(reflect.Value{}, "some field")
+	if colName != "" || err == nil || len(d.GetScanDest()) != 0 {
+		t.Fatalf("unexpected outcome, got colname %q, err: %v, scan dest: %#v",
+			colName, err, d)
+	}
+
+	data := struct {
+		X int
+		Y byte
+	}{}
+	dataVal := reflect.ValueOf(&data).Elem()
+
+	expectedColNames := []string{"some int", "and a byte"}
+
+	colName, err = d.Into(dataVal.FieldByName("X"), expectedColNames[0])
+	v := d.GetScanDest()
+	if err != nil || colName != expectedColNames[0] || len(v) != 1 || v[0] != &data.X {
+		t.Fatalf("unexpected outcome, got colname %q, err: %v, scan dest: %#v",
+			colName, err, d)
+	}
+
+	colName, err = d.Into(dataVal.FieldByName("Y"), expectedColNames[1])
+	v = d.GetScanDest()
+	if err != nil || colName != expectedColNames[1] || len(v) != 2 || v[1] != &data.Y {
+		t.Fatalf("unexpected outcome, got colname %q, err: %v, scan dest: %#v",
+			colName, err, d)
+	}
+
+	if gotColNames := d.GetColNames(); !slices.Equal(expectedColNames, gotColNames) {
+		t.Fatalf("unexpected column names: %v", gotColNames)
+	}
+
+	d.Reset()
+	v = d.GetScanDest()
+	if len(v) != 0 {
+		t.Fatalf("unexpected values after reset: %v", v)
+	}
+}