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Fix json scan of non-string pointer to pointer

Browse Source 
https://github.com/jackc/pgx/issues/1691
This commit is contained in:
Jack Christensen
2023-07-19 20:54:05 -05:00
parent ef9e26a5d5
commit d58fe2d53c
2 changed files with 43 additions and 13 deletions
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pgtype/json_test.go
+26
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@@ -121,6 +121,32 @@ func TestJSONCodecPointerToPointerToString(t *testing.T) {
})
}
// https://github.com/jackc/pgx/issues/1691
func TestJSONCodecPointerToPointerToInt(t *testing.T) {
defaultConnTestRunner.RunTest(context.Background(), t, func(ctx context.Context, t testing.TB, conn *pgx.Conn) {
n := 44
p := &n
err := conn.QueryRow(ctx, "select 'null'::jsonb").Scan(&p)
require.NoError(t, err)
require.Nil(t, p)
})
}
// https://github.com/jackc/pgx/issues/1691
func TestJSONCodecPointerToPointerToStruct(t *testing.T) {
defaultConnTestRunner.RunTest(context.Background(), t, func(ctx context.Context, t testing.TB, conn *pgx.Conn) {
type ImageSize struct {
Height int `json:"height"`
Width int `json:"width"`
Str string `json:"str"`
}
is := &ImageSize{Height: 100, Width: 100, Str: "str"}
err := conn.QueryRow(ctx, `select 'null'::jsonb`).Scan(&is)
require.NoError(t, err)
require.Nil(t, is)
})
}
func TestJSONCodecClearExistingValueBeforeUnmarshal(t *testing.T) {
defaultConnTestRunner.RunTest(context.Background(), t, func(ctx context.Context, t testing.TB, conn *pgx.Conn) {
m := map[string]any{}