On Tue, Nov 17, 2020 at 2:48 AM Eduardo Habkost <ehabk...@redhat.com> wrote:

> Use QNumValue to represent QNums, so we can also support uint64_t
> and double QNum values.  Add new QLIT_QNUM_(INT|UINT|DOUBLE)
> macros for each case.
>
> The QLIT_QNUM() macro is being kept for compatibility with
> existing code, but becomes just a wrapper for QLIT_QNUM_INT().
>

I am not sure it's worth to keep. (furthermore, it's only used in tests
afaics)


> Signed-off-by: Eduardo Habkost <ehabk...@redhat.com>
>


Reviewed-by: Marc-André Lureau <marcandre.lur...@redhat.com>

---
> Changes v1 -> v2:
> * Coding style fix at qlit_equal_qobject()
> ---
>  include/qapi/qmp/qlit.h | 11 +++++--
>  qobject/qlit.c          |  5 +--
>  tests/check-qjson.c     | 72 ++++++++++++++++++++++++++++++++++++++---
>  3 files changed, 79 insertions(+), 9 deletions(-)
>
> diff --git a/include/qapi/qmp/qlit.h b/include/qapi/qmp/qlit.h
> index c0676d5daf..f9e356d31e 100644
> --- a/include/qapi/qmp/qlit.h
> +++ b/include/qapi/qmp/qlit.h
> @@ -15,6 +15,7 @@
>  #define QLIT_H
>
>  #include "qobject.h"
> +#include "qnum.h"
>
>  typedef struct QLitDictEntry QLitDictEntry;
>  typedef struct QLitObject QLitObject;
> @@ -23,7 +24,7 @@ struct QLitObject {
>      QType type;
>      union {
>          bool qbool;
> -        int64_t qnum;
> +        QNumValue qnum;
>          const char *qstr;
>          QLitDictEntry *qdict;
>          QLitObject *qlist;
> @@ -39,8 +40,14 @@ struct QLitDictEntry {
>      { .type = QTYPE_QNULL }
>  #define QLIT_QBOOL(val) \
>      { .type = QTYPE_QBOOL, .value.qbool = (val) }
> +#define QLIT_QNUM_INT(val) \
> +    { .type = QTYPE_QNUM, .value.qnum = QNUM_VAL_INT(val) }
> +#define QLIT_QNUM_UINT(val) \
> +    { .type = QTYPE_QNUM, .value.qnum = QNUM_VAL_UINT(val) }
> +#define QLIT_QNUM_DOUBLE(val) \
> +    { .type = QTYPE_QNUM, .value.qnum = QNUM_VAL_DOUBLE(val) }
>  #define QLIT_QNUM(val) \
> -    { .type = QTYPE_QNUM, .value.qnum = (val) }
> +    QLIT_QNUM_INT(val)
>  #define QLIT_QSTR(val) \
>      { .type = QTYPE_QSTRING, .value.qstr = (val) }
>  #define QLIT_QDICT(val) \
> diff --git a/qobject/qlit.c b/qobject/qlit.c
> index be8332136c..b23cdc4532 100644
> --- a/qobject/qlit.c
> +++ b/qobject/qlit.c
> @@ -71,7 +71,8 @@ bool qlit_equal_qobject(const QLitObject *lhs, const
> QObject *rhs)
>      case QTYPE_QBOOL:
>          return lhs->value.qbool == qbool_get_bool(qobject_to(QBool, rhs));
>      case QTYPE_QNUM:
> -        return lhs->value.qnum ==  qnum_get_int(qobject_to(QNum, rhs));
> +        return qnum_value_is_equal(&lhs->value.qnum,
> +                                   qnum_get_value(qobject_to(QNum, rhs)));
>      case QTYPE_QSTRING:
>          return (strcmp(lhs->value.qstr,
>                         qstring_get_str(qobject_to(QString, rhs))) == 0);
> @@ -94,7 +95,7 @@ QObject *qobject_from_qlit(const QLitObject *qlit)
>      case QTYPE_QNULL:
>          return QOBJECT(qnull());
>      case QTYPE_QNUM:
> -        return QOBJECT(qnum_from_int(qlit->value.qnum));
> +        return QOBJECT(qnum_from_value(qlit->value.qnum));
>      case QTYPE_QSTRING:
>          return QOBJECT(qstring_from_str(qlit->value.qstr));
>      case QTYPE_QDICT: {
> diff --git a/tests/check-qjson.c b/tests/check-qjson.c
> index 07a773e653..711030cffd 100644
> --- a/tests/check-qjson.c
> +++ b/tests/check-qjson.c
> @@ -796,20 +796,23 @@ static void simple_number(void)
>      int i;
>      struct {
>          const char *encoded;
> +        QLitObject qlit;
>          int64_t decoded;
>          int skip;
>      } test_cases[] = {
> -        { "0", 0 },
> -        { "1234", 1234 },
> -        { "1", 1 },
> -        { "-32", -32 },
> -        { "-0", 0, .skip = 1 },
> +        { "0",    QLIT_QNUM(0),    0, },
> +        { "1234", QLIT_QNUM(1234), 1234, },
> +        { "1",    QLIT_QNUM(1),    1, },
> +        { "-32",  QLIT_QNUM(-32),  -32, },
> +        { "-0",   QLIT_QNUM(0),    0, .skip = 1 },
>          { },
>      };
>
>      for (i = 0; test_cases[i].encoded; i++) {
>          QNum *qnum;
>          int64_t val;
> +        QNum *qlit_num;
> +        int64_t qlit_val;
>
>          qnum = qobject_to(QNum,
>                            qobject_from_json(test_cases[i].encoded,
> @@ -817,6 +820,7 @@ static void simple_number(void)
>          g_assert(qnum);
>          g_assert(qnum_get_try_int(qnum, &val));
>          g_assert_cmpint(val, ==, test_cases[i].decoded);
> +
>          if (test_cases[i].skip == 0) {
>              QString *str;
>
> @@ -826,9 +830,66 @@ static void simple_number(void)
>          }
>
>          qobject_unref(qnum);
> +
> +        qlit_num = qobject_to(QNum,
> +                              qobject_from_qlit(&test_cases[i].qlit));
> +        g_assert(qlit_num);
> +        g_assert(qnum_get_try_int(qlit_num, &qlit_val));
> +        g_assert_cmpint(qlit_val, ==, test_cases[i].decoded);
> +
> +        qobject_unref(qlit_num);
>      }
>  }
>
> +static void qlit_large_number(void)
> +{
> +    QLitObject maxu64 = QLIT_QNUM_UINT(UINT64_MAX);
> +    QLitObject maxi64 = QLIT_QNUM(INT64_MAX);
> +    QLitObject mini64 = QLIT_QNUM(INT64_MIN);
> +    QLitObject gtu64  = QLIT_QNUM_DOUBLE(18446744073709552e3);
> +    QLitObject lti64  = QLIT_QNUM_DOUBLE(-92233720368547758e2);
> +    QNum *qnum;
> +    uint64_t val;
> +    int64_t ival;
> +
> +    qnum = qobject_to(QNum, qobject_from_qlit(&maxu64));
> +    g_assert(qnum);
> +    g_assert_cmpuint(qnum_get_uint(qnum), ==, UINT64_MAX);
> +    g_assert(!qnum_get_try_int(qnum, &ival));
> +
> +    qobject_unref(qnum);
> +
> +    qnum = qobject_to(QNum, qobject_from_qlit(&maxi64));
> +    g_assert(qnum);
> +    g_assert_cmpuint(qnum_get_uint(qnum), ==, INT64_MAX);
> +    g_assert_cmpint(qnum_get_int(qnum), ==, INT64_MAX);
> +
> +    qobject_unref(qnum);
> +
> +    qnum = qobject_to(QNum, qobject_from_qlit(&mini64));
> +    g_assert(qnum);
> +    g_assert(!qnum_get_try_uint(qnum, &val));
> +    g_assert_cmpuint(qnum_get_int(qnum), ==, INT64_MIN);
> +
> +    qobject_unref(qnum);
> +
> +    qnum = qobject_to(QNum, qobject_from_qlit(&gtu64));
> +    g_assert(qnum);
> +    g_assert_cmpfloat(qnum_get_double(qnum), ==, 18446744073709552e3);
> +    g_assert(!qnum_get_try_uint(qnum, &val));
> +    g_assert(!qnum_get_try_int(qnum, &ival));
> +
> +    qobject_unref(qnum);
> +
> +    qnum = qobject_to(QNum, qobject_from_qlit(&lti64));
> +    g_assert(qnum);
> +    g_assert_cmpfloat(qnum_get_double(qnum), ==, -92233720368547758e2);
> +    g_assert(!qnum_get_try_uint(qnum, &val));
> +    g_assert(!qnum_get_try_int(qnum, &ival));
> +
> +    qobject_unref(qnum);
> +}
> +
>  static void large_number(void)
>  {
>      const char *maxu64 = "18446744073709551615"; /* 2^64-1 */
> @@ -1472,6 +1533,7 @@ int main(int argc, char **argv)
>      g_test_add_func("/literals/string/utf8", utf8_string);
>
>      g_test_add_func("/literals/number/simple", simple_number);
> +    g_test_add_func("/literals/number/qlit_large", qlit_large_number);
>      g_test_add_func("/literals/number/large", large_number);
>      g_test_add_func("/literals/number/float", float_number);
>
> --
> 2.28.0
>
>
>

-- 
Marc-André Lureau

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