jansson/test/suites/api/test_pack.c

/*
 * Copyright (c) 2009, 2010 Petri Lehtinen <petri@digip.org>
 * Copyright (c) 2010 Graeme Smecher <graeme.smecher@mail.mcgill.ca>
 *
 * Jansson is free software; you can redistribute it and/or modify
 * it under the terms of the MIT license. See LICENSE for details.
 */

#include <string.h>
#include <jansson.h>
#include <stdio.h>
#include "util.h"

int main()
{
    json_t *value;
    int i;

    /*
     * Simple, valid json_pack cases
     */

    /* true */
    value = json_pack(NULL, "b", 1);
    if(!json_is_true(value))
            fail("json_pack boolean failed");
    if(value->refcount != (ssize_t)-1)
            fail("json_pack boolean refcount failed");
    json_decref(value);

    /* false */
    value = json_pack(NULL, "b", 0);
    if(!json_is_false(value))
            fail("json_pack boolean failed");
    if(value->refcount != (ssize_t)-1)
            fail("json_pack boolean refcount failed");
    json_decref(value);

    /* null */
    value = json_pack(NULL, "n");
    if(!json_is_null(value))
            fail("json_pack null failed");
    if(value->refcount != (ssize_t)-1)
            fail("json_pack null refcount failed");
    json_decref(value);

    /* integer */
    value = json_pack(NULL, "i", 1);
    if(!json_is_integer(value) || json_integer_value(value) != 1)
            fail("json_pack integer failed");
    if(value->refcount != (ssize_t)1)
            fail("json_pack integer refcount failed");
    json_decref(value);


    /* real */
    value = json_pack(NULL, "f", 1.0);
    if(!json_is_real(value) || json_real_value(value) != 1.0)
            fail("json_pack real failed");
    if(value->refcount != (ssize_t)1)
            fail("json_pack real refcount failed");
    json_decref(value);

    /* string */
    value = json_pack(NULL, "s", "test");
    if(!json_is_string(value) || strcmp("test", json_string_value(value)))
            fail("json_pack string failed");
    if(value->refcount != (ssize_t)1)
            fail("json_pack string refcount failed");
    json_decref(value);

    /* empty object */
    value = json_pack(NULL, "{}", 1.0);
    if(!json_is_object(value) || json_object_size(value) != 0)
            fail("json_pack empty object failed");
    if(value->refcount != (ssize_t)1)
            fail("json_pack empty object refcount failed");
    json_decref(value);

    /* empty list */
    value = json_pack(NULL, "[]", 1.0);
    if(!json_is_array(value) || json_array_size(value) != 0)
            fail("json_pack empty list failed");
    if(value->refcount != (ssize_t)1)
            fail("json_pack empty list failed");
    json_decref(value);

    /* non-incref'd object */
    value = json_pack(NULL, "o", json_integer(1));
    if(!json_is_integer(value) || json_integer_value(value) != 1)
            fail("json_pack object failed");
    if(value->refcount != (ssize_t)1)
            fail("json_pack integer refcount failed");
    json_decref(value);

    /* incref'd object */
    value = json_pack(NULL, "O", json_integer(1));
    if(!json_is_integer(value) || json_integer_value(value) != 1)
            fail("json_pack object failed");
    if(value->refcount != (ssize_t)2)
            fail("json_pack integer refcount failed");
    json_decref(value);
    json_decref(value);

    /* simple object */
    value = json_pack(NULL, "{s:[]}", "foo");
    if(!json_is_object(value) || json_object_size(value) != 1)
            fail("json_pack object failed");
    if(!json_is_array(json_object_get(value, "foo")))
            fail("json_pack object failed");
    if(json_object_get(value, "foo")->refcount != (ssize_t)1)
            fail("json_pack object refcount failed");
    json_decref(value);

    /* simple array */
    value = json_pack(NULL, "[i,i,i]", 0, 1, 2);
    if(!json_is_array(value) || json_array_size(value) != 3)
            fail("json_pack object failed");
    for(i=0; i<3; i++)
    {
        if(!json_is_integer(json_array_get(value, i)) ||
           json_integer_value(json_array_get(value, i)) != i)

            fail("json_pack integer array failed");
    }
    json_decref(value);

    /*
     * Invalid cases
     */
    
    /* mismatched open/close array/object */
    if(json_pack(NULL, "[}"))
        fail("json_pack failed to catch mismatched '}'");

    if(json_pack(NULL, "{]"))
        fail("json_pack failed to catch mismatched ']'");

    /* missing close array */
    if(json_pack(NULL, "["))
        fail("json_pack failed to catch missing ']'");

    /* missing close object */
    if(json_pack(NULL, "{"))
        fail("json_pack failed to catch missing '}'");

    /* NULL string */
    if(json_pack(NULL, "s", NULL))
        fail("json_pack failed to catch null string");

    return(0);
}

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