tests/test-string-input-visitor.c

   1 /*
   2  * String Input Visitor unit-tests.
   3  *
   4  * Copyright (C) 2012 Red Hat Inc.
   5  *
   6  * Authors:
   7  *  Paolo Bonzini <pbonzini@redhat.com> (based on test-qmp-input-visitor)
   8  *
   9  * This work is licensed under the terms of the GNU GPL, version 2 or later.
  10  * See the COPYING file in the top-level directory.
  11  */
  12
  13 #include "qemu/osdep.h"
  14 #include <glib.h>
  15
  16 #include "qemu-common.h"
  17 #include "qapi/error.h"
  18 #include "qapi/string-input-visitor.h"
  19 #include "test-qapi-types.h"
  20 #include "test-qapi-visit.h"
  21 #include "qapi/qmp/types.h"
  22
  23 typedef struct TestInputVisitorData {
  24     StringInputVisitor *siv;
  25 } TestInputVisitorData;
  26
  27 static void visitor_input_teardown(TestInputVisitorData *data,
  28                                    const void *unused)
  29 {
  30     if (data->siv) {
  31         string_input_visitor_cleanup(data->siv);
  32         data->siv = NULL;
  33     }
  34 }
  35
  36 /* This is provided instead of a test setup function so that the JSON
  37    string used by the tests are kept in the test functions (and not
  38    int main()) */
  39 static
  40 Visitor *visitor_input_test_init(TestInputVisitorData *data,
  41                                  const char *string)
  42 {
  43     Visitor *v;
  44
  45     data->siv = string_input_visitor_new(string);
  46     g_assert(data->siv != NULL);
  47
  48     v = string_input_get_visitor(data->siv);
  49     g_assert(v != NULL);
  50
  51     return v;
  52 }
  53
  54 static void test_visitor_in_int(TestInputVisitorData *data,
  55                                 const void *unused)
  56 {
  57     int64_t res = 0, value = -42;
  58     Error *err = NULL;
  59     Visitor *v;
  60
  61     v = visitor_input_test_init(data, "-42");
  62
  63     visit_type_int(v, NULL, &res, &err);
  64     g_assert(!err);
  65     g_assert_cmpint(res, ==, value);
  66 }
  67
  68 static void test_visitor_in_intList(TestInputVisitorData *data,
  69                                     const void *unused)
  70 {
  71     int64_t value[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 20};
  72     int16List *res = NULL, *tmp;
  73     Visitor *v;
  74     int i = 0;
  75
  76     v = visitor_input_test_init(data, "1,2,0,2-4,20,5-9,1-8");
  77
  78     visit_type_int16List(v, NULL, &res, &error_abort);
  79     tmp = res;
  80     while (i < sizeof(value) / sizeof(value[0])) {
  81         g_assert(tmp);
  82         g_assert_cmpint(tmp->value, ==, value[i++]);
  83         tmp = tmp->next;
  84     }
  85     g_assert(!tmp);
  86
  87     tmp = res;
  88     while (tmp) {
  89         res = res->next;
  90         g_free(tmp);
  91         tmp = res;
  92     }
  93 }
  94
  95 static void test_visitor_in_bool(TestInputVisitorData *data,
  96                                  const void *unused)
  97 {
  98     Error *err = NULL;
  99     bool res = false;
 100     Visitor *v;
 101
 102     v = visitor_input_test_init(data, "true");
 103
 104     visit_type_bool(v, NULL, &res, &err);
 105     g_assert(!err);
 106     g_assert_cmpint(res, ==, true);
 107     visitor_input_teardown(data, unused);
 108
 109     v = visitor_input_test_init(data, "yes");
 110
 111     visit_type_bool(v, NULL, &res, &err);
 112     g_assert(!err);
 113     g_assert_cmpint(res, ==, true);
 114     visitor_input_teardown(data, unused);
 115
 116     v = visitor_input_test_init(data, "on");
 117
 118     visit_type_bool(v, NULL, &res, &err);
 119     g_assert(!err);
 120     g_assert_cmpint(res, ==, true);
 121     visitor_input_teardown(data, unused);
 122
 123     v = visitor_input_test_init(data, "false");
 124
 125     visit_type_bool(v, NULL, &res, &err);
 126     g_assert(!err);
 127     g_assert_cmpint(res, ==, false);
 128     visitor_input_teardown(data, unused);
 129
 130     v = visitor_input_test_init(data, "no");
 131
 132     visit_type_bool(v, NULL, &res, &err);
 133     g_assert(!err);
 134     g_assert_cmpint(res, ==, false);
 135     visitor_input_teardown(data, unused);
 136
 137     v = visitor_input_test_init(data, "off");
 138
 139     visit_type_bool(v, NULL, &res, &err);
 140     g_assert(!err);
 141     g_assert_cmpint(res, ==, false);
 142 }
 143
 144 static void test_visitor_in_number(TestInputVisitorData *data,
 145                                    const void *unused)
 146 {
 147     double res = 0, value = 3.14;
 148     Error *err = NULL;
 149     Visitor *v;
 150
 151     v = visitor_input_test_init(data, "3.14");
 152
 153     visit_type_number(v, NULL, &res, &err);
 154     g_assert(!err);
 155     g_assert_cmpfloat(res, ==, value);
 156 }
 157
 158 static void test_visitor_in_string(TestInputVisitorData *data,
 159                                    const void *unused)
 160 {
 161     char *res = NULL, *value = (char *) "Q E M U";
 162     Error *err = NULL;
 163     Visitor *v;
 164
 165     v = visitor_input_test_init(data, value);
 166
 167     visit_type_str(v, NULL, &res, &err);
 168     g_assert(!err);
 169     g_assert_cmpstr(res, ==, value);
 170
 171     g_free(res);
 172 }
 173
 174 static void test_visitor_in_enum(TestInputVisitorData *data,
 175                                  const void *unused)
 176 {
 177     Error *err = NULL;
 178     Visitor *v;
 179     EnumOne i;
 180
 181     for (i = 0; EnumOne_lookup[i]; i++) {
 182         EnumOne res = -1;
 183
 184         v = visitor_input_test_init(data, EnumOne_lookup[i]);
 185
 186         visit_type_EnumOne(v, NULL, &res, &err);
 187         g_assert(!err);
 188         g_assert_cmpint(i, ==, res);
 189
 190         visitor_input_teardown(data, NULL);
 191     }
 192
 193     data->siv = NULL;
 194 }
 195
 196 /* Try to crash the visitors */
 197 static void test_visitor_in_fuzz(TestInputVisitorData *data,
 198                                  const void *unused)
 199 {
 200     int64_t ires;
 201     intList *ilres;
 202     bool bres;
 203     double nres;
 204     char *sres;
 205     EnumOne eres;
 206     Visitor *v;
 207     unsigned int i;
 208     char buf[10000];
 209
 210     for (i = 0; i < 100; i++) {
 211         unsigned int j;
 212
 213         j = g_test_rand_int_range(0, sizeof(buf) - 1);
 214
 215         buf[j] = '\0';
 216
 217         if (j != 0) {
 218             for (j--; j != 0; j--) {
 219                 buf[j - 1] = (char)g_test_rand_int_range(0, 256);
 220             }
 221         }
 222
 223         v = visitor_input_test_init(data, buf);
 224         visit_type_int(v, NULL, &ires, NULL);
 225         visitor_input_teardown(data, NULL);
 226
 227         v = visitor_input_test_init(data, buf);
 228         visit_type_intList(v, NULL, &ilres, NULL);
 229         visitor_input_teardown(data, NULL);
 230
 231         v = visitor_input_test_init(data, buf);
 232         visit_type_bool(v, NULL, &bres, NULL);
 233         visitor_input_teardown(data, NULL);
 234
 235         v = visitor_input_test_init(data, buf);
 236         visit_type_number(v, NULL, &nres, NULL);
 237         visitor_input_teardown(data, NULL);
 238
 239         v = visitor_input_test_init(data, buf);
 240         sres = NULL;
 241         visit_type_str(v, NULL, &sres, NULL);
 242         g_free(sres);
 243         visitor_input_teardown(data, NULL);
 244
 245         v = visitor_input_test_init(data, buf);
 246         visit_type_EnumOne(v, NULL, &eres, NULL);
 247         visitor_input_teardown(data, NULL);
 248     }
 249 }
 250
 251 static void input_visitor_test_add(const char *testpath,
 252                                    TestInputVisitorData *data,
 253                                    void (*test_func)(TestInputVisitorData *data, const void *user_data))
 254 {
 255     g_test_add(testpath, TestInputVisitorData, data, NULL, test_func,
 256                visitor_input_teardown);
 257 }
 258
 259 int main(int argc, char **argv)
 260 {
 261     TestInputVisitorData in_visitor_data;
 262
 263     g_test_init(&argc, &argv, NULL);
 264
 265     input_visitor_test_add("/string-visitor/input/int",
 266                            &in_visitor_data, test_visitor_in_int);
 267     input_visitor_test_add("/string-visitor/input/intList",
 268                            &in_visitor_data, test_visitor_in_intList);
 269     input_visitor_test_add("/string-visitor/input/bool",
 270                            &in_visitor_data, test_visitor_in_bool);
 271     input_visitor_test_add("/string-visitor/input/number",
 272                            &in_visitor_data, test_visitor_in_number);
 273     input_visitor_test_add("/string-visitor/input/string",
 274                             &in_visitor_data, test_visitor_in_string);
 275     input_visitor_test_add("/string-visitor/input/enum",
 276                             &in_visitor_data, test_visitor_in_enum);
 277     input_visitor_test_add("/string-visitor/input/fuzz",
 278                             &in_visitor_data, test_visitor_in_fuzz);
 279
 280     g_test_run();
 281
 282     return 0;
 283 }