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-qobject-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
  15 #include "qemu-common.h"
  16 #include "qapi/error.h"
  17 #include "qapi/string-input-visitor.h"
  18 #include "test-qapi-types.h"
  19 #include "test-qapi-visit.h"
  20 #include "qapi/qmp/types.h"
  21
  22 typedef struct TestInputVisitorData {
  23     Visitor *v;
  24 } TestInputVisitorData;
  25
  26 static void visitor_input_teardown(TestInputVisitorData *data,
  27                                    const void *unused)
  28 {
  29     if (data->v) {
  30         visit_free(data->v);
  31         data->v = NULL;
  32     }
  33 }
  34
  35 /* This is provided instead of a test setup function so that the JSON
  36    string used by the tests are kept in the test functions (and not
  37    int main()) */
  38 static
  39 Visitor *visitor_input_test_init(TestInputVisitorData *data,
  40                                  const char *string)
  41 {
  42     data->v = string_input_visitor_new(string);
  43     g_assert(data->v);
  44     return data->v;
  45 }
  46
  47 static void test_visitor_in_int(TestInputVisitorData *data,
  48                                 const void *unused)
  49 {
  50     int64_t res = 0, value = -42;
  51     Error *err = NULL;
  52     Visitor *v;
  53
  54     v = visitor_input_test_init(data, "-42");
  55
  56     visit_type_int(v, NULL, &res, &err);
  57     g_assert(!err);
  58     g_assert_cmpint(res, ==, value);
  59
  60     visitor_input_teardown(data, unused);
  61
  62     v = visitor_input_test_init(data, "not an int");
  63
  64     visit_type_int(v, NULL, &res, &err);
  65     error_free_or_abort(&err);
  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     Error *err = NULL;
  74     Visitor *v;
  75     int i = 0;
  76
  77     v = visitor_input_test_init(data, "1,2,0,2-4,20,5-9,1-8");
  78
  79     visit_type_int16List(v, NULL, &res, &error_abort);
  80     tmp = res;
  81     while (i < sizeof(value) / sizeof(value[0])) {
  82         g_assert(tmp);
  83         g_assert_cmpint(tmp->value, ==, value[i++]);
  84         tmp = tmp->next;
  85     }
  86     g_assert(!tmp);
  87
  88     qapi_free_int16List(res);
  89
  90     visitor_input_teardown(data, unused);
  91
  92     v = visitor_input_test_init(data, "not an int list");
  93
  94     visit_type_int16List(v, NULL, &res, &err);
  95     error_free_or_abort(&err);
  96     g_assert(!res);
  97 }
  98
  99 static void test_visitor_in_bool(TestInputVisitorData *data,
 100                                  const void *unused)
 101 {
 102     Error *err = NULL;
 103     bool res = false;
 104     Visitor *v;
 105
 106     v = visitor_input_test_init(data, "true");
 107
 108     visit_type_bool(v, NULL, &res, &err);
 109     g_assert(!err);
 110     g_assert_cmpint(res, ==, true);
 111     visitor_input_teardown(data, unused);
 112
 113     v = visitor_input_test_init(data, "yes");
 114
 115     visit_type_bool(v, NULL, &res, &err);
 116     g_assert(!err);
 117     g_assert_cmpint(res, ==, true);
 118     visitor_input_teardown(data, unused);
 119
 120     v = visitor_input_test_init(data, "on");
 121
 122     visit_type_bool(v, NULL, &res, &err);
 123     g_assert(!err);
 124     g_assert_cmpint(res, ==, true);
 125     visitor_input_teardown(data, unused);
 126
 127     v = visitor_input_test_init(data, "false");
 128
 129     visit_type_bool(v, NULL, &res, &err);
 130     g_assert(!err);
 131     g_assert_cmpint(res, ==, false);
 132     visitor_input_teardown(data, unused);
 133
 134     v = visitor_input_test_init(data, "no");
 135
 136     visit_type_bool(v, NULL, &res, &err);
 137     g_assert(!err);
 138     g_assert_cmpint(res, ==, false);
 139     visitor_input_teardown(data, unused);
 140
 141     v = visitor_input_test_init(data, "off");
 142
 143     visit_type_bool(v, NULL, &res, &err);
 144     g_assert(!err);
 145     g_assert_cmpint(res, ==, false);
 146 }
 147
 148 static void test_visitor_in_number(TestInputVisitorData *data,
 149                                    const void *unused)
 150 {
 151     double res = 0, value = 3.14;
 152     Error *err = NULL;
 153     Visitor *v;
 154
 155     v = visitor_input_test_init(data, "3.14");
 156
 157     visit_type_number(v, NULL, &res, &err);
 158     g_assert(!err);
 159     g_assert_cmpfloat(res, ==, value);
 160 }
 161
 162 static void test_visitor_in_string(TestInputVisitorData *data,
 163                                    const void *unused)
 164 {
 165     char *res = NULL, *value = (char *) "Q E M U";
 166     Error *err = NULL;
 167     Visitor *v;
 168
 169     v = visitor_input_test_init(data, value);
 170
 171     visit_type_str(v, NULL, &res, &err);
 172     g_assert(!err);
 173     g_assert_cmpstr(res, ==, value);
 174
 175     g_free(res);
 176 }
 177
 178 static void test_visitor_in_enum(TestInputVisitorData *data,
 179                                  const void *unused)
 180 {
 181     Error *err = NULL;
 182     Visitor *v;
 183     EnumOne i;
 184
 185     for (i = 0; EnumOne_lookup[i]; i++) {
 186         EnumOne res = -1;
 187
 188         v = visitor_input_test_init(data, EnumOne_lookup[i]);
 189
 190         visit_type_EnumOne(v, NULL, &res, &err);
 191         g_assert(!err);
 192         g_assert_cmpint(i, ==, res);
 193
 194         visitor_input_teardown(data, NULL);
 195     }
 196 }
 197
 198 /* Try to crash the visitors */
 199 static void test_visitor_in_fuzz(TestInputVisitorData *data,
 200                                  const void *unused)
 201 {
 202     int64_t ires;
 203     intList *ilres;
 204     bool bres;
 205     double nres;
 206     char *sres;
 207     EnumOne eres;
 208     Visitor *v;
 209     unsigned int i;
 210     char buf[10000];
 211
 212     for (i = 0; i < 100; i++) {
 213         unsigned int j;
 214
 215         j = g_test_rand_int_range(0, sizeof(buf) - 1);
 216
 217         buf[j] = '\0';
 218
 219         if (j != 0) {
 220             for (j--; j != 0; j--) {
 221                 buf[j - 1] = (char)g_test_rand_int_range(0, 256);
 222             }
 223         }
 224
 225         v = visitor_input_test_init(data, buf);
 226         visit_type_int(v, NULL, &ires, NULL);
 227         visitor_input_teardown(data, NULL);
 228
 229         v = visitor_input_test_init(data, buf);
 230         visit_type_intList(v, NULL, &ilres, NULL);
 231         qapi_free_intList(ilres);
 232         visitor_input_teardown(data, NULL);
 233
 234         v = visitor_input_test_init(data, buf);
 235         visit_type_bool(v, NULL, &bres, NULL);
 236         visitor_input_teardown(data, NULL);
 237
 238         v = visitor_input_test_init(data, buf);
 239         visit_type_number(v, NULL, &nres, NULL);
 240         visitor_input_teardown(data, NULL);
 241
 242         v = visitor_input_test_init(data, buf);
 243         sres = NULL;
 244         visit_type_str(v, NULL, &sres, NULL);
 245         g_free(sres);
 246         visitor_input_teardown(data, NULL);
 247
 248         v = visitor_input_test_init(data, buf);
 249         visit_type_EnumOne(v, NULL, &eres, NULL);
 250         visitor_input_teardown(data, NULL);
 251     }
 252 }
 253
 254 static void input_visitor_test_add(const char *testpath,
 255                                    TestInputVisitorData *data,
 256                                    void (*test_func)(TestInputVisitorData *data, const void *user_data))
 257 {
 258     g_test_add(testpath, TestInputVisitorData, data, NULL, test_func,
 259                visitor_input_teardown);
 260 }
 261
 262 int main(int argc, char **argv)
 263 {
 264     TestInputVisitorData in_visitor_data;
 265
 266     g_test_init(&argc, &argv, NULL);
 267
 268     input_visitor_test_add("/string-visitor/input/int",
 269                            &in_visitor_data, test_visitor_in_int);
 270     input_visitor_test_add("/string-visitor/input/intList",
 271                            &in_visitor_data, test_visitor_in_intList);
 272     input_visitor_test_add("/string-visitor/input/bool",
 273                            &in_visitor_data, test_visitor_in_bool);
 274     input_visitor_test_add("/string-visitor/input/number",
 275                            &in_visitor_data, test_visitor_in_number);
 276     input_visitor_test_add("/string-visitor/input/string",
 277                             &in_visitor_data, test_visitor_in_string);
 278     input_visitor_test_add("/string-visitor/input/enum",
 279                             &in_visitor_data, test_visitor_in_enum);
 280     input_visitor_test_add("/string-visitor/input/fuzz",
 281                             &in_visitor_data, test_visitor_in_fuzz);
 282
 283     g_test_run();
 284
 285     return 0;
 286 }