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 <glib.h>
  14 #include <stdarg.h>
  15
  16 #include "qemu-common.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     StringInputVisitor *siv;
  24 } TestInputVisitorData;
  25
  26 static void visitor_input_teardown(TestInputVisitorData *data,
  27                                    const void *unused)
  28 {
  29     if (data->siv) {
  30         string_input_visitor_cleanup(data->siv);
  31         data->siv = 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     Visitor *v;
  43
  44     data->siv = string_input_visitor_new(string);
  45     g_assert(data->siv != NULL);
  46
  47     v = string_input_get_visitor(data->siv);
  48     g_assert(v != NULL);
  49
  50     return v;
  51 }
  52
  53 static void test_visitor_in_int(TestInputVisitorData *data,
  54                                 const void *unused)
  55 {
  56     int64_t res = 0, value = -42;
  57     Error *err = NULL;
  58     Visitor *v;
  59
  60     v = visitor_input_test_init(data, "-42");
  61
  62     visit_type_int(v, &res, NULL, &err);
  63     g_assert(!err);
  64     g_assert_cmpint(res, ==, value);
  65 }
  66
  67 static void test_visitor_in_intList(TestInputVisitorData *data,
  68                                     const void *unused)
  69 {
  70     int64_t value[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 20};
  71     int16List *res = NULL, *tmp;
  72     Visitor *v;
  73     int i = 0;
  74
  75     v = visitor_input_test_init(data, "1,2,0,2-4,20,5-9,1-8");
  76
  77     visit_type_int16List(v, &res, NULL, &error_abort);
  78     tmp = res;
  79     while (i < sizeof(value) / sizeof(value[0])) {
  80         g_assert(tmp);
  81         g_assert_cmpint(tmp->value, ==, value[i++]);
  82         tmp = tmp->next;
  83     }
  84     g_assert(!tmp);
  85
  86     tmp = res;
  87     while (tmp) {
  88         res = res->next;
  89         g_free(tmp);
  90         tmp = res;
  91     }
  92 }
  93
  94 static void test_visitor_in_bool(TestInputVisitorData *data,
  95                                  const void *unused)
  96 {
  97     Error *err = NULL;
  98     bool res = false;
  99     Visitor *v;
 100
 101     v = visitor_input_test_init(data, "true");
 102
 103     visit_type_bool(v, &res, NULL, &err);
 104     g_assert(!err);
 105     g_assert_cmpint(res, ==, true);
 106     visitor_input_teardown(data, unused);
 107
 108     v = visitor_input_test_init(data, "yes");
 109
 110     visit_type_bool(v, &res, NULL, &err);
 111     g_assert(!err);
 112     g_assert_cmpint(res, ==, true);
 113     visitor_input_teardown(data, unused);
 114
 115     v = visitor_input_test_init(data, "on");
 116
 117     visit_type_bool(v, &res, NULL, &err);
 118     g_assert(!err);
 119     g_assert_cmpint(res, ==, true);
 120     visitor_input_teardown(data, unused);
 121
 122     v = visitor_input_test_init(data, "false");
 123
 124     visit_type_bool(v, &res, NULL, &err);
 125     g_assert(!err);
 126     g_assert_cmpint(res, ==, false);
 127     visitor_input_teardown(data, unused);
 128
 129     v = visitor_input_test_init(data, "no");
 130
 131     visit_type_bool(v, &res, NULL, &err);
 132     g_assert(!err);
 133     g_assert_cmpint(res, ==, false);
 134     visitor_input_teardown(data, unused);
 135
 136     v = visitor_input_test_init(data, "off");
 137
 138     visit_type_bool(v, &res, NULL, &err);
 139     g_assert(!err);
 140     g_assert_cmpint(res, ==, false);
 141 }
 142
 143 static void test_visitor_in_number(TestInputVisitorData *data,
 144                                    const void *unused)
 145 {
 146     double res = 0, value = 3.14;
 147     Error *err = NULL;
 148     Visitor *v;
 149
 150     v = visitor_input_test_init(data, "3.14");
 151
 152     visit_type_number(v, &res, NULL, &err);
 153     g_assert(!err);
 154     g_assert_cmpfloat(res, ==, value);
 155 }
 156
 157 static void test_visitor_in_string(TestInputVisitorData *data,
 158                                    const void *unused)
 159 {
 160     char *res = NULL, *value = (char *) "Q E M U";
 161     Error *err = NULL;
 162     Visitor *v;
 163
 164     v = visitor_input_test_init(data, value);
 165
 166     visit_type_str(v, &res, NULL, &err);
 167     g_assert(!err);
 168     g_assert_cmpstr(res, ==, value);
 169
 170     g_free(res);
 171 }
 172
 173 static void test_visitor_in_enum(TestInputVisitorData *data,
 174                                  const void *unused)
 175 {
 176     Error *err = NULL;
 177     Visitor *v;
 178     EnumOne i;
 179
 180     for (i = 0; EnumOne_lookup[i]; i++) {
 181         EnumOne res = -1;
 182
 183         v = visitor_input_test_init(data, EnumOne_lookup[i]);
 184
 185         visit_type_EnumOne(v, &res, NULL, &err);
 186         g_assert(!err);
 187         g_assert_cmpint(i, ==, res);
 188
 189         visitor_input_teardown(data, NULL);
 190     }
 191
 192     data->siv = NULL;
 193 }
 194
 195 /* Try to crash the visitors */
 196 static void test_visitor_in_fuzz(TestInputVisitorData *data,
 197                                  const void *unused)
 198 {
 199     int64_t ires;
 200     intList *ilres;
 201     bool bres;
 202     double nres;
 203     char *sres;
 204     EnumOne eres;
 205     Visitor *v;
 206     unsigned int i;
 207     char buf[10000];
 208
 209     for (i = 0; i < 100; i++) {
 210         unsigned int j;
 211
 212         j = g_test_rand_int_range(0, sizeof(buf) - 1);
 213
 214         buf[j] = '\0';
 215
 216         if (j != 0) {
 217             for (j--; j != 0; j--) {
 218                 buf[j - 1] = (char)g_test_rand_int_range(0, 256);
 219             }
 220         }
 221
 222         v = visitor_input_test_init(data, buf);
 223         visit_type_int(v, &ires, NULL, NULL);
 224         visitor_input_teardown(data, NULL);
 225
 226         v = visitor_input_test_init(data, buf);
 227         visit_type_intList(v, &ilres, NULL, NULL);
 228         visitor_input_teardown(data, NULL);
 229
 230         v = visitor_input_test_init(data, buf);
 231         visit_type_bool(v, &bres, NULL, NULL);
 232         visitor_input_teardown(data, NULL);
 233
 234         v = visitor_input_test_init(data, buf);
 235         visit_type_number(v, &nres, NULL, NULL);
 236         visitor_input_teardown(data, NULL);
 237
 238         v = visitor_input_test_init(data, buf);
 239         sres = NULL;
 240         visit_type_str(v, &sres, NULL, NULL);
 241         g_free(sres);
 242         visitor_input_teardown(data, NULL);
 243
 244         v = visitor_input_test_init(data, buf);
 245         visit_type_EnumOne(v, &eres, NULL, NULL);
 246         visitor_input_teardown(data, NULL);
 247     }
 248 }
 249
 250 static void input_visitor_test_add(const char *testpath,
 251                                    TestInputVisitorData *data,
 252                                    void (*test_func)(TestInputVisitorData *data, const void *user_data))
 253 {
 254     g_test_add(testpath, TestInputVisitorData, data, NULL, test_func,
 255                visitor_input_teardown);
 256 }
 257
 258 int main(int argc, char **argv)
 259 {
 260     TestInputVisitorData in_visitor_data;
 261
 262     g_test_init(&argc, &argv, NULL);
 263
 264     input_visitor_test_add("/string-visitor/input/int",
 265                            &in_visitor_data, test_visitor_in_int);
 266     input_visitor_test_add("/string-visitor/input/intList",
 267                            &in_visitor_data, test_visitor_in_intList);
 268     input_visitor_test_add("/string-visitor/input/bool",
 269                            &in_visitor_data, test_visitor_in_bool);
 270     input_visitor_test_add("/string-visitor/input/number",
 271                            &in_visitor_data, test_visitor_in_number);
 272     input_visitor_test_add("/string-visitor/input/string",
 273                             &in_visitor_data, test_visitor_in_string);
 274     input_visitor_test_add("/string-visitor/input/enum",
 275                             &in_visitor_data, test_visitor_in_enum);
 276     input_visitor_test_add("/string-visitor/input/fuzz",
 277                             &in_visitor_data, test_visitor_in_fuzz);
 278
 279     g_test_run();
 280
 281     return 0;
 282 }