tests/test-string-output-visitor.c

   1 /*
   2  * String Output Visitor unit-tests.
   3  *
   4  * Copyright (C) 2012 Red Hat Inc.
   5  *
   6  * Authors:
   7  *  Paolo Bonzini <pbonzini@redhat.com> (based on test-qmp-output-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
  15 #include "qemu-common.h"
  16 #include "qapi/string-output-visitor.h"
  17 #include "test-qapi-types.h"
  18 #include "test-qapi-visit.h"
  19 #include "qapi/qmp/types.h"
  20
  21 typedef struct TestOutputVisitorData {
  22     StringOutputVisitor *sov;
  23     Visitor *ov;
  24     bool human;
  25 } TestOutputVisitorData;
  26
  27 static void visitor_output_setup(TestOutputVisitorData *data,
  28                                  const void *unused)
  29 {
  30     data->human = false;
  31     data->sov = string_output_visitor_new(data->human);
  32     g_assert(data->sov != NULL);
  33
  34     data->ov = string_output_get_visitor(data->sov);
  35     g_assert(data->ov != NULL);
  36 }
  37
  38 static void visitor_output_setup_human(TestOutputVisitorData *data,
  39                                        const void *unused)
  40 {
  41     data->human = true;
  42     data->sov = string_output_visitor_new(data->human);
  43     g_assert(data->sov != NULL);
  44
  45     data->ov = string_output_get_visitor(data->sov);
  46     g_assert(data->ov != NULL);
  47 }
  48
  49 static void visitor_output_teardown(TestOutputVisitorData *data,
  50                                     const void *unused)
  51 {
  52     string_output_visitor_cleanup(data->sov);
  53     data->sov = NULL;
  54     data->ov = NULL;
  55 }
  56
  57 static void test_visitor_out_int(TestOutputVisitorData *data,
  58                                  const void *unused)
  59 {
  60     int64_t value = 42;
  61     Error *err = NULL;
  62     char *str;
  63
  64     visit_type_int(data->ov, &value, NULL, &err);
  65     g_assert(!err);
  66
  67     str = string_output_get_string(data->sov);
  68     g_assert(str != NULL);
  69     if (data->human) {
  70         g_assert_cmpstr(str, ==, "42 (0x2a)");
  71     } else {
  72         g_assert_cmpstr(str, ==, "42");
  73     }
  74     g_free(str);
  75 }
  76
  77 static void test_visitor_out_intList(TestOutputVisitorData *data,
  78                                      const void *unused)
  79 {
  80     int64_t value[] = {0, 1, 9, 10, 16, 15, 14,
  81         3, 4, 5, 6, 11, 12, 13, 21, 22, INT64_MAX - 1, INT64_MAX};
  82     intList *list = NULL, **tmp = &list;
  83     int i;
  84     Error *err = NULL;
  85     char *str;
  86
  87     for (i = 0; i < sizeof(value) / sizeof(value[0]); i++) {
  88         *tmp = g_malloc0(sizeof(**tmp));
  89         (*tmp)->value = value[i];
  90         tmp = &(*tmp)->next;
  91     }
  92
  93     visit_type_intList(data->ov, &list, NULL, &err);
  94     g_assert(err == NULL);
  95
  96     str = string_output_get_string(data->sov);
  97     g_assert(str != NULL);
  98     if (data->human) {
  99         g_assert_cmpstr(str, ==,
 100             "0-1,3-6,9-16,21-22,9223372036854775806-9223372036854775807 "
 101             "(0x0-0x1,0x3-0x6,0x9-0x10,0x15-0x16,"
 102             "0x7ffffffffffffffe-0x7fffffffffffffff)");
 103     } else {
 104         g_assert_cmpstr(str, ==,
 105             "0-1,3-6,9-16,21-22,9223372036854775806-9223372036854775807");
 106     }
 107     g_free(str);
 108     while (list) {
 109         intList *tmp2;
 110         tmp2 = list->next;
 111         g_free(list);
 112         list = tmp2;
 113     }
 114 }
 115
 116 static void test_visitor_out_bool(TestOutputVisitorData *data,
 117                                   const void *unused)
 118 {
 119     Error *err = NULL;
 120     bool value = true;
 121     char *str;
 122
 123     visit_type_bool(data->ov, &value, NULL, &err);
 124     g_assert(!err);
 125
 126     str = string_output_get_string(data->sov);
 127     g_assert(str != NULL);
 128     g_assert_cmpstr(str, ==, "true");
 129     g_free(str);
 130 }
 131
 132 static void test_visitor_out_number(TestOutputVisitorData *data,
 133                                     const void *unused)
 134 {
 135     double value = 3.14;
 136     Error *err = NULL;
 137     char *str;
 138
 139     visit_type_number(data->ov, &value, NULL, &err);
 140     g_assert(!err);
 141
 142     str = string_output_get_string(data->sov);
 143     g_assert(str != NULL);
 144     g_assert_cmpstr(str, ==, "3.140000");
 145     g_free(str);
 146 }
 147
 148 static void test_visitor_out_string(TestOutputVisitorData *data,
 149                                     const void *unused)
 150 {
 151     char *string = (char *) "Q E M U";
 152     const char *string_human = "\"Q E M U\"";
 153     Error *err = NULL;
 154     char *str;
 155
 156     visit_type_str(data->ov, &string, NULL, &err);
 157     g_assert(!err);
 158
 159     str = string_output_get_string(data->sov);
 160     g_assert(str != NULL);
 161     if (data->human) {
 162         g_assert_cmpstr(str, ==, string_human);
 163     } else {
 164         g_assert_cmpstr(str, ==, string);
 165     }
 166     g_free(str);
 167 }
 168
 169 static void test_visitor_out_no_string(TestOutputVisitorData *data,
 170                                        const void *unused)
 171 {
 172     char *string = NULL;
 173     Error *err = NULL;
 174     char *str;
 175
 176     /* A null string should return "" */
 177     visit_type_str(data->ov, &string, NULL, &err);
 178     g_assert(!err);
 179
 180     str = string_output_get_string(data->sov);
 181     g_assert(str != NULL);
 182     if (data->human) {
 183         g_assert_cmpstr(str, ==, "<null>");
 184     } else {
 185         g_assert_cmpstr(str, ==, "");
 186     }
 187     g_free(str);
 188 }
 189
 190 static void test_visitor_out_enum(TestOutputVisitorData *data,
 191                                   const void *unused)
 192 {
 193     Error *err = NULL;
 194     char *str;
 195     EnumOne i;
 196
 197     for (i = 0; i < ENUM_ONE__MAX; i++) {
 198         char *str_human;
 199
 200         visit_type_EnumOne(data->ov, &i, "unused", &err);
 201         g_assert(!err);
 202
 203         str_human = g_strdup_printf("\"%s\"", EnumOne_lookup[i]);
 204
 205         str = string_output_get_string(data->sov);
 206         g_assert(str != NULL);
 207         if (data->human) {
 208             g_assert_cmpstr(str, ==, str_human);
 209         } else {
 210             g_assert_cmpstr(str, ==, EnumOne_lookup[i]);
 211         }
 212         g_free(str_human);
 213         g_free(str);
 214     }
 215 }
 216
 217 static void test_visitor_out_enum_errors(TestOutputVisitorData *data,
 218                                          const void *unused)
 219 {
 220     EnumOne i, bad_values[] = { ENUM_ONE__MAX, -1 };
 221     Error *err;
 222
 223     for (i = 0; i < ARRAY_SIZE(bad_values) ; i++) {
 224         err = NULL;
 225         visit_type_EnumOne(data->ov, &bad_values[i], "unused", &err);
 226         g_assert(err);
 227         error_free(err);
 228     }
 229 }
 230
 231 static void
 232 output_visitor_test_add(const char *testpath,
 233                         TestOutputVisitorData *data,
 234                         void (*test_func)(TestOutputVisitorData *data,
 235                                           const void *user_data),
 236                         bool human)
 237 {
 238     g_test_add(testpath, TestOutputVisitorData, data,
 239                human ? visitor_output_setup_human : visitor_output_setup,
 240                test_func, visitor_output_teardown);
 241 }
 242
 243 int main(int argc, char **argv)
 244 {
 245     TestOutputVisitorData out_visitor_data;
 246
 247     g_test_init(&argc, &argv, NULL);
 248
 249     output_visitor_test_add("/string-visitor/output/int",
 250                             &out_visitor_data, test_visitor_out_int, false);
 251     output_visitor_test_add("/string-visitor/output/int-human",
 252                             &out_visitor_data, test_visitor_out_int, true);
 253     output_visitor_test_add("/string-visitor/output/bool",
 254                             &out_visitor_data, test_visitor_out_bool, false);
 255     output_visitor_test_add("/string-visitor/output/bool-human",
 256                             &out_visitor_data, test_visitor_out_bool, true);
 257     output_visitor_test_add("/string-visitor/output/number",
 258                             &out_visitor_data, test_visitor_out_number, false);
 259     output_visitor_test_add("/string-visitor/output/number-human",
 260                             &out_visitor_data, test_visitor_out_number, true);
 261     output_visitor_test_add("/string-visitor/output/string",
 262                             &out_visitor_data, test_visitor_out_string, false);
 263     output_visitor_test_add("/string-visitor/output/string-human",
 264                             &out_visitor_data, test_visitor_out_string, true);
 265     output_visitor_test_add("/string-visitor/output/no-string",
 266                             &out_visitor_data, test_visitor_out_no_string,
 267                             false);
 268     output_visitor_test_add("/string-visitor/output/no-string-human",
 269                             &out_visitor_data, test_visitor_out_no_string,
 270                             true);
 271     output_visitor_test_add("/string-visitor/output/enum",
 272                             &out_visitor_data, test_visitor_out_enum, false);
 273     output_visitor_test_add("/string-visitor/output/enum-human",
 274                             &out_visitor_data, test_visitor_out_enum, true);
 275     output_visitor_test_add("/string-visitor/output/enum-errors",
 276                             &out_visitor_data, test_visitor_out_enum_errors,
 277                             false);
 278     output_visitor_test_add("/string-visitor/output/enum-errors-human",
 279                             &out_visitor_data, test_visitor_out_enum_errors,
 280                             true);
 281     output_visitor_test_add("/string-visitor/output/intList",
 282                             &out_visitor_data, test_visitor_out_intList, false);
 283     output_visitor_test_add("/string-visitor/output/intList-human",
 284                             &out_visitor_data, test_visitor_out_intList, true);
 285
 286     g_test_run();
 287
 288     return 0;
 289 }