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 "qemu/osdep.h"
  14
  15 #include "qemu-common.h"
  16 #include "qapi/error.h"
  17 #include "qapi/string-output-visitor.h"
  18 #include "test-qapi-types.h"
  19 #include "test-qapi-visit.h"
  20 #include "qapi/qmp/types.h"
  21
  22 typedef struct TestOutputVisitorData {
  23     StringOutputVisitor *sov;
  24     Visitor *ov;
  25     bool human;
  26 } TestOutputVisitorData;
  27
  28 static void visitor_output_setup(TestOutputVisitorData *data,
  29                                  const void *unused)
  30 {
  31     data->human = false;
  32     data->sov = string_output_visitor_new(data->human);
  33     g_assert(data->sov != NULL);
  34
  35     data->ov = string_output_get_visitor(data->sov);
  36     g_assert(data->ov != NULL);
  37 }
  38
  39 static void visitor_output_setup_human(TestOutputVisitorData *data,
  40                                        const void *unused)
  41 {
  42     data->human = true;
  43     data->sov = string_output_visitor_new(data->human);
  44     g_assert(data->sov != NULL);
  45
  46     data->ov = string_output_get_visitor(data->sov);
  47     g_assert(data->ov != NULL);
  48 }
  49
  50 static void visitor_output_teardown(TestOutputVisitorData *data,
  51                                     const void *unused)
  52 {
  53     string_output_visitor_cleanup(data->sov);
  54     data->sov = NULL;
  55     data->ov = NULL;
  56 }
  57
  58 static void test_visitor_out_int(TestOutputVisitorData *data,
  59                                  const void *unused)
  60 {
  61     int64_t value = 42;
  62     Error *err = NULL;
  63     char *str;
  64
  65     visit_type_int(data->ov, NULL, &value, &err);
  66     g_assert(!err);
  67
  68     str = string_output_get_string(data->sov);
  69     g_assert(str != NULL);
  70     if (data->human) {
  71         g_assert_cmpstr(str, ==, "42 (0x2a)");
  72     } else {
  73         g_assert_cmpstr(str, ==, "42");
  74     }
  75     g_free(str);
  76 }
  77
  78 static void test_visitor_out_intList(TestOutputVisitorData *data,
  79                                      const void *unused)
  80 {
  81     int64_t value[] = {0, 1, 9, 10, 16, 15, 14,
  82         3, 4, 5, 6, 11, 12, 13, 21, 22, INT64_MAX - 1, INT64_MAX};
  83     intList *list = NULL, **tmp = &list;
  84     int i;
  85     Error *err = NULL;
  86     char *str;
  87
  88     for (i = 0; i < sizeof(value) / sizeof(value[0]); i++) {
  89         *tmp = g_malloc0(sizeof(**tmp));
  90         (*tmp)->value = value[i];
  91         tmp = &(*tmp)->next;
  92     }
  93
  94     visit_type_intList(data->ov, NULL, &list, &err);
  95     g_assert(err == NULL);
  96
  97     str = string_output_get_string(data->sov);
  98     g_assert(str != NULL);
  99     if (data->human) {
 100         g_assert_cmpstr(str, ==,
 101             "0-1,3-6,9-16,21-22,9223372036854775806-9223372036854775807 "
 102             "(0x0-0x1,0x3-0x6,0x9-0x10,0x15-0x16,"
 103             "0x7ffffffffffffffe-0x7fffffffffffffff)");
 104     } else {
 105         g_assert_cmpstr(str, ==,
 106             "0-1,3-6,9-16,21-22,9223372036854775806-9223372036854775807");
 107     }
 108     g_free(str);
 109     while (list) {
 110         intList *tmp2;
 111         tmp2 = list->next;
 112         g_free(list);
 113         list = tmp2;
 114     }
 115 }
 116
 117 static void test_visitor_out_bool(TestOutputVisitorData *data,
 118                                   const void *unused)
 119 {
 120     Error *err = NULL;
 121     bool value = true;
 122     char *str;
 123
 124     visit_type_bool(data->ov, NULL, &value, &err);
 125     g_assert(!err);
 126
 127     str = string_output_get_string(data->sov);
 128     g_assert(str != NULL);
 129     g_assert_cmpstr(str, ==, "true");
 130     g_free(str);
 131 }
 132
 133 static void test_visitor_out_number(TestOutputVisitorData *data,
 134                                     const void *unused)
 135 {
 136     double value = 3.14;
 137     Error *err = NULL;
 138     char *str;
 139
 140     visit_type_number(data->ov, NULL, &value, &err);
 141     g_assert(!err);
 142
 143     str = string_output_get_string(data->sov);
 144     g_assert(str != NULL);
 145     g_assert_cmpstr(str, ==, "3.140000");
 146     g_free(str);
 147 }
 148
 149 static void test_visitor_out_string(TestOutputVisitorData *data,
 150                                     const void *unused)
 151 {
 152     char *string = (char *) "Q E M U";
 153     const char *string_human = "\"Q E M U\"";
 154     Error *err = NULL;
 155     char *str;
 156
 157     visit_type_str(data->ov, NULL, &string, &err);
 158     g_assert(!err);
 159
 160     str = string_output_get_string(data->sov);
 161     g_assert(str != NULL);
 162     if (data->human) {
 163         g_assert_cmpstr(str, ==, string_human);
 164     } else {
 165         g_assert_cmpstr(str, ==, string);
 166     }
 167     g_free(str);
 168 }
 169
 170 static void test_visitor_out_no_string(TestOutputVisitorData *data,
 171                                        const void *unused)
 172 {
 173     char *string = NULL;
 174     Error *err = NULL;
 175     char *str;
 176
 177     /* A null string should return "" */
 178     visit_type_str(data->ov, NULL, &string, &err);
 179     g_assert(!err);
 180
 181     str = string_output_get_string(data->sov);
 182     g_assert(str != NULL);
 183     if (data->human) {
 184         g_assert_cmpstr(str, ==, "<null>");
 185     } else {
 186         g_assert_cmpstr(str, ==, "");
 187     }
 188     g_free(str);
 189 }
 190
 191 static void test_visitor_out_enum(TestOutputVisitorData *data,
 192                                   const void *unused)
 193 {
 194     Error *err = NULL;
 195     char *str;
 196     EnumOne i;
 197
 198     for (i = 0; i < ENUM_ONE__MAX; i++) {
 199         char *str_human;
 200
 201         visit_type_EnumOne(data->ov, "unused", &i, &err);
 202         g_assert(!err);
 203
 204         str_human = g_strdup_printf("\"%s\"", EnumOne_lookup[i]);
 205
 206         str = string_output_get_string(data->sov);
 207         g_assert(str != NULL);
 208         if (data->human) {
 209             g_assert_cmpstr(str, ==, str_human);
 210         } else {
 211             g_assert_cmpstr(str, ==, EnumOne_lookup[i]);
 212         }
 213         g_free(str_human);
 214         g_free(str);
 215     }
 216 }
 217
 218 static void test_visitor_out_enum_errors(TestOutputVisitorData *data,
 219                                          const void *unused)
 220 {
 221     EnumOne i, bad_values[] = { ENUM_ONE__MAX, -1 };
 222     Error *err;
 223
 224     for (i = 0; i < ARRAY_SIZE(bad_values) ; i++) {
 225         err = NULL;
 226         visit_type_EnumOne(data->ov, "unused", &bad_values[i], &err);
 227         g_assert(err);
 228         error_free(err);
 229     }
 230 }
 231
 232 static void
 233 output_visitor_test_add(const char *testpath,
 234                         TestOutputVisitorData *data,
 235                         void (*test_func)(TestOutputVisitorData *data,
 236                                           const void *user_data),
 237                         bool human)
 238 {
 239     g_test_add(testpath, TestOutputVisitorData, data,
 240                human ? visitor_output_setup_human : visitor_output_setup,
 241                test_func, visitor_output_teardown);
 242 }
 243
 244 int main(int argc, char **argv)
 245 {
 246     TestOutputVisitorData out_visitor_data;
 247
 248     g_test_init(&argc, &argv, NULL);
 249
 250     output_visitor_test_add("/string-visitor/output/int",
 251                             &out_visitor_data, test_visitor_out_int, false);
 252     output_visitor_test_add("/string-visitor/output/int-human",
 253                             &out_visitor_data, test_visitor_out_int, true);
 254     output_visitor_test_add("/string-visitor/output/bool",
 255                             &out_visitor_data, test_visitor_out_bool, false);
 256     output_visitor_test_add("/string-visitor/output/bool-human",
 257                             &out_visitor_data, test_visitor_out_bool, true);
 258     output_visitor_test_add("/string-visitor/output/number",
 259                             &out_visitor_data, test_visitor_out_number, false);
 260     output_visitor_test_add("/string-visitor/output/number-human",
 261                             &out_visitor_data, test_visitor_out_number, true);
 262     output_visitor_test_add("/string-visitor/output/string",
 263                             &out_visitor_data, test_visitor_out_string, false);
 264     output_visitor_test_add("/string-visitor/output/string-human",
 265                             &out_visitor_data, test_visitor_out_string, true);
 266     output_visitor_test_add("/string-visitor/output/no-string",
 267                             &out_visitor_data, test_visitor_out_no_string,
 268                             false);
 269     output_visitor_test_add("/string-visitor/output/no-string-human",
 270                             &out_visitor_data, test_visitor_out_no_string,
 271                             true);
 272     output_visitor_test_add("/string-visitor/output/enum",
 273                             &out_visitor_data, test_visitor_out_enum, false);
 274     output_visitor_test_add("/string-visitor/output/enum-human",
 275                             &out_visitor_data, test_visitor_out_enum, true);
 276     output_visitor_test_add("/string-visitor/output/enum-errors",
 277                             &out_visitor_data, test_visitor_out_enum_errors,
 278                             false);
 279     output_visitor_test_add("/string-visitor/output/enum-errors-human",
 280                             &out_visitor_data, test_visitor_out_enum_errors,
 281                             true);
 282     output_visitor_test_add("/string-visitor/output/intList",
 283                             &out_visitor_data, test_visitor_out_intList, false);
 284     output_visitor_test_add("/string-visitor/output/intList-human",
 285                             &out_visitor_data, test_visitor_out_intList, true);
 286
 287     g_test_run();
 288
 289     return 0;
 290 }