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 #include <glib.h>
  15
  16 #include "qemu-common.h"
  17 #include "qapi/error.h"
  18 #include "qapi/string-output-visitor.h"
  19 #include "test-qapi-types.h"
  20 #include "test-qapi-visit.h"
  21 #include "qapi/qmp/types.h"
  22
  23 typedef struct TestOutputVisitorData {
  24     StringOutputVisitor *sov;
  25     Visitor *ov;
  26     bool human;
  27 } TestOutputVisitorData;
  28
  29 static void visitor_output_setup(TestOutputVisitorData *data,
  30                                  const void *unused)
  31 {
  32     data->human = false;
  33     data->sov = string_output_visitor_new(data->human);
  34     g_assert(data->sov != NULL);
  35
  36     data->ov = string_output_get_visitor(data->sov);
  37     g_assert(data->ov != NULL);
  38 }
  39
  40 static void visitor_output_setup_human(TestOutputVisitorData *data,
  41                                        const void *unused)
  42 {
  43     data->human = true;
  44     data->sov = string_output_visitor_new(data->human);
  45     g_assert(data->sov != NULL);
  46
  47     data->ov = string_output_get_visitor(data->sov);
  48     g_assert(data->ov != NULL);
  49 }
  50
  51 static void visitor_output_teardown(TestOutputVisitorData *data,
  52                                     const void *unused)
  53 {
  54     string_output_visitor_cleanup(data->sov);
  55     data->sov = NULL;
  56     data->ov = NULL;
  57 }
  58
  59 static void test_visitor_out_int(TestOutputVisitorData *data,
  60                                  const void *unused)
  61 {
  62     int64_t value = 42;
  63     Error *err = NULL;
  64     char *str;
  65
  66     visit_type_int(data->ov, NULL, &value, &err);
  67     g_assert(!err);
  68
  69     str = string_output_get_string(data->sov);
  70     g_assert(str != NULL);
  71     if (data->human) {
  72         g_assert_cmpstr(str, ==, "42 (0x2a)");
  73     } else {
  74         g_assert_cmpstr(str, ==, "42");
  75     }
  76     g_free(str);
  77 }
  78
  79 static void test_visitor_out_intList(TestOutputVisitorData *data,
  80                                      const void *unused)
  81 {
  82     int64_t value[] = {0, 1, 9, 10, 16, 15, 14,
  83         3, 4, 5, 6, 11, 12, 13, 21, 22, INT64_MAX - 1, INT64_MAX};
  84     intList *list = NULL, **tmp = &list;
  85     int i;
  86     Error *err = NULL;
  87     char *str;
  88
  89     for (i = 0; i < sizeof(value) / sizeof(value[0]); i++) {
  90         *tmp = g_malloc0(sizeof(**tmp));
  91         (*tmp)->value = value[i];
  92         tmp = &(*tmp)->next;
  93     }
  94
  95     visit_type_intList(data->ov, NULL, &list, &err);
  96     g_assert(err == NULL);
  97
  98     str = string_output_get_string(data->sov);
  99     g_assert(str != NULL);
 100     if (data->human) {
 101         g_assert_cmpstr(str, ==,
 102             "0-1,3-6,9-16,21-22,9223372036854775806-9223372036854775807 "
 103             "(0x0-0x1,0x3-0x6,0x9-0x10,0x15-0x16,"
 104             "0x7ffffffffffffffe-0x7fffffffffffffff)");
 105     } else {
 106         g_assert_cmpstr(str, ==,
 107             "0-1,3-6,9-16,21-22,9223372036854775806-9223372036854775807");
 108     }
 109     g_free(str);
 110     while (list) {
 111         intList *tmp2;
 112         tmp2 = list->next;
 113         g_free(list);
 114         list = tmp2;
 115     }
 116 }
 117
 118 static void test_visitor_out_bool(TestOutputVisitorData *data,
 119                                   const void *unused)
 120 {
 121     Error *err = NULL;
 122     bool value = true;
 123     char *str;
 124
 125     visit_type_bool(data->ov, NULL, &value, &err);
 126     g_assert(!err);
 127
 128     str = string_output_get_string(data->sov);
 129     g_assert(str != NULL);
 130     g_assert_cmpstr(str, ==, "true");
 131     g_free(str);
 132 }
 133
 134 static void test_visitor_out_number(TestOutputVisitorData *data,
 135                                     const void *unused)
 136 {
 137     double value = 3.14;
 138     Error *err = NULL;
 139     char *str;
 140
 141     visit_type_number(data->ov, NULL, &value, &err);
 142     g_assert(!err);
 143
 144     str = string_output_get_string(data->sov);
 145     g_assert(str != NULL);
 146     g_assert_cmpstr(str, ==, "3.140000");
 147     g_free(str);
 148 }
 149
 150 static void test_visitor_out_string(TestOutputVisitorData *data,
 151                                     const void *unused)
 152 {
 153     char *string = (char *) "Q E M U";
 154     const char *string_human = "\"Q E M U\"";
 155     Error *err = NULL;
 156     char *str;
 157
 158     visit_type_str(data->ov, NULL, &string, &err);
 159     g_assert(!err);
 160
 161     str = string_output_get_string(data->sov);
 162     g_assert(str != NULL);
 163     if (data->human) {
 164         g_assert_cmpstr(str, ==, string_human);
 165     } else {
 166         g_assert_cmpstr(str, ==, string);
 167     }
 168     g_free(str);
 169 }
 170
 171 static void test_visitor_out_no_string(TestOutputVisitorData *data,
 172                                        const void *unused)
 173 {
 174     char *string = NULL;
 175     Error *err = NULL;
 176     char *str;
 177
 178     /* A null string should return "" */
 179     visit_type_str(data->ov, NULL, &string, &err);
 180     g_assert(!err);
 181
 182     str = string_output_get_string(data->sov);
 183     g_assert(str != NULL);
 184     if (data->human) {
 185         g_assert_cmpstr(str, ==, "<null>");
 186     } else {
 187         g_assert_cmpstr(str, ==, "");
 188     }
 189     g_free(str);
 190 }
 191
 192 static void test_visitor_out_enum(TestOutputVisitorData *data,
 193                                   const void *unused)
 194 {
 195     Error *err = NULL;
 196     char *str;
 197     EnumOne i;
 198
 199     for (i = 0; i < ENUM_ONE__MAX; i++) {
 200         char *str_human;
 201
 202         visit_type_EnumOne(data->ov, "unused", &i, &err);
 203         g_assert(!err);
 204
 205         str_human = g_strdup_printf("\"%s\"", EnumOne_lookup[i]);
 206
 207         str = string_output_get_string(data->sov);
 208         g_assert(str != NULL);
 209         if (data->human) {
 210             g_assert_cmpstr(str, ==, str_human);
 211         } else {
 212             g_assert_cmpstr(str, ==, EnumOne_lookup[i]);
 213         }
 214         g_free(str_human);
 215         g_free(str);
 216     }
 217 }
 218
 219 static void test_visitor_out_enum_errors(TestOutputVisitorData *data,
 220                                          const void *unused)
 221 {
 222     EnumOne i, bad_values[] = { ENUM_ONE__MAX, -1 };
 223     Error *err;
 224
 225     for (i = 0; i < ARRAY_SIZE(bad_values) ; i++) {
 226         err = NULL;
 227         visit_type_EnumOne(data->ov, "unused", &bad_values[i], &err);
 228         g_assert(err);
 229         error_free(err);
 230     }
 231 }
 232
 233 static void
 234 output_visitor_test_add(const char *testpath,
 235                         TestOutputVisitorData *data,
 236                         void (*test_func)(TestOutputVisitorData *data,
 237                                           const void *user_data),
 238                         bool human)
 239 {
 240     g_test_add(testpath, TestOutputVisitorData, data,
 241                human ? visitor_output_setup_human : visitor_output_setup,
 242                test_func, visitor_output_teardown);
 243 }
 244
 245 int main(int argc, char **argv)
 246 {
 247     TestOutputVisitorData out_visitor_data;
 248
 249     g_test_init(&argc, &argv, NULL);
 250
 251     output_visitor_test_add("/string-visitor/output/int",
 252                             &out_visitor_data, test_visitor_out_int, false);
 253     output_visitor_test_add("/string-visitor/output/int-human",
 254                             &out_visitor_data, test_visitor_out_int, true);
 255     output_visitor_test_add("/string-visitor/output/bool",
 256                             &out_visitor_data, test_visitor_out_bool, false);
 257     output_visitor_test_add("/string-visitor/output/bool-human",
 258                             &out_visitor_data, test_visitor_out_bool, true);
 259     output_visitor_test_add("/string-visitor/output/number",
 260                             &out_visitor_data, test_visitor_out_number, false);
 261     output_visitor_test_add("/string-visitor/output/number-human",
 262                             &out_visitor_data, test_visitor_out_number, true);
 263     output_visitor_test_add("/string-visitor/output/string",
 264                             &out_visitor_data, test_visitor_out_string, false);
 265     output_visitor_test_add("/string-visitor/output/string-human",
 266                             &out_visitor_data, test_visitor_out_string, true);
 267     output_visitor_test_add("/string-visitor/output/no-string",
 268                             &out_visitor_data, test_visitor_out_no_string,
 269                             false);
 270     output_visitor_test_add("/string-visitor/output/no-string-human",
 271                             &out_visitor_data, test_visitor_out_no_string,
 272                             true);
 273     output_visitor_test_add("/string-visitor/output/enum",
 274                             &out_visitor_data, test_visitor_out_enum, false);
 275     output_visitor_test_add("/string-visitor/output/enum-human",
 276                             &out_visitor_data, test_visitor_out_enum, true);
 277     output_visitor_test_add("/string-visitor/output/enum-errors",
 278                             &out_visitor_data, test_visitor_out_enum_errors,
 279                             false);
 280     output_visitor_test_add("/string-visitor/output/enum-errors-human",
 281                             &out_visitor_data, test_visitor_out_enum_errors,
 282                             true);
 283     output_visitor_test_add("/string-visitor/output/intList",
 284                             &out_visitor_data, test_visitor_out_intList, false);
 285     output_visitor_test_add("/string-visitor/output/intList-human",
 286                             &out_visitor_data, test_visitor_out_intList, true);
 287
 288     g_test_run();
 289
 290     return 0;
 291 }