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-qobject-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-visit.h"
  19
  20 typedef struct TestOutputVisitorData {
  21     Visitor *ov;
  22     char *str;
  23     bool human;
  24 } TestOutputVisitorData;
  25
  26 static void visitor_output_setup_internal(TestOutputVisitorData *data,
  27                                           bool human)
  28 {
  29     data->human = human;
  30     data->ov = string_output_visitor_new(human, &data->str);
  31     g_assert(data->ov);
  32 }
  33
  34 static void visitor_output_setup(TestOutputVisitorData *data,
  35                                  const void *unused)
  36 {
  37     return visitor_output_setup_internal(data, false);
  38 }
  39
  40 static void visitor_output_setup_human(TestOutputVisitorData *data,
  41                                        const void *unused)
  42 {
  43     return visitor_output_setup_internal(data, true);
  44 }
  45
  46 static void visitor_output_teardown(TestOutputVisitorData *data,
  47                                     const void *unused)
  48 {
  49     visit_free(data->ov);
  50     data->ov = NULL;
  51     g_free(data->str);
  52     data->str = NULL;
  53 }
  54
  55 static char *visitor_get(TestOutputVisitorData *data)
  56 {
  57     visit_complete(data->ov, &data->str);
  58     g_assert(data->str);
  59     return data->str;
  60 }
  61
  62 static void visitor_reset(TestOutputVisitorData *data)
  63 {
  64     bool human = data->human;
  65
  66     visitor_output_teardown(data, NULL);
  67     visitor_output_setup_internal(data, human);
  68 }
  69
  70 static void test_visitor_out_int(TestOutputVisitorData *data,
  71                                  const void *unused)
  72 {
  73     int64_t value = 42;
  74     char *str;
  75
  76     visit_type_int(data->ov, NULL, &value, &error_abort);
  77
  78     str = visitor_get(data);
  79     if (data->human) {
  80         g_assert_cmpstr(str, ==, "42 (0x2a)");
  81     } else {
  82         g_assert_cmpstr(str, ==, "42");
  83     }
  84 }
  85
  86 static void test_visitor_out_intList(TestOutputVisitorData *data,
  87                                      const void *unused)
  88 {
  89     int64_t value[] = {0, 1, 9, 10, 16, 15, 14,
  90         3, 4, 5, 6, 11, 12, 13, 21, 22, INT64_MAX - 1, INT64_MAX};
  91     intList *list = NULL, **tail = &list;
  92     int i;
  93     Error *err = NULL;
  94     char *str;
  95
  96     for (i = 0; i < ARRAY_SIZE(value); i++) {
  97         QAPI_LIST_APPEND(tail, value[i]);
  98     }
  99
 100     visit_type_intList(data->ov, NULL, &list, &err);
 101     g_assert(err == NULL);
 102
 103     str = visitor_get(data);
 104     if (data->human) {
 105         g_assert_cmpstr(str, ==,
 106             "0-1,3-6,9-16,21-22,9223372036854775806-9223372036854775807 "
 107             "(0x0-0x1,0x3-0x6,0x9-0x10,0x15-0x16,"
 108             "0x7ffffffffffffffe-0x7fffffffffffffff)");
 109     } else {
 110         g_assert_cmpstr(str, ==,
 111             "0-1,3-6,9-16,21-22,9223372036854775806-9223372036854775807");
 112     }
 113     qapi_free_intList(list);
 114 }
 115
 116 static void test_visitor_out_bool(TestOutputVisitorData *data,
 117                                   const void *unused)
 118 {
 119     bool value = true;
 120     char *str;
 121
 122     visit_type_bool(data->ov, NULL, &value, &error_abort);
 123
 124     str = visitor_get(data);
 125     g_assert_cmpstr(str, ==, "true");
 126 }
 127
 128 static void test_visitor_out_number(TestOutputVisitorData *data,
 129                                     const void *unused)
 130 {
 131     double value = 3.1415926535897932;
 132     char *str;
 133
 134     visit_type_number(data->ov, NULL, &value, &error_abort);
 135
 136     str = visitor_get(data);
 137     g_assert_cmpstr(str, ==, "3.1415926535897931");
 138 }
 139
 140 static void test_visitor_out_string(TestOutputVisitorData *data,
 141                                     const void *unused)
 142 {
 143     char *string = (char *) "Q E M U";
 144     const char *string_human = "\"Q E M U\"";
 145     char *str;
 146
 147     visit_type_str(data->ov, NULL, &string, &error_abort);
 148
 149     str = visitor_get(data);
 150     if (data->human) {
 151         g_assert_cmpstr(str, ==, string_human);
 152     } else {
 153         g_assert_cmpstr(str, ==, string);
 154     }
 155 }
 156
 157 static void test_visitor_out_no_string(TestOutputVisitorData *data,
 158                                        const void *unused)
 159 {
 160     char *string = NULL;
 161     char *str;
 162
 163     /* A null string should return "" */
 164     visit_type_str(data->ov, NULL, &string, &error_abort);
 165
 166     str = visitor_get(data);
 167     if (data->human) {
 168         g_assert_cmpstr(str, ==, "<null>");
 169     } else {
 170         g_assert_cmpstr(str, ==, "");
 171     }
 172 }
 173
 174 static void test_visitor_out_enum(TestOutputVisitorData *data,
 175                                   const void *unused)
 176 {
 177     char *str;
 178     EnumOne i;
 179
 180     for (i = 0; i < ENUM_ONE__MAX; i++) {
 181         visit_type_EnumOne(data->ov, "unused", &i, &error_abort);
 182
 183         str = visitor_get(data);
 184         if (data->human) {
 185             char *str_human = g_strdup_printf("\"%s\"", EnumOne_str(i));
 186
 187             g_assert_cmpstr(str, ==, str_human);
 188             g_free(str_human);
 189         } else {
 190             g_assert_cmpstr(str, ==, EnumOne_str(i));
 191         }
 192         visitor_reset(data);
 193     }
 194 }
 195
 196 static void
 197 output_visitor_test_add(const char *testpath,
 198                         TestOutputVisitorData *data,
 199                         void (*test_func)(TestOutputVisitorData *data,
 200                                           const void *user_data),
 201                         bool human)
 202 {
 203     g_test_add(testpath, TestOutputVisitorData, data,
 204                human ? visitor_output_setup_human : visitor_output_setup,
 205                test_func, visitor_output_teardown);
 206 }
 207
 208 int main(int argc, char **argv)
 209 {
 210     TestOutputVisitorData out_visitor_data;
 211
 212     g_test_init(&argc, &argv, NULL);
 213
 214     output_visitor_test_add("/string-visitor/output/int",
 215                             &out_visitor_data, test_visitor_out_int, false);
 216     output_visitor_test_add("/string-visitor/output/int-human",
 217                             &out_visitor_data, test_visitor_out_int, true);
 218     output_visitor_test_add("/string-visitor/output/bool",
 219                             &out_visitor_data, test_visitor_out_bool, false);
 220     output_visitor_test_add("/string-visitor/output/bool-human",
 221                             &out_visitor_data, test_visitor_out_bool, true);
 222     output_visitor_test_add("/string-visitor/output/number",
 223                             &out_visitor_data, test_visitor_out_number, false);
 224     output_visitor_test_add("/string-visitor/output/number-human",
 225                             &out_visitor_data, test_visitor_out_number, true);
 226     output_visitor_test_add("/string-visitor/output/string",
 227                             &out_visitor_data, test_visitor_out_string, false);
 228     output_visitor_test_add("/string-visitor/output/string-human",
 229                             &out_visitor_data, test_visitor_out_string, true);
 230     output_visitor_test_add("/string-visitor/output/no-string",
 231                             &out_visitor_data, test_visitor_out_no_string,
 232                             false);
 233     output_visitor_test_add("/string-visitor/output/no-string-human",
 234                             &out_visitor_data, test_visitor_out_no_string,
 235                             true);
 236     output_visitor_test_add("/string-visitor/output/enum",
 237                             &out_visitor_data, test_visitor_out_enum, false);
 238     output_visitor_test_add("/string-visitor/output/enum-human",
 239                             &out_visitor_data, test_visitor_out_enum, true);
 240     output_visitor_test_add("/string-visitor/output/intList",
 241                             &out_visitor_data, test_visitor_out_intList, false);
 242     output_visitor_test_add("/string-visitor/output/intList-human",
 243                             &out_visitor_data, test_visitor_out_intList, true);
 244
 245     g_test_run();
 246
 247     return 0;
 248 }