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 } TestOutputVisitorData;
  25
  26 static void visitor_output_setup(TestOutputVisitorData *data,
  27                                  const void *unused)
  28 {
  29     data->sov = string_output_visitor_new(false);
  30     g_assert(data->sov != NULL);
  31
  32     data->ov = string_output_get_visitor(data->sov);
  33     g_assert(data->ov != NULL);
  34 }
  35
  36 static void visitor_output_teardown(TestOutputVisitorData *data,
  37                                     const void *unused)
  38 {
  39     string_output_visitor_cleanup(data->sov);
  40     data->sov = NULL;
  41     data->ov = NULL;
  42 }
  43
  44 static void test_visitor_out_int(TestOutputVisitorData *data,
  45                                  const void *unused)
  46 {
  47     int64_t value = 42;
  48     Error *err = NULL;
  49     char *str;
  50
  51     visit_type_int(data->ov, &value, NULL, &err);
  52     g_assert(!err);
  53
  54     str = string_output_get_string(data->sov);
  55     g_assert(str != NULL);
  56     g_assert_cmpstr(str, ==, "42");
  57     g_free(str);
  58 }
  59
  60 static void test_visitor_out_intList(TestOutputVisitorData *data,
  61                                      const void *unused)
  62 {
  63     int64_t value[] = {0, 1, 9, 10, 16, 15, 14,
  64         3, 4, 5, 6, 11, 12, 13, 21, 22, INT64_MAX - 1, INT64_MAX};
  65     intList *list = NULL, **tmp = &list;
  66     int i;
  67     Error *errp = NULL;
  68     char *str;
  69
  70     for (i = 0; i < sizeof(value) / sizeof(value[0]); i++) {
  71         *tmp = g_malloc0(sizeof(**tmp));
  72         (*tmp)->value = value[i];
  73         tmp = &(*tmp)->next;
  74     }
  75
  76     visit_type_intList(data->ov, &list, NULL, &errp);
  77     g_assert(errp == NULL);
  78
  79     str = string_output_get_string(data->sov);
  80     g_assert(str != NULL);
  81     g_assert_cmpstr(str, ==,
  82         "0-1,3-6,9-16,21-22,9223372036854775806-9223372036854775807");
  83     g_free(str);
  84     while (list) {
  85         intList *tmp2;
  86         tmp2 = list->next;
  87         g_free(list);
  88         list = tmp2;
  89     }
  90 }
  91
  92 static void test_visitor_out_bool(TestOutputVisitorData *data,
  93                                   const void *unused)
  94 {
  95     Error *err = NULL;
  96     bool value = true;
  97     char *str;
  98
  99     visit_type_bool(data->ov, &value, NULL, &err);
 100     g_assert(!err);
 101
 102     str = string_output_get_string(data->sov);
 103     g_assert(str != NULL);
 104     g_assert_cmpstr(str, ==, "true");
 105     g_free(str);
 106 }
 107
 108 static void test_visitor_out_number(TestOutputVisitorData *data,
 109                                     const void *unused)
 110 {
 111     double value = 3.14;
 112     Error *err = NULL;
 113     char *str;
 114
 115     visit_type_number(data->ov, &value, NULL, &err);
 116     g_assert(!err);
 117
 118     str = string_output_get_string(data->sov);
 119     g_assert(str != NULL);
 120     g_assert_cmpstr(str, ==, "3.140000");
 121     g_free(str);
 122 }
 123
 124 static void test_visitor_out_string(TestOutputVisitorData *data,
 125                                     const void *unused)
 126 {
 127     char *string = (char *) "Q E M U";
 128     Error *err = NULL;
 129     char *str;
 130
 131     visit_type_str(data->ov, &string, NULL, &err);
 132     g_assert(!err);
 133
 134     str = string_output_get_string(data->sov);
 135     g_assert(str != NULL);
 136     g_assert_cmpstr(str, ==, string);
 137     g_free(str);
 138 }
 139
 140 static void test_visitor_out_no_string(TestOutputVisitorData *data,
 141                                        const void *unused)
 142 {
 143     char *string = NULL;
 144     Error *err = NULL;
 145     char *str;
 146
 147     /* A null string should return "" */
 148     visit_type_str(data->ov, &string, NULL, &err);
 149     g_assert(!err);
 150
 151     str = string_output_get_string(data->sov);
 152     g_assert(str != NULL);
 153     g_assert_cmpstr(str, ==, "");
 154     g_free(str);
 155 }
 156
 157 static void test_visitor_out_enum(TestOutputVisitorData *data,
 158                                   const void *unused)
 159 {
 160     Error *err = NULL;
 161     char *str;
 162     EnumOne i;
 163
 164     for (i = 0; i < ENUM_ONE_MAX; i++) {
 165         visit_type_EnumOne(data->ov, &i, "unused", &err);
 166         g_assert(!err);
 167
 168         str = string_output_get_string(data->sov);
 169         g_assert(str != NULL);
 170         g_assert_cmpstr(str, ==, EnumOne_lookup[i]);
 171         g_free(str);
 172     }
 173 }
 174
 175 static void test_visitor_out_enum_errors(TestOutputVisitorData *data,
 176                                          const void *unused)
 177 {
 178     EnumOne i, bad_values[] = { ENUM_ONE_MAX, -1 };
 179     Error *err;
 180
 181     for (i = 0; i < ARRAY_SIZE(bad_values) ; i++) {
 182         err = NULL;
 183         visit_type_EnumOne(data->ov, &bad_values[i], "unused", &err);
 184         g_assert(err);
 185         error_free(err);
 186     }
 187 }
 188
 189 static void output_visitor_test_add(const char *testpath,
 190                                     TestOutputVisitorData *data,
 191                                     void (*test_func)(TestOutputVisitorData *data, const void *user_data))
 192 {
 193     g_test_add(testpath, TestOutputVisitorData, data, visitor_output_setup,
 194                test_func, visitor_output_teardown);
 195 }
 196
 197 int main(int argc, char **argv)
 198 {
 199     TestOutputVisitorData out_visitor_data;
 200
 201     g_test_init(&argc, &argv, NULL);
 202
 203     output_visitor_test_add("/string-visitor/output/int",
 204                             &out_visitor_data, test_visitor_out_int);
 205     output_visitor_test_add("/string-visitor/output/bool",
 206                             &out_visitor_data, test_visitor_out_bool);
 207     output_visitor_test_add("/string-visitor/output/number",
 208                             &out_visitor_data, test_visitor_out_number);
 209     output_visitor_test_add("/string-visitor/output/string",
 210                             &out_visitor_data, test_visitor_out_string);
 211     output_visitor_test_add("/string-visitor/output/no-string",
 212                             &out_visitor_data, test_visitor_out_no_string);
 213     output_visitor_test_add("/string-visitor/output/enum",
 214                             &out_visitor_data, test_visitor_out_enum);
 215     output_visitor_test_add("/string-visitor/output/enum-errors",
 216                             &out_visitor_data, test_visitor_out_enum_errors);
 217     output_visitor_test_add("/string-visitor/output/intList",
 218                             &out_visitor_data, test_visitor_out_intList);
 219
 220     g_test_run();
 221
 222     return 0;
 223 }