tests/unit/test-clone-visitor.c

   1 /*
   2  * QAPI Clone Visitor unit-tests.
   3  *
   4  * Copyright (C) 2016 Red Hat Inc.
   5  *
   6  * This work is licensed under the terms of the GNU GPL, version 2 or later.
   7  * See the COPYING file in the top-level directory.
   8  */
   9
  10 #include "qemu/osdep.h"
  11
  12 #include "qemu-common.h"
  13 #include "qapi/clone-visitor.h"
  14 #include "test-qapi-visit.h"
  15
  16 static void test_clone_struct(void)
  17 {
  18     UserDefOne *src, *dst;
  19
  20     src = g_new0(UserDefOne, 1);
  21     src->integer = 42;
  22     src->string = g_strdup("Hello");
  23     src->has_enum1 = false;
  24     src->enum1 = ENUM_ONE_VALUE2;
  25
  26     dst = QAPI_CLONE(UserDefOne, src);
  27     g_assert(dst);
  28     g_assert_cmpint(dst->integer, ==, 42);
  29     g_assert(dst->string != src->string);
  30     g_assert_cmpstr(dst->string, ==, "Hello");
  31     g_assert_cmpint(dst->has_enum1, ==, false);
  32     /* Our implementation does this, but it is not required:
  33     g_assert_cmpint(dst->enum1, ==, ENUM_ONE_VALUE2);
  34     */
  35
  36     qapi_free_UserDefOne(src);
  37     qapi_free_UserDefOne(dst);
  38 }
  39
  40 static void test_clone_alternate(void)
  41 {
  42     AltEnumBool *b_src, *s_src, *b_dst, *s_dst;
  43
  44     b_src = g_new0(AltEnumBool, 1);
  45     b_src->type = QTYPE_QBOOL;
  46     b_src->u.b = true;
  47     s_src = g_new0(AltEnumBool, 1);
  48     s_src->type = QTYPE_QSTRING;
  49     s_src->u.e = ENUM_ONE_VALUE1;
  50
  51     b_dst = QAPI_CLONE(AltEnumBool, b_src);
  52     g_assert(b_dst);
  53     g_assert_cmpint(b_dst->type, ==, b_src->type);
  54     g_assert_cmpint(b_dst->u.b, ==, b_src->u.b);
  55     s_dst = QAPI_CLONE(AltEnumBool, s_src);
  56     g_assert(s_dst);
  57     g_assert_cmpint(s_dst->type, ==, s_src->type);
  58     g_assert_cmpint(s_dst->u.e, ==, s_src->u.e);
  59
  60     qapi_free_AltEnumBool(b_src);
  61     qapi_free_AltEnumBool(s_src);
  62     qapi_free_AltEnumBool(b_dst);
  63     qapi_free_AltEnumBool(s_dst);
  64 }
  65
  66 static void test_clone_list(void)
  67 {
  68     uint8List *src = NULL, *dst;
  69     uint8List *tmp = NULL;
  70     int i;
  71
  72     /* Build list in reverse */
  73     for (i = 10; i; i--) {
  74         QAPI_LIST_PREPEND(src, i);
  75     }
  76
  77     dst = QAPI_CLONE(uint8List, src);
  78     for (tmp = dst, i = 1; i <= 10; i++) {
  79         g_assert(tmp);
  80         g_assert_cmpint(tmp->value, ==, i);
  81         tmp = tmp->next;
  82     }
  83     g_assert(!tmp);
  84
  85     qapi_free_uint8List(src);
  86     qapi_free_uint8List(dst);
  87 }
  88
  89 static void test_clone_empty(void)
  90 {
  91     Empty2 *src, *dst;
  92
  93     src = g_new0(Empty2, 1);
  94     dst = QAPI_CLONE(Empty2, src);
  95     g_assert(dst);
  96     qapi_free_Empty2(src);
  97     qapi_free_Empty2(dst);
  98 }
  99
 100 static void test_clone_complex1(void)
 101 {
 102     UserDefFlatUnion *src, *dst;
 103
 104     src = g_new0(UserDefFlatUnion, 1);
 105     src->integer = 123;
 106     src->string = g_strdup("abc");
 107     src->enum1 = ENUM_ONE_VALUE1;
 108     src->u.value1.boolean = true;
 109
 110     dst = QAPI_CLONE(UserDefFlatUnion, src);
 111     g_assert(dst);
 112
 113     g_assert_cmpint(dst->integer, ==, 123);
 114     g_assert_cmpstr(dst->string, ==, "abc");
 115     g_assert_cmpint(dst->enum1, ==, ENUM_ONE_VALUE1);
 116     g_assert(dst->u.value1.boolean);
 117     g_assert(!dst->u.value1.has_a_b);
 118     g_assert_cmpint(dst->u.value1.a_b, ==, 0);
 119
 120     qapi_free_UserDefFlatUnion(src);
 121     qapi_free_UserDefFlatUnion(dst);
 122 }
 123
 124 static void test_clone_complex2(void)
 125 {
 126     WrapAlternate *src, *dst;
 127
 128     src = g_new0(WrapAlternate, 1);
 129     src->alt = g_new(UserDefAlternate, 1);
 130     src->alt->type = QTYPE_QDICT;
 131     src->alt->u.udfu.integer = 42;
 132     /* Clone intentionally converts NULL into "" for strings */
 133     src->alt->u.udfu.string = NULL;
 134     src->alt->u.udfu.enum1 = ENUM_ONE_VALUE3;
 135     src->alt->u.udfu.u.value3.intb = 99;
 136     src->alt->u.udfu.u.value3.has_a_b = true;
 137     src->alt->u.udfu.u.value3.a_b = true;
 138
 139     dst = QAPI_CLONE(WrapAlternate, src);
 140     g_assert(dst);
 141     g_assert(dst->alt);
 142     g_assert_cmpint(dst->alt->type, ==, QTYPE_QDICT);
 143     g_assert_cmpint(dst->alt->u.udfu.integer, ==, 42);
 144     g_assert_cmpstr(dst->alt->u.udfu.string, ==, "");
 145     g_assert_cmpint(dst->alt->u.udfu.enum1, ==, ENUM_ONE_VALUE3);
 146     g_assert_cmpint(dst->alt->u.udfu.u.value3.intb, ==, 99);
 147     g_assert_cmpint(dst->alt->u.udfu.u.value3.has_a_b, ==, true);
 148     g_assert_cmpint(dst->alt->u.udfu.u.value3.a_b, ==, true);
 149
 150     qapi_free_WrapAlternate(src);
 151     qapi_free_WrapAlternate(dst);
 152 }
 153
 154 static void test_clone_complex3(void)
 155 {
 156     UserDefOneList *src, *dst, *tail;
 157     UserDefOne *elt;
 158
 159     src = NULL;
 160     elt = g_new0(UserDefOne, 1);
 161     elt->integer = 3;
 162     elt->string = g_strdup("three");
 163     elt->has_enum1 = true;
 164     elt->enum1 = ENUM_ONE_VALUE3;
 165     QAPI_LIST_PREPEND(src, elt);
 166     elt = g_new0(UserDefOne, 1);
 167     elt->integer = 2;
 168     elt->string = g_strdup("two");
 169     QAPI_LIST_PREPEND(src, elt);
 170     elt = g_new0(UserDefOne, 1);
 171     elt->integer = 1;
 172     elt->string = g_strdup("one");
 173     QAPI_LIST_PREPEND(src, elt);
 174
 175     dst = QAPI_CLONE(UserDefOneList, src);
 176
 177     g_assert(dst);
 178     tail = dst;
 179     elt = tail->value;
 180     g_assert_cmpint(elt->integer, ==, 1);
 181     g_assert_cmpstr(elt->string, ==, "one");
 182     g_assert(!elt->has_enum1);
 183     tail = tail->next;
 184     elt = tail->value;
 185     g_assert_cmpint(elt->integer, ==, 2);
 186     g_assert_cmpstr(elt->string, ==, "two");
 187     g_assert(!elt->has_enum1);
 188     tail = tail->next;
 189     elt = tail->value;
 190     g_assert_cmpint(elt->integer, ==, 3);
 191     g_assert_cmpstr(elt->string, ==, "three");
 192     g_assert(elt->has_enum1);
 193     g_assert_cmpint(elt->enum1, ==, ENUM_ONE_VALUE3);
 194     g_assert(!tail->next);
 195
 196     qapi_free_UserDefOneList(src);
 197     qapi_free_UserDefOneList(dst);
 198 }
 199
 200 int main(int argc, char **argv)
 201 {
 202     g_test_init(&argc, &argv, NULL);
 203
 204     g_test_add_func("/visitor/clone/struct", test_clone_struct);
 205     g_test_add_func("/visitor/clone/alternate", test_clone_alternate);
 206     g_test_add_func("/visitor/clone/list", test_clone_list);
 207     g_test_add_func("/visitor/clone/empty", test_clone_empty);
 208     g_test_add_func("/visitor/clone/complex1", test_clone_complex1);
 209     g_test_add_func("/visitor/clone/complex2", test_clone_complex2);
 210     g_test_add_func("/visitor/clone/complex3", test_clone_complex3);
 211
 212     return g_test_run();
 213 }