test/array_tests.c

Wed, 06 Nov 2019 16:27:54 +0100

author
Mike Becker <universe@uap-core.de>
date
Wed, 06 Nov 2019 16:27:54 +0100
changeset 366
41a7cef34c19
parent 357
0f5732f0dc00
child 369
28a8ccc442b0
permissions
-rw-r--r--

adds testcase to uncover a bug in ucx_array_append()

     1 /*
     2  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
     3  *
     4  * Copyright 2019 Mike Becker, Olaf Wintermann All rights reserved.
     5  *
     6  * Redistribution and use in source and binary forms, with or without
     7  * modification, are permitted provided that the following conditions are met:
     8  *
     9  *   1. Redistributions of source code must retain the above copyright
    10  *      notice, this list of conditions and the following disclaimer.
    11  *
    12  *   2. Redistributions in binary form must reproduce the above copyright
    13  *      notice, this list of conditions and the following disclaimer in the
    14  *      documentation and/or other materials provided with the distribution.
    15  *
    16  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
    17  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
    18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
    19  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
    20  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
    21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
    22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
    23  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
    24  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
    25  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
    26  * POSSIBILITY OF SUCH DAMAGE.
    27  */
    29 #include "array_tests.h"
    30 #include <ucx/utils.h>
    32 UCX_TEST(test_ucx_array_destroy) {
    33     UcxArray array;
    34     ucx_array_init(&array, 16, sizeof(int));
    36     UCX_TEST_BEGIN
    37     ucx_array_destroy(&array);
    38     UCX_TEST_ASSERT(array.data == NULL, "data pointer not NULL after destroy");
    39     UCX_TEST_ASSERT(array.size == 0, "size not zero after destroy");
    40     UCX_TEST_ASSERT(array.capacity == 0, "capacity not zero after destroy");
    41     UCX_TEST_ASSERT(array.allocator == ucx_default_allocator(),
    42             "allocator corrupted during destroy");
    43     UCX_TEST_END
    44 }
    46 UCX_TEST(test_ucx_array_new) {
    47     UcxArray* array = ucx_array_new(16, 47);
    49     UCX_TEST_BEGIN
    50     UCX_TEST_ASSERT(array->data, "no memory allocated");
    51     UCX_TEST_ASSERT(array->size == 0, "size not initially zero");
    52     UCX_TEST_ASSERT(array->capacity == 16, "capacity not as requested");
    53     UCX_TEST_ASSERT(array->elemsize == 47, "element size not as requested");
    54     UCX_TEST_ASSERT(array->allocator == ucx_default_allocator(),
    55             "array not using the default allocator");
    56     UCX_TEST_END
    57     ucx_array_free(array);
    58 }
    60 UCX_TEST(test_ucx_array_append_from) {
    61     UcxArray *array = ucx_array_new(16, sizeof(int));
    62     int *elements;
    64     int x = 42;
    65     ucx_array_append_from(array, &x, 1);
    66     UCX_TEST_BEGIN
    68     elements = array->data;
    69     UCX_TEST_ASSERT(elements[0] == 42, "failed");
    71     int y[2] = {13, 37};
    72     ucx_array_append_from(array, y, 2);
    74     elements = array->data;
    75     UCX_TEST_ASSERT(array->size == 3, "incorrect size after append");
    76     UCX_TEST_ASSERT(elements[1] == 13, "failed");
    77     UCX_TEST_ASSERT(elements[2] == 37, "failed");
    78     UCX_TEST_ASSERT(elements[0] == 42,
    79             "append corrupted previously inserted data");
    81     ucx_array_append_from(array, NULL, 2);
    83     elements = array->data;
    84     UCX_TEST_ASSERT(array->size == 5, "incorrect size after NULL append");
    85     UCX_TEST_ASSERT(elements[3] == 0, "element is not zeroed");
    86     UCX_TEST_ASSERT(elements[4] == 0, "element is not zeroed");
    87     UCX_TEST_ASSERT(elements[0] == 42,
    88             "NULL append corrupted previously inserted data");
    89     UCX_TEST_ASSERT(elements[1] == 13,
    90             "NULL append corrupted previously inserted data");
    91     UCX_TEST_ASSERT(elements[2] == 37,
    92             "NULL append corrupted previously inserted data");
    94     UCX_TEST_END
    96     ucx_array_free(array);
    97 }
    99 UCX_TEST(test_ucx_array_append_from_struct) {
   100     struct teststruct {
   101         unsigned long long x;
   102         unsigned long long y;
   103         unsigned long long z;
   104     };
   106     UcxArray *array = ucx_array_new(16, sizeof(struct teststruct));
   107     struct teststruct *elements;
   109     struct teststruct data;
   110     data.x = 13; data.y = 37; data.z = 47;
   112     ucx_array_append_from(array, &data, 1);
   113     UCX_TEST_BEGIN
   115     elements = array->data;
   116     UCX_TEST_ASSERT(elements[0].x == 13, "failed");
   117     UCX_TEST_ASSERT(elements[0].y == 37, "failed");
   118     UCX_TEST_ASSERT(elements[0].z == 47, "failed");
   120     data.x = 0; data.y = 8; data.z = 15;
   121     ucx_array_append_from(array, &data, 1);
   123     elements = array->data;
   124     UCX_TEST_ASSERT(array->size == 2, "incorrect size after append");
   125     UCX_TEST_ASSERT(elements[1].x == 0, "failed");
   126     UCX_TEST_ASSERT(elements[1].y == 8, "failed");
   127     UCX_TEST_ASSERT(elements[1].z == 15, "failed");
   129     UCX_TEST_ASSERT(elements[0].x == 13,
   130             "append corrupted previously inserted data");
   131     UCX_TEST_ASSERT(elements[0].y == 37,
   132             "append corrupted previously inserted data");
   133     UCX_TEST_ASSERT(elements[0].z == 47,
   134             "append corrupted previously inserted data");
   136     UCX_TEST_END
   138     ucx_array_destroy(array);
   139 }
   141 UCX_TEST(test_ucx_array_prepend_from) {
   142     int *elems;
   143     UcxArray *array = ucx_array_new(16, sizeof(int));
   145     int x = 42;
   146     ucx_array_prepend_from(array, &x, 1);
   147     UCX_TEST_BEGIN
   149     elems = array->data;
   150     UCX_TEST_ASSERT(elems[0] == 42, "failed");
   152     int y[2] = {13, 37};
   153     ucx_array_prepend_from(array, y, 2);
   155     elems = array->data;
   156     UCX_TEST_ASSERT(array->size == 3, "incorrect size after prepend");
   157     UCX_TEST_ASSERT(elems[0] == 13, "failed");
   158     UCX_TEST_ASSERT(elems[1] == 37, "failed");
   159     UCX_TEST_ASSERT(elems[2] == 42,
   160             "prepend corrupted previously inserted data");
   162     ucx_array_prepend_from(array, NULL, 2);
   164     elems = array->data;
   165     UCX_TEST_ASSERT(array->size == 5, "incorrect size after NULL prepend");
   166     UCX_TEST_ASSERT(elems[0] == 0, "element is not zeroed");
   167     UCX_TEST_ASSERT(elems[1] == 0, "element is not zeroed");
   168     UCX_TEST_ASSERT(elems[2] == 13,
   169             "NULL prepend corrupted previously inserted data");
   170     UCX_TEST_ASSERT(elems[3] == 37,
   171             "NULL prepend corrupted previously inserted data");
   172     UCX_TEST_ASSERT(elems[4] == 42,
   173             "NULL prepend corrupted previously inserted data");
   175     UCX_TEST_END
   177     ucx_array_free(array);
   178 }
   180 UCX_TEST(test_ucx_array_set_from) {
   181     int *elems;
   182     UcxArray *array = ucx_array_new(16, sizeof(int));
   184     int x = 42;
   186     UCX_TEST_BEGIN
   188     ucx_array_set_from(array, 7, &x, 1);
   190     elems = array->data;
   191     UCX_TEST_ASSERT(elems[7] == 42, "failed");
   192     UCX_TEST_ASSERT(array->size >= 8, "array not resized on set");
   193     UCX_TEST_ASSERT(array->capacity == 16, "capacity changed unnecessarily");
   195     int y[2] = {13, 37};
   196     ucx_array_set_from(array, 27, y, 2);
   198     elems = array->data;
   199     UCX_TEST_ASSERT(elems[27] == 13, "failed");
   200     UCX_TEST_ASSERT(elems[28] == 37, "failed");
   201     UCX_TEST_ASSERT(array->size == 29, "array not resized on set");
   202     UCX_TEST_ASSERT(array->capacity == 32, "capacity not grown");
   204     ucx_array_set_from(array, 7, NULL, 2);
   206     elems = array->data;
   207     UCX_TEST_ASSERT(elems[7] == 0, "not zeroed on NULL set");
   208     UCX_TEST_ASSERT(elems[8] == 0, "not zeroed on NULL set");
   210     UCX_TEST_END
   212     ucx_array_free(array);
   213 }
   215 UCX_TEST(test_ucx_array_append) {
   216     UcxArray *array = ucx_array_new(16, sizeof(int));
   217     int *elements;
   219     ucx_array_append(array, 42);
   220     UCX_TEST_BEGIN
   222     elements = array->data;
   223     UCX_TEST_ASSERT(elements[0] == 42, "failed");
   225     ucx_array_append(array, 13);
   226     ucx_array_append(array, 37);
   228     elements = array->data;
   229     UCX_TEST_ASSERT(array->size == 3, "incorrect size after append");
   230     UCX_TEST_ASSERT(elements[1] == 13, "failed");
   231     UCX_TEST_ASSERT(elements[2] == 37, "failed");
   232     UCX_TEST_ASSERT(elements[0] == 42,
   233             "append corrupted previously inserted data");
   235     UCX_TEST_END
   237     ucx_array_destroy(array);
   238 }
   240 UCX_TEST(test_ucx_array_append_struct) {
   241     struct teststruct {
   242         unsigned long long x;
   243         unsigned long long y;
   244         unsigned long long z;
   245     };
   247     UcxArray *array = ucx_array_new(16, sizeof(struct teststruct));
   248     struct teststruct *elements;
   250     struct teststruct data;
   251     data.x = 13; data.y = 37; data.z = 47;
   253     ucx_array_append(array, data);
   254     UCX_TEST_BEGIN
   256     elements = array->data;
   257     UCX_TEST_ASSERT(elements[0].x == 13, "failed");
   258     UCX_TEST_ASSERT(elements[0].y == 37, "failed");
   259     UCX_TEST_ASSERT(elements[0].z == 47, "failed");
   261     data.x = 0; data.y = 8; data.z = 15;
   262     ucx_array_append(array, data);
   264     elements = array->data;
   265     UCX_TEST_ASSERT(array->size == 2, "incorrect size after append");
   266     UCX_TEST_ASSERT(elements[1].x == 0, "failed");
   267     UCX_TEST_ASSERT(elements[1].y == 8, "failed");
   268     UCX_TEST_ASSERT(elements[1].z == 15, "failed");
   270     UCX_TEST_ASSERT(elements[0].x == 13,
   271             "append corrupted previously inserted data");
   272     UCX_TEST_ASSERT(elements[0].y == 37,
   273             "append corrupted previously inserted data");
   274     UCX_TEST_ASSERT(elements[0].z == 47,
   275             "append corrupted previously inserted data");
   277     UCX_TEST_END
   279     ucx_array_destroy(array);
   280 }
   282 UCX_TEST(test_ucx_array_prepend) {
   283     int *elems;
   284     UcxArray *array = ucx_array_new(16, sizeof(int));
   286     ucx_array_prepend(array, 42);
   287     UCX_TEST_BEGIN
   289     elems = array->data;
   290     UCX_TEST_ASSERT(elems[0] == 42, "failed");
   292     ucx_array_prepend(array, 37);
   293     ucx_array_prepend(array, 13);
   295     elems = array->data;
   296     UCX_TEST_ASSERT(array->size == 3, "incorrect size after prepend");
   297     UCX_TEST_ASSERT(elems[0] == 13, "failed");
   298     UCX_TEST_ASSERT(elems[1] == 37, "failed");
   299     UCX_TEST_ASSERT(elems[2] == 42,
   300             "prepend corrupted previously inserted data");
   302     UCX_TEST_END
   304     ucx_array_free(array);
   305 }
   307 UCX_TEST(test_ucx_array_set) {
   308     int *elems;
   309     UcxArray *array = ucx_array_new(16, sizeof(int));
   311     UCX_TEST_BEGIN
   313     ucx_array_set(array, 7, 42);
   315     elems = array->data;
   316     UCX_TEST_ASSERT(elems[7] == 42, "failed");
   317     UCX_TEST_ASSERT(array->size == 8, "array not resized on set");
   318     UCX_TEST_ASSERT(array->capacity == 16, "capacity changed unnecessarily");
   320     ucx_array_set(array, 27, 13);
   321     ucx_array_set(array, 28, 37);
   323     elems = array->data;
   324     UCX_TEST_ASSERT(elems[27] == 13, "failed");
   325     UCX_TEST_ASSERT(elems[28] == 37, "failed");
   326     UCX_TEST_ASSERT(array->size == 29, "array not resized on set");
   327     UCX_TEST_ASSERT(array->capacity == 32, "capacity not grown");
   329     UCX_TEST_END
   331     ucx_array_free(array);
   332 }
   334 UCX_TEST(test_ucx_array_equals) {
   335     UcxArray *a1 = ucx_array_new(16, sizeof(int32_t));
   336     UcxArray *a2 = ucx_array_new(16, sizeof(int32_t));
   337     UcxArray *a3 = ucx_array_new(16, sizeof(int64_t));
   338     UcxArray *a4 = ucx_array_new(16, sizeof(int32_t));
   340     int32_t *intelems;
   341     int64_t *longintelems;
   343     a1->size = 5;
   344     intelems = a1->data;
   345     intelems[0] = 47;
   346     intelems[1] = 11;
   347     intelems[2] = 0;
   348     intelems[3] = 8;
   349     intelems[4] = 15;
   350     a2->size = 5;
   351     intelems = a2->data;
   352     intelems[0] = 47;
   353     intelems[1] = 11;
   354     intelems[2] = 0;
   355     intelems[3] = 8;
   356     intelems[4] = 15;
   357     a3->size = 5;
   358     longintelems = a3->data;
   359     longintelems[0] = 47;
   360     longintelems[1] = 11;
   361     longintelems[2] = 0;
   362     longintelems[3] = 8;
   363     longintelems[4] = 15;
   364     a4->size = 5;
   365     intelems = a4->data;
   366     intelems[0] = 47;
   367     intelems[1] = 11;
   368     intelems[2] = -6;
   369     intelems[3] = 8;
   370     intelems[4] = 15;
   372     UCX_TEST_BEGIN
   374     UCX_TEST_ASSERT(ucx_array_equals(a1, a2, ucx_cmp_int32, NULL), "failed");
   375     UCX_TEST_ASSERT(!ucx_array_equals(a1, a4, ucx_cmp_int32, NULL), "failed");
   376     UCX_TEST_ASSERT(!ucx_array_equals(a4, a1, ucx_cmp_int32, NULL), "failed");
   377     UCX_TEST_ASSERT(!ucx_array_equals(a1, a3, ucx_cmp_int64, NULL),
   378             "comparing arrays of different element size shall fail");
   379     UCX_TEST_ASSERT(!ucx_array_equals(a3, a1, ucx_cmp_int64, NULL),
   380             "comparing arrays of different element size shall fail");
   382     UCX_TEST_ASSERT(ucx_array_equals(a1, a2, NULL, NULL),
   383             "compare using memcmp() failed");
   384     UCX_TEST_ASSERT(!ucx_array_equals(a1, a4, NULL, NULL),
   385             "compare using memcmp() failed");
   387     UCX_TEST_END
   388     ucx_array_free(a1);
   389     ucx_array_free(a2);
   390     ucx_array_free(a3);
   391     ucx_array_free(a4);
   392 }
   394 UCX_TEST(test_ucx_array_concat) {
   395     UcxArray *a1 = ucx_array_new(16, sizeof(int));
   396     UcxArray *a2 = ucx_array_new(16, sizeof(int));
   397     int *elems;
   399     a1->size = 2;
   400     elems = a1->data;
   401     elems[0] = 47;
   402     elems[1] = 11;
   403     a2->size = 3;
   404     elems = a2->data;
   405     elems[0] = 0;
   406     elems[1] = 8;
   407     elems[2] = 15;
   409     UCX_TEST_BEGIN
   411     UCX_TEST_ASSERT(!ucx_array_concat(a1, a2), "failed");
   412     UCX_TEST_ASSERT(a1->size == 5, "failed");
   413     elems = a1->data;
   414     UCX_TEST_ASSERT(elems[0] == 47, "failed");
   415     UCX_TEST_ASSERT(elems[1] == 11, "failed");
   416     UCX_TEST_ASSERT(elems[2] == 0, "failed");
   417     UCX_TEST_ASSERT(elems[3] == 8, "failed");
   418     UCX_TEST_ASSERT(elems[4] == 15, "failed");
   420     a1->elemsize *= 2;
   421     UCX_TEST_ASSERT(ucx_array_concat(a1, a2),
   422             "arrays of different element size must not be concatenated");
   423     UCX_TEST_ASSERT(a1->size == 5,
   424             "arrays of different element size must not be concatenated");
   426     UCX_TEST_END
   427     ucx_array_free(a1);
   428     ucx_array_free(a2);    
   429 }
   431 UCX_TEST(test_ucx_array_at) {
   432     UcxArray *array = ucx_array_new(16, sizeof(int));
   434     int x[3] = {42, 13, 5};
   435     ucx_array_append_from(array, x, 3);
   437     UCX_TEST_BEGIN
   439     UCX_TEST_ASSERT(*(int*)ucx_array_at(array, 1) == 13, "failed");
   440     *(int*)ucx_array_at(array, 1) = 80;
   441     UCX_TEST_ASSERT(*(int*)ucx_array_at(array, 1) == 80, "assignment failed");
   443     UCX_TEST_ASSERT(*(int*)ucx_array_at(array, 0) == 42, "corrupted data");
   444     UCX_TEST_ASSERT(*(int*)ucx_array_at(array, 2) == 5, "corrupted data");
   446     UCX_TEST_END
   448     ucx_array_free(array);
   449 }
   451 UCX_TEST(test_ucx_array_find) {
   452     UcxArray *array = ucx_array_new(16, sizeof(int));
   453     int *elems;
   455     array->size = 5;
   456     elems = array->data;
   457     elems[0] = 47;
   458     elems[1] = 11;
   459     elems[2] = 0;
   460     elems[3] = 8;
   461     elems[4] = 15;
   463     int x = 8;
   464     int y = 90;
   466     UCX_TEST_BEGIN
   468     UCX_TEST_ASSERT(ucx_array_find(array,(void*)&x,ucx_cmp_int,NULL) == 3,
   469         "doesn't find element");
   470     UCX_TEST_ASSERT(ucx_array_find(array,(void*)&y,ucx_cmp_int,NULL) == 5,
   471         "finds non-existing element");
   473     UCX_TEST_ASSERT(ucx_array_find(array,(void*)&x,NULL,NULL) == 3,
   474         "failed using memcmp()");
   475     UCX_TEST_ASSERT(ucx_array_find(array,(void*)&y,NULL,NULL) == 5,
   476         "failed using memcmp()");
   478     UCX_TEST_END
   479     ucx_array_free(array);
   480 }
   482 UCX_TEST(test_ucx_array_contains) {
   483     UcxArray *array = ucx_array_new(16, sizeof(int));
   484     int *elems;
   486     array->size = 5;
   487     elems = array->data;
   488     elems[0] = 47;
   489     elems[1] = 11;
   490     elems[2] = 0;
   491     elems[3] = 8;
   492     elems[4] = 15;
   494     int x = 8;
   495     int y = 90;
   497     UCX_TEST_BEGIN
   499     UCX_TEST_ASSERT(ucx_array_contains(array,(void*)&x,ucx_cmp_int,NULL),
   500         "false negative");
   501     UCX_TEST_ASSERT(!ucx_array_contains(array,(void*)&y,ucx_cmp_int,NULL),
   502         "false positive");
   504     UCX_TEST_ASSERT(ucx_array_contains(array,(void*)&x,NULL,NULL),
   505         "false negative using memcmp()");
   506     UCX_TEST_ASSERT(!ucx_array_contains(array,(void*)&y,NULL,NULL),
   507         "false positive using memcmp()");
   509     UCX_TEST_END
   510     ucx_array_free(array);
   511 }
   513 UCX_TEST(test_ucx_array_remove) {
   514     UcxArray *array = ucx_array_new(16, sizeof(int));
   515     int *elems;
   517     array->size = 5;
   518     elems = array->data;
   519     elems[0] = 47;
   520     elems[1] = 11;
   521     elems[2] = 0;
   522     elems[3] = 8;
   523     elems[4] = 15;
   525     UCX_TEST_BEGIN
   527     ucx_array_remove(array, 2);
   528     elems = array->data;
   529     UCX_TEST_ASSERT(
   530             elems[0] == 47 &&
   531             elems[1] == 11 &&
   532             elems[2] == 8 &&
   533             elems[3] == 15,
   534             "wrong contents after remove");
   535     UCX_TEST_ASSERT(array->size == 4, "wrong size after remove");
   537     ucx_array_remove_fast(array, 1);
   538     elems = array->data;
   539     UCX_TEST_ASSERT(
   540             elems[0] == 47 &&
   541             elems[1] == 15 &&
   542             elems[2] == 8,
   543             "wrong contents after fast remove");
   544     UCX_TEST_ASSERT(array->size == 3, "wrong size after fast remove");
   546     UCX_TEST_END
   547     ucx_array_free(array);
   548 }
   550 UCX_TEST(test_ucx_array_clone) {
   551     UcxArray array;
   552     UcxArray copy;
   553     ucx_array_init(&array, 16, sizeof(int));
   554     ucx_array_init(&copy, 4, 2*sizeof(double));
   555     int *elems;
   557     array.size = 5;
   558     elems = array.data;
   559     elems[0] = 47;
   560     elems[1] = 11;
   561     elems[2] = 0;
   562     elems[3] = 8;
   563     elems[4] = 15;
   565     ucx_array_clone(&copy, &array);
   566     UCX_TEST_BEGIN
   568     UCX_TEST_ASSERT(array.data != copy.data, "no true copy");
   569     UCX_TEST_ASSERT(array.size == copy.size, "size mismatch");
   570     UCX_TEST_ASSERT(array.capacity == copy.capacity, "capacity mismatch");
   571     UCX_TEST_ASSERT(array.elemsize == copy.elemsize, "element size mismatch");
   572     UCX_TEST_ASSERT(array.allocator == copy.allocator, "allocator mismatch");
   573     UCX_TEST_ASSERT(ucx_array_equals(&array, &copy, ucx_cmp_int, NULL),
   574             "contents do not match after clone");
   576     UCX_TEST_END
   578     ucx_array_destroy(&array);
   579     ucx_array_destroy(&copy);
   580 }
   582 static int ucx_cmp_int_reverse(const void* x, const void* y, void* data) {
   583     return -ucx_cmp_int(x,y,data);
   584 }
   586 UCX_TEST(test_ucx_array_sort) {
   587     int *elems;
   589     UcxArray *array = ucx_array_new(16, sizeof(int));    
   590     array->size = 5;
   591     elems = array->data;
   592     elems[0] = 47;
   593     elems[1] = 11;
   594     elems[2] = 0;
   595     elems[3] = 8;
   596     elems[4] = 15;
   598     UcxArray *expected = ucx_array_new(16, sizeof(int));
   599     expected->size = 5;
   600     elems = expected->data;
   601     elems[0] = 0;
   602     elems[1] = 8;
   603     elems[2] = 11;
   604     elems[3] = 15;
   605     elems[4] = 47;
   607     UcxArray *expectedrev = ucx_array_new(16, sizeof(int));
   608     expectedrev->size = 5;
   609     elems = expectedrev->data;
   610     elems[0] = 47;
   611     elems[1] = 15;
   612     elems[2] = 11;
   613     elems[3] = 8;
   614     elems[4] = 0;
   617     UCX_TEST_BEGIN
   618     void* original_ptr = array->data;
   619     ucx_array_sort(array, ucx_cmp_int, NULL);
   620     UCX_TEST_ASSERT(ucx_array_equals(array, expected, NULL, NULL), "failed");
   621     UCX_TEST_ASSERT(array->size == 5, "size corrupted");
   622     UCX_TEST_ASSERT(array->data == original_ptr, "shall not reallocate");
   624     ucx_array_sort(array, ucx_cmp_int_reverse, NULL);
   625     UCX_TEST_ASSERT(ucx_array_equals(array, expectedrev, NULL, NULL), "failed");
   627     ucx_array_reserve(array, 32);
   628     ucx_array_reserve(expected, 32);
   629     array->size = expected->size = 32;
   630     for (size_t i = 0 ; i < 32 ; i++) {
   631         ((int*)array->data)[i]= ((i%2==0)?-1:1) * ((int) i);
   632         ((int*)expected->data)[i] = (-30+2*i) - (i > 15 ? 1 : 0);
   633     }
   635     /* dummy third argument to trigger a possible fallback for qsort_s */
   636     ucx_array_sort(array, ucx_cmp_int, array->data);
   637     UCX_TEST_ASSERT(ucx_array_equals(array, expected, NULL, NULL),
   638             "failed for bigger arrays");
   639     UCX_TEST_END
   641     ucx_array_free(expectedrev);
   642     ucx_array_free(expected);
   643     ucx_array_free(array);
   644 }
   646 UCX_TEST(test_ucx_array_autogrow) {
   647     int *elems;
   648     UcxArray *array = ucx_array_new(4, sizeof(int));
   649     array->size = 3;
   650     elems = array->data;
   651     elems[0] = 47;
   652     elems[1] = 11;
   653     int x = 5;
   655     UCX_TEST_BEGIN
   657     void* oldptr = array->data;
   659     ucx_array_append(array, 5);
   660     UCX_TEST_ASSERT(array->capacity == 4 && array->data == oldptr,
   661             "array should not grow too early");
   662     ucx_array_append(array, 5);
   663     elems = array->data;
   664     UCX_TEST_ASSERT(array->capacity == 8, "array did not grow");
   665     UCX_TEST_ASSERT(array->size == 5, "incorrect size after grow");
   666     UCX_TEST_ASSERT(elems[3] == 5 && elems[4] == 5, "corrupt data");
   668     UCX_TEST_END
   669     ucx_array_free(array);
   670 }
   672 UCX_TEST(test_ucx_array_shrink) {
   673     UcxArray *array = ucx_array_new(16, sizeof(int));
   674     array->size = 4;
   676     UCX_TEST_BEGIN
   677     UCX_TEST_ASSERT(!ucx_array_shrink(array), "failed");
   678     UCX_TEST_ASSERT(array->capacity == 4, "incorrect capacity after shrink");
   679     UCX_TEST_END
   680     ucx_array_free(array);
   681 }
   683 UCX_TEST(test_ucx_array_resize) {
   684     UcxArray *array = ucx_array_new(16, sizeof(int));
   685     array->size = 8;
   687     UCX_TEST_BEGIN
   689     UCX_TEST_ASSERT(!ucx_array_resize(array, 32), "failed");
   690     UCX_TEST_ASSERT(array->capacity == 32, "incorrect capacity after resize");
   691     UCX_TEST_ASSERT(array->size == 8, "incorrect size after resize");
   693     UCX_TEST_ASSERT(!ucx_array_resize(array, 4), "failed");
   694     UCX_TEST_ASSERT(array->capacity == 4, "incorrect capacity after resize");
   695     UCX_TEST_ASSERT(array->size == 4, "incorrect size after resize");
   697     UCX_TEST_END
   698     ucx_array_free(array);
   699 }
   701 UCX_TEST(test_ucx_array_reserve) {
   702     UcxArray *array = ucx_array_new(16, sizeof(int));
   704     UCX_TEST_BEGIN
   706     UCX_TEST_ASSERT(!ucx_array_reserve(array, 4), "failed");
   707     UCX_TEST_ASSERT(array->capacity == 16, "reserve shall not shrink");
   709     UCX_TEST_ASSERT(!ucx_array_resize(array, 32), "failed");
   710     UCX_TEST_ASSERT(array->capacity == 32, "incorrect capacity after reserve");    
   712     UCX_TEST_END
   713     ucx_array_free(array);
   714 }
   716 UCX_TEST(test_ucx_array_util_set) {
   717     size_t capacity = 16;
   718     int* array = malloc(sizeof(int)*capacity);
   720     UCX_TEST_BEGIN
   722     UCX_ARRAY_UTIL_SET(&array, &capacity, 7, 42);
   724     UCX_TEST_ASSERT(array[7] == 42, "failed");
   725     UCX_TEST_ASSERT(capacity == 16, "capacity changed unnecessarily");
   727     UCX_ARRAY_UTIL_SET(&array, &capacity, 37, 13);
   728     UCX_ARRAY_UTIL_SET(&array, &capacity, 38, 37);
   730     UCX_TEST_ASSERT(array[37] == 13, "failed");
   731     UCX_TEST_ASSERT(array[38] == 37, "failed");
   732     UCX_TEST_ASSERT(capacity == 64, "capacity not grown");
   734     UCX_TEST_END
   736     free(array);
   737 }

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