build: Merge submodules into repo

src/minarch/libretro-common/test/hash/test_hash.c

@@ -0,0 +1,86 @@
+/* Copyright  (C) 2021 The RetroArch team
+ *
+ * ---------------------------------------------------------------------------------------
+ * The following license statement only applies to this file (test_stdstring.c).
+ * ---------------------------------------------------------------------------------------
+ *
+ * Permission is hereby granted, free of charge,
+ * to any person obtaining a copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
+ * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include <check.h>
+#include <stdarg.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+#include <lrc_hash.h>
+
+#define SUITE_NAME "hash"
+
+START_TEST (test_sha256)
+{
+   char output[65];
+   sha256_hash(output, (uint8_t*)"abc", 3);
+   ck_assert(!strcmp(output,
+      "ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad"));
+}
+END_TEST
+
+START_TEST (test_sha1)
+{
+   char output[41];
+   char tmpfile[512];
+   FILE *fd;
+   tmpnam(tmpfile);
+   fd = fopen(tmpfile, "wb");
+   ck_assert(fd != NULL);
+   fwrite("abc", 1, 3, fd);
+   fclose(fd);
+   sha1_calculate(tmpfile, output);
+
+   ck_assert(!strcmp(output,
+      "A9993E364706816ABA3E25717850C26C9CD0D89D"));
+}
+END_TEST
+
+START_TEST (test_djb2)
+{
+   ck_assert_uint_eq(djb2_calculate("retroarch"), 0xFADF3BCF);
+}
+END_TEST
+
+Suite *create_suite(void)
+{
+   Suite *s = suite_create(SUITE_NAME);
+
+   TCase *tc_core = tcase_create("Core");
+   tcase_add_test(tc_core, test_sha256);
+   tcase_add_test(tc_core, test_sha1);
+   tcase_add_test(tc_core, test_djb2);
+   suite_add_tcase(s, tc_core);
+
+   return s;
+}
+
+int main(void)
+{
+   int num_fail;
+   Suite *s = create_suite();
+   SRunner *sr = srunner_create(s);
+   srunner_run_all(sr, CK_NORMAL);
+   num_fail = srunner_ntests_failed(sr);
+   srunner_free(sr);
+   return (num_fail == 0) ? EXIT_SUCCESS : EXIT_FAILURE;
+}

src/minarch/libretro-common/test/queues/test_generic_queue.c

@@ -0,0 +1,410 @@
+/* Copyright  (C) 2010-2020 The RetroArch team
+ *
+ * ---------------------------------------------------------------------------------------
+ * The following license statement only applies to this file (test_generic_queue.c).
+ * ---------------------------------------------------------------------------------------
+ *
+ * Permission is hereby granted, free of charge,
+ * to any person obtaining a copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
+ * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include <check.h>
+#include <stdarg.h>
+#include <stdlib.h>
+
+#include <queues/generic_queue.h>
+
+#define SUITE_NAME "Generic Queue"
+
+static char *_value_1 = "value1";
+static char *_value_2 = "value2";
+static char *_value_3 = "value3";
+
+START_TEST (test_generic_queue_create)
+{
+   generic_queue_t *queue = generic_queue_new();
+   ck_assert_ptr_nonnull(queue);
+   generic_queue_free(queue, NULL);
+}
+END_TEST
+
+START_TEST (test_generic_queue_free)
+{
+   generic_queue_t *queue = generic_queue_new();
+   generic_queue_free(queue, NULL);
+   generic_queue_free(NULL, NULL);
+}
+END_TEST
+
+START_TEST (test_generic_queue_push_pop)
+{
+   generic_queue_t *queue;
+   char *value;
+
+   queue = generic_queue_new();
+   generic_queue_push(queue, _value_1);
+   ck_assert_int_eq(generic_queue_length(queue), 1);
+   value = (char *) generic_queue_pop(queue);
+   ck_assert_ptr_eq(value, _value_1);
+   ck_assert_int_eq(generic_queue_length(queue), 0);
+
+   generic_queue_push(queue, _value_2);
+   ck_assert_int_eq(generic_queue_length(queue), 1);
+   generic_queue_push(queue, _value_3);
+   ck_assert_int_eq(generic_queue_length(queue), 2);
+   value = (char *) generic_queue_pop(queue);
+   ck_assert_ptr_eq(value, _value_3);
+   ck_assert_int_eq(generic_queue_length(queue), 1);
+   value = (char *) generic_queue_pop(queue);
+   ck_assert_ptr_eq(value, _value_2);
+   ck_assert_int_eq(generic_queue_length(queue), 0);
+
+   generic_queue_free(queue, NULL);
+}
+END_TEST
+
+START_TEST (test_generic_queue_peek)
+{
+   generic_queue_t *queue;
+
+   queue = generic_queue_new();
+   ck_assert_ptr_null(generic_queue_peek(queue));
+   ck_assert_ptr_null(generic_queue_peek_first(queue));
+
+   generic_queue_push(queue, _value_1);
+   ck_assert_ptr_eq(_value_1, generic_queue_peek(queue));
+   ck_assert_ptr_eq(_value_1, generic_queue_peek_first(queue));
+
+   generic_queue_push(queue, _value_2);
+   ck_assert_ptr_eq(_value_2, generic_queue_peek(queue));
+   ck_assert_ptr_eq(_value_1, generic_queue_peek_first(queue));
+
+   generic_queue_push(queue, _value_3);
+   ck_assert_ptr_eq(_value_3, generic_queue_peek(queue));
+   ck_assert_ptr_eq(_value_1, generic_queue_peek_first(queue));
+
+   generic_queue_free(queue, NULL);
+}
+END_TEST
+
+START_TEST (test_generic_queue_shift_unshift)
+{
+   generic_queue_t *queue;
+   char *value;
+
+   queue = generic_queue_new();
+   generic_queue_shift(queue, _value_1);
+   ck_assert_int_eq(generic_queue_length(queue), 1);
+   value = (char *) generic_queue_unshift(queue);
+   ck_assert_ptr_eq(value, _value_1);
+   ck_assert_int_eq(generic_queue_length(queue), 0);
+
+   generic_queue_shift(queue, _value_2);
+   ck_assert_int_eq(generic_queue_length(queue), 1);
+   generic_queue_shift(queue, _value_3);
+   ck_assert_int_eq(generic_queue_length(queue), 2);
+   value = (char *) generic_queue_unshift(queue);
+   ck_assert_ptr_eq(value, _value_3);
+   ck_assert_int_eq(generic_queue_length(queue), 1);
+   value = (char *) generic_queue_unshift(queue);
+   ck_assert_ptr_eq(value, _value_2);
+   ck_assert_int_eq(generic_queue_length(queue), 0);
+
+   generic_queue_free(queue, NULL);
+}
+END_TEST
+
+START_TEST (test_generic_queue_empty)
+{
+   generic_queue_t *queue;
+
+   queue = generic_queue_new();
+   ck_assert_ptr_null(generic_queue_pop(queue));
+   ck_assert_ptr_null(generic_queue_unshift(queue));
+   generic_queue_free(queue, NULL);
+}
+END_TEST
+
+void _free_value(void *value)
+{
+   return;
+}
+
+START_TEST (test_generic_queue_iterator)
+{
+   generic_queue_t *queue;
+   generic_queue_iterator_t *iterator;
+
+   queue = generic_queue_new();
+   generic_queue_push(queue, _value_1);
+   generic_queue_push(queue, _value_2);
+   generic_queue_push(queue, _value_3);
+
+   iterator = generic_queue_iterator(queue, true);
+   ck_assert_ptr_nonnull(iterator);
+   ck_assert_ptr_eq(generic_queue_iterator_value(iterator), _value_1);
+   iterator = generic_queue_iterator_next(iterator);
+   ck_assert_ptr_nonnull(iterator);
+   ck_assert_ptr_eq(generic_queue_iterator_value(iterator), _value_2);
+   iterator = generic_queue_iterator_next(iterator);
+   ck_assert_ptr_nonnull(iterator);
+   ck_assert_ptr_eq(generic_queue_iterator_value(iterator), _value_3);
+   iterator = generic_queue_iterator_next(iterator);
+   ck_assert_ptr_null(iterator);
+
+   iterator = generic_queue_iterator(queue, false);
+   ck_assert_ptr_nonnull(iterator);
+   ck_assert_ptr_eq(generic_queue_iterator_value(iterator), _value_3);
+   iterator = generic_queue_iterator_next(iterator);
+   ck_assert_ptr_nonnull(iterator);
+   ck_assert_ptr_eq(generic_queue_iterator_value(iterator), _value_2);
+   iterator = generic_queue_iterator_next(iterator);
+   ck_assert_ptr_nonnull(iterator);
+   ck_assert_ptr_eq(generic_queue_iterator_value(iterator), _value_1);
+   iterator = generic_queue_iterator_next(iterator);
+   ck_assert_ptr_null(iterator);
+
+   generic_queue_free(queue, &_free_value);
+}
+END_TEST
+
+START_TEST (test_generic_queue_shift_free)
+{
+   generic_queue_t *queue;
+
+   queue = generic_queue_new();
+
+   generic_queue_shift(queue, _value_1);
+   generic_queue_shift(queue, _value_2);
+   generic_queue_shift(queue, _value_3);
+
+   generic_queue_free(queue, &_free_value);
+}
+END_TEST
+
+START_TEST (test_generic_queue_remove_one)
+{
+   generic_queue_t *queue;
+   generic_queue_iterator_t *iterator;
+
+   queue = generic_queue_new();
+   generic_queue_push(queue, _value_1);
+
+   iterator = generic_queue_iterator(queue, true);
+   iterator = generic_queue_iterator_remove(iterator);
+   ck_assert_ptr_null(iterator);
+   ck_assert_int_eq(generic_queue_length(queue), 0);
+
+   generic_queue_free(queue, NULL);
+}
+END_TEST
+
+static void _verify_queue_values(generic_queue_t *queue, int count, ...)
+{
+   va_list values_list;
+   void **values;
+   int i;
+   generic_queue_iterator_t *iterator;
+
+   values = (void **)malloc(count * sizeof(void *));
+
+   ck_assert_int_eq(count, generic_queue_length(queue));
+
+   va_start(values_list, count);
+   for (i = 0; i < count; i++)
+      values[i] = va_arg(values_list, void *);
+   va_end(values_list);
+
+   iterator = generic_queue_iterator(queue, true);
+   for (i = 0; i < count; i++)
+   {
+      ck_assert_ptr_nonnull(iterator);
+      ck_assert_ptr_eq(values[i], generic_queue_iterator_value(iterator));
+      iterator = generic_queue_iterator_next(iterator);
+   }
+   ck_assert_ptr_null(iterator);
+
+   iterator = generic_queue_iterator(queue, false);
+   for (i = count - 1; i >= 0; i--)
+   {
+      ck_assert_ptr_nonnull(iterator);
+      ck_assert_ptr_eq(values[i], generic_queue_iterator_value(iterator));
+      iterator = generic_queue_iterator_next(iterator);
+   }
+   ck_assert_ptr_null(iterator);
+
+   free(values);
+}
+
+START_TEST (test_generic_queue_iterator_remove_first)
+{
+   generic_queue_t *queue;
+   generic_queue_iterator_t *iterator;
+
+   queue = generic_queue_new();
+   generic_queue_push(queue, _value_1);
+   generic_queue_push(queue, _value_2);
+   generic_queue_push(queue, _value_3);
+
+   iterator = generic_queue_iterator(queue, true);
+   iterator = generic_queue_iterator_remove(iterator);
+   generic_queue_iterator_free(iterator);
+
+   _verify_queue_values(queue, 2, _value_2, _value_3);
+
+   generic_queue_free(queue, &_free_value);
+}
+END_TEST
+
+START_TEST (test_generic_queue_iterator_remove_middle)
+{
+   generic_queue_t *queue;
+   generic_queue_iterator_t *iterator;
+
+   queue = generic_queue_new();
+   generic_queue_push(queue, _value_1);
+   generic_queue_push(queue, _value_2);
+   generic_queue_push(queue, _value_3);
+
+   iterator = generic_queue_iterator(queue, true);
+   iterator = generic_queue_iterator_next(iterator);
+   iterator = generic_queue_iterator_remove(iterator);
+   generic_queue_iterator_free(iterator);
+
+   _verify_queue_values(queue, 2, _value_1, _value_3);
+
+   generic_queue_free(queue, &_free_value);
+}
+END_TEST
+
+START_TEST (test_generic_queue_iterator_remove_last)
+{
+   generic_queue_t *queue;
+   generic_queue_iterator_t *iterator;
+
+   queue = generic_queue_new();
+   generic_queue_push(queue, _value_1);
+   generic_queue_push(queue, _value_2);
+   generic_queue_push(queue, _value_3);
+
+   iterator = generic_queue_iterator(queue, false);
+   iterator = generic_queue_iterator_remove(iterator);
+   generic_queue_iterator_free(iterator);
+
+   _verify_queue_values(queue, 2, _value_1, _value_2);
+
+   generic_queue_free(queue, &_free_value);
+}
+END_TEST
+
+START_TEST (test_generic_queue_remove_first)
+{
+   generic_queue_t *queue;
+
+   queue = generic_queue_new();
+   generic_queue_push(queue, _value_1);
+   generic_queue_push(queue, _value_2);
+   generic_queue_push(queue, _value_3);
+
+   ck_assert_ptr_eq(generic_queue_remove(queue, _value_1), _value_1);
+
+   _verify_queue_values(queue, 2, _value_2, _value_3);
+
+   generic_queue_free(queue, &_free_value);
+}
+
+START_TEST (test_generic_queue_remove_middle)
+{
+   generic_queue_t *queue;
+
+   queue = generic_queue_new();
+   generic_queue_push(queue, _value_1);
+   generic_queue_push(queue, _value_2);
+   generic_queue_push(queue, _value_3);
+
+   ck_assert_ptr_eq(generic_queue_remove(queue, _value_2), _value_2);
+
+   _verify_queue_values(queue, 2, _value_1, _value_3);
+
+   generic_queue_free(queue, &_free_value);
+}
+
+START_TEST (test_generic_queue_remove_last)
+{
+   generic_queue_t *queue;
+
+   queue = generic_queue_new();
+   generic_queue_push(queue, _value_1);
+   generic_queue_push(queue, _value_2);
+   generic_queue_push(queue, _value_3);
+
+   ck_assert_ptr_eq(generic_queue_remove(queue, _value_3), _value_3);
+
+   _verify_queue_values(queue, 2, _value_1, _value_2);
+
+   generic_queue_free(queue, &_free_value);
+}
+
+START_TEST (test_generic_queue_iterator_free)
+{
+   generic_queue_t *queue;
+   generic_queue_iterator_t *iterator;
+
+   queue = generic_queue_new();
+   generic_queue_push(queue, _value_1);
+   iterator = generic_queue_iterator(queue, true);
+
+   generic_queue_iterator_free(iterator);
+   generic_queue_iterator_free(NULL);
+
+   generic_queue_free(queue, _free_value);
+}
+END_TEST
+
+Suite *create_suite(void)
+{
+   Suite *s = suite_create(SUITE_NAME);
+
+   TCase *tc_core = tcase_create("Core");
+   tcase_add_test(tc_core, test_generic_queue_create);
+   tcase_add_test(tc_core, test_generic_queue_free);
+   tcase_add_test(tc_core, test_generic_queue_push_pop);
+   tcase_add_test(tc_core, test_generic_queue_peek);
+   tcase_add_test(tc_core, test_generic_queue_shift_unshift);
+   tcase_add_test(tc_core, test_generic_queue_empty);
+   tcase_add_test(tc_core, test_generic_queue_iterator);
+   tcase_add_test(tc_core, test_generic_queue_shift_free);
+   tcase_add_test(tc_core, test_generic_queue_remove_one);
+   tcase_add_test(tc_core, test_generic_queue_iterator_remove_first);
+   tcase_add_test(tc_core, test_generic_queue_iterator_remove_middle);
+   tcase_add_test(tc_core, test_generic_queue_iterator_remove_last);
+   tcase_add_test(tc_core, test_generic_queue_remove_first);
+   tcase_add_test(tc_core, test_generic_queue_remove_middle);
+   tcase_add_test(tc_core, test_generic_queue_remove_last);
+   tcase_add_test(tc_core, test_generic_queue_iterator_free);
+   suite_add_tcase(s, tc_core);
+
+   return s;
+}
+
+int main(void)
+{
+	int num_fail;
+	Suite *s = create_suite();
+	SRunner *sr = srunner_create(s);
+	srunner_run_all(sr, CK_NORMAL);
+	num_fail = srunner_ntests_failed(sr);
+	srunner_free(sr);
+	return (num_fail == 0) ? EXIT_SUCCESS : EXIT_FAILURE;
+}

src/minarch/libretro-common/test/string/test_stdstring.c

@@ -0,0 +1,321 @@
+/* Copyright  (C) 2021 The RetroArch team
+ *
+ * ---------------------------------------------------------------------------------------
+ * The following license statement only applies to this file (test_stdstring.c).
+ * ---------------------------------------------------------------------------------------
+ *
+ * Permission is hereby granted, free of charge,
+ * to any person obtaining a copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
+ * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include <check.h>
+#include <stdarg.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+#include <string/stdstring.h>
+#include <encodings/utf.h>
+
+#define SUITE_NAME "stdstring"
+
+START_TEST (test_string_filter)
+{
+   char test1[] = "foo bar some string";
+   char test2[] = "";
+   string_remove_all_chars(test1, 's');
+   string_remove_all_chars(test2, '0');
+   string_remove_all_chars(NULL, 'a');
+   ck_assert(!strcmp(test1, "foo bar ome tring"));
+   ck_assert(!strcmp(test2, ""));
+}
+END_TEST
+
+START_TEST (test_string_replace)
+{
+   char test1[] = "foo bar some string";
+   string_replace_all_chars(test1, 's', 'S');
+   string_replace_all_chars(NULL, 'a', 'A');
+   ck_assert(!strcmp(test1, "foo bar Some String"));
+}
+END_TEST
+
+START_TEST (test_string_case)
+{
+   char test1[] = "foo";
+   char test2[] = "01foOo[]_";
+   ck_assert(!strcmp(string_to_upper(test1), "FOO"));
+   ck_assert(!strcmp(string_to_upper(test2), "01FOOO[]_"));
+   ck_assert(!strcmp(string_to_lower(test2), "01fooo[]_"));
+}
+END_TEST
+
+START_TEST (test_string_char_classify)
+{
+   ck_assert(ISSPACE(' '));
+   ck_assert(ISSPACE('\n'));
+   ck_assert(ISSPACE('\r'));
+   ck_assert(ISSPACE('\t'));
+   ck_assert(!ISSPACE('a'));
+
+   ck_assert(ISALPHA('a'));
+   ck_assert(ISALPHA('Z'));
+   ck_assert(!ISALPHA('5'));
+
+   ck_assert(ISALNUM('a'));
+   ck_assert(ISALNUM('Z'));
+   ck_assert(ISALNUM('5'));
+}
+END_TEST
+
+START_TEST (test_string_num_conv)
+{
+   ck_assert_uint_eq(3, string_to_unsigned("3"));
+   ck_assert_uint_eq(2147483647, string_to_unsigned("2147483647"));
+   ck_assert_uint_eq(0, string_to_unsigned("foo"));
+   ck_assert_uint_eq(0, string_to_unsigned("-1"));
+   ck_assert_uint_eq(0, string_to_unsigned(NULL));
+
+   ck_assert_uint_eq(10, string_hex_to_unsigned("0xa"));
+   ck_assert_uint_eq(10, string_hex_to_unsigned("a"));
+   ck_assert_uint_eq(255, string_hex_to_unsigned("FF"));
+   ck_assert_uint_eq(255, string_hex_to_unsigned("0xff"));
+   ck_assert_uint_eq(0, string_hex_to_unsigned("0xfzzf"));
+   ck_assert_uint_eq(0, string_hex_to_unsigned("0x"));
+   ck_assert_uint_eq(0, string_hex_to_unsigned("0xx"));
+   ck_assert_uint_eq(0, string_hex_to_unsigned(NULL));
+}
+END_TEST
+
+START_TEST (test_string_tokenizer)
+{
+   char *testinput = "@@1@@2@@3@@@@9@@@";
+   char **ptr = &testinput;
+   char *token = NULL;
+   token = string_tokenize(ptr, "@@");
+   ck_assert(token != NULL);
+   ck_assert(!strcmp(token, ""));
+   free(token);
+   token = string_tokenize(ptr, "@@");
+   ck_assert(token != NULL);
+   ck_assert(!strcmp(token, "1"));
+   free(token);
+   token = string_tokenize(ptr, "@@");
+   ck_assert(token != NULL);
+   ck_assert(!strcmp(token, "2"));
+   free(token);
+   token = string_tokenize(ptr, "@@");
+   ck_assert(token != NULL);
+   ck_assert(!strcmp(token, "3"));
+   free(token);
+   token = string_tokenize(ptr, "@@");
+   ck_assert(token != NULL);
+   ck_assert(!strcmp(token, ""));
+   free(token);
+   token = string_tokenize(ptr, "@@");
+   ck_assert(token != NULL);
+   ck_assert(!strcmp(token, "9"));
+   free(token);
+   token = string_tokenize(ptr, "@@");
+   ck_assert(token != NULL);
+   ck_assert(!strcmp(token, "@"));
+   free(token);
+   token = string_tokenize(ptr, "@@");
+   ck_assert(token == NULL);
+}
+END_TEST
+
+START_TEST (test_string_replacesubstr)
+{
+   char *res = string_replace_substring("foobaarhellowooorldtest", "oo", "ooo");
+   ck_assert(res != NULL);
+   ck_assert(!strcmp(res, "fooobaarhellowoooorldtest"));
+   free(res);
+}
+END_TEST
+
+START_TEST (test_string_trim)
+{
+   char test1[] = "\t \t\nhey there \n \n";
+   char test2[] = "\t \t\nhey there \n \n";
+   char test3[] = "\t \t\nhey there \n \n";
+   ck_assert(string_trim_whitespace_left(test1) ==  (char*)test1);
+   ck_assert(!strcmp(test1, "hey there \n \n"));
+   ck_assert(string_trim_whitespace_right(test2) ==  (char*)test2);
+   ck_assert(!strcmp(test2, "\t \t\nhey there"));
+   ck_assert(string_trim_whitespace(test3) ==  (char*)test3);
+   ck_assert(!strcmp(test3, "hey there"));
+}
+END_TEST
+
+START_TEST (test_string_comparison)
+{
+   ck_assert(string_is_not_equal_fast("foo", "bar", 3));
+   ck_assert(string_is_equal_fast("foo2", "foo2", 4));
+   ck_assert(!string_is_equal_fast("foo1", "foo2", 4));
+   ck_assert(string_is_equal_fast("foo1", "foo2", 3));
+}
+END_TEST
+
+START_TEST (test_word_wrap)
+{
+   const char *testtxt = (
+      "Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nam nec "
+      "enim quis orci euismod efficitur at nec arcu. Vivamus imperdiet est "
+      "feugiat massa rhoncus porttitor at vitae ante. Nunc a orci vel ipsum "
+      "tempor posuere sed a lacus. Ut erat odio, ultrices vitae iaculis "
+      "fringilla, iaculis ut eros.\nSed facilisis viverra lectus et "
+      "ullamcorper. Aenean risus ex, ornare eget scelerisque ac, imperdiet eu "
+      "ipsum. Morbi pellentesque erat metus, sit amet aliquet libero rutrum "
+      "et. Integer non ullamcorper tellus.");
+   const char *expected = (
+      "Lorem ipsum dolor sit amet, consectetur\n"
+      "adipiscing elit. Nam nec enim quis orci\n"
+      "euismod efficitur at nec arcu. Vivamus\n"
+      "imperdiet est feugiat massa rhoncus\n"
+      "porttitor at vitae ante. Nunc a orci\n"
+      "vel ipsum tempor posuere sed a lacus.\n"
+      "Ut erat odio, ultrices vitae iaculis\n"
+      "fringilla, iaculis ut eros.\n"
+      "Sed facilisis viverra lectus et\n"
+      "ullamcorper. "
+      "Aenean risus ex, ornare eget scelerisque ac, imperdiet eu ipsum. Morbi "
+      "pellentesque erat metus, sit amet aliquet libero rutrum et. Integer "
+      "non ullamcorper tellus.");
+
+   char output[1024];
+
+   word_wrap(output, sizeof(output), testtxt, strlen(testtxt), 40, 100, 10);
+   ck_assert(!strcmp(output, expected));
+}
+END_TEST
+
+START_TEST (test_strlcpy)
+{
+   char buf1[8];
+   ck_assert_uint_eq(3, strlcpy(buf1, "foo", sizeof(buf1)));
+   ck_assert(!memcmp(buf1, "foo", 4));
+   ck_assert_uint_eq(11, strlcpy(buf1, "foo12345678", sizeof(buf1)));
+   ck_assert(!memcmp(buf1, "foo1234", 8));
+}
+END_TEST
+
+START_TEST (test_strlcat)
+{
+   char buf1[8];
+   buf1[0] = 'f';
+   buf1[1] = '\0';
+   ck_assert_uint_eq(10, strlcat(buf1, "ooooooooo", sizeof(buf1)));
+   ck_assert(!memcmp(buf1, "foooooo\0", 8));
+   ck_assert_uint_eq(13, strlcat(buf1, "123456", sizeof(buf1)));
+   ck_assert(!memcmp(buf1, "foooooo\0", 8));
+}
+END_TEST
+
+START_TEST (test_strldup)
+{
+   char buf1[8] = "foo";
+   char *tv1 = strldup(buf1, 16);
+   char *tv2 = strldup(buf1, 2);
+   ck_assert(tv1 != (char*)buf1);
+   ck_assert(tv2 != (char*)buf1);
+   ck_assert_uint_eq(strlen(tv2), 1);
+   ck_assert(tv2[0] == 'f' && tv2[1] == 0);
+   free(tv1);
+   free(tv2);
+}
+END_TEST
+
+START_TEST (test_utf8_conv_utf32)
+{
+   uint32_t output[12];
+   const char test1[] = "aæ⠻จйγチℝ\xff";
+   ck_assert_uint_eq(8, utf8_conv_utf32(output, 12, test1, strlen(test1)));
+   ck_assert_uint_eq(97, output[0]);
+   ck_assert_uint_eq(230, output[1]);
+   ck_assert_uint_eq(10299, output[2]);
+   ck_assert_uint_eq(3592, output[3]);
+   ck_assert_uint_eq(1081, output[4]);
+   ck_assert_uint_eq(947, output[5]);
+   ck_assert_uint_eq(12481, output[6]);
+   ck_assert_uint_eq(8477, output[7]);
+}
+END_TEST
+
+START_TEST (test_utf8_util)
+{
+   const char *test1 = "aæ⠻จ𠀤";
+   const char **tptr = &test1;
+   char out[64];
+   ck_assert_uint_eq(utf8len(test1), 5);
+   ck_assert_uint_eq(utf8len(NULL), 0);
+   ck_assert(&test1[1 + 2 + 3] == utf8skip(test1, 3));
+
+   ck_assert_uint_eq(97, utf8_walk(tptr));
+   ck_assert_uint_eq(230, utf8_walk(tptr));
+   ck_assert_uint_eq(10299, utf8_walk(tptr));
+   ck_assert_uint_eq(3592, utf8_walk(tptr));
+   ck_assert_uint_eq(131108, utf8_walk(tptr));
+
+   //ck_assert_uint_eq(1, utf8cpy(out, 64, test1, 1));
+}
+END_TEST
+
+START_TEST (test_utf16_conv)
+{
+   const uint16_t test1[] = {0x0061, 0x00e6, 0x283b, 0x0e08, 0xd840, 0xdc24};
+   char out[64];
+   size_t outlen = sizeof(out);
+   ck_assert(utf16_conv_utf8((uint8_t*)out, &outlen, test1, sizeof(test1) / 2));
+   ck_assert_uint_eq(outlen, 13);
+   ck_assert(!memcmp(out, "aæ⠻จ𠀤", 13));
+}
+END_TEST
+
+Suite *create_suite(void)
+{
+   Suite *s = suite_create(SUITE_NAME);
+
+   TCase *tc_core = tcase_create("Core");
+   tcase_add_test(tc_core, test_string_comparison);
+   tcase_add_test(tc_core, test_string_num_conv);
+   tcase_add_test(tc_core, test_string_char_classify);
+   tcase_add_test(tc_core, test_string_case);
+   tcase_add_test(tc_core, test_string_filter);
+   tcase_add_test(tc_core, test_string_replace);
+   tcase_add_test(tc_core, test_string_tokenizer);
+   tcase_add_test(tc_core, test_string_trim);
+   tcase_add_test(tc_core, test_string_replacesubstr);
+   tcase_add_test(tc_core, test_word_wrap);
+   tcase_add_test(tc_core, test_strlcpy);
+   tcase_add_test(tc_core, test_strlcat);
+   tcase_add_test(tc_core, test_strldup);
+   tcase_add_test(tc_core, test_utf8_conv_utf32);
+   tcase_add_test(tc_core, test_utf16_conv);
+   tcase_add_test(tc_core, test_utf8_util);
+   suite_add_tcase(s, tc_core);
+
+   return s;
+}
+
+int main(void)
+{
+   int num_fail;
+   Suite *s = create_suite();
+   SRunner *sr = srunner_create(s);
+   srunner_run_all(sr, CK_NORMAL);
+   num_fail = srunner_ntests_failed(sr);
+   srunner_free(sr);
+   return (num_fail == 0) ? EXIT_SUCCESS : EXIT_FAILURE;
+}

src/minarch/libretro-common/test/utils/test_utils.c

@@ -0,0 +1,159 @@
+/* Copyright  (C) 2021 The RetroArch team
+ *
+ * ---------------------------------------------------------------------------------------
+ * The following license statement only applies to this file (test_stdstring.c).
+ * ---------------------------------------------------------------------------------------
+ *
+ * Permission is hereby granted, free of charge,
+ * to any person obtaining a copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
+ * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include <check.h>
+#include <stdarg.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+#include <utils/md5.h>
+#include <encodings/crc32.h>
+#include <streams/file_stream.h>
+
+#define SUITE_NAME "hash"
+
+START_TEST (test_md5)
+{
+   uint8_t output[16];
+   MD5_CTX ctx;
+   MD5_Init(&ctx);
+   MD5_Final(output, &ctx);
+   ck_assert(!memcmp(
+      "\xd4\x1d\x8c\xd9\x8f\x00\xb2\x04\xe9\x80\x09\x98\xec\xf8\x42\x7e",
+      output, 16));
+   MD5_Init(&ctx);
+   MD5_Update(&ctx, "The quick brown fox jumps over the lazy dog", 43);
+   MD5_Final(output, &ctx);
+   ck_assert(!memcmp(
+      "\x9e\x10\x7d\x9d\x37\x2b\xb6\x82\x6b\xd8\x1d\x35\x42\xa4\x19\xd6",
+      output, 16));
+   MD5_Init(&ctx);
+   MD5_Update(&ctx, "The quick brown fox jumps over the lazy dog", 43);
+   MD5_Update(&ctx, "The quick brown fox jumps over the lazy dog", 43);
+   MD5_Update(&ctx, "The quick brown fox jumps over the lazy dog", 43);
+   MD5_Final(output, &ctx);
+   ck_assert(!memcmp(
+      "\x4e\x67\xdb\x4a\x7a\x40\x6b\x0c\xfd\xad\xd8\x87\xcd\xe7\x88\x8e",
+      output, 16));
+}
+END_TEST
+
+START_TEST (test_crc32)
+{
+   char buf1[] = "retroarch";
+   char buf2[] = "12345678";
+   char buf3[] = "The quick brown fox jumps over the lazy dog";
+   uint32_t test1 = encoding_crc32(0, (uint8_t*)buf1, strlen(buf1));
+   uint32_t test2 = encoding_crc32(0, (uint8_t*)buf2, strlen(buf2));
+   uint32_t test3 = encoding_crc32(0, (uint8_t*)buf3, strlen(buf3));
+   ck_assert_uint_eq(0x3cae141a, test1);
+   ck_assert_uint_eq(0x9ae0daaf, test2);
+   ck_assert_uint_eq(0x414fa339, test3);
+}
+END_TEST
+
+#define CRC32_BUFFER_SIZE 1048576
+#define CRC32_MAX_MB 64
+
+/**
+ * Calculate a CRC32 from the first part of the given file.
+ * "first part" being the first (CRC32_BUFFER_SIZE * CRC32_MAX_MB)
+ * bytes.
+ *
+ * Returns: the crc32, or 0 if there was an error.
+ */
+static uint32_t file_crc32(uint32_t crc, const char *path)
+{
+   unsigned i;
+   RFILE *file        = NULL;
+   unsigned char *buf = NULL;
+   if (!path)
+      return 0;
+
+   if (!(file = filestream_open(path, RETRO_VFS_FILE_ACCESS_READ, 0)))
+      return 0;
+
+   if (!(buf = (unsigned char*)malloc(CRC32_BUFFER_SIZE)))
+   {
+      filestream_close(file);
+      return 0;
+   }
+
+   for (i = 0; i < CRC32_MAX_MB; i++)
+   {
+      int64_t nread = filestream_read(file, buf, CRC32_BUFFER_SIZE);
+      if (nread < 0)		
+      {
+         free(buf);
+         filestream_close(file);
+         return 0;
+      }
+
+      crc = encoding_crc32(crc, buf, (size_t)nread);
+      if (filestream_eof(file))
+         break;
+   }
+   free(buf);
+   filestream_close(file);
+   return crc;
+}
+
+START_TEST (test_crc32_file)
+{
+   char tmpfile[512];
+   FILE *fd;
+   tmpnam(tmpfile);
+   fd = fopen(tmpfile, "wb");
+   ck_assert(fd != NULL);
+   fwrite("12345678", 1, 8, fd);
+   fclose(fd);
+
+   ck_assert_uint_eq(file_crc32(0, tmpfile), 0x9ae0daaf);
+   /* Error checking */
+   ck_assert_uint_eq(file_crc32(0, "/this/path/should/not/exist"), 0);
+   ck_assert_uint_eq(file_crc32(0, NULL), 0);
+}
+END_TEST
+
+Suite *create_suite(void)
+{
+   Suite *s = suite_create(SUITE_NAME);
+
+   TCase *tc_core = tcase_create("Core");
+   tcase_add_test(tc_core, test_md5);
+   tcase_add_test(tc_core, test_crc32);
+   tcase_add_test(tc_core, test_crc32_file);
+   suite_add_tcase(s, tc_core);
+
+   return s;
+}
+
+int main(void)
+{
+   int num_fail;
+   Suite *s = create_suite();
+   SRunner *sr = srunner_create(s);
+   srunner_run_all(sr, CK_NORMAL);
+   num_fail = srunner_ntests_failed(sr);
+   srunner_free(sr);
+   return (num_fail == 0) ? EXIT_SUCCESS : EXIT_FAILURE;
+}