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#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdarg.h>
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#include <setjmp.h>
#include <cmocka.h>
#include "aircrack-ng/adt/circular_buffer.h"
static void test_cbuf_init_and_empty(void ** state)
{
(void) state;
// GIVEN
#define size 64
uint8_t buffer[size];
// WHEN
cbuf_handle_t cbuf = circular_buffer_init(buffer, size, 1);
// THEN
assert_non_null(cbuf);
assert_true(circular_buffer_is_empty(cbuf));
assert_false(circular_buffer_is_full(cbuf));
assert_int_equal(size, circular_buffer_capacity(cbuf));
assert_int_equal(0, circular_buffer_size(cbuf));
// END
#undef size
circular_buffer_free(cbuf);
}
static void test_cbuf_byte_size_one_element(void ** state)
{
(void) state;
// GIVEN
#define size 2
uint8_t buffer[size];
cbuf_handle_t cbuf = circular_buffer_init(buffer, size, 1);
// WHEN
circular_buffer_put(cbuf, "a", 1);
// THEN
assert_int_equal(1, circular_buffer_size(cbuf));
assert_false(circular_buffer_is_empty(cbuf));
assert_false(circular_buffer_is_full(cbuf));
// END
#undef size
circular_buffer_free(cbuf);
}
static void test_cbuf_byte_size_two_element(void ** state)
{
(void) state;
// GIVEN
#define size 2
uint8_t buffer[size];
cbuf_handle_t cbuf = circular_buffer_init(buffer, size, 1);
// WHEN
circular_buffer_put(cbuf, "a", 1);
circular_buffer_put(cbuf, "b", 1);
// THEN
assert_int_equal(2, circular_buffer_size(cbuf));
assert_false(circular_buffer_is_empty(cbuf));
assert_true(circular_buffer_is_full(cbuf));
// END
#undef size
circular_buffer_free(cbuf);
}
static void test_cbuf_multibyte_compare_buffer(void ** state)
{
(void) state;
// GIVEN
#define nb_elements 2
#define elementSize 8
#define size (nb_elements * elementSize)
uint8_t buffer[size + 1];
buffer[size] = 0;
cbuf_handle_t cbuf = circular_buffer_init(buffer, size, elementSize);
// WHEN
circular_buffer_put(cbuf, "a1234567", 8);
circular_buffer_put(cbuf, "b1234567", 8);
// THEN
assert_int_equal(nb_elements, circular_buffer_size(cbuf));
assert_false(circular_buffer_is_empty(cbuf));
assert_true(circular_buffer_is_full(cbuf));
assert_string_equal("a1234567b1234567", buffer);
// END
#undef size
#undef elementSize
#undef nb_elements
circular_buffer_free(cbuf);
}
static void test_cbuf_multibyte_compare_buffer_of_short_put(void ** state)
{
(void) state;
// GIVEN
#define nb_elements 2
#define elementSize 8
#define size (nb_elements * elementSize)
uint8_t buffer[size + 1];
buffer[size] = 0;
cbuf_handle_t cbuf = circular_buffer_init(buffer, size, elementSize);
// WHEN
circular_buffer_put(cbuf, "a123", 4);
circular_buffer_put(cbuf, "b1234567", 8);
// THEN
assert_int_equal(nb_elements, circular_buffer_size(cbuf));
assert_false(circular_buffer_is_empty(cbuf));
assert_true(circular_buffer_is_full(cbuf));
assert_memory_equal("a123\0\0\0\0b1234567", buffer, size);
// END
#undef size
#undef elementSize
#undef nb_elements
circular_buffer_free(cbuf);
}
static void test_cbuf_multibyte_get_first(void ** state)
{
(void) state;
// GIVEN
#define nb_elements 2
#define elementSize 8
#define size (nb_elements * elementSize)
uint8_t buffer[size + 1];
buffer[size] = 0;
cbuf_handle_t cbuf = circular_buffer_init(buffer, size, elementSize);
// WHEN
circular_buffer_put(cbuf, "a123", 4);
circular_buffer_put(cbuf, "b1234567", 8);
uint8_t output[size];
void * p_output = &output[0];
circular_buffer_get(cbuf, &p_output, 8);
// THEN
assert_memory_equal("a123\0\0\0\0", output, 8);
// END
#undef size
#undef elementSize
#undef nb_elements
circular_buffer_free(cbuf);
}
static void test_cbuf_multibyte_get_both(void ** state)
{
(void) state;
// GIVEN
#define nb_elements 2
#define elementSize 8
#define size (nb_elements * elementSize)
uint8_t buffer[size + 1];
buffer[size] = 0;
cbuf_handle_t cbuf = circular_buffer_init(buffer, size, elementSize);
// WHEN
circular_buffer_put(cbuf, "a123", 4);
circular_buffer_put(cbuf, "b1234567", 8);
uint8_t output[size];
void * p_output = &output[0];
circular_buffer_get(cbuf, &p_output, 8);
// THEN
assert_memory_equal("a123\0\0\0\0", output, 8);
// AND WHEN
circular_buffer_get(cbuf, &p_output, 8);
// AND THEN
assert_memory_equal("b1234567", output, 8);
// END
#undef size
#undef elementSize
#undef nb_elements
circular_buffer_free(cbuf);
}
int main(int argc, char * argv[])
{
(void) argc;
(void) argv;
const struct CMUnitTest tests[] = {
cmocka_unit_test(test_cbuf_init_and_empty),
cmocka_unit_test(test_cbuf_byte_size_one_element),
cmocka_unit_test(test_cbuf_byte_size_two_element),
cmocka_unit_test(test_cbuf_multibyte_compare_buffer_of_short_put),
cmocka_unit_test(test_cbuf_multibyte_compare_buffer),
cmocka_unit_test(test_cbuf_multibyte_get_first),
cmocka_unit_test(test_cbuf_multibyte_get_both),
};
return cmocka_run_group_tests(tests, NULL, NULL);
}
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