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test(circle_buf): add circle buffer test case (#9470)

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Signed-off-by: jialuxiao <jialuxiao@xiaomi.com>
Co-authored-by: jialuxiao <jialuxiao@xiaomi.com>
This commit is contained in:
vela-mib666
2026-01-05 10:44:49 +08:00
committed by GitHub
parent ec6b8c96c4
commit d690f0e2ed
1 changed files with 78 additions and 0 deletions
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tests/src/test_cases/test_circle_buf.c
+78
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@@ -4,6 +4,14 @@
#include "unity/unity.h"
static bool test_fill_cb(void * buf, uint32_t len, int32_t idx, void * user)
{
TEST_ASSERT_EQUAL_UINT32(4, len);
TEST_ASSERT_NULL(user);
*(int32_t *)buf = idx * 10;
return true;
}
static lv_circle_buf_t * circle_buf;
#define circle_buf_CAPACITY 4
@@ -208,4 +216,74 @@ void test_circle_buf_reset(void)
}
}
void test_circle_buf_create_methods(void)
{
/* Test create from external buffer */
int32_t ext_buf[4];
lv_circle_buf_t * ext_cb = lv_circle_buf_create_from_buf(ext_buf, 4, sizeof(int32_t));
TEST_ASSERT_NOT_NULL(ext_cb);
/* Verify can write to external buffer */
int32_t test_val = 5;
TEST_ASSERT_EQUAL(LV_RESULT_OK, lv_circle_buf_write(ext_cb, &test_val));
lv_circle_buf_destroy(ext_cb);
/* Test create from array */
lv_array_t arr;
lv_array_init(&arr, 4, sizeof(int32_t));
lv_circle_buf_t * arr_cb = lv_circle_buf_create_from_array(&arr);
TEST_ASSERT_NOT_NULL(arr_cb);
/* Verify can write to array-based buffer */
TEST_ASSERT_EQUAL(LV_RESULT_OK, lv_circle_buf_write(arr_cb, &test_val));
lv_circle_buf_destroy(arr_cb);
}
void test_circle_buf_fill(void)
{
lv_circle_buf_reset(circle_buf);
/* Test fill callback */
uint32_t filled = lv_circle_buf_fill(circle_buf, 4, test_fill_cb, NULL);
TEST_ASSERT_EQUAL_UINT32(4, filled);
TEST_ASSERT_TRUE(lv_circle_buf_is_full(circle_buf));
/* Verify filled values */
for(int i = 0; i < 4; i++) {
int32_t val = -1;
TEST_ASSERT_EQUAL(LV_RESULT_OK, lv_circle_buf_peek_at(circle_buf, i, &val));
TEST_ASSERT_EQUAL_INT32(i * 10, val);
}
}
void test_circle_buf_edge_cases(void)
{
lv_circle_buf_reset(circle_buf);
/* Test read when empty */
int32_t val;
TEST_ASSERT_EQUAL(LV_RESULT_INVALID, lv_circle_buf_read(circle_buf, &val));
/* Test skip when empty */
TEST_ASSERT_EQUAL(LV_RESULT_INVALID, lv_circle_buf_skip(circle_buf));
}
void test_circle_buf_resize(void)
{
/* Test resize to larger capacity */
TEST_ASSERT_EQUAL(LV_RESULT_OK, lv_circle_buf_resize(circle_buf, 8));
TEST_ASSERT_EQUAL_UINT32(8, lv_circle_buf_capacity(circle_buf));
TEST_ASSERT_EQUAL_UINT32(0, lv_circle_buf_size(circle_buf));
/* Test resize to smaller capacity */
TEST_ASSERT_EQUAL(LV_RESULT_OK, lv_circle_buf_resize(circle_buf, 2));
TEST_ASSERT_EQUAL_UINT32(2, lv_circle_buf_capacity(circle_buf));
TEST_ASSERT_EQUAL_UINT32(0, lv_circle_buf_size(circle_buf));
/* Test resize to zero capacity */
TEST_ASSERT_EQUAL(LV_RESULT_OK, lv_circle_buf_resize(circle_buf, 0));
TEST_ASSERT_EQUAL_UINT32(0, lv_circle_buf_capacity(circle_buf));
TEST_ASSERT_EQUAL_UINT32(0, lv_circle_buf_size(circle_buf));
}
#endif