[FL-2713] Buffered file streams fix (#1515)

* Fix incorrect buffered stream behaviour
* Add specific tests
* Make the test fail on wrong behaviour
* Better names

Co-authored-by: あく <alleteam@gmail.com>
This commit is contained in:
Georgii Surkov
2022-08-02 16:17:37 +03:00
committed by GitHub
parent f9745b4141
commit 01afb289c0
2 changed files with 53 additions and 4 deletions

View File

@@ -387,6 +387,34 @@ MU_TEST(stream_split_test) {
furi_record_close(RECORD_STORAGE);
}
MU_TEST(stream_buffered_write_after_read_test) {
const char* prefix = "I write ";
const char* substr = "Hello there";
const size_t substr_len = strlen(substr);
const size_t prefix_len = strlen(prefix);
const size_t buf_size = substr_len + 1;
char buf[buf_size];
memset(buf, 0, buf_size);
Storage* storage = furi_record_open(RECORD_STORAGE);
Stream* stream = buffered_file_stream_alloc(storage);
mu_check(buffered_file_stream_open(
stream, EXT_PATH("filestream.str"), FSAM_READ_WRITE, FSOM_CREATE_ALWAYS));
mu_assert_int_eq(strlen(stream_test_data), stream_write_cstring(stream, stream_test_data));
mu_check(stream_rewind(stream));
mu_assert_int_eq(prefix_len, stream_read(stream, (uint8_t*)buf, prefix_len));
mu_assert_string_eq(prefix, buf);
mu_assert_int_eq(substr_len, stream_write(stream, (uint8_t*)substr, substr_len));
mu_check(stream_seek(stream, prefix_len, StreamOffsetFromStart));
mu_assert_int_eq(substr_len, stream_read(stream, (uint8_t*)buf, substr_len));
mu_assert_string_eq(substr, buf);
stream_free(stream);
furi_record_close(RECORD_STORAGE);
}
MU_TEST(stream_buffered_large_file_test) {
string_t input_data;
string_t output_data;
@@ -470,6 +498,7 @@ MU_TEST_SUITE(stream_suite) {
MU_RUN_TEST(stream_write_read_save_load_test);
MU_RUN_TEST(stream_composite_test);
MU_RUN_TEST(stream_split_test);
MU_RUN_TEST(stream_buffered_write_after_read_test);
MU_RUN_TEST(stream_buffered_large_file_test);
}