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test-compress: extend buffer size

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Otherwise, random input cases are not tested:
```
/* test_compress_decompress_blob */
/* testing xz text blob compression/decompression */
Loaded shared library 'liblzma.so.5' via dlopen().
/* testing xz random blob compression/decompression */
compression failed: No buffer space available
/* testing lz4 text blob compression/decompression */
Loaded shared library 'liblz4.so.1' via dlopen().
/* testing lz4 random blob compression/decompression */
compression failed: No buffer space available
/* testing zstd text blob compression/decompression */
Loaded shared library 'libzstd.so.1' via dlopen().
/* testing zstd random blob compression/decompression */
compression failed: No buffer space available
/* testing gzip text blob compression/decompression */
Loaded shared library 'libz.so.1' via dlopen().
/* testing gzip random blob compression/decompression */
compression failed: No buffer space available
/* testing bzip2 text blob compression/decompression */
Loaded shared library 'libbz2.so.1' via dlopen().
/* testing bzip2 random blob compression/decompression */
compression failed: No buffer space available
```
This commit is contained in:
Yu Watanabe
2026-08-24 03:30:52 +09:00
parent 20923e8ddc
commit e036040529
1 changed files with 6 additions and 13 deletions
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src/test/test-compress.c
+6 -13
View File
@@ -44,25 +44,18 @@ TEST(compress_decompress_blob) {
for (size_t t = 0; t < 2; t++) {
const char *input = t == 0 ? text : data;
size_t input_len = t == 0 ? sizeof(text) : sizeof(data);
bool may_fail = t == 1;
char compressed[512];
char compressed[sizeof(data) * 4];
size_t csize;
_cleanup_free_ char *decompressed = NULL;
int r;
log_info("/* testing %s %s blob compression/decompression */", label, input);
r = compress_blob(c, input, input_len, compressed, sizeof(compressed), &csize, -1);
if (r == -ENOBUFS) {
log_info_errno(r, "compression failed: %m");
ASSERT_TRUE(may_fail);
} else {
ASSERT_OK(r);
ASSERT_OK_ZERO(decompress_blob(c, compressed, csize, (void **) &decompressed, &csize, 0));
ASSERT_NOT_NULL(decompressed);
ASSERT_EQ(memcmp(decompressed, input, input_len), 0);
}
ASSERT_OK(compress_blob(c, input, input_len, compressed, sizeof(compressed), &csize, -1));
ASSERT_OK_ZERO(decompress_blob(c, compressed, csize, (void **) &decompressed, &csize, 0));
ASSERT_NOT_NULL(decompressed);
ASSERT_EQ(memcmp(decompressed, input, input_len), 0);
ASSERT_FAIL(decompress_blob(c, "garbage", 7, (void **) &decompressed, &csize, 0));
}