git subrepo pull (merge) --force deps/libchdr

[pcsx_rearmed.git] / deps / libchdr / deps / zstd-1.5.5 / contrib / linux-kernel / test / static_test.c

diff --git a/deps/libchdr/deps/zstd-1.5.5/contrib/linux-kernel/test/static_test.c b/deps/libchdr/deps/zstd-1.5.5/contrib/linux-kernel/test/static_test.c
new file mode 100644 (file)
index 0000000..ba4a420
--- /dev/null
+++ b/deps/libchdr/deps/zstd-1.5.5/contrib/linux-kernel/test/static_test.c
@@ -0,0 +1,52 @@
+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ * All rights reserved.
+ *
+ * This source code is licensed under both the BSD-style license (found in the
+ * LICENSE file in the root directory of this source tree) and the GPLv2 (found
+ * in the COPYING file in the root directory of this source tree).
+ * You may select, at your option, one of the above-listed licenses.
+ */
+#include <stddef.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "decompress_sources.h"
+#include <linux/zstd.h>
+
+#define CONTROL(x)                                                             \
+  do {                                                                         \
+    if (!(x)) {                                                                \
+      fprintf(stderr, "%s:%u: %s failed!\n", __FUNCTION__, __LINE__, #x);      \
+      abort();                                                                 \
+    }                                                                          \
+  } while (0)
+
+
+static const char kEmptyZstdFrame[] = {
+    0x28, 0xb5, 0x2f, 0xfd, 0x24, 0x00, 0x01, 0x00, 0x00, 0x99, 0xe9, 0xd8, 0x51
+};
+
+static void test_decompress_unzstd(void) {
+    fprintf(stderr, "Testing decompress unzstd... ");
+    {
+        size_t const wkspSize = zstd_dctx_workspace_bound();
+        void* wksp = malloc(wkspSize);
+        ZSTD_DCtx* dctx = zstd_init_dctx(wksp, wkspSize);
+        CONTROL(wksp != NULL);
+        CONTROL(dctx != NULL);
+        {
+          size_t const dSize = zstd_decompress_dctx(dctx, NULL, 0, kEmptyZstdFrame, sizeof(kEmptyZstdFrame));
+          CONTROL(!zstd_is_error(dSize));
+          CONTROL(dSize == 0);
+        }
+        free(wksp);
+    }
+    fprintf(stderr, "Ok\n");
+}
+
+int main(void) {
+  test_decompress_unzstd();
+  return 0;
+}