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-rw-r--r--cpio/test/test_option_zstd.c85
1 files changed, 85 insertions, 0 deletions
diff --git a/cpio/test/test_option_zstd.c b/cpio/test/test_option_zstd.c
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+++ b/cpio/test/test_option_zstd.c
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+/*-
+ * Copyright (c) 2017 Sean Purcell
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+#include "test.h"
+__FBSDID("$FreeBSD$");
+
+DEFINE_TEST(test_option_zstd)
+{
+ char *p;
+ int r;
+ size_t s;
+
+ /* Create a file. */
+ assertMakeFile("f", 0644, "a");
+
+ /* Archive it with zstd compression. */
+ r = systemf("echo f | %s -o --zstd >archive.out 2>archive.err",
+ testprog);
+ p = slurpfile(&s, "archive.err");
+ p[s] = '\0';
+ if (r != 0) {
+ if (strstr(p, "Unsupported compression") != NULL) {
+ skipping("This version of bsdcpio was compiled "
+ "without zstd support");
+ goto done;
+ }
+ /* POSIX permits different handling of the spawnp
+ * system call used to launch the subsidiary
+ * program: */
+ /* Some systems fail immediately to spawn the new process. */
+ if (strstr(p, "Can't launch") != NULL && !canZstd()) {
+ skipping("This version of bsdcpio uses an external zstd program "
+ "but no such program is available on this system.");
+ goto done;
+ }
+ /* Some systems successfully spawn the new process,
+ * but fail to exec a program within that process.
+ * This results in failure at the first attempt to
+ * write. */
+ if (strstr(p, "Can't write") != NULL && !canZstd()) {
+ skipping("This version of bsdcpio uses an external zstd program "
+ "but no such program is available on this system.");
+ goto done;
+ }
+ /* On some systems the error won't be detected until closing
+ time, by a 127 exit error returned by waitpid. */
+ if (strstr(p, "Error closing") != NULL && !canZstd()) {
+ skipping("This version of bsdcpio uses an external zstd program "
+ "but no such program is available on this system.");
+ return;
+ }
+ failure("--zstd option is broken: %s", p);
+ assertEqualInt(r, 0);
+ goto done;
+ }
+ free(p);
+ /* Check that the archive file has an zstd signature. */
+ p = slurpfile(&s, "archive.out");
+ assert(s > 2);
+ assertEqualMem(p, "\x28\xb5\x2f\xfd", 4);
+
+done:
+ free(p);
+}