1 files changed, 89 insertions, 0 deletions
diff --git a/Utilities/cmlibarchive/libarchive/test/test_read_large.c b/Utilities/cmlibarchive/libarchive/test/test_read_large.c
new file mode 100644
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--- /dev/null
+++ b/Utilities/cmlibarchive/libarchive/test/test_read_large.c
@@ -0,0 +1,89 @@
+/*-
+ * Copyright (c) 2003-2007 Tim Kientzle
+ * 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: src/lib/libarchive/test/test_read_large.c,v 1.4 2008/09/01 05:38:33 kientzle Exp $");
+
+static unsigned char testdata[10 * 1024 * 1024];
+static unsigned char testdatacopy[10 * 1024 * 1024];
+static unsigned char buff[11 * 1024 * 1024];
+
+#if defined(_WIN32) && !defined(__CYGWIN__)
+#define open _open
+#define close _close
+#endif
+
+/* Check correct behavior on large reads. */
+DEFINE_TEST(test_read_large)
+{
+    unsigned int i;
+    int tmpfilefd;
+    char tmpfilename[] = "test-read_large.XXXXXX";
+    size_t used;
+    struct archive *a;
+    struct archive_entry *entry;
+    FILE *f;
+
+    for (i = 0; i < sizeof(testdata); i++)
+        testdata[i] = (unsigned char)(rand());
+
+    assert(NULL != (a = archive_write_new()));
+    assertA(0 == archive_write_set_format_ustar(a));
+    assertA(0 == archive_write_open_memory(a, buff, sizeof(buff), &used));
+    assert(NULL != (entry = archive_entry_new()));
+    archive_entry_set_size(entry, sizeof(testdata));
+    archive_entry_set_mode(entry, S_IFREG | 0777);
+    archive_entry_set_pathname(entry, "test");
+    assertA(0 == archive_write_header(a, entry));
+    archive_entry_free(entry);
+    assertA(sizeof(testdata) == archive_write_data(a, testdata, sizeof(testdata)));
+    assertA(0 == archive_write_finish(a));
+
+    assert(NULL != (a = archive_read_new()));
+    assertA(0 == archive_read_support_format_all(a));
+    assertA(0 == archive_read_support_compression_all(a));
+    assertA(0 == archive_read_open_memory(a, buff, sizeof(buff)));
+    assertA(0 == archive_read_next_header(a, &entry));
+    assertA(0 == archive_read_data_into_buffer(a, testdatacopy, sizeof(testdatacopy)));
+    assertA(0 == archive_read_finish(a));
+    assert(0 == memcmp(testdata, testdatacopy, sizeof(testdata)));
+
+
+    assert(NULL != (a = archive_read_new()));
+    assertA(0 == archive_read_support_format_all(a));
+    assertA(0 == archive_read_support_compression_all(a));
+    assertA(0 == archive_read_open_memory(a, buff, sizeof(buff)));
+    assertA(0 == archive_read_next_header(a, &entry));
+    // TODO: Provide a Windows-friendly version of this?
+    assert(0 < (tmpfilefd = open(tmpfilename,
+            O_WRONLY | O_CREAT | O_BINARY, 0755)));
+    assertA(0 == archive_read_data_into_fd(a, tmpfilefd));
+    close(tmpfilefd);
+    assertA(0 == archive_read_finish(a));
+
+    f = fopen(tmpfilename, "rb");
+    fread(testdatacopy, 1, sizeof(testdatacopy), f);
+    fclose(f);
+    assert(0 == memcmp(testdata, testdatacopy, sizeof(testdata)));
+}