Imported Upstream version 2.2.0upstream/2.2.0

1 files changed, 70 insertions, 0 deletions

diff --git a/src/mongo/db/tests.cpp b/src/mongo/db/tests.cpp
new file mode 100644
index 00000000000..3b0a170cd50
--- /dev/null
+++ b/src/mongo/db/tests.cpp
@@ -0,0 +1,70 @@
+/**
+*    Copyright (C) 2008 10gen Inc.
+*
+*    This program is free software: you can redistribute it and/or  modify
+*    it under the terms of the GNU Affero General Public License, version 3,
+*    as published by the Free Software Foundation.
+*
+*    This program is distributed in the hope that it will be useful,
+*    but WITHOUT ANY WARRANTY; without even the implied warranty of
+*    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+*    GNU Affero General Public License for more details.
+*
+*    You should have received a copy of the GNU Affero General Public License
+*    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/* tests.cpp
+
+   unit test & such
+*/
+
+#include "mongo/pch.h"
+
+#include "mongo/util/mmap.h"
+#include "mongo/util/stacktrace.h"
+
+namespace mongo {
+
+    int test2_old9() {
+        out() << "test2" << endl;
+        printStackTrace();
+        if ( 1 )
+            return 1;
+
+        MemoryMappedFile f;
+
+        unsigned long long len = 64*1024*1024;
+        char *p = (char *) f.map("/tmp/test.dat", len);
+        char *start = p;
+        char *end = p + 64*1024*1024-2;
+        end[1] = 'z';
+        int i;
+        while ( p < end ) {
+            *p++ = ' ';
+            if ( ++i%64 == 0 ) {
+                *p++ = '\n';
+                *p++ = 'x';
+            }
+        }
+        *p = 'a';
+
+        f.flush(true);
+        out() << "done" << endl;
+
+        char *x = start + 32 * 1024 * 1024;
+        char *y = start + 48 * 1024 * 1024;
+        char *z = start + 62 * 1024 * 1024;
+
+        strcpy(z, "zfoo");
+        out() << "y" << endl;
+        strcpy(y, "yfoo");
+        strcpy(x, "xfoo");
+        strcpy(start, "xfoo");
+
+        dbexit( EXIT_TEST );
+
+        return 1;
+    }
+
+} // namespace mongo