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diff --git a/test/suite/test_readonly01.py b/test/suite/test_readonly01.py
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+#!/usr/bin/env python
+#
+# Public Domain 2016-2016 MongoDB, Inc.
+# Public Domain 2008-2016 WiredTiger, Inc.
+#
+# This is free and unencumbered software released into the public domain.
+#
+# Anyone is free to copy, modify, publish, use, compile, sell, or
+# distribute this software, either in source code form or as a compiled
+# binary, for any purpose, commercial or non-commercial, and by any
+# means.
+#
+# In jurisdictions that recognize copyright laws, the author or authors
+# of this software dedicate any and all copyright interest in the
+# software to the public domain. We make this dedication for the benefit
+# of the public at large and to the detriment of our heirs and
+# successors. We intend this dedication to be an overt act of
+# relinquishment in perpetuity of all present and future rights to this
+# software under copyright law.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+# IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+# ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+# OTHER DEALINGS IN THE SOFTWARE.
+#
+# test_readonly01.py
+#   Readonly: Test readonly mode.
+#
+
+import fnmatch, os, shutil, time
+from suite_subprocess import suite_subprocess
+from wtscenario import multiply_scenarios, number_scenarios, prune_scenarios
+import wttest
+
+class test_readonly01(wttest.WiredTigerTestCase, suite_subprocess):
+    tablename = 'test_readonly01'
+    create = True
+    entries = 10000
+
+    #
+    # We want a list of directory writable or readonly.
+    #
+    basecfg_list = [
+        ('basecfg', dict(basecfg='config_base=true,')),
+        ('no_basecfg', dict(basecfg='config_base=false,')),
+    ]
+    dir_list = [
+        ('write', dict(dirchmod=False)),
+        ('readonly', dict(dirchmod=True)),
+    ]
+    log_list = [
+        ('logging', dict(logcfg='log=(archive=false,enabled,file_max=100K),')),
+        ('no_logging', dict(logcfg='log=(enabled=false),')),
+    ]
+
+    types = [
+        ('lsm', dict(tabletype='lsm', uri='lsm',
+                    create_params = 'key_format=i,value_format=i')),
+        ('file-row', dict(tabletype='row', uri='file',
+                    create_params = 'key_format=i,value_format=i')),
+        ('file-var', dict(tabletype='var', uri='file',
+                    create_params = 'key_format=r,value_format=i')),
+        ('file-fix', dict(tabletype='fix', uri='file',
+                    create_params = 'key_format=r,value_format=8t')),
+        ('table-row', dict(tabletype='row', uri='table',
+                    create_params = 'key_format=i,value_format=i')),
+        ('table-var', dict(tabletype='var', uri='table',
+                    create_params = 'key_format=r,value_format=i')),
+        ('table-fix', dict(tabletype='fix', uri='table',
+                    create_params = 'key_format=r,value_format=8t')),
+    ]
+
+    scenarios = multiply_scenarios('.',
+        basecfg_list, dir_list, log_list, types)
+
+    def conn_config(self, dir):
+        self.home = dir
+        params = \
+            'error_prefix="%s",' % self.shortid() + \
+            '%s' % self.logcfg + \
+            '%s' % self.basecfg
+        if self.create:
+            conn_params = 'create,' + params
+        else:
+            conn_params = 'readonly=true,' + params
+        return conn_params
+
+    def close_reopen(self):
+        ''' Close the connection and reopen readonly'''
+        #
+        # close the original connection.  If needed, chmod the
+        # database directory to readonly mode.  Then reopen the
+        # connection with readonly.
+        #
+        self.close_conn()
+        #
+        # The chmod command is not fully portable to windows.
+        #
+        if self.dirchmod and os.name == 'posix':
+            for f in os.listdir(self.home):
+                if os.path.isfile(f):
+                    os.chmod(f, 0444)
+            os.chmod(self.home, 0555)
+        self.conn = self.setUpConnectionOpen(self.home)
+        self.session = self.setUpSessionOpen(self.conn)
+
+    def readonly(self):
+        # Here's the strategy:
+        #    - Create a table.
+        #    - Insert data into table.
+        #    - Close connection.
+        #    - Possibly chmod to readonly
+        #    - Open connection readonly
+        #    - Confirm we can read the data.
+        #
+        tablearg = self.uri + ':' + self.tablename
+        self.session.create(tablearg, self.create_params)
+        c = self.session.open_cursor(tablearg, None, None)
+        for i in range(self.entries):
+            c[i+1] = i % 255
+        # Close the connection.  Reopen readonly
+        self.create = False
+        self.close_reopen()
+        c = self.session.open_cursor(tablearg, None, None)
+        i = 0
+        for key, value in c:
+            self.assertEqual(i+1, key)
+            self.assertEqual(i % 255, value)
+            i += 1
+        self.assertEqual(i, self.entries)
+        self.pr('Read %d entries' % i)
+        c.close()
+        self.create = True
+
+    def test_readonly(self):
+        if self.dirchmod and os.name == 'posix':
+            with self.expectedStderrPattern('Permission'):
+                self.readonly()
+        else:
+            self.readonly()
+
+if __name__ == '__main__':
+    wttest.run()