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diff --git a/src/third_party/wiredtiger/test/suite/test_config04.py b/src/third_party/wiredtiger/test/suite/test_config04.py
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+#!/usr/bin/env python
+#
+# Public Domain 2014-2015 MongoDB, Inc.
+# Public Domain 2008-2014 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.
+
+import os
+import wiredtiger, wttest
+from wiredtiger import stat
+
+# test_config04.py
+#    Individually test config options
+class test_config04(wttest.WiredTigerTestCase):
+    table_name1 = 'test_config04'
+    nentries = 100
+
+    K = 1024
+    M = K * K
+    G = K * M
+    T = K * G
+
+    # Each test needs to set up its connection in its own way,
+    # so override these methods to do nothing
+    def setUpConnectionOpen(self, dir):
+        return None
+
+    def setUpSessionOpen(self, conn):
+        return None
+
+    def populate_and_check(self):
+        """
+        Create entries, and read back in a cursor: key=string, value=string
+        """
+        create_args = 'key_format=S,value_format=S'
+        self.session.create("table:" + self.table_name1, create_args)
+        cursor = self.session.open_cursor(
+            'table:' + self.table_name1, None, None)
+        for i in range(0, self.nentries):
+            cursor[str(1000000 + i)] = 'value' + str(i)
+        i = 0
+        cursor.reset()
+        for key, value in cursor:
+            self.assertEqual(key, str(1000000 + i))
+            self.assertEqual(value, ('value' + str(i)))
+            i += 1
+        self.assertEqual(i, self.nentries)
+        cursor.close()
+
+    def common_test(self, configextra):
+        """
+        Call wiredtiger_open and run a simple test.
+        configextra are any extra configuration strings needed on the open.
+        """
+        configarg = 'create,statistics=(fast)'
+        if configextra != None:
+            configarg += ',' + configextra
+        self.conn = wiredtiger.wiredtiger_open('.', configarg)
+        self.session = self.conn.open_session(None)
+        self.populate_and_check()
+
+    def common_cache_size_test(self, sizestr, size):
+        self.common_test('cache_size=' + sizestr)
+        cursor = self.session.open_cursor('statistics:', None, None)
+        self.assertEqual(cursor[stat.conn.cache_bytes_max][2], size)
+        cursor.close()
+
+    def test_bad_config(self):
+        msg = '/unknown configuration key/'
+        self.assertRaisesWithMessage(wiredtiger.WiredTigerError,
+            lambda: wiredtiger.wiredtiger_open('.', 'not_valid,another_bad=10'),
+            msg)
+
+    def test_cache_size_number(self):
+        # Use a number without multipliers
+        # 1M is the minimum, we'll ask for 1025 * 1024
+        cache_size_str = str(1025 * 1024)
+        self.common_cache_size_test(cache_size_str, 1025*self.K)
+
+    def test_cache_size_K(self):
+        # Kilobyte sizing test
+        # 1M is the minimum, so ask for that using K notation.
+        self.common_cache_size_test('1024K', 1024*self.K)
+
+    def test_cache_size_M(self):
+        # Megabyte sizing test
+        self.common_cache_size_test('30M', 30*self.M)
+
+    def test_cache_size_G(self):
+        # Gigabyte sizing test
+        # We are specifying the maximum the cache can grow,
+        # not the initial cache amount, so small tests like
+        # this can still run on smaller machines.
+        self.common_cache_size_test('7G', 7*self.G)
+
+    def test_cache_size_T(self):
+        # Terabyte sizing test
+        # We are specifying the maximum the cache can grow,
+        # not the initial cache amount, so small tests like
+        # this can still run on smaller machines.
+        self.common_cache_size_test('2T', 2*self.T)
+
+    def test_cache_too_small(self):
+        self.assertRaisesWithMessage(wiredtiger.WiredTigerError,
+            lambda: wiredtiger.wiredtiger_open('.', 'create,cache_size=900000'),
+            "/Value too small for key 'cache_size' the minimum is/")
+
+    def test_cache_too_large(self):
+        T11 = 11 * self.T  # 11 Terabytes
+        configstr = 'create,cache_size=' + str(T11)
+        self.assertRaisesWithMessage(wiredtiger.WiredTigerError,
+            lambda: wiredtiger.wiredtiger_open('.', configstr),
+            "/Value too large for key 'cache_size' the maximum is/")
+
+    def test_eviction(self):
+        self.common_test('eviction_target=84,eviction_trigger=94')
+        # Note
+
+    def test_eviction_bad(self):
+        self.assertRaisesWithMessage(wiredtiger.WiredTigerError, lambda:
+            wiredtiger.wiredtiger_open('.', 'create,eviction_target=91,' +
+                                       'eviction_trigger=81'),
+            "/eviction target must be lower than the eviction trigger/")
+
+    def test_eviction_bad2(self):
+        self.assertRaisesWithMessage(wiredtiger.WiredTigerError, lambda:
+            wiredtiger.wiredtiger_open('.', 'create,eviction_target=86,' +
+                                       'eviction_trigger=86'),
+            "/eviction target must be lower than the eviction trigger/")
+
+    def test_hazard_max(self):
+        # Note: There isn't any direct way to know that this was set.
+        self.common_test('hazard_max=50')
+
+    def test_session_max(self):
+        # Note: There isn't any direct way to know that this was set,
+        # but we'll have a separate functionality test to test for
+        # this indirectly.
+        self.common_test('session_max=99')
+
+    def test_multiprocess(self):
+        self.common_test('multiprocess')
+        # TODO: how do we verify that it was set?
+
+    def test_error_prefix(self):
+        self.common_test('error_prefix="MyOwnPrefix"')
+        # TODO: how do we verify that it was set?
+
+    def test_logging(self):
+        self.common_test('log=(enabled=true)')
+        # TODO: how do we verify that it was set?  For this we could look
+        # for the existence of the log file in the home dir.
+
+    def test_transactional(self):
+        # Note: this will have functional tests in the future.
+        self.common_test('')
+
+if __name__ == '__main__':
+    wttest.run()