diff --git a/Lib/test/test_structmembers.py b/Lib/test/test_structmembers.py
index 93e040c..3679ba2 100644
--- a/Lib/test/test_structmembers.py
+++ b/Lib/test/test_structmembers.py
@@ -8,17 +8,30 @@
 import warnings, unittest, sys
 from test import support
 
-ts=test_structmembersType(False, 1, 2, 3, 4, 5, 6, 7, 8,
-                          9.99999, 10.1010101010)
+ts=test_structmembersType(False,  # T_BOOL
+                          1,      # T_BYTE
+                          2,      # T_UBYTE
+                          3,      # T_SHORT
+                          4,      # T_USHORT
+                          5,      # T_INT
+                          6,      # T_UINT
+                          7,      # T_LONG
+                          8,      # T_ULONG
+                          9.99999,# T_FLOAT
+                          10.1010101010, # T_DOUBLE
+                          "hi" # T_STRING_INPLACE
+                          )
 
 class ReadWriteTests(unittest.TestCase):
-    def test_types(self):
+
+    def test_bool(self):
         ts.T_BOOL = True
         self.assertEquals(ts.T_BOOL, True)
         ts.T_BOOL = False
         self.assertEquals(ts.T_BOOL, False)
         self.assertRaises(TypeError, setattr, ts, 'T_BOOL', 1)
 
+    def test_byte(self):
         ts.T_BYTE = CHAR_MAX
         self.assertEquals(ts.T_BYTE, CHAR_MAX)
         ts.T_BYTE = CHAR_MIN
@@ -26,6 +39,7 @@
         ts.T_UBYTE = UCHAR_MAX
         self.assertEquals(ts.T_UBYTE, UCHAR_MAX)
 
+    def test_short(self):
         ts.T_SHORT = SHRT_MAX
         self.assertEquals(ts.T_SHORT, SHRT_MAX)
         ts.T_SHORT = SHRT_MIN
@@ -33,6 +47,7 @@
         ts.T_USHORT = USHRT_MAX
         self.assertEquals(ts.T_USHORT, USHRT_MAX)
 
+    def test_int(self):
         ts.T_INT = INT_MAX
         self.assertEquals(ts.T_INT, INT_MAX)
         ts.T_INT = INT_MIN
@@ -40,6 +55,7 @@
         ts.T_UINT = UINT_MAX
         self.assertEquals(ts.T_UINT, UINT_MAX)
 
+    def test_long(self):
         ts.T_LONG = LONG_MAX
         self.assertEquals(ts.T_LONG, LONG_MAX)
         ts.T_LONG = LONG_MIN
@@ -47,21 +63,26 @@
         ts.T_ULONG = ULONG_MAX
         self.assertEquals(ts.T_ULONG, ULONG_MAX)
 
-        ## T_LONGLONG and T_ULONGLONG may not be present on some platforms
-        if hasattr(ts, 'T_LONGLONG'):
-            ts.T_LONGLONG = LLONG_MAX
-            self.assertEquals(ts.T_LONGLONG, LLONG_MAX)
-            ts.T_LONGLONG = LLONG_MIN
-            self.assertEquals(ts.T_LONGLONG, LLONG_MIN)
+    @unittest.skipUnless(hasattr(ts, "T_LONGLONG"), "long long not present")
+    def test_longlong(self):
+        ts.T_LONGLONG = LLONG_MAX
+        self.assertEquals(ts.T_LONGLONG, LLONG_MAX)
+        ts.T_LONGLONG = LLONG_MIN
+        self.assertEquals(ts.T_LONGLONG, LLONG_MIN)
 
-            ts.T_ULONGLONG = ULLONG_MAX
-            self.assertEquals(ts.T_ULONGLONG, ULLONG_MAX)
+        ts.T_ULONGLONG = ULLONG_MAX
+        self.assertEquals(ts.T_ULONGLONG, ULLONG_MAX)
 
-            ## make sure these will accept a plain int as well as a long
-            ts.T_LONGLONG = 3
-            self.assertEquals(ts.T_LONGLONG, 3)
-            ts.T_ULONGLONG = 4
-            self.assertEquals(ts.T_ULONGLONG, 4)
+        ## make sure these will accept a plain int as well as a long
+        ts.T_LONGLONG = 3
+        self.assertEquals(ts.T_LONGLONG, 3)
+        ts.T_ULONGLONG = 4
+        self.assertEquals(ts.T_ULONGLONG, 4)
+
+    def test_inplace_string(self):
+        self.assertEquals(ts.T_STRING_INPLACE, "hi")
+        self.assertRaises(TypeError, setattr, ts, "T_STRING_INPLACE", "s")
+        self.assertRaises(TypeError, delattr, ts, "T_STRING_INPLACE")
 
 
 class TestWarnings(unittest.TestCase):