Update fileio test for cached fstat changes

Author: cmaloney

Lib/test/test_fileio.py

@@ -390,7 +390,7 @@ def test_syscalls_read(self):
         fstat = next((sc for sc in calls if 'fstat' in sc), 'fstat')
 
         self.assertEqual(calls, ['openat', fstat, 'ioctl', 'lseek',
-                                 'lseek', fstat, 'read', 'read', 'close'])
+                                 'read', 'read', 'close'])
 
         # Focus on just `read()`
         calls = strace_helper.get_syscalls(
@@ -399,7 +399,7 @@ def test_syscalls_read(self):
             cleanup="f.close()",
             strace_flags=_strace_flags
         )
-        self.assertEqual(calls, ['lseek', fstat, 'read', 'read'])
+        self.assertEqual(calls, ['read', 'read'])
 
         # Readall in binary mode
         calls = strace_helper.get_syscalls(
@@ -410,8 +410,8 @@ def test_syscalls_read(self):
             """,
             _strace_flags
         )
-        self.assertEqual(calls, ['openat', fstat, 'ioctl', 'lseek', 'lseek',
-                                 fstat, 'read', 'read', 'close'])
+        self.assertEqual(calls, ['openat', fstat, 'ioctl', 'lseek', 'read',
+                                 'read', 'close'])
 
         # Readall in text mode
         calls = strace_helper.get_syscalls(
@@ -422,8 +422,8 @@ def test_syscalls_read(self):
             """,
             _strace_flags
         )
-        self.assertEqual(calls, ['openat', fstat, 'ioctl', 'lseek', 'lseek',
-                                 fstat, 'read', 'read', 'close'])
+        self.assertEqual(calls, ['openat', fstat, 'ioctl', 'lseek',
+                                 'read', 'read', 'close'])
 
 
 class CAutoFileTests(AutoFileTests, unittest.TestCase):