Merge pull request RustPython#4626 from youknowone/bigmem

Fix test_bigmem glitches

Author: DimitrisJim

Lib/test/test_bigmem.py

@@ -790,25 +790,16 @@ def test_swapcase(self, size):
 
     # TODO: RUSTPYTHON
     @unittest.expectedFailure
+    @bigmemtest(size=_2G, memuse=2)
     def test_isspace(self, size):
         super().test_isspace(size)
 
     # TODO: RUSTPYTHON
     @unittest.expectedFailure
+    @bigmemtest(size=_2G, memuse=2)
     def test_istitle(self, size):
         super().test_istitle(size)
 
-    # TODO: RUSTPYTHON
-    @unittest.expectedFailure
-    def test_lstrip(self, size):
-        super().test_lstrip(size)
-
-    # TODO: RUSTPYTHON
-    @unittest.expectedFailure
-    def test_rstrip(self, size):
-        super().test_rstrip(size)
-
-
 class BytearrayTest(unittest.TestCase, BaseStrTest):
 
     def from_latin1(self, s):
@@ -836,11 +827,13 @@ def test_swapcase(self, size):
 
     # TODO: RUSTPYTHON
     @unittest.expectedFailure
+    @bigmemtest(size=_2G, memuse=2)
     def test_isspace(self, size):
         super().test_isspace(size)
 
     # TODO: RUSTPYTHON
     @unittest.expectedFailure
+    @bigmemtest(size=_2G, memuse=2)
     def test_istitle(self, size):
         super().test_istitle(size)