28671: resolve symbolic links in DOT_SAGE tests

Author: mwageringel

src/sage/misc/inline_fortran.py

@@ -146,7 +146,7 @@ def eval(self, x, globals=None, locals=None):
             Traceback (most recent call last):
             ...
             RuntimeError: failed to compile Fortran code:...
-            sage: os.getcwd() == os.path.normpath(DOT_SAGE)
+            sage: os.getcwd() == os.path.realpath(DOT_SAGE)
             True
         """
         if globals is None:

src/sage/misc/sage_ostools.pyx

@@ -65,7 +65,7 @@ def restore_cwd(chdir=None):
         sage: from sage.misc.misc import SAGE_TMP
         sage: cwd = os.getcwd()
         sage: with restore_cwd(str(SAGE_TMP)):
-        ....:     print(os.getcwd() == SAGE_TMP)
+        ....:     print(os.getcwd() == os.path.realpath(SAGE_TMP))
         True
         sage: cwd == os.getcwd()
         True