D5828: tests: use raw strings for regular expressions with escapes

[indygreg (Gregory Szorc)]

indygreg created this revision.
Herald added a subscriber: mercurial-devel.
Herald added a reviewer: hg-reviewers.

REVISION SUMMARY
  Avoids SyntaxWarning on Python 3.8.

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D5828

AFFECTED FILES
  tests/hghave.py

CHANGE DETAILS

diff --git a/tests/hghave.py b/tests/hghave.py
--- a/tests/hghave.py
+++ b/tests/hghave.py
@@ -722,15 +722,15 @@
 
 @check("clang-libfuzzer", "clang new enough to include libfuzzer")
 def has_clang_libfuzzer():
-    mat = matchoutput('clang --version', b'clang version (\d)')
+    mat = matchoutput('clang --version', br'clang version (\d)')
     if mat:
         # libfuzzer is new in clang 6
         return int(mat.group(1)) > 5
     return False
 
 @check("clang-6.0", "clang 6.0 with version suffix (libfuzzer included)")
 def has_clang60():
-    return matchoutput('clang-6.0 --version', b'clang version 6\.')
+    return matchoutput('clang-6.0 --version', br'clang version 6\.')
 
 @check("xdiff", "xdiff algorithm")
 def has_xdiff():
@@ -811,7 +811,7 @@
         # WITH clause not supported
         return False
 
-    return matchoutput('sqlite3 -version', b'^3\.\d+')
+    return matchoutput('sqlite3 -version', br'^3\.\d+')
 
 @check('vcr', 'vcr http mocking library')
 def has_vcr():



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