# HG changeset patch
# User Danny Hooper <hooper@google.com>
# Date 2018-03-31 00:01:12
# Node ID 41ba336d9f1ee1c510136ae38eeab080239e24c0
# Parent  c4a0626f6b6e8b55d12a7d85624eee0cc4ad675c

fix: use a portable python script instead of sed in test

Differential Revision: https://phab.mercurial-scm.org/D2988

diff --git a/tests/test-fix-topology.t b/tests/test-fix-topology.t
--- a/tests/test-fix-topology.t
+++ b/tests/test-fix-topology.t
@@ -1,3 +1,19 @@
+A script that implements uppercasing all letters in a file.
+
+  $ UPPERCASEPY="$TESTTMP/uppercase.py"
+  $ cat > $UPPERCASEPY <<EOF
+  > import sys
+  > from mercurial.utils.procutil import setbinary
+  > setbinary(sys.stdin)
+  > setbinary(sys.stdout)
+  > sys.stdout.write(sys.stdin.read().upper())
+  > EOF
+  $ TESTLINES="foo\nbar\nbaz\n"
+  $ printf $TESTLINES | $PYTHON $UPPERCASEPY
+  FOO
+  BAR
+  BAZ
+
 Tests for the fix extension's behavior around non-trivial history topologies.
 Looks for correct incremental fixing and reproduction of parent/child
 relationships. We indicate fixed file content by uppercasing it.
@@ -6,7 +22,7 @@ relationships. We indicate fixed file co
   > [extensions]
   > fix =
   > [fix]
-  > uppercase-whole-file:command=sed -e 's/.*/\U&/'
+  > uppercase-whole-file:command=$PYTHON $UPPERCASEPY
   > uppercase-whole-file:fileset=set:**
   > EOF
 
diff --git a/tests/test-fix.t b/tests/test-fix.t
--- a/tests/test-fix.t
+++ b/tests/test-fix.t
@@ -1,3 +1,58 @@
+A script that implements uppercasing of specific lines in a file. This
+approximates the behavior of code formatters well enough for our tests.
+
+  $ UPPERCASEPY="$TESTTMP/uppercase.py"
+  $ cat > $UPPERCASEPY <<EOF
+  > import sys
+  > from mercurial.utils.procutil import setbinary
+  > setbinary(sys.stdin)
+  > setbinary(sys.stdout)
+  > lines = set()
+  > for arg in sys.argv[1:]:
+  >   if arg == 'all':
+  >     sys.stdout.write(sys.stdin.read().upper())
+  >     sys.exit(0)
+  >   else:
+  >     first, last = arg.split('-')
+  >     lines.update(range(int(first), int(last) + 1))
+  > for i, line in enumerate(sys.stdin.readlines()):
+  >   if i + 1 in lines:
+  >     sys.stdout.write(line.upper())
+  >   else:
+  >     sys.stdout.write(line)
+  > EOF
+  $ TESTLINES="foo\nbar\nbaz\nqux\n"
+  $ printf $TESTLINES | $PYTHON $UPPERCASEPY
+  foo
+  bar
+  baz
+  qux
+  $ printf $TESTLINES | $PYTHON $UPPERCASEPY all
+  FOO
+  BAR
+  BAZ
+  QUX
+  $ printf $TESTLINES | $PYTHON $UPPERCASEPY 1-1
+  FOO
+  bar
+  baz
+  qux
+  $ printf $TESTLINES | $PYTHON $UPPERCASEPY 1-2
+  FOO
+  BAR
+  baz
+  qux
+  $ printf $TESTLINES | $PYTHON $UPPERCASEPY 2-3
+  foo
+  BAR
+  BAZ
+  qux
+  $ printf $TESTLINES | $PYTHON $UPPERCASEPY 2-2 4-4
+  foo
+  BAR
+  baz
+  QUX
+
 Set up the config with two simple fixers: one that fixes specific line ranges,
 and one that always fixes the whole file. They both "fix" files by converting
 letters to uppercase. They use different file extensions, so each test case can
@@ -10,10 +65,10 @@ choose which behavior to use by naming f
   > evolution.createmarkers=True
   > evolution.allowunstable=True
   > [fix]
-  > uppercase-whole-file:command=sed -e 's/.*/\U&/'
+  > uppercase-whole-file:command=$PYTHON $UPPERCASEPY all
   > uppercase-whole-file:fileset=set:**.whole
-  > uppercase-changed-lines:command=sed
-  > uppercase-changed-lines:linerange=-e '{first},{last} s/.*/\U&/'
+  > uppercase-changed-lines:command=$PYTHON $UPPERCASEPY
+  > uppercase-changed-lines:linerange={first}-{last}
   > uppercase-changed-lines:fileset=set:**.changed
   > EOF
 
@@ -878,7 +933,7 @@ useful for anyone trying to set up a new
   $ hg commit -Aqm "foo"
   $ printf "Foo\nbar\nBaz\n" > foo.changed
   $ hg --debug fix --working-dir
-  subprocess: sed -e '1,1 s/.*/\U&/' -e '3,3 s/.*/\U&/'
+  subprocess: * $TESTTMP/uppercase.py 1-1 3-3 (glob)
 
   $ cd ..