patch 7.4.1450
Problem: Json encoding still fails when encoding is not utf-8.
Solution: Set 'encoding' before :scriptencoding. Run the json test
separately to avoid affecting other tests.
diff --git a/src/testdir/test_json.vim b/src/testdir/test_json.vim
index 83adcd6..4955cad 100644
--- a/src/testdir/test_json.vim
+++ b/src/testdir/test_json.vim
@@ -5,8 +5,8 @@
if !has('multi_byte')
finish
endif
-scriptencoding utf-8
set encoding=utf-8
+scriptencoding utf-8
let s:json1 = '"str\"in\\g"'
let s:var1 = "str\"in\\g"