tools/setup: add gn_string() utility function

1 files changed, 9 insertions, 1 deletions

diff --git a/tools/setup_test.py b/tools/setup_test.py
index 670bf33db..05f094c60 100644
--- a/tools/setup_test.py
+++ b/tools/setup_test.py
@@ -1,11 +1,18 @@
 # Copyright 2018 the Deno authors. All rights reserved. MIT license.
 
 import os
-from setup import read_gn_args, write_gn_args
+from setup import gn_string, read_gn_args, write_gn_args
 from shutil import rmtree
 from tempfile import mktemp
 
 
+def gn_string_test():
+    assert '"abc"' == gn_string('abc')
+    assert '"foo\\$bar\\"baz"' == gn_string('foo$bar"baz')
+    assert '"do\\not\\escape"' == gn_string('do\\not\\escape')
+    assert '"so\\\\\\very\\\\\\"fun\\"' == gn_string('so\\\\very\\"fun\\')
+
+
 def read_gn_args_test():
     # Args file doesn't exist.
     (args, hand_edited) = read_gn_args("/baddir/hopefully/nonexistent/args.gn")
@@ -53,6 +60,7 @@ def write_gn_args_test():
 
 
 def setup_test():
+    gn_string_test()
     read_gn_args_test()
     write_gn_args_test()