Extension docs build script, gyp target and PRESUBMIT.PY check

third_party/simplejson/simplejson/tests/test_pass3.py

Index: third_party/simplejson/simplejson/tests/test_pass3.py
diff --git a/third_party/simplejson/simplejson/tests/test_pass3.py b/third_party/simplejson/simplejson/tests/test_pass3.py
new file mode 100755
index 0000000000000000000000000000000000000000..f591aba983a476a6e552f7dc4895e35886705d04
--- /dev/null
+++ b/third_party/simplejson/simplejson/tests/test_pass3.py
@@ -0,0 +1,20 @@
+from unittest import TestCase
+
+import simplejson as json
+
+# from http://json.org/JSON_checker/test/pass3.json
+JSON = r'''
+{
+    "JSON Test Pattern pass3": {
+        "The outermost value": "must be an object or array.",
+        "In this test": "It is an object."
+    }
+}
+'''
+
+class TestPass3(TestCase):
+    def test_parse(self):
+        # test in/out equivalence and parsing
+        res = json.loads(JSON)
+        out = json.dumps(res)
+        self.assertEquals(res, json.loads(out))