Fix uiri#368:Fix and add test, Lone quote in string isn't parsed corr…

…ectly

.vscode/settings.json

@@ -0,0 +1,12 @@
+{
+    "python.testing.unittestArgs": [
+        "-v",
+        "-s",
+        "./tests",
+        "-p",
+        "test_*.py"
+    ],
+    "python.testing.pytestEnabled": true,
+    "python.testing.nosetestsEnabled": false,
+    "python.testing.unittestEnabled": false
+}

tests/test_api.py

@@ -16,6 +16,13 @@
 
 TEST_DICT = {"a": {"b": 1, "c": 2}}
 
+def test_bug_368():
+    data  = toml.loads(toml.dumps({"a": "\""}))
+    assert "\"" == data["a"]
+
+def test_bug_368Bis():
+    data  = toml.loads(toml.dumps({"a": ''}))
+    assert '' == data["a"]
 
 def test_bug_148():
     assert 'a = "\\u0064"\n' == toml.dumps({'a': '\\x64'})

toml/decoder.py

@@ -872,9 +872,7 @@ def load_value(self, v, strictly_valid=True):
                         v = _load_unicode_escapes(hexbytes[0], hexbytes[1:],
                                                   prefix)
                 v = _unescape(v)
-            if len(v) > 1 and v[1] == quotechar and (len(v) < 3 or
-                                                     v[1] == v[2]):
-                v = v[2:-2]
+
             return (v[1:-1], "str")
         elif v[0] == '[':
             return (self.load_array(v), "array")