#18273: merge with 3.3.

1 files changed, 194 insertions, 0 deletions

diff --git a/Lib/test/test_json/test_fail.py b/Lib/test/test_json/test_fail.py
new file mode 100644
index 0000000..7caafdb
--- /dev/null
+++ b/Lib/test/test_json/test_fail.py
@@ -0,0 +1,194 @@
+from test.test_json import PyTest, CTest
+import re
+
+# 2007-10-05
+JSONDOCS = [
+    # http://json.org/JSON_checker/test/fail1.json
+    '"A JSON payload should be an object or array, not a string."',
+    # http://json.org/JSON_checker/test/fail2.json
+    '["Unclosed array"',
+    # http://json.org/JSON_checker/test/fail3.json
+    '{unquoted_key: "keys must be quoted"}',
+    # http://json.org/JSON_checker/test/fail4.json
+    '["extra comma",]',
+    # http://json.org/JSON_checker/test/fail5.json
+    '["double extra comma",,]',
+    # http://json.org/JSON_checker/test/fail6.json
+    '[   , "<-- missing value"]',
+    # http://json.org/JSON_checker/test/fail7.json
+    '["Comma after the close"],',
+    # http://json.org/JSON_checker/test/fail8.json
+    '["Extra close"]]',
+    # http://json.org/JSON_checker/test/fail9.json
+    '{"Extra comma": true,}',
+    # http://json.org/JSON_checker/test/fail10.json
+    '{"Extra value after close": true} "misplaced quoted value"',
+    # http://json.org/JSON_checker/test/fail11.json
+    '{"Illegal expression": 1 + 2}',
+    # http://json.org/JSON_checker/test/fail12.json
+    '{"Illegal invocation": alert()}',
+    # http://json.org/JSON_checker/test/fail13.json
+    '{"Numbers cannot have leading zeroes": 013}',
+    # http://json.org/JSON_checker/test/fail14.json
+    '{"Numbers cannot be hex": 0x14}',
+    # http://json.org/JSON_checker/test/fail15.json
+    '["Illegal backslash escape: \\x15"]',
+    # http://json.org/JSON_checker/test/fail16.json
+    '[\\naked]',
+    # http://json.org/JSON_checker/test/fail17.json
+    '["Illegal backslash escape: \\017"]',
+    # http://json.org/JSON_checker/test/fail18.json
+    '[[[[[[[[[[[[[[[[[[[["Too deep"]]]]]]]]]]]]]]]]]]]]',
+    # http://json.org/JSON_checker/test/fail19.json
+    '{"Missing colon" null}',
+    # http://json.org/JSON_checker/test/fail20.json
+    '{"Double colon":: null}',
+    # http://json.org/JSON_checker/test/fail21.json
+    '{"Comma instead of colon", null}',
+    # http://json.org/JSON_checker/test/fail22.json
+    '["Colon instead of comma": false]',
+    # http://json.org/JSON_checker/test/fail23.json
+    '["Bad value", truth]',
+    # http://json.org/JSON_checker/test/fail24.json
+    "['single quote']",
+    # http://json.org/JSON_checker/test/fail25.json
+    '["\ttab\tcharacter\tin\tstring\t"]',
+    # http://json.org/JSON_checker/test/fail26.json
+    '["tab\\   character\\   in\\  string\\  "]',
+    # http://json.org/JSON_checker/test/fail27.json
+    '["line\nbreak"]',
+    # http://json.org/JSON_checker/test/fail28.json
+    '["line\\\nbreak"]',
+    # http://json.org/JSON_checker/test/fail29.json
+    '[0e]',
+    # http://json.org/JSON_checker/test/fail30.json
+    '[0e+]',
+    # http://json.org/JSON_checker/test/fail31.json
+    '[0e+-1]',
+    # http://json.org/JSON_checker/test/fail32.json
+    '{"Comma instead if closing brace": true,',
+    # http://json.org/JSON_checker/test/fail33.json
+    '["mismatch"}',
+    # http://code.google.com/p/simplejson/issues/detail?id=3
+    '["A\u001FZ control characters in string"]',
+]
+
+SKIPS = {
+    1: "why not have a string payload?",
+    18: "spec doesn't specify any nesting limitations",
+}
+
+class TestFail:
+    def test_failures(self):
+        for idx, doc in enumerate(JSONDOCS):
+            idx = idx + 1
+            if idx in SKIPS:
+                self.loads(doc)
+                continue
+            try:
+                self.loads(doc)
+            except ValueError:
+                pass
+            else:
+                self.fail("Expected failure for fail{0}.json: {1!r}".format(idx, doc))
+
+    def test_non_string_keys_dict(self):
+        data = {'a' : 1, (1, 2) : 2}
+
+        #This is for c encoder
+        self.assertRaises(TypeError, self.dumps, data)
+
+        #This is for python encoder
+        self.assertRaises(TypeError, self.dumps, data, indent=True)
+
+    def test_truncated_input(self):
+        test_cases = [
+            ('', 'Expecting value', 0),
+            ('[', 'Expecting value', 1),
+            ('[42', "Expecting ',' delimiter", 3),
+            ('[42,', 'Expecting value', 4),
+            ('["', 'Unterminated string starting at', 1),
+            ('["spam', 'Unterminated string starting at', 1),
+            ('["spam"', "Expecting ',' delimiter", 7),
+            ('["spam",', 'Expecting value', 8),
+            ('{', 'Expecting property name enclosed in double quotes', 1),
+            ('{"', 'Unterminated string starting at', 1),
+            ('{"spam', 'Unterminated string starting at', 1),
+            ('{"spam"', "Expecting ':' delimiter", 7),
+            ('{"spam":', 'Expecting value', 8),
+            ('{"spam":42', "Expecting ',' delimiter", 10),
+            ('{"spam":42,', 'Expecting property name enclosed in double quotes', 11),
+        ]
+        test_cases += [
+            ('"', 'Unterminated string starting at', 0),
+            ('"spam', 'Unterminated string starting at', 0),
+        ]
+        for data, msg, idx in test_cases:
+            self.assertRaisesRegex(ValueError,
+                r'^{0}: line 1 column {1} \(char {2}\)'.format(
+                    re.escape(msg), idx + 1, idx),
+                self.loads, data)
+
+    def test_unexpected_data(self):
+        test_cases = [
+            ('[,', 'Expecting value', 1),
+            ('{"spam":[}', 'Expecting value', 9),
+            ('[42:', "Expecting ',' delimiter", 3),
+            ('[42 "spam"', "Expecting ',' delimiter", 4),
+            ('[42,]', 'Expecting value', 4),
+            ('{"spam":[42}', "Expecting ',' delimiter", 11),
+            ('["]', 'Unterminated string starting at', 1),
+            ('["spam":', "Expecting ',' delimiter", 7),
+            ('["spam",]', 'Expecting value', 8),
+            ('{:', 'Expecting property name enclosed in double quotes', 1),
+            ('{,', 'Expecting property name enclosed in double quotes', 1),
+            ('{42', 'Expecting property name enclosed in double quotes', 1),
+            ('[{]', 'Expecting property name enclosed in double quotes', 2),
+            ('{"spam",', "Expecting ':' delimiter", 7),
+            ('{"spam"}', "Expecting ':' delimiter", 7),
+            ('[{"spam"]', "Expecting ':' delimiter", 8),
+            ('{"spam":}', 'Expecting value', 8),
+            ('[{"spam":]', 'Expecting value', 9),
+            ('{"spam":42 "ham"', "Expecting ',' delimiter", 11),
+            ('[{"spam":42]', "Expecting ',' delimiter", 11),
+            ('{"spam":42,}', 'Expecting property name enclosed in double quotes', 11),
+        ]
+        for data, msg, idx in test_cases:
+            self.assertRaisesRegex(ValueError,
+                r'^{0}: line 1 column {1} \(char {2}\)'.format(
+                    re.escape(msg), idx + 1, idx),
+                self.loads, data)
+
+    def test_extra_data(self):
+        test_cases = [
+            ('[]]', 'Extra data', 2),
+            ('{}}', 'Extra data', 2),
+            ('[],[]', 'Extra data', 2),
+            ('{},{}', 'Extra data', 2),
+        ]
+        test_cases += [
+            ('42,"spam"', 'Extra data', 2),
+            ('"spam",42', 'Extra data', 6),
+        ]
+        for data, msg, idx in test_cases:
+            self.assertRaisesRegex(ValueError,
+                r'^{0}: line 1 column {1} - line 1 column {2}'
+                r' \(char {3} - {4}\)'.format(
+                    re.escape(msg), idx + 1, len(data) + 1, idx, len(data)),
+                self.loads, data)
+
+    def test_linecol(self):
+        test_cases = [
+            ('!', 1, 1, 0),
+            (' !', 1, 2, 1),
+            ('\n!', 2, 1, 1),
+            ('\n  \n\n     !', 4, 6, 10),
+        ]
+        for data, line, col, idx in test_cases:
+            self.assertRaisesRegex(ValueError,
+                r'^Expecting value: line {0} column {1}'
+                r' \(char {2}\)$'.format(line, col, idx),
+                self.loads, data)
+
+class TestPyFail(TestFail, PyTest): pass
+class TestCFail(TestFail, CTest): pass