diff --git a/simplejson/tests/test_fail.py b/simplejson/tests/test_fail.py
index d5cb52eeda7e68e75131fc897620fd1872d6b4fe_c2ltcGxlanNvbi90ZXN0cy90ZXN0X2ZhaWwucHk=..cb150f379453002632c3c5c93048e7f348a7a90c_c2ltcGxlanNvbi90ZXN0cy90ZXN0X2ZhaWwucHk= 100644
--- a/simplejson/tests/test_fail.py
+++ b/simplejson/tests/test_fail.py
@@ -55,6 +55,31 @@
     "['single quote']",
     # http://code.google.com/p/simplejson/issues/detail?id=3
     u'["A\u001FZ control characters in string"]',
+    # misc based on coverage
+    '{',
+    '{]',
+    '{"foo": "bar"]',
+    '{"foo": "bar"',
+    'nul',
+    'nulx',
+    '-',
+    '-x',
+    '-e',
+    '-e0',
+    '-Infinite',
+    '-Inf',
+    'Infinit',
+    'Infinite',
+    'NaM',
+    'NuN',
+    'falsy',
+    'fal',
+    'trug',
+    'tru',
+    '1e',
+    '1ex',
+    '1e-',
+    '1e-x',
 ]
 
 SKIPS = {