From b5b5b825b7da84ad66378700cd451e4f28f03004 Mon Sep 17 00:00:00 2001
From: Wes McKinney <wesm@apache.org>
Date: Sun, 6 Mar 2016 19:58:14 -0800
Subject: [PATCH] Failing test stubs, raise on null array

---
 python/arrow/array.pyx                     | 10 ++++++++--
 python/arrow/tests/test_convert_builtin.py | 16 +++++++++++++++-
 2 files changed, 23 insertions(+), 3 deletions(-)

diff --git a/python/arrow/array.pyx b/python/arrow/array.pyx
index 905d11d9ab257..cf396da0ef962 100644
--- a/python/arrow/array.pyx
+++ b/python/arrow/array.pyx
@@ -95,9 +95,15 @@ cdef dict _array_classes = {
 }
 
 cdef object box_arrow_array(const shared_ptr[CArray]& sp_array):
-    cdef LogicalType type = sp_array.get().type().get().type
+    if sp_array.get() == NULL:
+        raise ValueError('Array was NULL')
 
-    cdef Array arr = _array_classes[type]()
+    cdef CDataType* data_type = sp_array.get().type().get()
+
+    if data_type == NULL:
+        raise ValueError('Array data type was NULL')
+
+    cdef Array arr = _array_classes[data_type.type]()
     arr.init(sp_array)
     return arr
 
diff --git a/python/arrow/tests/test_convert_builtin.py b/python/arrow/tests/test_convert_builtin.py
index f5e8315934235..f88e3cdad5ee3 100644
--- a/python/arrow/tests/test_convert_builtin.py
+++ b/python/arrow/tests/test_convert_builtin.py
@@ -21,5 +21,19 @@
 
 class TestConvertList(unittest.TestCase):
 
-    def test_list_convert(self):
+    def test_boolean(self):
+        pass
+
+    def test_integer(self):
+        arr = arrow.from_list([1, 2, 3])
+        assert len(arr) == 3
+        assert arr.type == arrow.int64()
+
+    def test_double(self):
+        pass
+
+    def test_string(self):
+        pass
+
+    def test_list_of_int(self):
         pass