Added more bq-tf tests

Author: bovard

tests/test_tensorflow_bigquery.py

@@ -9,6 +9,7 @@ class TestTensorflowBigQuery(unittest.TestCase):
     # Some versions of bigquery crashed tensorflow, add this test to make sure that doesn't happen.
     # python -c "from google.cloud import bigquery; import tensorflow". This flow is common because bigquery is imported in kaggle_gcp.py
     # which is loaded at startup.
-    def test_addition(self):        
+    def test_matrix_addition(self):
         result = tf.add([1, 2], [3, 4])
         self.assertEqual([2], result.shape)
+        self.assertListEqual([4, 6], [x for x in result.numpy()])