Fix broken tensorflow-port tests + include in Makefile

Makefile

@@ -18,6 +18,7 @@ upgrade:
 
 test: compile
 	test/internal $(TESTS)
+	priv/bin/tensorflow-port test
 
 test-operations: compile
 	test/operations

priv/bin/tensorflow-port

@@ -279,7 +279,7 @@ class ModelStats(object):
 
     def _last_memory_bytes(self):
         if self._batches:
-            return self._batches[-1][2] * 1000
+            return self._batches[-1][2] * 1024
         else:
             return None
 
@@ -555,7 +555,8 @@ def test():
 def test_model_stats():
     def generate_stats(batches):
         stats = ModelStats()
-        stats._batches = batches
+        for count, time, mem in batches:
+            stats.update(count, time, mem)
         return stats.generate()
 
     def assert_equals(stats, name, expected):
@@ -569,32 +570,37 @@ def test_model_stats():
     assert_equals(s1, "last_batch_time_ms", None)
     assert_equals(s1, "average_batch_time_ms", None)
     assert_equals(s1, "predictions_per_second", None)
+    assert_equals(s1, "last_memory_bytes", None)
 
-    s2 = generate_stats([(1, 10000)])
+    s2 = generate_stats([(1, 10000, 100)])
     assert_equals(s2, "last_batch_time_ms", 10.0)
     assert_equals(s2, "average_batch_time_ms", 10.0)
     assert_equals(s2, "predictions_per_second", 100.0)
+    assert_equals(s2, "last_memory_bytes", 102400)
 
-    s3 = generate_stats([(1, 10000), (1, 10000)])
+    s3 = generate_stats([(1, 10000, 100), (1, 10000, 200)])
     assert_equals(s3, "last_batch_time_ms", 10.0)
     assert_equals(s3, "average_batch_time_ms", 10.0)
     assert_equals(s3, "predictions_per_second", 100.0)
+    assert_equals(s3, "last_memory_bytes", 204800)
 
-    s4 = generate_stats([(1, 10000), (1, 20000)])
+    s4 = generate_stats([(1, 10000, 200), (1, 20000, 100)])
     assert_equals(s4, "last_batch_time_ms", 20.0)
     assert_equals(s4, "average_batch_time_ms", 50000 / 3 / 1000)
     assert_equals(s4, "predictions_per_second", 1 / (50000 / 3 / 1000000))
+    assert_equals(s4, "last_memory_bytes", 102400)
 
     s5 = generate_stats(
-        [(1, 60000),
-         (1, 50000),
-         (1, 40000),
-         (1, 30000),
-         (1, 20000),
-         (1, 10000)])
+        [(1, 60000, 101),
+         (1, 50000, 102),
+         (1, 40000, 103),
+         (1, 30000, 104),
+         (1, 20000, 105),
+         (1, 10000, 106)])
     assert_equals(s5, "last_batch_time_ms", 10.0)
     assert_equals(s5, "average_batch_time_ms", 350000 / 15 / 1000)
     assert_equals(s5, "predictions_per_second", 1 / (350000 / 15 / 1000000))
+    assert_equals(s5, "last_memory_bytes", 108544)
 
 # ===================================================================
 # Main