mojo: Starting generator for python bindings.

mojo/python/tests/bindings_constants_unittest.py

+# Copyright 2014 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+import math
+import unittest
+
+# Generated files
+import sample_service_mojom
+
+
+class ConstantBindingsTest(unittest.TestCase):
+
+  def test_constant_generation(self):
+    self.assertEquals(sample_service_mojom.TWELVE, 12)
+    self.assertEquals(sample_service_mojom.TOO_BIG_FOR_SIGNED_INT64,
+                      9999999999999999999)
+    self.assertEquals(sample_service_mojom.DOUBLE_INFINITY,
+                      float('inf'))
+    self.assertEquals(sample_service_mojom.DOUBLE_NEGATIVE_INFINITY,
+                      float('-inf'))
+    self.assertTrue(math.isnan(sample_service_mojom.DOUBLE_NA_N))

[pkl (ping after 24h if needed), 2014/09/01 12:52:02]

Shouldn't DOUBLE_NA_N be DOUBLE_NAN instead?

[qsr, 2014/09/01 14:19:38]

 The issue is that the object is name NaN in the idl file -> there is no wau to
do a correct tranformation with this as an initial value :(

+    self.assertEquals(sample_service_mojom.FLOAT_INFINITY,
+                      float('inf'))
+    self.assertEquals(sample_service_mojom.FLOAT_NEGATIVE_INFINITY,
+                      float('-inf'))
+    self.assertTrue(math.isnan(sample_service_mojom.FLOAT_NA_N))