mojo/python/tests/bindings_constants_unittest.py

   1 # Copyright 2014 The Chromium Authors. All rights reserved.
   2 # Use of this source code is governed by a BSD-style license that can be
   3 # found in the LICENSE file.
   4
   5 import math
   6 import unittest
   7
   8 # Generated files
   9 # pylint: disable=F0401
  10 import sample_service_mojom
  11
  12
  13 class ConstantBindingsTest(unittest.TestCase):
  14
  15   def testConstantGeneration(self):
  16     self.assertEquals(sample_service_mojom.TWELVE, 12)
  17     self.assertEquals(sample_service_mojom.TOO_BIG_FOR_SIGNED_INT64,
  18                       9999999999999999999)
  19     self.assertEquals(sample_service_mojom.DOUBLE_INFINITY,
  20                       float('inf'))
  21     self.assertEquals(sample_service_mojom.DOUBLE_NEGATIVE_INFINITY,
  22                       float('-inf'))
  23     self.assertTrue(math.isnan(sample_service_mojom.DOUBLE_NA_N))
  24     self.assertEquals(sample_service_mojom.FLOAT_INFINITY,
  25                       float('inf'))
  26     self.assertEquals(sample_service_mojom.FLOAT_NEGATIVE_INFINITY,
  27                       float('-inf'))
  28     self.assertTrue(math.isnan(sample_service_mojom.FLOAT_NA_N))
  29
  30   def testConstantOnStructGeneration(self):
  31     self.assertEquals(sample_service_mojom.Foo.FOOBY, "Fooby")
  32
  33   def testStructImmutability(self):
  34     with self.assertRaises(AttributeError):
  35       sample_service_mojom.Foo.FOOBY = 0
  36     with self.assertRaises(AttributeError):
  37       del sample_service_mojom.Foo.FOOBY
  38     with self.assertRaises(AttributeError):
  39       sample_service_mojom.Foo.BAR = 1