Update mojo sdk to rev 8d45c89c30b230843c5bd6dd0693a555750946c0

third_party/mojo/src/mojo/public/tools/bindings/pylib/mojom_tests/generate/pack_unittest.py

Index: third_party/mojo/src/mojo/public/tools/bindings/pylib/mojom_tests/generate/pack_unittest.py
diff --git a/third_party/mojo/src/mojo/public/tools/bindings/pylib/mojom_tests/generate/pack_unittest.py b/third_party/mojo/src/mojo/public/tools/bindings/pylib/mojom_tests/generate/pack_unittest.py
new file mode 100644
index 0000000000000000000000000000000000000000..329e242a7e9aa3cab612096772d7cba2ee6640ad
--- /dev/null
+++ b/third_party/mojo/src/mojo/public/tools/bindings/pylib/mojom_tests/generate/pack_unittest.py
@@ -0,0 +1,54 @@
+# Copyright 2015 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 imp
+import os.path
+import sys
+import unittest
+
+
+def _GetDirAbove(dirname):
+  """Returns the directory "above" this file containing |dirname| (which must
+  also be "above" this file)."""
+  path = os.path.abspath(__file__)
+  while True:
+    path, tail = os.path.split(path)
+    assert tail
+    if tail == dirname:
+      return path
+
+
+try:
+  imp.find_module("mojom")
+except ImportError:
+  sys.path.append(os.path.join(_GetDirAbove("pylib"), "pylib"))
+from mojom.generate import pack
+from mojom.generate import module as mojom
+
+
+# TODO(yzshen): Move tests in pack_tests.py here.
+class PackTest(unittest.TestCase):
+
+  def testMinVersion(self):
+    """Tests that |min_version| is properly set for packed fields."""
+    struct = mojom.Struct('test')
+    struct.AddField('field_2', mojom.BOOL, 2)
+    struct.AddField('field_0', mojom.INT32, 0)
+    struct.AddField('field_1', mojom.INT64, 1)
+    ps = pack.PackedStruct(struct)
+
+    self.assertEquals("field_0", ps.packed_fields[0].field.name)
+    self.assertEquals("field_2", ps.packed_fields[1].field.name)
+    self.assertEquals("field_1", ps.packed_fields[2].field.name)
+
+    self.assertEquals(1, ps.packed_fields[0].min_version)
+    self.assertEquals(3, ps.packed_fields[1].min_version)
+    self.assertEquals(2, ps.packed_fields[2].min_version)
+
+    struct.fields[0].attributes = {'MinVersion': 1}
+    ps = pack.PackedStruct(struct)
+
+    self.assertEquals(0, ps.packed_fields[0].min_version)
+    self.assertEquals(1, ps.packed_fields[1].min_version)
+    self.assertEquals(0, ps.packed_fields[2].min_version)