[telemetry] Move camel_case_converter out of chrome/ and use it for discover, as well.

tools/telemetry/telemetry/core/camel_case_unittest.py

Index: tools/telemetry/telemetry/core/camel_case_unittest.py
diff --git a/tools/telemetry/telemetry/core/camel_case_unittest.py b/tools/telemetry/telemetry/core/camel_case_unittest.py
new file mode 100644
index 0000000000000000000000000000000000000000..81df388a964f2740e908ff10f2519823c2a94954
--- /dev/null
+++ b/tools/telemetry/telemetry/core/camel_case_unittest.py
@@ -0,0 +1,51 @@
+# Copyright 2013 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 unittest
+
+from telemetry.core import camel_case
+
+
+class CamelCaseTest(unittest.TestCase):
+  def testString(self):
+    self.assertEqual(camel_case.ToUnderscore('camelCase'), 'camel_case')

[tonyg, 2013/08/16 23:46:30]

Aren't the expectations usually the first arg?

[dtu, 2013/08/17 00:19:34]

No, I don't think so. Only for assertRaises.

+    self.assertEqual(camel_case.ToUnderscore('CamelCase'), 'camel_case')
+    self.assertEqual(camel_case.ToUnderscore('Camel2Case'), 'camel2_case')
+    self.assertEqual(camel_case.ToUnderscore('Camel2Case2'), 'camel2_case2')
+    self.assertEqual(camel_case.ToUnderscore('2012Q3'), '2012_q3')
+
+  def testList(self):
+    camel_case_list = ['CamelCase', ['NestedList']]
+    underscore_list = ['camel_case', ['nested_list']]
+    self.assertEquals(camel_case.ToUnderscore(camel_case_list), underscore_list)
+
+  def testDict(self):
+    camel_case_dict = {
+      'gpu': {
+        'vendorId': 1000,
+        'deviceId': 2000,
+        'vendorString': 'aString',
+        'deviceString': 'bString' },
+      'secondaryGpus': [
+        { 'vendorId': 3000, 'deviceId': 4000,
+          'vendorString': 'k', 'deviceString': 'l' }
+      ]
+    }
+    underscore_dict = {
+      'gpu': {
+        'vendor_id': 1000,
+        'device_id': 2000,
+        'vendor_string': 'aString',
+        'device_string': 'bString' },
+      'secondary_gpus': [
+        { 'vendor_id': 3000, 'device_id': 4000,
+          'vendor_string': 'k', 'device_string': 'l' }
+      ]
+    }
+    self.assertEquals(camel_case.ToUnderscore(camel_case_dict), underscore_dict)
+
+  def testOther(self):
+    self.assertRaises(
+        NotImplementedError,
+        lambda: camel_case.ToUnderscore(lambda: None))