Add LogDog Python client library.

client/libs/logdog/tests/bootstrap_test.py

+#!/usr/bin/env python
+# Copyright 2016 The LUCI Authors. All rights reserved.
+# Use of this source code is governed by the Apache v2.0 license that can be
+# found in the LICENSE file.
+
+import os
+import sys
+import unittest
+
+ROOT_DIR = os.path.dirname(os.path.abspath(os.path.join(
+    __file__, os.pardir, os.pardir, os.pardir)))
+sys.path.insert(0, ROOT_DIR)
+
+from libs.logdog import bootstrap
+
+
+class BootstrapTestCase(unittest.TestCase):
+
+  def setUp(self):
+    self.env = {
+        bootstrap.ButlerBootstrap._ENV_PROJECT: 'test-project',
+        bootstrap.ButlerBootstrap._ENV_PREFIX: 'foo/bar',
+        bootstrap.ButlerBootstrap._ENV_STREAM_SERVER_PATH: 'fake:path',
+    }
+
+  def testProbeSucceeds(self):
+    bs = bootstrap.ButlerBootstrap.probe(self.env)
+    self.assertEqual(bs, bootstrap.ButlerBootstrap(
+      project='test-project',
+      prefix='foo/bar',
+      streamserver_uri='fake:path'))
+
+  def testProbeNoBootstrapRaisesError(self):
+    self.assertRaises(bootstrap.NotBootstrappedError,
+        bootstrap.ButlerBootstrap.probe, env={})
+
+  def testProbeMissingProjectRaisesError(self):
+    self.env.pop(bootstrap.ButlerBootstrap._ENV_PROJECT)
+    self.assertRaises(bootstrap.NotBootstrappedError,
+        bootstrap.ButlerBootstrap.probe, env=self.env)
+
+  def testProbeMissingPrefixRaisesError(self):
+    self.env.pop(bootstrap.ButlerBootstrap._ENV_PREFIX)
+    self.assertRaises(bootstrap.NotBootstrappedError,
+        bootstrap.ButlerBootstrap.probe, env=self.env)
+
+  def testProbeInvalidPrefixRaisesError(self):
+    self.env[bootstrap.ButlerBootstrap._ENV_PREFIX] = '!!! not valid !!!'
+    self.assertRaises(bootstrap.NotBootstrappedError,
+        bootstrap.ButlerBootstrap.probe, env=self.env)
+
+
+if __name__ == '__main__':
+  unittest.main()