[tests][algorithms] Create default dataformat for algorithm prototype loading

This patch adds a setup method that should be called for all tests
requiring the use of the Algorithm prototype.

beat/cmdline/test/test_algorithms.py

@@ -35,11 +35,24 @@ from click.testing import CliRunner
 import shutil
 import json
 
-from . import platform, disconnected, prefix, tmp_prefix, user, token, temp_cwd
-from ..common import Selector
-from beat.cmdline.scripts import main_cli
 from beat.core.test.utils import slow, cleanup, skipif
 from beat.core.algorithm import Storage
+from beat.cmdline.scripts import main_cli
+
+from .. import common
+
+from . import platform, disconnected, prefix, tmp_prefix, user, token, temp_cwd
+
+
+def setup():
+  """Create default dataformat for algorithm prototype loading"""
+
+  from .test_dataformats import test_create as df_test_create
+  from .test_dataformats import call as df_call
+  obj = 'user/integers/1'
+
+  nose.tools.eq_(df_call('create', obj, prefix=tmp_prefix), 0)
+  nose.tools.eq_(df_call('push', obj, prefix=tmp_prefix), 0)
 
 
 def call(*args, **kwargs):
@@ -55,7 +68,8 @@ def call(*args, **kwargs):
         main_cli.main,
         ['--platform', use_platform, '--user', user, '--token', token,
          '--prefix', use_prefix, '--cache', use_cache, '--test-mode',
-         'algorithms'] + list(args)
+         'algorithms'] + list(args),
+         catch_exceptions=False
     )
     return result.exit_code, result.output
 
@@ -131,7 +145,7 @@ def test_check_invalid():
   nose.tools.eq_(exit_code, 1, outputs)
 
 
-@nose.tools.with_setup(teardown=cleanup)
+@nose.tools.with_setup(setup=setup, teardown=cleanup)
 def test_create(obj=None):
   obj = obj or 'legacy/algorithm/1'
   exit_code, outputs = call('create', obj, prefix=tmp_prefix)
@@ -141,7 +155,7 @@ def test_create(obj=None):
   return s
 
 
-@nose.tools.with_setup(teardown=cleanup)
+@nose.tools.with_setup(setup=setup, teardown=cleanup)
 def test_new_version():
   obj = 'legacy/algorithm/1'
   test_create(obj)
@@ -152,11 +166,11 @@ def test_new_version():
   assert s.exists()
 
   # check version status
-  with Selector(tmp_prefix) as selector:
+  with common.Selector(tmp_prefix) as selector:
     assert selector.version_of('algorithm', obj2) == obj
 
 
-@nose.tools.with_setup(teardown=cleanup)
+@nose.tools.with_setup(setup=setup, teardown=cleanup)
 def test_fork():
   obj = 'legacy/algorithm/1'
   test_create(obj)
@@ -167,11 +181,11 @@ def test_fork():
   assert s.exists()
 
   # check fork status
-  with Selector(tmp_prefix) as selector:
+  with common.Selector(tmp_prefix) as selector:
     assert selector.forked_from('algorithm', obj2) == obj
 
 
-@nose.tools.with_setup(teardown=cleanup)
+@nose.tools.with_setup(setup=setup, teardown=cleanup)
 def test_delete_local():
   obj = 'legacy/algorithm/1'
   storage = test_create(obj)
@@ -185,7 +199,7 @@ def test_delete_local():
   assert not storage.exists()
 
 
-@nose.tools.with_setup(teardown=cleanup)
+@nose.tools.with_setup(setup=setup, teardown=cleanup)
 @skipif(disconnected, "missing test platform (%s)" % platform)
 def test_push_and_delete():
   obj = 'user/newobject/1'