text: from datalabframework import params, project
  
  import os
  
  from textwrap import dedent
  
  import pytest
  from testfixtures import TempDirectory
  
  @pytest.fixture()
  def dir():
      with TempDirectory() as dir:
          original_dir = os.getcwd()
          os.chdir(dir.path)
  
          p = project.Config()
          p.__class__._instances={};
  
          project.Config(dir.path)
          yield dir
          os.chdir(original_dir)
  
  class Test_rootpath(object):
      def test_minimal(self, dir):
          yml = '''\
                 ---
                 a:
                   b: 'ohoh'
                   c: 42
                   s: 1
                 '''
          dir.write('metadata.yml', dedent(yml).encode())
          assert(params._metadata()['default']=={'a': {'b': 'ohoh', 'c': 42, 's': 1}, 'resources': {}, 'engines':{}, 'loggers':{}, 'providers': {}, 'profile': 'default', 'variables': {}})
  
      def test_minimal_with_resources(self, dir):
          yml = '''\
                  ---
                  a:
                      b: 'ohoh'
                      c: 42
                      s: 1
                  resources:
                      hello:
                          best:resource
                 '''
          dir.write('metadata.yml', dedent(yml).encode())
          assert(params._metadata()['default']=={'a': {'b': 'ohoh', 'c': 42, 's': 1}, 'resources': { '.hello': 'best:resource'},'engines':{}, 'loggers':{}, 'providers': {}, 'profile': 'default', 'variables': {}})
  
      def test_minimal_with_rendering(self, dir):
          yml = '''\
                  ---
                  a:
                      b: 'ohoh'
                      c: 42
                      s: ping-{{ default.foo.bar.best }}
                  foo:
                      bar:
                          best: pong
                 '''
          dir.write('metadata.yml', dedent(yml).encode())
          assert(params._metadata()['default']=={'a': {'b': 'ohoh', 'c': 42, 's': 'ping-pong'}, 'foo': { 'bar': {'best':'pong'}}, 'resources': {}, 'engines':{}, 'loggers':{}, 'providers': {}, 'profile': 'default', 'variables': {}})
  
      def test_minimal_with_rendering_multiple_docs(self, dir):
          yml = '''\
                  ---
                  a:
                      b: 'ohoh'
                      c: 42
                      s: ping-{{ ping.foo.bar.best }}
                  ---
                  profile: ping
                  foo:
                      bar:
                          best: pong
  
                 '''
          dir.write('metadata.yml', dedent(yml).encode())
          assert(params._metadata()['default']=={'a': {'b': 'ohoh', 'c': 42, 's': 'ping-pong'}, 'resources': {}, 'engines':{}, 'loggers':{}, 'providers': {}, 'profile': 'default', 'variables': {}})
  
      def test_multiple_docs(self,dir):
          yml = '''\
                  ---
                  a:
                      b: 'ohoh'
                  resources:
                      hello:
                          a:1
                  ---
                  profile: second
                  c:
                      d: 'lalala'
                  resources:
                      world:
                          b: 2
                 '''
          dir.write('metadata.yml', dedent(yml).encode())
          assert(params._metadata()['default']=={'a': {'b': 'ohoh'}, 'resources': {'.hello': 'a:1'},'engines':{}, 'loggers':{}, 'providers': {},'profile':'default', 'variables': {}})
          assert(params._metadata()=={
              'default': {'a': {'b': 'ohoh'}, 'resources': {'.hello': 'a:1'}, 'engines':{}, 'loggers':{}, 'providers': {}, 'profile': 'default', 'variables': {}},
              'second': {'c': {'d': 'lalala'},'resources': {'.world': {'b': 2}},'engines':{}, 'loggers':{}, 'providers': {},'profile': 'second', 'variables': {}}
              })
  
      def test_multiple_files(self,dir):
          yml_1 = '''\
                  ---
                  a:
                      b: 'ohoh'
                  ---
                  profile: second
                  c:
                      d: 'lalala'
                 '''
          yml_2 = '''\
                  ---
                  resources:
                      hello:
                          a:1
                  ---
                  profile: second
                  resources:
                      world:
                          b: 2
                 '''
  
          subdir = dir.makedir('abc')
          dir.write('metadata.yml', dedent(yml_1).encode())
          dir.write('abc/metadata.yml', dedent(yml_2).encode())
          assert(params._metadata()['default']=={'a': {'b': 'ohoh'}, 'resources': {'.abc.hello': 'a:1'}, 'engines':{}, 'loggers':{}, 'providers': {},'profile':'default', 'variables': {}})
          assert(params._metadata()=={
              'default': {'a': {'b': 'ohoh'}, 'resources': {'.abc.hello': 'a:1'},'engines':{}, 'loggers':{}, 'providers': {},'profile':'default', 'variables': {}},
              'second': {'c': {'d': 'lalala'},'resources': {'.abc.world': {'b': 2}},'engines':{}, 'loggers':{}, 'providers': {},'profile': 'second', 'variables': {}}
              })
  
  class Test_metadata_info(object):
      def test_multiple_files(self,dir):
          yml_1 = '''\
                  ---
                  a:
                      b: 'ohoh'
                  ---
                  profile: second
                  c:
                      d: 'lalala'
                 '''
          yml_2 = '''\
                  ---
                  resources:
                      hello:
                          a:1
                  ---
                  profile: second
                  resources:
                      world:
                          b: 2
                 '''
  
          subdir = dir.makedir('abc')
          dir.write('__main__.py', b'')
          dir.write('metadata.yml', dedent(yml_1).encode())
          dir.write('abc/metadata.yml', dedent(yml_2).encode())
          res = ['metadata.yml', os.path.join('abc', 'metadata.yml')]
          assert(params.metadata_files()==res)
  