import unittest
from openshift_logging import walk

class TestFilterMethods(unittest.TestCase):


    def test_walk_find_key(self):
        source = {'foo': {'bar.xyz': 'myvalue'}}
        self.assertEquals(walk(source,'foo#bar.xyz', 123, delimiter='#'), 'myvalue')


    def test_walk_return_default(self):
        source = {'foo': {'bar.xyz': 'myvalue'}}
        self.assertEquals(walk(source,'foo#bar.abc', 123, delimiter='#'), 123)


    def test_walk_limit_max_depth(self):
        source = {'foo': {'bar.xyz': 'myvalue'}}
        self.assertEquals(walk(source,'foo#bar.abc#dontfindme', 123, delimiter='#'), 123)

    def test_complex_hash(self):
        source = {
            'elasticsearch': {
                'configmaps': {
                    'logging-elasticsearch': {
                        'elasticsearch.yml':  "a string value"
                    } 
                }
            }
        } 
        self.assertEquals(walk(source,'elasticsearch#configmaps#logging-elasticsearch#elasticsearch.yml', 123, delimiter='#'), "a string value")

if __name__ == '__main__':
    unittest.main()