class TestDrivenDevelopment(object):
is_workflow = True
def __init__(self,
centralised_vcs_server,
target_test_coverage_per_feature=1.0,
tests_per_chunk_ratio=1,
target_dependencies_per_feature=0
):
change_management = ChangeManagement(centralised_vcs_server)
self.specification = Specification(change_management)
self.testing = Testing(change_management, target_test_coverage_per_feature, tests_per_chunk_ratio)
self.implementation = Implementation(change_management)
self.debugging = Debugging(change_management)
self.refactoring = Refactoring(change_management, target_dependencies_per_feature)
@default_cost()
def implement_feature_tdd(self, user_story, random):
"""
Implements the sequence of activities in a tests driven development workflow.
"""
self.specification.add_feature(user_story.logical_name, user_story.size, random)
self.testing.test_per_chunk_ratio(user_story.logical_name, random)
self.implementation.implement_feature(user_story.logical_name, random)
self.debugging.debug_feature(user_story.logical_name, random)
self.refactoring.refactor_feature(user_story.logical_name, random)
@default_cost()
def work_from_backlog(self, product_backlog, random):
while True:
try:
user_story = product_backlog.get(block=False)
self.implement_feature_tdd(user_story, random)
except Empty:
break
