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from six import StringIO
import pytest
from doit.exceptions import InvalidCommand
from doit.dependency import Dependency
from doit.cmd_forget import Forget
from .conftest import tasks_sample
class TestCmdForget(object):
@pytest.fixture
def tasks(self, request):
return tasks_sample()
@staticmethod
def _add_task_deps(tasks, testdb):
"""put some data on testdb"""
dep = Dependency(testdb)
for task in tasks:
dep._set(task.name,"dep","1")
dep.close()
dep2 = Dependency(testdb)
assert "1" == dep2._get("g1.a", "dep")
dep2.close()
def testForgetAll(self, tasks, depfile_name):
self._add_task_deps(tasks, depfile_name)
output = StringIO()
cmd_forget = Forget(outstream=output, dep_file=depfile_name,
backend='dbm', task_list=tasks, sel_tasks=[])
cmd_forget._execute(False)
got = output.getvalue().split("\n")[:-1]
assert ["forgeting all tasks"] == got, repr(output.getvalue())
dep = Dependency(depfile_name)
for task in tasks:
assert None == dep._get(task.name, "dep")
def testForgetOne(self, tasks, depfile_name):
self._add_task_deps(tasks, depfile_name)
output = StringIO()
cmd_forget = Forget(outstream=output, dep_file=depfile_name,
backend='dbm', task_list=tasks,
sel_tasks=["t2", "t1"])
cmd_forget._execute(False)
got = output.getvalue().split("\n")[:-1]
assert ["forgeting t2", "forgeting t1"] == got
dep = Dependency(depfile_name)
assert None == dep._get("t1", "dep")
assert None == dep._get("t2", "dep")
assert "1" == dep._get("g1.a", "dep")
def testForgetGroup(self, tasks, depfile_name):
self._add_task_deps(tasks, depfile_name)
output = StringIO()
cmd_forget = Forget(outstream=output, dep_file=depfile_name,
backend='dbm', task_list=tasks, sel_tasks=["g1"])
cmd_forget._execute(False)
got = output.getvalue().split("\n")[:-1]
assert "forgeting g1" == got[0]
dep = Dependency(depfile_name)
assert "1" == dep._get("t1", "dep")
assert "1" == dep._get("t2", "dep")
assert None == dep._get("g1", "dep")
assert None == dep._get("g1.a", "dep")
assert None == dep._get("g1.b", "dep")
def testForgetTaskDependency(self, tasks, depfile_name):
self._add_task_deps(tasks, depfile_name)
output = StringIO()
cmd_forget = Forget(outstream=output, dep_file=depfile_name,
backend='dbm', task_list=tasks, sel_tasks=["t3"])
cmd_forget._execute(True)
dep = Dependency(depfile_name)
assert None == dep._get("t3", "dep")
assert None == dep._get("t1", "dep")
# if task dependency not from a group dont forget it
def testDontForgetTaskDependency(self, tasks, depfile_name):
self._add_task_deps(tasks, depfile_name)
output = StringIO()
cmd_forget = Forget(outstream=output, dep_file=depfile_name,
backend='dbm', task_list=tasks, sel_tasks=["t3"])
cmd_forget._execute(False)
dep = Dependency(depfile_name)
assert None == dep._get("t3", "dep")
assert "1" == dep._get("t1", "dep")
def testForgetInvalid(self, tasks, depfile_name):
self._add_task_deps(tasks, depfile_name)
output = StringIO()
cmd_forget = Forget(outstream=output, dep_file=depfile_name,
backend='dbm', task_list=tasks, sel_tasks=["XXX"])
pytest.raises(InvalidCommand, cmd_forget._execute, False)
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