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Slightly reduce the do_POST_todo code.
[plomtask] / tests / days.py
index f16c69ccc5b3beeb2dfc229e51cdc24001432da9..78c5552467101fff7508433114e3d3a50f28c720 100644 (file)
@@ -1,10 +1,26 @@
 """Test Days module."""
 from datetime import datetime, timedelta
-from typing import Callable
-from tests.utils import TestCaseSansDB, TestCaseWithDB, TestCaseWithServer
-from plomtask.dating import date_in_n_days, DATE_FORMAT
+from typing import Any
+from tests.utils import (TestCaseSansDB, TestCaseWithDB, TestCaseWithServer,
+                         Expected)
+from plomtask.dating import date_in_n_days as tested_date_in_n_days
 from plomtask.days import Day
 
+# so far the same as plomtask.dating.DATE_FORMAT, but for testing purposes we
+# want to explicitly state our expectations here indepedently from that
+TESTING_DATE_FORMAT = '%Y-%m-%d'
+
+
+def _testing_date_in_n_days(n: int) -> str:
+    """Return in TEST_DATE_FORMAT date from today + n days.
+
+    As with TESTING_DATE_FORMAT, we assume this equal the original's code
+    at plomtask.dating.date_in_n_days, but want to state our expectations
+    explicitly to rule out importing issues from the original.
+    """
+    date = datetime.now() + timedelta(days=n)
+    return date.strftime(TESTING_DATE_FORMAT)
+
 
 class TestsSansDB(TestCaseSansDB):
     """Days module tests not requiring DB setup."""
@@ -13,10 +29,11 @@ class TestsSansDB(TestCaseSansDB):
     illegal_ids = ['foo', '2023-02-29', '2024-02-30', '2024-02-01 23:00:00']
 
     def test_date_in_n_days(self) -> None:
-        """Test dating.date_in_n_days, as we rely on it in later tests."""
+        """Test dating.date_in_n_days"""
         for n in [-100, -2, -1, 0, 1, 2, 1000]:
             date = datetime.now() + timedelta(days=n)
-            self.assertEqual(date_in_n_days(n), date.strftime(DATE_FORMAT))
+            self.assertEqual(tested_date_in_n_days(n),
+                             date.strftime(TESTING_DATE_FORMAT))
 
     def test_Day_datetime_weekday_neighbor_dates(self) -> None:
         """Test Day's date parsing and neighbourhood resolution."""
@@ -55,8 +72,8 @@ class TestsWithDB(TestCaseWithDB):
             self.assertEqual(days_result, days_expected)
 
         # for provided Days we use those from days_with_comment, to identify
-        # them against mere filler days by their lack of comment (identity
-        # with Day at the respective position in days_sans_comment)
+        # them against same-dated mere filler Days by their lack of comment
+        # (identity with Day at the respective position in days_sans_comment)
         dates = [f'2024-02-0{n+1}' for n in range(9)]
         days_with_comment = [Day(date, comment=date[-1:]) for date in dates]
         days_sans_comment = [Day(date, comment='') for date in dates]
@@ -89,132 +106,79 @@ class TestsWithDB(TestCaseWithDB):
         self.assertEqual(result, [yesterday, today, tomorrow])
 
 
+class ExpectedGetCalendar(Expected):
+    """Builder of expectations for GET /calendar."""
+
+    def __init__(self, start: int, end: int, *args: Any, **kwargs: Any
+                 ) -> None:
+        self._fields = {'start': _testing_date_in_n_days(start),
+                        'end': _testing_date_in_n_days(end),
+                        'today': _testing_date_in_n_days(0)}
+        self._fields['days'] = [_testing_date_in_n_days(i)
+                                for i in range(start, end+1)]
+        super().__init__(*args, **kwargs)
+        for date in self._fields['days']:
+            self.lib_set('Day', [self.day_as_dict(date)])
+
+
+class ExpectedGetDay(Expected):
+    """Builder of expectations for GET /day."""
+    _default_dict = {'make_type': ''}
+    _on_empty_make_temp = ('Day', 'day_as_dict')
+
+    def __init__(self, date: str, *args: Any, **kwargs: Any) -> None:
+        self._fields = {'day': date}
+        super().__init__(*args, **kwargs)
+
+    def recalc(self) -> None:
+        super().recalc()
+        todos = [t for t in self.lib_all('Todo')
+                 if t['date'] == self._fields['day']]
+        self.lib_get('Day', self._fields['day'])['todos'] = self.as_ids(todos)
+        self._fields['top_nodes'] = [
+                {'children': [], 'seen': False, 'todo': todo['id']}
+                for todo in todos]
+        for todo in todos:
+            proc = self.lib_get('Process', todo['process_id'])
+            for title in ['conditions', 'enables', 'blockers', 'disables']:
+                todo[title] = proc[title]
+        conds_present = set()
+        for todo in todos:
+            for title in ['conditions', 'enables', 'blockers', 'disables']:
+                for cond_id in todo[title]:
+                    conds_present.add(cond_id)
+        self._fields['conditions_present'] = list(conds_present)
+        for prefix in ['en', 'dis']:
+            blers = {}
+            for cond_id in conds_present:
+                blers[str(cond_id)] = self.as_ids(
+                        [t for t in todos if cond_id in t[f'{prefix}ables']])
+            self._fields[f'{prefix}ablers_for'] = blers
+        self._fields['processes'] = self.as_ids(self.lib_all('Process'))
+
+
 class TestsWithServer(TestCaseWithServer):
     """Tests against our HTTP server/handler (and database)."""
 
-    @classmethod
-    def GET_day_dict(cls, date: str) -> dict[str, object]:
-        """Return JSON of GET /day to expect."""
-        # day: dict[str, object] = {'id': date, 'comment': '', 'todos': []}
-        day = cls._day_as_dict(date)
-        d: dict[str, object] = {'day': date,
-                                'top_nodes': [],
-                                'make_type': '',
-                                'enablers_for': {},
-                                'disablers_for': {},
-                                'conditions_present': [],
-                                'processes': [],
-                                '_library': {'Day': cls.as_refs([day])}}
-        return d
-
-    @classmethod
-    def GET_calendar_dict(cls, start: int, end: int) -> dict[str, object]:
-        """Return JSON of GET /calendar to expect.
-
-        NB: the date string list to key 'days' implies/expects a continuous (=
-        gaps filled) alphabetical order of dates by virtue of range(start,
-        end+1) and date_in_n_days tested in TestsSansDB.test_date_in_n_days.
-        """
-        today_date = date_in_n_days(0)
-        start_date = date_in_n_days(start)
-        end_date = date_in_n_days(end)
-        dates = [date_in_n_days(i) for i in range(start, end+1)]
-        days = [cls._day_as_dict(d) for d in dates]
-        library = {'Day': cls.as_refs(days)} if len(days) > 0 else {}
-        return {'today': today_date, 'start': start_date, 'end': end_date,
-                'days': dates, '_library': library}
-
-    @staticmethod
-    def _todo_as_dict(id_: int = 1,
-                      process_id: int = 1,
-                      date: str = '2024-01-01',
-                      conditions: None | list[int] = None,
-                      disables: None | list[int] = None,
-                      blockers: None | list[int] = None,
-                      enables: None | list[int] = None
-                      ) -> dict[str, object]:
-        """Return JSON of Todo to expect."""
-        # pylint: disable=too-many-arguments
-        d = {'id': id_,
-             'date': date,
-             'process_id': process_id,
-             'is_done': False,
-             'calendarize': False,
-             'comment': '',
-             'children': [],
-             'parents': [],
-             'effort': None,
-             'conditions': conditions if conditions else [],
-             'disables': disables if disables else [],
-             'blockers': blockers if blockers else [],
-             'enables': enables if enables else []}
-        return d
-
-    @staticmethod
-    def _todo_node_as_dict(todo_id: int) -> dict[str, object]:
-        """Return JSON of TodoNode to expect."""
-        return {'children': [], 'seen': False, 'todo': todo_id}
-
-    @staticmethod
-    def _day_as_dict(date: str) -> dict[str, object]:
-        return {'id': date, 'comment': '', 'todos': []}
-
-    @staticmethod
-    def _post_batch(list_of_args: list[list[object]],
-                    names_of_simples: list[str],
-                    names_of_versioneds: list[str],
-                    f_as_dict: Callable[..., dict[str, object]],
-                    f_to_post: Callable[..., None | dict[str, object]]
-                    ) -> list[dict[str, object]]:
-        """Post expected=f_as_dict(*args) as input to f_to_post, for many."""
-        expecteds = []
-        for args in list_of_args:
-            expecteds += [f_as_dict(*args)]
-        for expected in expecteds:
-            assert isinstance(expected['_versioned'], dict)
-            post = {}
-            for name in names_of_simples:
-                post[name] = expected[name]
-            for name in names_of_versioneds:
-                post[name] = expected['_versioned'][name][0]
-            f_to_post(expected['id'], post)
-        return expecteds
-
-    def _post_day(self, params: str = '',
-                  form_data: None | dict[str, object] = None,
-                  redir_to: str = '',
-                  status: int = 302,
-                  ) -> None:
-        """POST /day?{params} with form_data."""
-        if not form_data:
-            form_data = {'day_comment': '', 'make_type': ''}
-        target = f'/day?{params}'
-        if not redir_to:
-            redir_to = f'{target}&make_type={form_data["make_type"]}'
-        self.check_post(form_data, target, status, redir_to)
-
     def test_basic_GET_day(self) -> None:
         """Test basic (no Processes/Conditions/Todos) GET /day basics."""
         # check illegal date parameters
         self.check_get('/day?date=foo', 400)
         self.check_get('/day?date=2024-02-30', 400)
         # check undefined day
-        date = date_in_n_days(0)
-        expected = self.GET_day_dict(date)
-        self.check_json_get('/day', expected)
-        # NB: GET ?date="today"/"yesterday"/"tomorrow" in test_basic_POST_day
-        # check 'make_type' GET parameter affects immediate reply, but …
+        date = _testing_date_in_n_days(0)
+        exp = ExpectedGetDay(date)
+        self.check_json_get('/day', exp)
+        # check defined day, with and without make_type parameter
         date = '2024-01-01'
-        expected = self.GET_day_dict(date)
-        expected['make_type'] = 'bar'
-        self.check_json_get(f'/day?date={date}&make_type=bar', expected)
-        # … not any following, …
-        expected['make_type'] = ''
-        self.check_json_get(f'/day?date={date}', expected)
-        # … not even when part of a POST request
-        post: dict[str, object] = {'day_comment': '', 'make_type': 'foo'}
-        self._post_day(f'date={date}', post)
-        self.check_json_get(f'/day?date={date}', expected)
+        exp = ExpectedGetDay(date)
+        exp.set('make_type', 'bar')
+        self.check_json_get(f'/day?date={date}&make_type=bar', exp)
+        # check parsing of 'yesterday', 'today', 'tomorrow'
+        for name, dist in [('yesterday', -1), ('today', 0), ('tomorrow', +1)]:
+            date = _testing_date_in_n_days(dist)
+            exp = ExpectedGetDay(date)
+            self.check_json_get(f'/day?date={name}', exp)
 
     def test_fail_POST_day(self) -> None:
         """Test malformed/illegal POST /day requests."""
@@ -224,7 +188,7 @@ class TestsWithServer(TestCaseWithServer):
         self.check_post({'day_comment': ''}, url, 400)
         self.check_post({'make_type': ''}, url, 400)
         # to next check illegal new_todo values, we need an actual Process
-        self.post_process(1)
+        self.post_exp_process([], {}, 1)
         # check illegal new_todo values
         post: dict[str, object]
         post = {'make_type': '', 'day_comment': '', 'new_todo': ['foo']}
@@ -272,98 +236,154 @@ class TestsWithServer(TestCaseWithServer):
         self.check_post(post, '/day?date=foo', 400)
 
     def test_basic_POST_day(self) -> None:
-        """Test basic (no Todos) POST /day.
+        """Test basic (no Processes/Conditions/Todos) POST /day.
 
-        Check POST (& GET!) requests properly parse 'today', 'tomorrow',
-        'yesterday', and actual date strings;
+        Check POST requests properly parse 'today', 'tomorrow', 'yesterday',
+        and actual date strings;
         preserve 'make_type' setting in redirect even if nonsensical;
-        and store 'day_comment'
+        and store 'day_comment'.
         """
         for name, dist, test_str in [('2024-01-01', None, 'a'),
                                      ('today', 0, 'b'),
                                      ('yesterday', -1, 'c'),
                                      ('tomorrow', +1, 'd')]:
-            date = name if dist is None else date_in_n_days(dist)
+            date = name if dist is None else _testing_date_in_n_days(dist)
             post = {'day_comment': test_str, 'make_type': f'x:{test_str}'}
             post_url = f'/day?date={name}'
             redir_url = f'{post_url}&make_type={post["make_type"]}'
             self.check_post(post, post_url, 302, redir_url)
-            expected = self.GET_day_dict(date)
-            assert isinstance(expected['_library'], dict)
-            expected['_library']['Day'][date]['comment'] = test_str
-            self.check_json_get(post_url, expected)
+            exp = ExpectedGetDay(date)
+            exp.set_day_from_post(date, post)
+            self.check_json_get(post_url, exp)
 
     def test_GET_day_with_processes_and_todos(self) -> None:
         """Test GET /day displaying Processes and Todos (no trees)."""
         date = '2024-01-01'
-        # check Processes get displayed in ['processes'] and ['_library']
-        procs_data = [[1, 'foo', 'oof', 1.1], [2, 'bar', 'rab', 0.9]]
-        procs_expected = self._post_batch(procs_data, [],
-                                          ['title', 'description', 'effort'],
-                                          self.proc_as_dict, self.post_process)
-        expected = self.GET_day_dict(date)
-        assert isinstance(expected['_library'], dict)
-        expected['processes'] = self.as_id_list(procs_expected)
-        expected['_library']['Process'] = self.as_refs(procs_expected)
-        self._post_day(f'date={date}')
-        self.check_json_get(f'/day?date={date}', expected)
+        exp = ExpectedGetDay(date)
+        # check Processes get displayed in ['processes'] and ['_library'],
+        # even without any Todos referencing them
+        proc_posts = [{'title': 'foo', 'description': 'oof', 'effort': 1.1},
+                      {'title': 'bar', 'description': 'rab', 'effort': 0.9}]
+        for i, proc_post in enumerate(proc_posts):
+            self.post_exp_process([exp], proc_post, i+1)
+        self.check_json_get(f'/day?date={date}', exp)
         # post Todos of either process and check their display
-        post_day: dict[str, object]
-        post_day = {'day_comment': '', 'make_type': '', 'new_todo': [1, 2]}
-        todos = [self._todo_as_dict(1, 1, date),
-                 self._todo_as_dict(2, 2, date)]
-        expected['_library']['Todo'] = self.as_refs(todos)
-        expected['_library']['Day'][date]['todos'] = self.as_id_list(todos)
-        nodes = [self._todo_node_as_dict(1), self._todo_node_as_dict(2)]
-        expected['top_nodes'] = nodes
-        self._post_day(f'date={date}', post_day)
-        self.check_json_get(f'/day?date={date}', expected)
+        self.post_exp_day([exp], {'new_todo': [1, 2]})
+        self.check_json_get(f'/day?date={date}', exp)
+        # test malformed Todo manipulation posts
+        post_day = {'day_comment': '', 'make_type': '', 'comment': [''],
+                    'new_todo': [], 'done': [1], 'effort': [2.3]}
+        self.check_post(post_day, f'/day?date={date}', 400)  # no todo_id
+        post_day['todo_id'] = [2]  # not identifying Todo refered by done
+        self.check_post(post_day, f'/day?date={date}', 400)
+        post_day['todo_id'] = [1, 2]  # imply range beyond that of effort etc.
+        self.check_post(post_day, f'/day?date={date}', 400)
+        post_day['comment'] = ['FOO', '']
+        self.check_post(post_day, f'/day?date={date}', 400)
+        post_day['effort'] = [2.3, '']
+        post_day['comment'] = ['']
+        self.check_post(post_day, f'/day?date={date}', 400)
         # add a comment to one Todo and set the other's doneness and effort
-        post_day = {'day_comment': '', 'make_type': '', 'new_todo': [],
-                    'todo_id': [1, 2], 'done': [2], 'comment': ['FOO', ''],
-                    'effort': [2.3, '']}
-        expected['_library']['Todo']['1']['comment'] = 'FOO'
-        expected['_library']['Todo']['1']['effort'] = 2.3
-        expected['_library']['Todo']['2']['is_done'] = True
-        self._post_day(f'date={date}', post_day)
-        self.check_json_get(f'/day?date={date}', expected)
+        post_day['comment'] = ['FOO', '']
+        self.post_exp_day([exp], post_day)
+        self.check_json_get(f'/day?date={date}', exp)
+        # invert effort and comment between both Todos
+        # (cannot invert doneness, /day only collects positive setting)
+        post_day['comment'] = ['', 'FOO']
+        post_day['effort'] = ['', 2.3]
+        self.post_exp_day([exp], post_day)
+        self.check_json_get(f'/day?date={date}', exp)
+
+    def test_POST_day_todo_make_types(self) -> None:
+        """Test behavior of POST /todo on 'make_type'='full' and 'empty'."""
+        date = '2024-01-01'
+        exp = ExpectedGetDay(date)
+        # create two Processes, with second one step of first one
+        self.post_exp_process([exp], {}, 2)
+        self.post_exp_process([exp], {'new_top_step': 2}, 1)
+        exp.lib_set('ProcessStep', [exp.procstep_as_dict(1, 1, 2, None)])
+        self.check_json_get(f'/day?date={date}', exp)
+        # post Todo of adopting Process, with make_type=full
+        self.post_exp_day([exp], {'make_type': 'full', 'new_todo': [1]})
+        exp.lib_get('Todo', 1)['children'] = [2]
+        exp.lib_set('Todo', [exp.todo_as_dict(2, 2)])
+        top_nodes = [{'todo': 1,
+                      'seen': False,
+                      'children': [{'todo': 2,
+                                    'seen': False,
+                                    'children': []}]}]
+        exp.force('top_nodes', top_nodes)
+        self.check_json_get(f'/day?date={date}', exp)
+        # post another Todo of adopting Process, expect to adopt existing
+        self.post_exp_day([exp], {'make_type': 'full', 'new_todo': [1]})
+        exp.lib_set('Todo', [exp.todo_as_dict(3, 1, children=[2])])
+        top_nodes += [{'todo': 3,
+                       'seen': False,
+                       'children': [{'todo': 2,
+                                     'seen': True,
+                                     'children': []}]}]
+        exp.force('top_nodes', top_nodes)
+        self.check_json_get(f'/day?date={date}', exp)
+        # post another Todo of adopting Process, make_type=empty
+        self.post_exp_day([exp], {'make_type': 'empty', 'new_todo': [1]})
+        exp.lib_set('Todo', [exp.todo_as_dict(4, 1)])
+        top_nodes += [{'todo': 4,
+                       'seen': False,
+                       'children': []}]
+        exp.force('top_nodes', top_nodes)
+        self.check_json_get(f'/day?date={date}', exp)
+
+    def test_POST_day_new_todo_order_commutative(self) -> None:
+        """Check that order of 'new_todo' values in POST /day don't matter."""
+        date = '2024-01-01'
+        exp = ExpectedGetDay(date)
+        self.post_exp_process([exp], {}, 2)
+        self.post_exp_process([exp], {'new_top_step': 2}, 1)
+        exp.lib_set('ProcessStep', [exp.procstep_as_dict(1, 1, 2, None)])
+        # make-full-day-post batch of Todos of both Processes in one order …,
+        self.post_exp_day([exp], {'make_type': 'full', 'new_todo': [1, 2]})
+        top_nodes: list[dict[str, Any]] = [{'todo': 1,
+                                            'seen': False,
+                                            'children': [{'todo': 2,
+                                                          'seen': False,
+                                                          'children': []}]}]
+        exp.force('top_nodes', top_nodes)
+        exp.lib_get('Todo', 1)['children'] = [2]
+        self.check_json_get(f'/day?date={date}', exp)
+        # … and then in the other, expecting same node tree / relations
+        exp.lib_del('Day', date)
+        date = '2024-01-02'
+        exp.set('day', date)
+        day_post = {'make_type': 'full', 'new_todo': [2, 1]}
+        self.post_exp_day([exp], day_post, date)
+        exp.lib_del('Todo', 1)
+        exp.lib_del('Todo', 2)
+        top_nodes[0]['todo'] = 3  # was: 1
+        top_nodes[0]['children'][0]['todo'] = 4  # was: 2
+        exp.lib_get('Todo', 3)['children'] = [4]
+        self.check_json_get(f'/day?date={date}', exp)
 
     def test_GET_day_with_conditions(self) -> None:
         """Test GET /day displaying Conditions and their relations."""
         date = '2024-01-01'
-        # add Process with Conditions and their Todos, check display
-        conds_data = [[1, False, ['A'], ['a']], [2, True, ['B'], ['b']]]
-        conds_expected = self._post_batch(
-                conds_data, ['is_active'], ['title', 'description'],
-                self.cond_as_dict,
-                lambda x, y: self.check_post(y, f'/condition?id={x}', 302))
-        cond_names = ['conditions', 'disables', 'blockers', 'enables']
-        procs_data = [[1, 'foo', 'oof', 1.1, [1], [1], [2], [2]],
-                      [2, 'bar', 'rab', 0.9, [2], [2], [1], [1]]]
-        procs_expected = self._post_batch(procs_data, cond_names,
-                                          ['title', 'description', 'effort'],
-                                          self.proc_as_dict, self.post_process)
-        expected = self.GET_day_dict(date)
-        assert isinstance(expected['_library'], dict)
-        expected['processes'] = self.as_id_list(procs_expected)
-        expected['_library']['Process'] = self.as_refs(procs_expected)
-        expected['_library']['Condition'] = self.as_refs(conds_expected)
-        self._post_day(f'date={date}')
-        self.check_json_get(f'/day?date={date}', expected)
-        # add Todos in relation to Conditions, check consequences
-        post_day: dict[str, object]
-        post_day = {'day_comment': '', 'make_type': '', 'new_todo': [1, 2]}
-        todos = [self._todo_as_dict(1, 1, date, [1], [1], [2], [2]),
-                 self._todo_as_dict(2, 2, date, [2], [2], [1], [1])]
-        expected['_library']['Todo'] = self.as_refs(todos)
-        expected['_library']['Day'][date]['todos'] = self.as_id_list(todos)
-        nodes = [self._todo_node_as_dict(1), self._todo_node_as_dict(2)]
-        expected['top_nodes'] = nodes
-        expected['disablers_for'] = {'1': [1], '2': [2]}
-        expected['enablers_for'] = {'1': [2], '2': [1]}
-        expected['conditions_present'] = self.as_id_list(conds_expected)
-        self._post_day(f'date={date}', post_day)
-        self.check_json_get(f'/day?date={date}', expected)
+        exp = ExpectedGetDay(date)
+        # check non-referenced Conditions not shown
+        cond_posts = [{'is_active': False, 'title': 'A', 'description': 'a'},
+                      {'is_active': True, 'title': 'B', 'description': 'b'}]
+        for i, cond_post in enumerate(cond_posts):
+            self.check_post(cond_post, f'/condition?id={i+1}')
+        self.check_json_get(f'/day?date={date}', exp)
+        # add Processes with Conditions, check Conditions now shown
+        for i, (c1, c2) in enumerate([(1, 2), (2, 1)]):
+            post = {'conditions': [c1], 'disables': [c1],
+                    'blockers': [c2], 'enables': [c2]}
+            self.post_exp_process([exp], post, i+1)
+        for i, cond_post in enumerate(cond_posts):
+            exp.set_cond_from_post(i+1, cond_post)
+        self.check_json_get(f'/day?date={date}', exp)
+        # add Todos in relation to Conditions, check consequence relations
+        self.post_exp_day([exp], {'new_todo': [1, 2]})
+        self.check_json_get(f'/day?date={date}', exp)
 
     def test_GET_calendar(self) -> None:
         """Test GET /calendar responses based on various inputs, DB states."""
@@ -371,23 +391,20 @@ class TestsWithServer(TestCaseWithServer):
         self.check_get('/calendar?start=foo', 400)
         self.check_get('/calendar?end=foo', 400)
         # check default range for expected selection/order without saved days
-        expected = self.GET_calendar_dict(-1, 366)
-        self.check_json_get('/calendar', expected)
-        self.check_json_get('/calendar?start=&end=', expected)
+        exp = ExpectedGetCalendar(-1, 366)
+        self.check_json_get('/calendar', exp)
+        self.check_json_get('/calendar?start=&end=', exp)
         # check with named days as delimiters
-        expected = self.GET_calendar_dict(-1, +1)
-        self.check_json_get('/calendar?start=yesterday&end=tomorrow', expected)
+        exp = ExpectedGetCalendar(-1, +1)
+        self.check_json_get('/calendar?start=yesterday&end=tomorrow', exp)
         # check zero-element range
-        expected = self.GET_calendar_dict(+1, 0)
-        self.check_json_get('/calendar?start=tomorrow&end=today', expected)
+        exp = ExpectedGetCalendar(+1, 0)
+        self.check_json_get('/calendar?start=tomorrow&end=today', exp)
         # check saved day shows up in results, proven by its comment
-        post_day: dict[str, object] = {'day_comment': 'foo', 'make_type': ''}
-        date1 = date_in_n_days(-2)
-        self._post_day(f'date={date1}', post_day)
-        start_date = date_in_n_days(-5)
-        end_date = date_in_n_days(+5)
+        start_date = _testing_date_in_n_days(-5)
+        date = _testing_date_in_n_days(-2)
+        end_date = _testing_date_in_n_days(+5)
+        exp = ExpectedGetCalendar(-5, +5)
+        self.post_exp_day([exp], {'day_comment': 'foo'}, date)
         url = f'/calendar?start={start_date}&end={end_date}'
-        expected = self.GET_calendar_dict(-5, +5)
-        assert isinstance(expected['_library'], dict)
-        expected['_library']['Day'][date1]['comment'] = post_day['day_comment']
-        self.check_json_get(url, expected)
+        self.check_json_get(url, exp)