test_question_cmd: added a new testcase and made the old cases more explicit (easier to read)

tests/test_common.py

@@ -0,0 +1,100 @@
+import unittest
+import argparse
+from typing import Union, Optional
+from chatmastermind.configuration import Config, AIConfig
+from chatmastermind.tags import Tag
+from chatmastermind.message import Message, Answer
+from chatmastermind.chat import Chat
+from chatmastermind.ai import AI, AIResponse, Tokens, AIError
+
+
+class FakeAI(AI):
+    """
+    A mocked version of the 'AI' class.
+    """
+    ID: str
+    name: str
+    config: AIConfig
+
+    def models(self) -> list[str]:
+        raise NotImplementedError
+
+    def tokens(self, data: Union[Message, Chat]) -> int:
+        return 123
+
+    def print(self) -> None:
+        pass
+
+    def print_models(self) -> None:
+        pass
+
+    def __init__(self, ID: str, model: str, error: bool = False):
+        self.ID = ID
+        self.model = model
+        self.error = error
+
+    def request(self,
+                question: Message,
+                chat: Chat,
+                num_answers: int = 1,
+                otags: Optional[set[Tag]] = None) -> AIResponse:
+        """
+        Mock the 'ai.request()' function by either returning fake
+        answers or raising an exception.
+        """
+        if self.error:
+            raise AIError
+        question.answer = Answer("Answer 0")
+        question.tags = set(otags) if otags is not None else None
+        question.ai = self.ID
+        question.model = self.model
+        answers: list[Message] = [question]
+        for n in range(1, num_answers):
+            answers.append(Message(question=question.question,
+                                   answer=Answer(f"Answer {n}"),
+                                   tags=otags,
+                                   ai=self.ID,
+                                   model=self.model))
+        return AIResponse(answers, Tokens(10, 10, 20))
+
+
+class TestWithFakeAI(unittest.TestCase):
+    """
+    Base class for all tests that need to use the FakeAI.
+    """
+    def assert_msgs_equal_except_file_path(self, msg1: list[Message], msg2: list[Message]) -> None:
+        """
+        Compare messages using Question, Answer and all metadata excecot for the file_path.
+        """
+        self.assertEqual(len(msg1), len(msg2))
+        for m1, m2 in zip(msg1, msg2):
+            # exclude the file_path, compare only Q, A and metadata
+            self.assertTrue(m1.equals(m2, file_path=False, verbose=True))
+
+    def assert_msgs_all_equal(self, msg1: list[Message], msg2: list[Message]) -> None:
+        """
+        Compare messages using Question, Answer and ALL metadata.
+        """
+        self.assertEqual(len(msg1), len(msg2))
+        for m1, m2 in zip(msg1, msg2):
+            self.assertTrue(m1.equals(m2, verbose=True))
+
+    def assert_msgs_content_equal(self, msg1: list[Message], msg2: list[Message]) -> None:
+        """
+        Compare messages using only Question and Answer.
+        """
+        self.assertEqual(len(msg1), len(msg2))
+        for m1, m2 in zip(msg1, msg2):
+            self.assertEqual(m1, m2)
+
+    def mock_create_ai(self, args: argparse.Namespace, config: Config) -> AI:
+        """
+        Mocked 'create_ai' that returns a 'FakeAI' instance.
+        """
+        return FakeAI(args.AI, args.model)
+
+    def mock_create_ai_with_error(self, args: argparse.Namespace, config: Config) -> AI:
+        """
+        Mocked 'create_ai' that returns a 'FakeAI' instance.
+        """
+        return FakeAI(args.AI, args.model, error=True)

tests/test_question_cmd.py

@@ -1,94 +1,20 @@
 import os
-import unittest
 import argparse
 import tempfile
 from copy import copy
 from pathlib import Path
 from unittest import mock
 from unittest.mock import MagicMock, call
-from typing import Optional, Union
-from chatmastermind.configuration import Config, AIConfig
+from chatmastermind.configuration import Config
 from chatmastermind.commands.question import create_message, question_cmd
 from chatmastermind.tags import Tag
 from chatmastermind.message import Message, Question, Answer
 from chatmastermind.chat import Chat, ChatDB
-from chatmastermind.ai import AI, AIResponse, Tokens, AIError
+from chatmastermind.ai import AIError
+from .test_common import TestWithFakeAI
 
 
-class FakeAI(AI):
-    """
-    A mocked version of the 'AI' class.
-    """
-    ID: str
-    name: str
-    config: AIConfig
-
-    def models(self) -> list[str]:
-        raise NotImplementedError
-
-    def tokens(self, data: Union[Message, Chat]) -> int:
-        return 123
-
-    def print(self) -> None:
-        pass
-
-    def print_models(self) -> None:
-        pass
-
-    def __init__(self, ID: str, model: str, error: bool = False):
-        self.ID = ID
-        self.model = model
-        self.error = error
-
-    def request(self,
-                question: Message,
-                chat: Chat,
-                num_answers: int = 1,
-                otags: Optional[set[Tag]] = None) -> AIResponse:
-        """
-        Mock the 'ai.request()' function by either returning fake
-        answers or raising an exception.
-        """
-        if self.error:
-            raise AIError
-        question.answer = Answer("Answer 0")
-        question.tags = set(otags) if otags is not None else None
-        question.ai = self.ID
-        question.model = self.model
-        answers: list[Message] = [question]
-        for n in range(1, num_answers):
-            answers.append(Message(question=question.question,
-                                   answer=Answer(f"Answer {n}"),
-                                   tags=otags,
-                                   ai=self.ID,
-                                   model=self.model))
-        return AIResponse(answers, Tokens(10, 10, 20))
-
-
-class TestQuestionCmdBase(unittest.TestCase):
-    def assert_messages_equal(self, msg1: list[Message], msg2: list[Message]) -> None:
-        """
-        Compare messages using more than just Question and Answer.
-        """
-        self.assertEqual(len(msg1), len(msg2))
-        for m1, m2 in zip(msg1, msg2):
-            # exclude the file_path, compare only Q, A and metadata
-            self.assertTrue(m1.equals(m2, file_path=False, verbose=True))
-
-    def mock_create_ai(self, args: argparse.Namespace, config: Config) -> AI:
-        """
-        Mocked 'create_ai' that returns a 'FakeAI' instance.
-        """
-        return FakeAI(args.AI, args.model)
-
-    def mock_create_ai_with_error(self, args: argparse.Namespace, config: Config) -> AI:
-        """
-        Mocked 'create_ai' that returns a 'FakeAI' instance.
-        """
-        return FakeAI(args.AI, args.model, error=True)
-
-
-class TestMessageCreate(TestQuestionCmdBase):
+class TestMessageCreate(TestWithFakeAI):
     """
     Test if messages created by the 'question' command have
     the correct format.
@@ -275,7 +201,7 @@ It is embedded code
 """))
 
 
-class TestQuestionCmd(TestQuestionCmdBase):
+class TestQuestionCmd(TestWithFakeAI):
 
     def setUp(self) -> None:
         # create DB and cache
@@ -335,7 +261,7 @@ class TestQuestionCmdAsk(TestQuestionCmd):
                                Path(self.db_dir.name))
         cached_msg = chat.msg_gather(loc='cache')
         self.assertEqual(len(self.message_list(self.cache_dir)), 1)
-        self.assert_messages_equal(cached_msg, expected_responses)
+        self.assert_msgs_equal_except_file_path(cached_msg, expected_responses)
 
     @mock.patch('chatmastermind.commands.question.ChatDB.from_dir')
     @mock.patch('chatmastermind.commands.question.create_ai')
@@ -393,7 +319,7 @@ class TestQuestionCmdAsk(TestQuestionCmd):
                                Path(self.db_dir.name))
         cached_msg = chat.msg_gather(loc='cache')
         self.assertEqual(len(self.message_list(self.cache_dir)), 1)
-        self.assert_messages_equal(cached_msg, [expected_question])
+        self.assert_msgs_equal_except_file_path(cached_msg, [expected_question])
 
 
 class TestQuestionCmdRepeat(TestQuestionCmd):
@@ -418,22 +344,21 @@ class TestQuestionCmdRepeat(TestQuestionCmd):
         self.args.ask = None
         self.args.repeat = []
         self.args.overwrite = False
-        fake_ai = self.mock_create_ai(self.args, self.config)
-        # since the message's answer is modified, we use a copy here
-        # -> the original is used for comparison below
-        expected_response = fake_ai.request(copy(message),
-                                            Chat([]),
-                                            self.args.num_answers,
-                                            set(self.args.output_tags)).messages
+        expected_response = Message(Question(message.question),
+                                    Answer('Answer 0'),
+                                    ai=message.ai,
+                                    model=message.model,
+                                    tags=message.tags,
+                                    file_path=Path('<NOT COMPARED>'))
         # we expect the original message + the one with the new response
-        expected_responses = [message] + expected_response
+        expected_responses = [message] + [expected_response]
         question_cmd(self.args, self.config)
         chat = ChatDB.from_dir(Path(self.cache_dir.name),
                                Path(self.db_dir.name))
         cached_msg = chat.msg_gather(loc='cache')
         print(self.message_list(self.cache_dir))
         self.assertEqual(len(self.message_list(self.cache_dir)), 2)
-        self.assert_messages_equal(cached_msg, expected_responses)
+        self.assert_msgs_equal_except_file_path(cached_msg, expected_responses)
 
     @mock.patch('chatmastermind.commands.question.create_ai')
     def test_repeat_single_question_overwrite(self, mock_create_ai: MagicMock) -> None:
@@ -456,19 +381,20 @@ class TestQuestionCmdRepeat(TestQuestionCmd):
         cached_msg_file_id = cached_msg[0].file_path.stem
 
         # repeat the last question (WITH overwriting)
-        # -> expect a single message afterwards
+        # -> expect a single message afterwards (with a new answer)
         self.args.ask = None
         self.args.repeat = []
         self.args.overwrite = True
-        fake_ai = self.mock_create_ai(self.args, self.config)
-        expected_response = fake_ai.request(message,
-                                            Chat([]),
-                                            self.args.num_answers,
-                                            set(self.args.output_tags)).messages
+        expected_response = Message(Question(message.question),
+                                    Answer('Answer 0'),
+                                    ai=message.ai,
+                                    model=message.model,
+                                    tags=message.tags,
+                                    file_path=Path('<NOT COMPARED>'))
         question_cmd(self.args, self.config)
         cached_msg = chat.msg_gather(loc='cache')
         self.assertEqual(len(self.message_list(self.cache_dir)), 1)
-        self.assert_messages_equal(cached_msg, expected_response)
+        self.assert_msgs_equal_except_file_path(cached_msg, [expected_response])
         # also check that the file ID has not been changed
         assert cached_msg[0].file_path
         self.assertEqual(cached_msg_file_id, cached_msg[0].file_path.stem)
@@ -499,15 +425,16 @@ class TestQuestionCmdRepeat(TestQuestionCmd):
         self.args.ask = None
         self.args.repeat = []
         self.args.overwrite = False
-        fake_ai = self.mock_create_ai(self.args, self.config)
-        expected_response = fake_ai.request(message,
-                                            Chat([]),
-                                            self.args.num_answers,
-                                            self.args.output_tags).messages
+        expected_response = Message(Question(message.question),
+                                    Answer('Answer 0'),
+                                    ai=message.ai,
+                                    model=message.model,
+                                    tags=message.tags,
+                                    file_path=Path('<NOT COMPARED>'))
         question_cmd(self.args, self.config)
         cached_msg = chat.msg_gather(loc='cache')
         self.assertEqual(len(self.message_list(self.cache_dir)), 1)
-        self.assert_messages_equal(cached_msg, expected_response)
+        self.assert_msgs_equal_except_file_path(cached_msg, [expected_response])
         # also check that the file ID has not been changed
         assert cached_msg[0].file_path
         self.assertEqual(cached_msg_file_id, cached_msg[0].file_path.stem)
@@ -532,26 +459,60 @@ class TestQuestionCmdRepeat(TestQuestionCmd):
         assert cached_msg[0].file_path
 
         # repeat the last question with new arguments (without overwriting)
-        # -> expect two messages with identical question and answer, but different metadata
+        # -> expect two messages with identical question but different metadata and new answer
         self.args.ask = None
         self.args.repeat = []
         self.args.overwrite = False
         self.args.output_tags = ['newtag']
         self.args.AI = 'newai'
         self.args.model = 'newmodel'
-        new_expected_question = Message(question=Question(message.question),
-                                        tags=set(self.args.output_tags),
-                                        ai=self.args.AI,
-                                        model=self.args.model)
-        fake_ai = self.mock_create_ai(self.args, self.config)
-        new_expected_response = fake_ai.request(new_expected_question,
-                                                Chat([]),
-                                                self.args.num_answers,
-                                                set(self.args.output_tags)).messages
+        new_expected_response = Message(Question(message.question),
+                                        Answer('Answer 0'),
+                                        ai='newai',
+                                        model='newmodel',
+                                        tags={Tag('newtag')},
+                                        file_path=Path('<NOT COMPARED>'))
         question_cmd(self.args, self.config)
         cached_msg = chat.msg_gather(loc='cache')
         self.assertEqual(len(self.message_list(self.cache_dir)), 2)
-        self.assert_messages_equal(cached_msg, [message] + new_expected_response)
+        self.assert_msgs_equal_except_file_path(cached_msg, [message] + [new_expected_response])
+
+    @mock.patch('chatmastermind.commands.question.create_ai')
+    def test_repeat_single_question_new_args_overwrite(self, mock_create_ai: MagicMock) -> None:
+        """
+        Repeat a single question with new arguments, overwriting the old one.
+        """
+        mock_create_ai.side_effect = self.mock_create_ai
+        # create a message
+        message = Message(Question(self.args.ask[0]),
+                          Answer('Old Answer'),
+                          tags=set(self.args.output_tags),
+                          ai=self.args.AI,
+                          model=self.args.model,
+                          file_path=Path(self.cache_dir.name) / '0001.txt')
+        message.to_file()
+        chat = ChatDB.from_dir(Path(self.cache_dir.name),
+                               Path(self.db_dir.name))
+        cached_msg = chat.msg_gather(loc='cache')
+        assert cached_msg[0].file_path
+
+        # repeat the last question with new arguments
+        self.args.ask = None
+        self.args.repeat = []
+        self.args.overwrite = True
+        self.args.output_tags = ['newtag']
+        self.args.AI = 'newai'
+        self.args.model = 'newmodel'
+        new_expected_response = Message(Question(message.question),
+                                        Answer('Answer 0'),
+                                        ai='newai',
+                                        model='newmodel',
+                                        tags={Tag('newtag')},
+                                        file_path=Path('<NOT COMPARED>'))
+        question_cmd(self.args, self.config)
+        cached_msg = chat.msg_gather(loc='cache')
+        self.assertEqual(len(self.message_list(self.cache_dir)), 1)
+        self.assert_msgs_equal_except_file_path(cached_msg, [new_expected_response])
 
     @mock.patch('chatmastermind.commands.question.create_ai')
     def test_repeat_multiple_questions(self, mock_create_ai: MagicMock) -> None:
@@ -608,4 +569,7 @@ class TestQuestionCmdRepeat(TestQuestionCmd):
         chat = ChatDB.from_dir(Path(self.cache_dir.name),
                                Path(self.db_dir.name))
         cached_msg = chat.msg_gather(loc='cache')
-        self.assert_messages_equal(cached_msg, expected_cache_messages)
+        self.assert_msgs_equal_except_file_path(cached_msg, expected_cache_messages)
+        # check that the DB message has not been modified at all
+        db_msg = chat.msg_gather(loc='db')
+        self.assert_msgs_all_equal(db_msg, [message3])