gitignore: added vim session file

.gitignore

@@ -130,4 +130,5 @@ dmypy.json
 
 .config.yaml
 db
-noweb
+noweb
+Session.vim

tests/test_main.py

@@ -7,8 +7,6 @@ from chatmastermind.main import create_parser, ask_cmd
 from chatmastermind.api_client import ai
 from chatmastermind.configuration import Config
 from chatmastermind.storage import create_chat_hist, save_answers, dump_data
-from chatmastermind.tags import Tag, TagLine, TagError
-from chatmastermind.message import source_code, MessageError, Question, Answer
 from unittest import mock
 from unittest.mock import patch, MagicMock, Mock, ANY
 
@@ -233,201 +231,3 @@ class TestCreateParser(CmmTestCase):
             mock_cmdparser.add_parser.assert_any_call('config', help=ANY, aliases=ANY)
             mock_cmdparser.add_parser.assert_any_call('print', help=ANY, aliases=ANY)
             self.assertTrue('.config.yaml' in parser.get_default('config'))
-
-
-class TestTag(CmmTestCase):
-    def test_valid_tag(self) -> None:
-        tag = Tag('mytag')
-        self.assertEqual(tag, 'mytag')
-
-    def test_invalid_tag(self) -> None:
-        with self.assertRaises(TagError):
-            Tag('tag with space')
-
-    def test_default_separator(self) -> None:
-        self.assertEqual(Tag.default_separator, ' ')
-
-    def test_alternative_separators(self) -> None:
-        self.assertEqual(Tag.alternative_separators, [','])
-
-
-class TestTagLine(CmmTestCase):
-    def test_valid_tagline(self) -> None:
-        tagline = TagLine('TAGS: tag1 tag2')
-        self.assertEqual(tagline, 'TAGS: tag1 tag2')
-
-    def test_valid_tagline_with_newline(self) -> None:
-        tagline = TagLine('TAGS: tag1\n tag2')
-        self.assertEqual(tagline, 'TAGS: tag1 tag2')
-
-    def test_invalid_tagline(self) -> None:
-        with self.assertRaises(TagError):
-            TagLine('tag1 tag2')
-
-    def test_prefix(self) -> None:
-        self.assertEqual(TagLine.prefix, 'TAGS:')
-
-    def test_from_set(self) -> None:
-        tags = {Tag('tag1'), Tag('tag2')}
-        tagline = TagLine.from_set(tags)
-        self.assertEqual(tagline, 'TAGS: tag1 tag2')
-
-    def test_tags(self) -> None:
-        tagline = TagLine('TAGS: tag1 tag2')
-        tags = tagline.tags()
-        self.assertEqual(tags, {Tag('tag1'), Tag('tag2')})
-
-    def test_tags_with_newline(self) -> None:
-        tagline = TagLine('TAGS: tag1\n tag2')
-        tags = tagline.tags()
-        self.assertEqual(tags, {Tag('tag1'), Tag('tag2')})
-
-    def test_merge(self) -> None:
-        tagline1 = TagLine('TAGS: tag1 tag2')
-        tagline2 = TagLine('TAGS: tag2 tag3')
-        merged_tagline = tagline1.merge({tagline2})
-        self.assertEqual(merged_tagline, 'TAGS: tag1 tag2 tag3')
-
-    def test_delete_tags(self) -> None:
-        tagline = TagLine('TAGS: tag1 tag2 tag3')
-        new_tagline = tagline.delete_tags({Tag('tag1'), Tag('tag3')})
-        self.assertEqual(new_tagline, 'TAGS: tag2')
-
-    def test_add_tags(self) -> None:
-        tagline = TagLine('TAGS: tag1')
-        new_tagline = tagline.add_tags({Tag('tag2'), Tag('tag3')})
-        self.assertEqual(new_tagline, 'TAGS: tag1 tag2 tag3')
-
-    def test_rename_tags(self) -> None:
-        tagline = TagLine('TAGS: old1 old2')
-        new_tagline = tagline.rename_tags({(Tag('old1'), Tag('new1')), (Tag('old2'), Tag('new2'))})
-        self.assertEqual(new_tagline, 'TAGS: new1 new2')
-
-    def test_match_tags(self) -> None:
-        tagline = TagLine('TAGS: tag1 tag2 tag3')
-
-        # Test case 1: Match any tag in 'tags_or'
-        tags_or = {Tag('tag1'), Tag('tag4')}
-        tags_and: set[Tag] = set()
-        tags_not: set[Tag] = set()
-        self.assertTrue(tagline.match_tags(tags_or, tags_and, tags_not))
-
-        # Test case 2: Match all tags in 'tags_and'
-        tags_or = set()
-        tags_and = {Tag('tag1'), Tag('tag2'), Tag('tag3')}
-        tags_not = set()
-        self.assertTrue(tagline.match_tags(tags_or, tags_and, tags_not))
-
-        # Test case 3: Match any tag in 'tags_or' and match all tags in 'tags_and'
-        tags_or = {Tag('tag1'), Tag('tag4')}
-        tags_and = {Tag('tag1'), Tag('tag2')}
-        tags_not = set()
-        self.assertTrue(tagline.match_tags(tags_or, tags_and, tags_not))
-
-        # Test case 4: Match any tag in 'tags_or', match all tags in 'tags_and', and exclude tags in 'tags_not'
-        tags_or = {Tag('tag1'), Tag('tag4')}
-        tags_and = {Tag('tag1'), Tag('tag2')}
-        tags_not = {Tag('tag5')}
-        self.assertTrue(tagline.match_tags(tags_or, tags_and, tags_not))
-
-        # Test case 5: No matching tags in 'tags_or'
-        tags_or = {Tag('tag4'), Tag('tag5')}
-        tags_and = set()
-        tags_not = set()
-        self.assertFalse(tagline.match_tags(tags_or, tags_and, tags_not))
-
-        # Test case 6: Not all tags in 'tags_and' are present
-        tags_or = set()
-        tags_and = {Tag('tag1'), Tag('tag2'), Tag('tag3'), Tag('tag4')}
-        tags_not = set()
-        self.assertFalse(tagline.match_tags(tags_or, tags_and, tags_not))
-
-        # Test case 7: Some tags in 'tags_not' are present
-        tags_or = {Tag('tag1')}
-        tags_and = set()
-        tags_not = {Tag('tag2')}
-        self.assertFalse(tagline.match_tags(tags_or, tags_and, tags_not))
-
-        # Test case 8: 'tags_or' and 'tags_and' are None, match all tags
-        tags_not = set()
-        self.assertTrue(tagline.match_tags(None, None, tags_not))
-
-        # Test case 9: 'tags_or' and 'tags_and' are None, match all tags except excluded tags
-        tags_not = {Tag('tag2')}
-        self.assertFalse(tagline.match_tags(None, None, tags_not))
-
-
-class SourceCodeTestCase(CmmTestCase):
-    def test_source_code_with_include_delims(self) -> None:
-        text = """
-        Some text before the code block
-        ```python
-        print("Hello, World!")
-        ```
-        Some text after the code block
-        ```python
-        x = 10
-        y = 20
-        print(x + y)
-        ```
-        """
-        expected_result = [
-            "        ```python\n        print(\"Hello, World!\")\n        ```\n",
-            "        ```python\n        x = 10\n        y = 20\n        print(x + y)\n        ```\n"
-        ]
-        result = source_code(text, include_delims=True)
-        self.assertEqual(result, expected_result)
-
-    def test_source_code_without_include_delims(self) -> None:
-        text = """
-        Some text before the code block
-        ```python
-        print("Hello, World!")
-        ```
-        Some text after the code block
-        ```python
-        x = 10
-        y = 20
-        print(x + y)
-        ```
-        """
-        expected_result = [
-            "        print(\"Hello, World!\")\n",
-            "        x = 10\n        y = 20\n        print(x + y)\n"
-        ]
-        result = source_code(text, include_delims=False)
-        self.assertEqual(result, expected_result)
-
-    def test_source_code_with_single_code_block(self) -> None:
-        text = "```python\nprint(\"Hello, World!\")\n```"
-        expected_result = ["```python\nprint(\"Hello, World!\")\n```\n"]
-        result = source_code(text, include_delims=True)
-        self.assertEqual(result, expected_result)
-
-    def test_source_code_with_no_code_blocks(self) -> None:
-        text = "Some text without any code blocks"
-        expected_result: list[str] = []
-        result = source_code(text, include_delims=True)
-        self.assertEqual(result, expected_result)
-
-
-class QuestionTestCase(CmmTestCase):
-    def test_question_with_prefix(self) -> None:
-        with self.assertRaises(MessageError):
-            Question("=== QUESTION === What is your name?")
-
-    def test_question_without_prefix(self) -> None:
-        question = Question("What is your favorite color?")
-        self.assertIsInstance(question, Question)
-        self.assertEqual(question, "What is your favorite color?")
-
-
-class AnswerTestCase(CmmTestCase):
-    def test_answer_with_prefix(self) -> None:
-        with self.assertRaises(MessageError):
-            Answer("=== ANSWER === Yes")
-
-    def test_answer_without_prefix(self) -> None:
-        answer = Answer("No")
-        self.assertIsInstance(answer, Answer)
-        self.assertEqual(answer, "No")

tests/test_message.py

@@ -0,0 +1,292 @@
+import pathlib
+import tempfile
+from typing import cast
+from .test_main import CmmTestCase
+from chatmastermind.message import source_code, Message, MessageError, Question, Answer
+from chatmastermind.tags import Tag, TagLine
+
+
+class SourceCodeTestCase(CmmTestCase):
+    def test_source_code_with_include_delims(self) -> None:
+        text = """
+        Some text before the code block
+        ```python
+        print("Hello, World!")
+        ```
+        Some text after the code block
+        ```python
+        x = 10
+        y = 20
+        print(x + y)
+        ```
+        """
+        expected_result = [
+            "        ```python\n        print(\"Hello, World!\")\n        ```\n",
+            "        ```python\n        x = 10\n        y = 20\n        print(x + y)\n        ```\n"
+        ]
+        result = source_code(text, include_delims=True)
+        self.assertEqual(result, expected_result)
+
+    def test_source_code_without_include_delims(self) -> None:
+        text = """
+        Some text before the code block
+        ```python
+        print("Hello, World!")
+        ```
+        Some text after the code block
+        ```python
+        x = 10
+        y = 20
+        print(x + y)
+        ```
+        """
+        expected_result = [
+            "        print(\"Hello, World!\")\n",
+            "        x = 10\n        y = 20\n        print(x + y)\n"
+        ]
+        result = source_code(text, include_delims=False)
+        self.assertEqual(result, expected_result)
+
+    def test_source_code_with_single_code_block(self) -> None:
+        text = "```python\nprint(\"Hello, World!\")\n```"
+        expected_result = ["```python\nprint(\"Hello, World!\")\n```\n"]
+        result = source_code(text, include_delims=True)
+        self.assertEqual(result, expected_result)
+
+    def test_source_code_with_no_code_blocks(self) -> None:
+        text = "Some text without any code blocks"
+        expected_result: list[str] = []
+        result = source_code(text, include_delims=True)
+        self.assertEqual(result, expected_result)
+
+
+class QuestionTestCase(CmmTestCase):
+    def test_question_with_prefix(self) -> None:
+        with self.assertRaises(MessageError):
+            Question("=== QUESTION === What is your name?")
+
+    def test_question_without_prefix(self) -> None:
+        question = Question("What is your favorite color?")
+        self.assertIsInstance(question, Question)
+        self.assertEqual(question, "What is your favorite color?")
+
+
+class AnswerTestCase(CmmTestCase):
+    def test_answer_with_prefix(self) -> None:
+        with self.assertRaises(MessageError):
+            Answer("=== ANSWER === Yes")
+
+    def test_answer_without_prefix(self) -> None:
+        answer = Answer("No")
+        self.assertIsInstance(answer, Answer)
+        self.assertEqual(answer, "No")
+
+
+class MessageToFileTxtTestCase(CmmTestCase):
+    def setUp(self) -> None:
+        self.file = tempfile.NamedTemporaryFile(delete=False, suffix='.txt')
+        self.file_path = pathlib.Path(self.file.name)
+        self.message = Message(Question('This is a question.'),
+                               Answer('This is an answer.'),
+                               {Tag('tag1'), Tag('tag2')},
+                               self.file_path)
+
+    def tearDown(self) -> None:
+        self.file.close()
+        self.file_path.unlink()
+
+    def test_to_file_txt(self) -> None:
+        self.message.to_file(self.file_path)
+
+        with open(self.file_path, "r") as fd:
+            content = fd.read()
+        expected_content = f"""{TagLine.prefix} tag1 tag2
+{Question.txt_header}
+This is a question.
+{Answer.txt_header}
+This is an answer.
+"""
+        self.assertEqual(content, expected_content)
+
+    def test_to_file_unsupported_file_type(self) -> None:
+        unsupported_file_path = pathlib.Path("example.doc")
+        with self.assertRaises(MessageError) as cm:
+            self.message.to_file(unsupported_file_path)
+        self.assertEqual(str(cm.exception), "File type '.doc' is not supported")
+
+    def test_to_file_no_file_path(self) -> None:
+        """
+        Provoke an exception using an empty path.
+        """
+        with self.assertRaises(MessageError) as cm:
+            # clear the internal file_path
+            self.message.file_path = None
+            self.message.to_file(None)
+        self.assertEqual(str(cm.exception), "Got no valid path to write message")
+        # reset the internal file_path
+        self.message.file_path = self.file_path
+
+
+class MessageToFileYamlTestCase(CmmTestCase):
+    def setUp(self) -> None:
+        self.file = tempfile.NamedTemporaryFile(delete=False, suffix='.yaml')
+        self.file_path = pathlib.Path(self.file.name)
+        self.message = Message(Question('This is a question.'),
+                               Answer('This is an answer.'),
+                               {Tag('tag1'), Tag('tag2')},
+                               self.file_path)
+        self.message_multiline = Message(Question('This is a\nmultiline question.'),
+                                         Answer('This is a\nmultiline answer.'),
+                                         {Tag('tag1'), Tag('tag2')},
+                                         self.file_path)
+
+    def tearDown(self) -> None:
+        self.file.close()
+        self.file_path.unlink()
+
+    def test_to_file_yaml(self) -> None:
+        self.message.to_file(self.file_path)
+
+        with open(self.file_path, "r") as fd:
+            content = fd.read()
+        expected_content = "answer: This is an answer.\nquestion: This is a question.\ntags:\n- tag1\n- tag2\n"
+        self.assertEqual(content, expected_content)
+
+    def test_to_file_yaml_multiline(self) -> None:
+        self.message_multiline.to_file(self.file_path)
+
+        with open(self.file_path, "r") as fd:
+            content = fd.read()
+        expected_content = f"""{Answer.yaml_key}: |-
+  This is a
+  multiline answer.
+{Question.yaml_key}: |-
+  This is a
+  multiline question.
+{Message.tags_yaml_key}:
+- tag1
+- tag2
+"""
+        self.assertEqual(content, expected_content)
+
+
+class MessageFromFileTxtTestCase(CmmTestCase):
+    def setUp(self) -> None:
+        self.file = tempfile.NamedTemporaryFile(delete=False, suffix='.txt')
+        self.file_path = pathlib.Path(self.file.name)
+        with open(self.file_path, "w") as fd:
+            fd.write(f"""{TagLine.prefix} tag1 tag2
+{Question.txt_header}
+This is a question.
+{Answer.txt_header}
+This is an answer.
+""")
+        self.file_no_tags = tempfile.NamedTemporaryFile(delete=False, suffix='.txt')
+        self.file_path_no_tags = pathlib.Path(self.file_no_tags.name)
+        with open(self.file_path_no_tags, "w") as fd:
+            fd.write(f"""{Question.txt_header}
+This is a question.
+{Answer.txt_header}
+This is an answer.
+""")
+
+    def tearDown(self) -> None:
+        self.file.close()
+        self.file_no_tags.close()
+        self.file_path.unlink()
+        self.file_path_no_tags.unlink()
+
+    def test_from_file_txt(self) -> None:
+        message = Message.from_file(self.file_path)
+        self.assertIsNotNone(message)
+        self.assertIsInstance(message, Message)
+        if message:
+            self.assertEqual(message.question, 'This is a question.')
+            self.assertEqual(message.answer, 'This is an answer.')
+            self.assertSetEqual(cast(set[Tag], message.tags), {Tag('tag1'), Tag('tag2')})
+            self.assertEqual(message.file_path, self.file_path)
+
+    def test_from_file_txt_no_tags(self) -> None:
+        message = Message.from_file(self.file_path_no_tags)
+        self.assertIsNotNone(message)
+        self.assertIsInstance(message, Message)
+        if message:
+            self.assertEqual(message.question, 'This is a question.')
+            self.assertEqual(message.answer, 'This is an answer.')
+            self.assertSetEqual(cast(set[Tag], message.tags), set())
+            self.assertEqual(message.file_path, self.file_path_no_tags)
+
+    def test_from_file_txt_tags_match(self) -> None:
+        message = Message.from_file(self.file_path, tags_or={Tag('tag1')})
+        self.assertIsNotNone(message)
+        self.assertIsInstance(message, Message)
+        if message:
+            self.assertEqual(message.question, 'This is a question.')
+            self.assertEqual(message.answer, 'This is an answer.')
+            self.assertSetEqual(cast(set[Tag], message.tags), {Tag('tag1'), Tag('tag2')})
+            self.assertEqual(message.file_path, self.file_path)
+
+    def test_from_file_txt_tags_dont_match(self) -> None:
+        message = Message.from_file(self.file_path, tags_or={Tag('tag3')})
+        self.assertIsNone(message)
+
+    def test_from_file_not_exists(self) -> None:
+        file_not_exists = pathlib.Path("example.txt")
+        with self.assertRaises(MessageError) as cm:
+            Message.from_file(file_not_exists)
+        self.assertEqual(str(cm.exception), f"Message file '{file_not_exists}' does not exist")
+
+
+class MessageFromFileYamlTestCase(CmmTestCase):
+    def setUp(self) -> None:
+        self.file = tempfile.NamedTemporaryFile(delete=False, suffix='.yaml')
+        self.file_path = pathlib.Path(self.file.name)
+        with open(self.file_path, "w") as fd:
+            fd.write(f"""
+{Question.yaml_key}: |-
+  This is a question.
+{Answer.yaml_key}: |-
+  This is an answer.
+{Message.tags_yaml_key}:
+  - tag1
+  - tag2
+""")
+        self.file_no_tags = tempfile.NamedTemporaryFile(delete=False, suffix='.yaml')
+        self.file_path_no_tags = pathlib.Path(self.file_no_tags.name)
+        with open(self.file_path_no_tags, "w") as fd:
+            fd.write(f"""
+{Question.yaml_key}: |-
+  This is a question.
+{Answer.yaml_key}: |-
+  This is an answer.
+""")
+
+    def tearDown(self) -> None:
+        self.file.close()
+        self.file_path.unlink()
+
+    def test_from_file_yaml(self) -> None:
+        message = Message.from_file(self.file_path)
+        self.assertIsInstance(message, Message)
+        self.assertIsNotNone(message)
+        if message:
+            self.assertEqual(message.question, 'This is a question.')
+            self.assertEqual(message.answer, 'This is an answer.')
+            self.assertSetEqual(cast(set[Tag], message.tags), {Tag('tag1'), Tag('tag2')})
+            self.assertEqual(message.file_path, self.file_path)
+
+    def test_from_file_yaml_no_tags(self) -> None:
+        message = Message.from_file(self.file_path_no_tags)
+        self.assertIsInstance(message, Message)
+        self.assertIsNotNone(message)
+        if message:
+            self.assertEqual(message.question, 'This is a question.')
+            self.assertEqual(message.answer, 'This is an answer.')
+            self.assertSetEqual(cast(set[Tag], message.tags), set())
+            self.assertEqual(message.file_path, self.file_path_no_tags)
+
+    def test_from_file_not_exists(self) -> None:
+        file_not_exists = pathlib.Path("example.yaml")
+        with self.assertRaises(MessageError) as cm:
+            Message.from_file(file_not_exists)
+        self.assertEqual(str(cm.exception), f"Message file '{file_not_exists}' does not exist")

tests/test_tags.py

@@ -0,0 +1,124 @@
+from .test_main import CmmTestCase
+from chatmastermind.tags import Tag, TagLine, TagError
+
+
+class TestTag(CmmTestCase):
+    def test_valid_tag(self) -> None:
+        tag = Tag('mytag')
+        self.assertEqual(tag, 'mytag')
+
+    def test_invalid_tag(self) -> None:
+        with self.assertRaises(TagError):
+            Tag('tag with space')
+
+    def test_default_separator(self) -> None:
+        self.assertEqual(Tag.default_separator, ' ')
+
+    def test_alternative_separators(self) -> None:
+        self.assertEqual(Tag.alternative_separators, [','])
+
+
+class TestTagLine(CmmTestCase):
+    def test_valid_tagline(self) -> None:
+        tagline = TagLine('TAGS: tag1 tag2')
+        self.assertEqual(tagline, 'TAGS: tag1 tag2')
+
+    def test_valid_tagline_with_newline(self) -> None:
+        tagline = TagLine('TAGS: tag1\n tag2')
+        self.assertEqual(tagline, 'TAGS: tag1 tag2')
+
+    def test_invalid_tagline(self) -> None:
+        with self.assertRaises(TagError):
+            TagLine('tag1 tag2')
+
+    def test_prefix(self) -> None:
+        self.assertEqual(TagLine.prefix, 'TAGS:')
+
+    def test_from_set(self) -> None:
+        tags = {Tag('tag1'), Tag('tag2')}
+        tagline = TagLine.from_set(tags)
+        self.assertEqual(tagline, 'TAGS: tag1 tag2')
+
+    def test_tags(self) -> None:
+        tagline = TagLine('TAGS: tag1 tag2')
+        tags = tagline.tags()
+        self.assertEqual(tags, {Tag('tag1'), Tag('tag2')})
+
+    def test_tags_with_newline(self) -> None:
+        tagline = TagLine('TAGS: tag1\n tag2')
+        tags = tagline.tags()
+        self.assertEqual(tags, {Tag('tag1'), Tag('tag2')})
+
+    def test_merge(self) -> None:
+        tagline1 = TagLine('TAGS: tag1 tag2')
+        tagline2 = TagLine('TAGS: tag2 tag3')
+        merged_tagline = tagline1.merge({tagline2})
+        self.assertEqual(merged_tagline, 'TAGS: tag1 tag2 tag3')
+
+    def test_delete_tags(self) -> None:
+        tagline = TagLine('TAGS: tag1 tag2 tag3')
+        new_tagline = tagline.delete_tags({Tag('tag1'), Tag('tag3')})
+        self.assertEqual(new_tagline, 'TAGS: tag2')
+
+    def test_add_tags(self) -> None:
+        tagline = TagLine('TAGS: tag1')
+        new_tagline = tagline.add_tags({Tag('tag2'), Tag('tag3')})
+        self.assertEqual(new_tagline, 'TAGS: tag1 tag2 tag3')
+
+    def test_rename_tags(self) -> None:
+        tagline = TagLine('TAGS: old1 old2')
+        new_tagline = tagline.rename_tags({(Tag('old1'), Tag('new1')), (Tag('old2'), Tag('new2'))})
+        self.assertEqual(new_tagline, 'TAGS: new1 new2')
+
+    def test_match_tags(self) -> None:
+        tagline = TagLine('TAGS: tag1 tag2 tag3')
+
+        # Test case 1: Match any tag in 'tags_or'
+        tags_or = {Tag('tag1'), Tag('tag4')}
+        tags_and: set[Tag] = set()
+        tags_not: set[Tag] = set()
+        self.assertTrue(tagline.match_tags(tags_or, tags_and, tags_not))
+
+        # Test case 2: Match all tags in 'tags_and'
+        tags_or = set()
+        tags_and = {Tag('tag1'), Tag('tag2'), Tag('tag3')}
+        tags_not = set()
+        self.assertTrue(tagline.match_tags(tags_or, tags_and, tags_not))
+
+        # Test case 3: Match any tag in 'tags_or' and match all tags in 'tags_and'
+        tags_or = {Tag('tag1'), Tag('tag4')}
+        tags_and = {Tag('tag1'), Tag('tag2')}
+        tags_not = set()
+        self.assertTrue(tagline.match_tags(tags_or, tags_and, tags_not))
+
+        # Test case 4: Match any tag in 'tags_or', match all tags in 'tags_and', and exclude tags in 'tags_not'
+        tags_or = {Tag('tag1'), Tag('tag4')}
+        tags_and = {Tag('tag1'), Tag('tag2')}
+        tags_not = {Tag('tag5')}
+        self.assertTrue(tagline.match_tags(tags_or, tags_and, tags_not))
+
+        # Test case 5: No matching tags in 'tags_or'
+        tags_or = {Tag('tag4'), Tag('tag5')}
+        tags_and = set()
+        tags_not = set()
+        self.assertFalse(tagline.match_tags(tags_or, tags_and, tags_not))
+
+        # Test case 6: Not all tags in 'tags_and' are present
+        tags_or = set()
+        tags_and = {Tag('tag1'), Tag('tag2'), Tag('tag3'), Tag('tag4')}
+        tags_not = set()
+        self.assertFalse(tagline.match_tags(tags_or, tags_and, tags_not))
+
+        # Test case 7: Some tags in 'tags_not' are present
+        tags_or = {Tag('tag1')}
+        tags_and = set()
+        tags_not = {Tag('tag2')}
+        self.assertFalse(tagline.match_tags(tags_or, tags_and, tags_not))
+
+        # Test case 8: 'tags_or' and 'tags_and' are None, match all tags
+        tags_not = set()
+        self.assertTrue(tagline.match_tags(None, None, tags_not))
+
+        # Test case 9: 'tags_or' and 'tags_and' are None, match all tags except excluded tags
+        tags_not = {Tag('tag2')}
+        self.assertFalse(tagline.match_tags(None, None, tags_not))