204 lines
5.2 KiB
Plaintext
204 lines
5.2 KiB
Plaintext
{
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"cells": [
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"# Let's make sure pytest and ipytest packages are installed\n",
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"# ipytest is required for running pytest inside Jupyter notebooks\n",
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"import sys\n",
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"\n",
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"!{sys.executable} -m pip install pytest\n",
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"!{sys.executable} -m pip install ipytest\n",
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"\n",
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"# These are needed for running pytest inside Jupyter notebooks\n",
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"import ipytest\n",
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"import pytest\n",
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"\n",
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"ipytest.autoconfig()"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"# 1. Finalize test cases\n",
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"The testing part of the `TodoList` implementation is incomplete. Fill `____` parts of the tests. "
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {
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"editable": false
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},
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"outputs": [],
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"source": [
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"class TodoNotFound(Exception):\n",
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" pass\n",
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"\n",
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"\n",
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"class TodoList:\n",
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" def __init__(self):\n",
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" self._todo = {}\n",
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" self._done = {}\n",
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" self._task_counter = 1\n",
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"\n",
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" @property\n",
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" def todo_tasks(self):\n",
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" return self._todo\n",
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"\n",
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" @property\n",
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" def done_tasks(self):\n",
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" return self._done\n",
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"\n",
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" def add(self, task):\n",
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" self._todo[self._task_counter] = task\n",
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" self._task_counter += 1\n",
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"\n",
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" def complete(self, number):\n",
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" if number not in self._todo:\n",
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" raise TodoNotFound(f\"{number} not in todos\")\n",
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"\n",
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" task = self._todo.pop(number)\n",
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" self._done[number] = task\n",
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"\n",
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" def remove(self, number):\n",
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" if number not in self._todo:\n",
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" raise TodoNotFound(f\"{number} not in todos\")\n",
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"\n",
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" del self._todo[number]"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"Finalize tests for `TodoList`."
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"%%ipytest\n",
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"\n",
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"\n",
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"@pytest.____\n",
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"def todo_list():\n",
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" tl = TodoList()\n",
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" tl.add('buy milk')\n",
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" tl.add('take dog out')\n",
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" tl.add('learn pytest fixtures')\n",
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" ____ ____\n",
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"\n",
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"\n",
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"def test_todo_tasks_property(todo_list):\n",
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" todo = todo_list.todo_tasks\n",
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" assert todo == {\n",
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" 1: 'buy milk',\n",
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" 2: 'take dog out',\n",
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" 3: 'learn pytest fixtures'\n",
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" }\n",
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"\n",
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"\n",
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"def test_add(____):\n",
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" todo_list.add('check pytest docs')\n",
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" todos = todo_list.todo_tasks\n",
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" assert todos[4] == ____\n",
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"\n",
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"\n",
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"def test_complete(todo_list):\n",
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" # Make sure there is not done tasks yet\n",
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" assert not todo_list.done_tasks\n",
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"\n",
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" todo_list.complete(3)\n",
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" done = todo_list.____\n",
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" todo = todo_list.____\n",
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" assert done[3] == 'learn pytest fixtures'\n",
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" assert 3 not in ____\n",
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"\n",
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"\n",
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"def test_complete_with_unknown_task_number(todo_list):\n",
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" # This is how you can test that a certain exception is raised\n",
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" with pytest.raises(TodoNotFound):\n",
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" todo_list.complete(10)\n",
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"\n",
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"\n",
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"def test_remove(todo_list):\n",
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" todo_list.remove(1)\n",
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" done = todo_list.done_tasks\n",
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" todo = todo_list.todo_tasks\n",
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"\n",
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" assert 1 not in ____\n",
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" # Make sure it was not moved to done\n",
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" ____ not done\n",
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"\n",
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"\n",
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"def test_remove_with_unknown_task_number(todo_list):\n",
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" with pytest.____(____):\n",
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" todo_list.remove(12)\n"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"# 2. Testing the [Fibonacci numbers](https://en.wikipedia.org/wiki/Fibonacci_number)\n",
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"\n",
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"Implement a test for the `fibonacci` function. Use `pytest.mark.parametrize` and test at least with numbers: 0, 1, 2, 3, and 10. You can find the expected results and more information about the Fibonacci numbers [here](https://en.wikipedia.org/wiki/Fibonacci_number)."
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {
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"editable": false
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},
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"outputs": [],
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"source": [
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"def fibonacci(number):\n",
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" if number in [0, 1]:\n",
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" return number\n",
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" return fibonacci(number - 1) + fibonacci(number - 2)"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"%%ipytest\n",
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"\n",
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"# Your implementation here\n"
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]
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}
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],
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"metadata": {
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"kernelspec": {
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"display_name": "Python 3 (ipykernel)",
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"language": "python",
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"name": "python3"
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},
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"language_info": {
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"codemirror_mode": {
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"name": "ipython",
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"version": 3
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},
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"file_extension": ".py",
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"mimetype": "text/x-python",
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"name": "python",
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"nbconvert_exporter": "python",
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"pygments_lexer": "ipython3",
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"version": "3.11.0"
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}
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},
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"nbformat": 4,
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"nbformat_minor": 2
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}
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