64 lines
1.9 KiB
Python
64 lines
1.9 KiB
Python
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#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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# IMPORTS
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# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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from contextlib import nullcontext as does_not_raise
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import pytest;
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from pytest import mark;
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from unittest import TestCase;
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from src.stacks.stack import Stack;
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# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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# Fixtures
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# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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def format_data_for_display(data):
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return [ '{given_name} {family_name}: {title}'.format(**row) for row in data ];
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# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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# Test stack
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# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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@mark.usefixtures('test')
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def test_stack_initialisation(test: TestCase):
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stack = Stack();
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test.assertEqual(len(stack), 0);
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@mark.usefixtures('test')
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def test_stack_push(test: TestCase):
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stack = Stack();
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test.assertEqual(len(stack), 0);
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stack.push('hallo');
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test.assertEqual(len(stack), 1);
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stack.push('welt');
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test.assertEqual(len(stack), 2);
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stack.push('!');
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test.assertEqual(len(stack), 3);
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@mark.usefixtures('test')
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def test_stack_no_error(test: TestCase):
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stack = Stack();
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stack.push('hallo');
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stack.push('welt');
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stack.push('!');
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with does_not_raise():
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stack.pop();
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stack.pop();
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stack.pop();
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@mark.usefixtures('test')
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def test_stack_error_po(test: TestCase):
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stack = Stack();
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stack.push('hallo');
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stack.push('welt');
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stack.push('!');
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with pytest.raises(Exception):
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stack.pop();
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stack.pop();
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stack.pop();
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stack.pop();
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