def test_update_tag(self):
context = Context()
context.create_tag(1, 'python')
context.update_tag(1, 'lua')
tag = context.get_tag(1)
self.assertEqual(tag.id, 1)
self.assertEqual(tag.name, 'lua')
def test_tag_creation(self):
context = Context()
context.create_tag(1, 'python')
self.assertEqual(context.count_tags(), 1)
tag = context.get_tag(1)
self.assertEqual(tag.id, 1)
self.assertEqual(tag.name, 'python')
def test_reuse_tag_identifier(self):
context = Context()
context.create_tag(1, 'python')
context.destroy_tag(1)
context.create_tag(1, 'rust')
tag = context.get_tag(1)
self.assertEqual(tag.id, 1)
self.assertEqual(tag.name, 'rust')
def test_find_all_tags(self):
context = Context()
context.create_tag(1, 'python')
context.create_tag(2, 'rust')
tags = context.find_tags([])
self.assertEqual(len(tags), 2)
self.assertEqual(tags[0].id, 1)
self.assertEqual(tags[0].name, 'python')
self.assertEqual(tags[1].id, 2)
self.assertEqual(tags[1].name, 'rust')
def test_create_relations(self):
context = Context()
context.create_document(1, 'python.pdf', 'pdf', '/tmp/python.pdf')
context.create_document(2, 'rust.pdf', 'pdf', '/tmp/rust.pdf')
context.create_document(3, 'lua.pdf', 'pdf', '/tmp/lua.pdf')
context.create_tag(1, 'book')
context.create_relation(1, 1)
context.create_relation(2, 1)
context.create_relation(3, 1)
document_ids = context.find_document_ids([1])
self.assertEqual(document_ids, [1, 2, 3])
self.assertEqual(context.find_tag_ids([1]), [1])
self.assertEqual(context.find_tag_ids([2]), [1])
self.assertEqual(context.find_tag_ids([3]), [1])
def test_find_id_of_missing_tag(self):
context = Context()
context.create_tag(1, 'python')
context.create_tag(2, 'rust')
context.create_tag(3, 'lua')
with self.assertRaises(ValueError):
_ = context.find_tag_id('java')
def test_find_tag_id(self):
context = Context()
context.create_tag(1, 'python')
context.create_tag(2, 'rust')
context.create_tag(3, 'lua')
self.assertEqual(context.find_tag_id('rust'), 2)
self.assertEqual(context.find_tag_id('lua'), 3)
self.assertEqual(context.find_tag_id('python'), 1)
def test_tag_counting(self):
context = Context()
self.assertEqual(context.count_tags(), 0)
context.create_tag(2, 'rust')
self.assertEqual(context.count_tags(), 1)
context.create_tag(1, 'python')
self.assertEqual(context.count_tags(), 2)
context.create_tag(3, 'lua')
self.assertEqual(context.count_tags(), 3)
context.destroy_tag(2)
self.assertEqual(context.count_tags(), 2)
context.destroy_tag(3)
self.assertEqual(context.count_tags(), 1)
context.destroy_tag(1)
self.assertEqual(context.count_tags(), 0)
def test_remove_missing_relation(self):
context = Context()
context.create_tag(1, 'book')
context.create_document(1, 'python.pdf', 'pdf', '/tmp/python.pdf')
with self.assertRaises(ValueError):
context.destroy_relation(1, 1)
def test_create_relation_with_invalid_document(self):
context = Context()
context.create_tag(1, 'book')
with self.assertRaises(ValueError):
context.create_relation(1, 1)
def test_unique_tag_name_on_update(self):
context = Context()
context.create_tag(1, 'python')
context.create_tag(2, 'rust')
with self.assertRaises(ValueError):
context.update_tag(2, 'python')
def test_remove_missing_tag(self):
context = Context()
context.create_tag(1, 'python')
with self.assertRaises(ValueError):
context.destroy_tag(2)
def test_update_missing_tag(self):
context = Context()
context.create_tag(1, 'python')
with self.assertRaises(ValueError):
context.update_tag(2, 'lua')
def test_invalid_tag_creation(self):
context = Context()
context.create_tag(1, 'python')
with self.assertRaises(ValueError):
context.create_tag(1, 'rust')
def test_missing_tag(self):
context = Context()
context.create_tag(1, 'python')
with self.assertRaises(ValueError):
_ = context.get_tag(2)
