mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-11-12 10:39:00 +00:00
9fc5bb546b
Changes many fields to required -- as far as we were able to figure out, signing would fail if these fields aren't provided anyway, so this should not pose a compatibility problem. Co-authored-by: matejcik <ja@matejcik.cz>
211 lines
6.9 KiB
Python
211 lines
6.9 KiB
Python
from common import *
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from mock_storage import mock_storage
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from storage import cache
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from trezor.messages import Initialize
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from trezor.messages import EndSession
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from trezor.wire import DUMMY_CONTEXT
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from apps.base import handle_Initialize, handle_EndSession
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KEY = 0
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class TestStorageCache(unittest.TestCase):
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def setUp(self):
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cache.clear_all()
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def test_start_session(self):
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session_id_a = cache.start_session()
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self.assertIsNotNone(session_id_a)
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session_id_b = cache.start_session()
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self.assertNotEqual(session_id_a, session_id_b)
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cache.clear_all()
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with self.assertRaises(cache.InvalidSessionError):
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cache.set(KEY, "something")
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with self.assertRaises(cache.InvalidSessionError):
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cache.get(KEY)
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def test_end_session(self):
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session_id = cache.start_session()
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self.assertTrue(cache.is_session_started())
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cache.set(KEY, b"A")
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cache.end_current_session()
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self.assertFalse(cache.is_session_started())
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self.assertRaises(cache.InvalidSessionError, cache.get, KEY)
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# ending an ended session should be a no-op
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cache.end_current_session()
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self.assertFalse(cache.is_session_started())
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session_id_a = cache.start_session(session_id)
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# original session no longer exists
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self.assertNotEqual(session_id_a, session_id)
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# original session data no longer exists
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self.assertIsNone(cache.get(KEY))
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# create a new session
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session_id_b = cache.start_session()
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# switch back to original session
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session_id = cache.start_session(session_id_a)
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self.assertEqual(session_id, session_id_a)
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# end original session
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cache.end_current_session()
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# switch back to B
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session_id = cache.start_session(session_id_b)
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self.assertEqual(session_id, session_id_b)
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def test_session_queue(self):
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session_id = cache.start_session()
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self.assertEqual(cache.start_session(session_id), session_id)
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cache.set(KEY, b"A")
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for i in range(cache._MAX_SESSIONS_COUNT):
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cache.start_session()
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self.assertNotEqual(cache.start_session(session_id), session_id)
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self.assertIsNone(cache.get(KEY))
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def test_get_set(self):
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session_id1 = cache.start_session()
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cache.set(KEY, b"hello")
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self.assertEqual(cache.get(KEY), b"hello")
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session_id2 = cache.start_session()
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cache.set(KEY, b"world")
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self.assertEqual(cache.get(KEY), b"world")
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cache.start_session(session_id2)
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self.assertEqual(cache.get(KEY), b"world")
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cache.start_session(session_id1)
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self.assertEqual(cache.get(KEY), b"hello")
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cache.clear_all()
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with self.assertRaises(cache.InvalidSessionError):
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cache.get(KEY)
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def test_delete(self):
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session_id1 = cache.start_session()
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self.assertIsNone(cache.get(KEY))
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cache.set(KEY, b"hello")
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self.assertEqual(cache.get(KEY), b"hello")
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cache.delete(KEY)
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self.assertIsNone(cache.get(KEY))
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cache.set(KEY, b"hello")
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session_id2 = cache.start_session()
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self.assertIsNone(cache.get(KEY))
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cache.set(KEY, b"hello")
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self.assertEqual(cache.get(KEY), b"hello")
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cache.delete(KEY)
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self.assertIsNone(cache.get(KEY))
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cache.start_session(session_id1)
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self.assertEqual(cache.get(KEY), b"hello")
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def test_decorators(self):
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run_count = 0
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cache.start_session()
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@cache.stored(KEY)
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def func():
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nonlocal run_count
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run_count += 1
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return b"foo"
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# cache is empty
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self.assertIsNone(cache.get(KEY))
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self.assertEqual(run_count, 0)
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self.assertEqual(func(), b"foo")
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# function was run
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self.assertEqual(run_count, 1)
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self.assertEqual(cache.get(KEY), b"foo")
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# function does not run again but returns cached value
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self.assertEqual(func(), b"foo")
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self.assertEqual(run_count, 1)
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@cache.stored_async(KEY)
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async def async_func():
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nonlocal run_count
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run_count += 1
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return b"bar"
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# cache is still full
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self.assertEqual(await_result(async_func()), b"foo")
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self.assertEqual(run_count, 1)
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cache.start_session()
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self.assertEqual(await_result(async_func()), b"bar")
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self.assertEqual(run_count, 2)
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# awaitable is also run only once
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self.assertEqual(await_result(async_func()), b"bar")
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self.assertEqual(run_count, 2)
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def test_empty_value(self):
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cache.start_session()
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self.assertIsNone(cache.get(KEY))
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cache.set(KEY, b"")
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self.assertEqual(cache.get(KEY), b"")
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cache.delete(KEY)
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run_count = 0
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@cache.stored(KEY)
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def func():
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nonlocal run_count
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run_count += 1
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return b""
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self.assertEqual(func(), b"")
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# function gets called once
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self.assertEqual(run_count, 1)
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self.assertEqual(func(), b"")
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# function is not called for a second time
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self.assertEqual(run_count, 1)
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@mock_storage
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def test_Initialize(self):
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def call_Initialize(**kwargs):
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msg = Initialize(**kwargs)
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return await_result(handle_Initialize(DUMMY_CONTEXT, msg))
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# calling Initialize without an ID allocates a new one
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session_id = cache.start_session()
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features = call_Initialize()
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self.assertNotEqual(session_id, features.session_id)
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# calling Initialize with the current ID does not allocate a new one
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features = call_Initialize(session_id=session_id)
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self.assertEqual(session_id, features.session_id)
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# store "hello"
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cache.set(KEY, b"hello")
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# check that it is cleared
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features = call_Initialize()
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session_id = features.session_id
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self.assertIsNone(cache.get(KEY))
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# store "hello" again
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cache.set(KEY, b"hello")
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self.assertEqual(cache.get(KEY), b"hello")
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# supplying a different session ID starts a new cache
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call_Initialize(session_id=b"A" * cache._SESSION_ID_LENGTH)
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self.assertIsNone(cache.get(KEY))
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# but resuming a session loads the previous one
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call_Initialize(session_id=session_id)
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self.assertEqual(cache.get(KEY), b"hello")
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def test_EndSession(self):
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self.assertRaises(cache.InvalidSessionError, cache.get, KEY)
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session_id = cache.start_session()
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self.assertTrue(cache.is_session_started())
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self.assertIsNone(cache.get(KEY))
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await_result(handle_EndSession(DUMMY_CONTEXT, EndSession()))
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self.assertFalse(cache.is_session_started())
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self.assertRaises(cache.InvalidSessionError, cache.get, KEY)
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if __name__ == "__main__":
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unittest.main()
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