class TestInstrumentProvider:
def setup(self):
# Fixture Setup
self.provider = InstrumentProvider()
def test_load_all_async_when_not_implemented_raises_exception(self):
# Fresh isolated loop testing pattern
loop = asyncio.new_event_loop()
asyncio.set_event_loop(loop)
async def run_test():
# Arrange
# Act
# Assert
with pytest.raises(NotImplementedError):
await self.provider.load_all_async()
loop.run_until_complete(run_test())
def test_load_all_when_not_implemented_raises_exception(self):
# Arrange
# Act
# Assert
with pytest.raises(NotImplementedError):
self.provider.load_all()
def test_load_when_not_implemented_raises_exception(self):
# Arrange
# Act
# Assert
with pytest.raises(NotImplementedError):
self.provider.load(AUDUSD, {})
def test_get_all_when_no_instruments_returns_empty_dict(self):
# Arrange
# Act
result = self.provider.get_all()
# Assert
assert result == {}
def test_find_when_no_instruments_returns_none(self):
# Arrange
# Act
result = self.provider.find(AUDUSD)
# Assert
assert result is None
class TestInstrumentProvider:
def setup(self):
# Fixture Setup
self.provider = InstrumentProvider()
def test_get_all_when_no_instruments_returns_empty_dict(self):
# Arrange, Act
result = self.provider.get_all()
# Assert
assert result == {}
def test_find_when_no_instruments_returns_none(self):
# Arrange, Act
result = self.provider.find(AUDUSD)
# Assert
assert result is None