def test_check_ready_should_raise_exception_if_multipule_bootloaders(self, mock_chmod, mock_stat, mock_isfile, mock_Popen):
mock_Popen.return_value.communicate.return_value = ('{0:04x}:{1:04x}\n{0:04x}:{1:04x}'.format(self.BOOTLOADER_IDVENDOR, self.BOOTLOADER_IDPRODUCT), '')
mock_Popen.return_value.wait.return_value = 0
fw_up = LinuxFirmwareUpdater('somepath', self.BOOTLOADER_IDVENDOR, self.BOOTLOADER_IDPRODUCT, self.PEACHY_IDVENDOR, self.PEACHY_IDPRODUCT)
with self.assertRaises(Exception):
fw_up.check_ready()
mock_Popen.assert_called_with(['lsusb'], stdout=PIPE, stderr=PIPE)
def test_check_ready_should_return_False_if_no_results(self, mock_chmod, mock_stat, mock_isfile, mock_Popen):
mock_Popen.return_value.communicate.return_value = ('', '')
mock_Popen.return_value.wait.return_value = 0
fw_up = LinuxFirmwareUpdater('somepath', self.BOOTLOADER_IDVENDOR, self.BOOTLOADER_IDPRODUCT, self.PEACHY_IDVENDOR, self.PEACHY_IDPRODUCT)
result = fw_up.check_ready()
self.assertFalse(result)
mock_Popen.assert_called_with(['lsusb'], stdout=PIPE, stderr=PIPE)
