testing::Mock::VerifyAndClearExpectations(&driver);
// Verify that the matrix really is cleared
EXPECT_CALL(driver, send_keyboard_mock(KeyboardReport())).Times(Between(0, 1));
testing::Mock::VerifyAndClearExpectations(&driver);
// Verify that the matrix really is cleared
EXPECT_CALL(driver, send_keyboard_mock(KeyboardReport())).Times(Between(0, 1));