def test_set_mode_default(self):
font= {}
fakeI2c = FakeI2c()
sut = IS31FL3730(fakeI2c, font)
constants = I2cConstants()
sut.set_mode(constants.MODE_5X11)
self.assertEquals(fakeI2c.write_i2c_block_data_calls[0]["size"], [constants.MODE_5X11])
def test_rotate5bits_inrange(self):
font= {}
sut = IS31FL3730(FakeI2c(), font)
self.assertEquals(sut.rotate5bits(1), 16)
self.assertEquals(sut.rotate5bits(2), 8)
self.assertEquals(sut.rotate5bits(4), 4)
self.assertEquals(sut.rotate5bits(8), 2)
self.assertEquals(sut.rotate5bits(16), 1)
def test_set_brightness_after_setting_it(self):
font= {}
fakeI2c = FakeI2c()
sut = IS31FL3730(fakeI2c, font)
constants = I2cConstants()
sut.set_brightness(5)
self.assertEquals(fakeI2c.write_i2c_block_data_calls[0]["size"], [5])
self.assertEquals(sut.get_brightness(), 5)
def test_create_scrollphat_with_fake_i2c(self):
font = {}
sut = IS31FL3730(FakeI2c(), font)
self.assertTrue(sut is not None)
def test_rotate5bits_outrange_returns_zero(self):
font= {}
sut = IS31FL3730(FakeI2c(), font)
self.assertEquals(sut.rotate5bits(0), 0)
self.assertEquals(sut.rotate5bits(32), 0)
def test_set_brightness_when_it_was_never_set(self):
font= {}
fakeI2c = FakeI2c()
sut = IS31FL3730(fakeI2c, font)
constants = I2cConstants()
self.assertEquals(sut.get_brightness(), -1)