python-FloatImg/tests/dumps.py

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"""test of file dump functions """
import os
import floatimg
TEST_PATH = os.path.join(os.path.dirname(__file__), "test.dump")
# TODO refactor to fixture
def create_dump():
width, height = 5, 5
img = floatimg.create_rgb(width, height)
# fill it to have something to compare
img.fill((64.0, 64.0, 64.0))
img.dump(TEST_PATH)
def test_dump_to_file():
create_dump()
assert os.path.exists(TEST_PATH)
assert os.path.isfile(TEST_PATH)
assert os.path.getsize(TEST_PATH) == 320
os.remove(TEST_PATH)
def test_infos():
create_dump()
floatimg.fileinfos(TEST_PATH) == 5, 5, floatimg.RGB
os.remove(TEST_PATH)
def test_load():
create_dump()
width, height = 5, 5
img = floatimg.create_rgb(width, height)
img.load(TEST_PATH)
for y in range(height):
for x in range(width):
assert img.get(x, y) == [64.0, 64.0, 64.0]
os.remove(TEST_PATH)
def test_create():
create_dump()
img = floatimg.create_from_dump(TEST_PATH)
for y in range(img.height):
for x in range(img.width):
assert img.get(x, y) == [64.0, 64.0, 64.0]
os.remove(TEST_PATH)