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|
"""TextClip tests."""
import os
import numpy as np
import pytest
from moviepy import *
def test_duration(util):
clip = TextClip(text="hello world", size=(1280, 720), color="white", font=util.FONT)
clip = clip.with_duration(5)
assert clip.duration == 5
clip.close()
clip2 = clip.with_effects([vfx.Blink(duration_on=1, duration_off=1)])
clip2 = clip2.with_duration(5)
assert clip2.duration == 5
def test_text_filename_arguments_consistence(util):
"""Passing ``text`` or ``filename`` we obtain the same result."""
clip_from_text = (
TextClip(
text="Hello",
size=(20, 20),
color="#000",
bg_color="#FFF",
method="caption",
font=util.FONT,
)
.with_fps(1)
.with_duration(1)
)
with open(os.path.join(util.TMP_DIR, "text-for-clip.txt"), "w") as f:
f.write("Hello")
clip_from_file = (
TextClip(
text="Hello",
size=(20, 20),
color="#000",
bg_color="#FFF",
method="caption",
font=util.FONT,
)
.with_fps(1)
.with_duration(1)
)
frames_from_text = list(clip_from_text.iter_frames())
frames_from_file = list(clip_from_file.iter_frames())
assert len(frames_from_text) == 1
assert len(frames_from_file) == 1
assert np.equal(frames_from_text[0], frames_from_file[0]).all()
@pytest.mark.parametrize(
"method", ("caption", "label"), ids=("method=caption", "method=label")
)
def test_no_text_nor_filename_arguments(method, util):
expected_error_msg = "^No text nor filename provided$"
with pytest.raises(ValueError, match=expected_error_msg):
TextClip(
size=(20, 20),
color="#000",
bg_color="#FFF",
font=util.FONT,
method=method,
)
if __name__ == "__main__":
pytest.main()
|
