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66d26380e5* Upgrade to modern Python syntax * [pre-commit.ci] auto fixes from pre-commit.com hooks for more information, see https://pre-commit.ci Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
48 lines
1.6 KiB
Python
48 lines
1.6 KiB
Python
from pathlib import Path
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from manim import BraceLabel, Mobject, config
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def test_mobject_copy():
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"""Test that a copy is a deepcopy."""
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orig = Mobject()
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orig.add(*(Mobject() for _ in range(10)))
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copy = orig.copy()
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assert orig is orig
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assert orig is not copy
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assert orig.submobjects is not copy.submobjects
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for i in range(10):
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assert orig.submobjects[i] is not copy.submobjects[i]
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def test_bracelabel_copy(tmp_path):
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"""Test that a copy is a deepcopy."""
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# For this test to work, we need to tweak some folders temporarily
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original_text_dir = config["text_dir"]
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original_tex_dir = config["tex_dir"]
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mediadir = Path(tmp_path) / "deepcopy"
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config["text_dir"] = str(mediadir.joinpath("Text"))
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config["tex_dir"] = str(mediadir.joinpath("Tex"))
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for el in ["text_dir", "tex_dir"]:
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Path(config[el]).mkdir(parents=True)
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# Before the refactoring of Mobject.copy(), the class BraceLabel was the
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# only one to have a non-trivial definition of copy. Here we test that it
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# still works after the refactoring.
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orig = BraceLabel(Mobject(), "label")
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copy = orig.copy()
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assert orig is orig
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assert orig is not copy
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assert orig.brace is not copy.brace
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assert orig.label is not copy.label
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assert orig.submobjects is not copy.submobjects
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assert orig.submobjects[0] is orig.brace
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assert copy.submobjects[0] is copy.brace
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assert orig.submobjects[0] is not copy.brace
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assert copy.submobjects[0] is not orig.brace
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# Restore the original folders
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config["text_dir"] = original_text_dir
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config["tex_dir"] = original_tex_dir
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