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# generat3D - evaluate Daz DSON scenes and write .dbz files
# Copyright (C) 2026 Danilo M. <danix@danix.xyz>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
import contextlib
import gzip
import io
import json
import shutil
import tempfile
import unittest
from pathlib import Path
from generat3d.__main__ import main
DATA = Path(__file__).parent / "data"
class CliTest(unittest.TestCase):
def setUp(self):
self.tmp = tempfile.TemporaryDirectory()
self.dir = Path(self.tmp.name)
self.duf = self.dir / "scene.duf"
shutil.copy(DATA / "scene.duf", self.duf)
def tearDown(self):
self.tmp.cleanup()
def run_main(self, *args):
out, err = io.StringIO(), io.StringIO()
with contextlib.redirect_stdout(out), contextlib.redirect_stderr(err):
code = main(list(args))
return code, out.getvalue(), err.getvalue()
def test_default_output_beside_scene(self):
code, out, _ = self.run_main(str(self.duf), "-L", str(DATA / "lib"))
self.assertEqual((code, out), (0, ""))
doc = json.loads(gzip.decompress((self.dir / "scene.dbz").read_bytes()))
self.assertEqual(doc["figures"][0]["name"], "Fig")
def test_explicit_output(self):
target = self.dir / "other.dbz"
code, _, _ = self.run_main(str(self.duf), "-L", str(DATA / "lib"), "-o", str(target))
self.assertEqual(code, 0)
self.assertTrue(target.exists())
def test_error_exits_1_without_output(self):
code, _, err = self.run_main(str(self.duf), "-L", str(self.dir / "nope"))
self.assertEqual(code, 1)
self.assertIn("generat3d: error: library root not found", err)
self.assertFalse((self.dir / "scene.dbz").exists())
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