Files
2026-07-13 13:11:15 +08:00

298 lines
13 KiB
Python

import tempfile
import unittest
from pathlib import Path
from unittest import mock
from tests.python.support.paths import add_repo_path
add_repo_path("skills/sdf/scripts")
from sdf import cli
from sdf.source import SdfSourceError
def _write_sdf_source(path: Path, body: str) -> None:
path.write_text(
"\n".join(
[
"def gen_sdf():",
*[f" {line}" for line in body.splitlines()],
"",
]
),
encoding="utf-8",
)
def _strip_cadpy_metadata_comments(text: str) -> str:
return "\n".join(
line for line in text.splitlines() if not line.startswith("<!-- cadpy:")
) + "\n"
class SdfCliTests(unittest.TestCase):
def test_requires_explicit_target(self) -> None:
with self.assertRaises(SystemExit) as cm:
cli.main([])
self.assertEqual(2, cm.exception.code)
def test_rejects_summary_option(self) -> None:
with self.assertRaises(SystemExit) as cm:
cli.main(["sample_robot.py", "--summary"])
self.assertEqual(2, cm.exception.code)
def test_passes_targets_and_output(self) -> None:
with mock.patch.object(cli, "generate_sdf_targets", return_value=0) as generate:
self.assertEqual(0, cli.main(["sample_robot.py", "-o", "sample_robot.sdf"]))
generate.assert_called_once_with(["sample_robot.py"], output="sample_robot.sdf", gz_check="auto", strict=False)
def test_passes_gz_check_and_strict_options(self) -> None:
with mock.patch.object(cli, "generate_sdf_targets", return_value=0) as generate:
self.assertEqual(0, cli.main(["sample_robot.py", "--gz-check", "required", "--strict"]))
generate.assert_called_once_with(["sample_robot.py"], output=None, gz_check="required", strict=True)
def test_rejects_output_with_pair_target(self) -> None:
with self.assertRaises(SystemExit) as cm:
cli.main(["sample_robot.py=sample_robot.sdf", "-o", "other.sdf"])
self.assertEqual(2, cm.exception.code)
def test_generates_default_sibling_output_from_xml_string(self) -> None:
with tempfile.TemporaryDirectory(prefix="tmp-sdf-") as tempdir:
source_path = Path(tempdir) / "sample_robot.py"
_write_sdf_source(
source_path,
"return '<sdf version=\"1.12\"><model name=\"sample\"><link name=\"base_link\" /></model></sdf>'",
)
self.assertEqual(0, cli.generate_sdf_targets([str(source_path)]))
output_text = source_path.with_suffix(".sdf").read_text(encoding="utf-8")
self.assertIn("<!-- cadpy:sourcePath=", output_text)
self.assertEqual(
'<sdf version="1.12"><model name="sample"><link name="base_link" /></model></sdf>\n',
_strip_cadpy_metadata_comments(output_text),
)
def test_validates_generated_sdf_before_writing_output(self) -> None:
with tempfile.TemporaryDirectory(prefix="tmp-sdf-") as tempdir:
source_path = Path(tempdir) / "sample_robot.py"
output_path = source_path.with_suffix(".sdf")
output_path.write_text("original output\n", encoding="utf-8")
_write_sdf_source(
source_path,
"return '<robot name=\"not_sdf\" />'",
)
with self.assertRaisesRegex(SdfSourceError, "root element must be <sdf>"):
cli.generate_sdf_targets([str(source_path)])
self.assertEqual("original output\n", output_path.read_text(encoding="utf-8"))
def test_generates_default_sibling_output_from_element_root(self) -> None:
with tempfile.TemporaryDirectory(prefix="tmp-sdf-") as tempdir:
source_path = Path(tempdir) / "sample_robot.py"
source_path.write_text(
"\n".join(
[
"import xml.etree.ElementTree as ET",
"",
"def gen_sdf():",
" sdf = ET.Element('sdf', {'version': '1.12'})",
" model = ET.SubElement(sdf, 'model', {'name': 'sample'})",
" ET.SubElement(model, 'link', {'name': 'base_link'})",
" return sdf",
"",
]
),
encoding="utf-8",
)
self.assertEqual(0, cli.generate_sdf_targets([str(source_path)]))
output_text = source_path.with_suffix(".sdf").read_text(encoding="utf-8")
self.assertIn("<!-- cadpy:sourcePath=", output_text)
self.assertEqual(
'<?xml version="1.0"?>\n'
'<sdf version="1.12">\n'
' <model name="sample">\n'
' <link name="base_link" />\n'
' </model>\n'
'</sdf>\n',
_strip_cadpy_metadata_comments(output_text),
)
def test_generates_envelope_output_from_element_root(self) -> None:
with tempfile.TemporaryDirectory(prefix="tmp-sdf-") as tempdir:
source_path = Path(tempdir) / "sample_robot.py"
source_path.write_text(
"\n".join(
[
"import xml.etree.ElementTree as ET",
"",
"def gen_sdf():",
" sdf = ET.Element('sdf', {'version': '1.12'})",
" model = ET.SubElement(sdf, 'model', {'name': 'sample'})",
" ET.SubElement(model, 'link', {'name': 'base_link'})",
" return {'xml': sdf}",
"",
]
),
encoding="utf-8",
)
self.assertEqual(0, cli.generate_sdf_targets([str(source_path)]))
self.assertIn(
'<link name="base_link" />',
source_path.with_suffix(".sdf").read_text(encoding="utf-8"),
)
def test_generates_output_override_for_single_target(self) -> None:
with tempfile.TemporaryDirectory(prefix="tmp-sdf-") as tempdir:
source_path = Path(tempdir) / "sample_robot.py"
output_path = Path(tempdir) / "custom" / "robot.sdf"
_write_sdf_source(
source_path,
"return '<sdf version=\"1.12\"><model name=\"sample\"><link name=\"base_link\" /></model></sdf>'",
)
self.assertEqual(0, cli.generate_sdf_targets([str(source_path)], output=str(output_path)))
self.assertTrue(output_path.exists())
self.assertFalse(source_path.with_suffix(".sdf").exists())
def test_generates_mixed_plain_and_paired_targets(self) -> None:
with tempfile.TemporaryDirectory(prefix="tmp-sdf-") as tempdir:
root = Path(tempdir)
first_path = root / "first.py"
second_path = root / "second.py"
second_output = root / "custom" / "second.sdf"
_write_sdf_source(first_path, "return '<sdf version=\"1.12\"><model name=\"first\"><link name=\"base\" /></model></sdf>'")
_write_sdf_source(second_path, "return '<sdf version=\"1.12\"><model name=\"second\"><link name=\"base\" /></model></sdf>'")
self.assertEqual(0, cli.generate_sdf_targets([str(first_path), f"{second_path}={second_output}"]))
self.assertTrue(first_path.with_suffix(".sdf").exists())
self.assertTrue(second_output.exists())
self.assertFalse(second_path.with_suffix(".sdf").exists())
def test_rejects_legacy_sdf_output_field(self) -> None:
with tempfile.TemporaryDirectory(prefix="tmp-sdf-") as tempdir:
source_path = Path(tempdir) / "sample_robot.py"
_write_sdf_source(
source_path,
"\n".join(
[
"return {",
" 'xml': '<sdf version=\"1.12\"><model name=\"sample\"><link name=\"base_link\" /></model></sdf>',",
" 'sdf_output': 'legacy/ignored.sdf',",
"}",
]
),
)
with self.assertRaisesRegex(TypeError, "unsupported field\\(s\\): sdf_output"):
cli.generate_sdf_targets([str(source_path)])
self.assertFalse(source_path.with_suffix(".sdf").exists())
self.assertFalse((Path(tempdir) / "legacy" / "ignored.sdf").exists())
def test_envelope_prints_assumptions_and_warnings(self) -> None:
with tempfile.TemporaryDirectory(prefix="tmp-sdf-") as tempdir:
source_path = Path(tempdir) / "sample_robot.py"
_write_sdf_source(
source_path,
"\n".join(
[
"return {",
" 'xml': '<sdf version=\"1.12\"><model name=\"sample\"><link name=\"base_link\" /></model></sdf>',",
" 'metadata': {'target_consumer': 'CAD Viewer'},",
" 'assumptions': [{'code': 'mesh_units', 'message': 'Assumed mesh units are meters'}],",
" 'warnings': ['Plugin startup was not smoke-tested'],",
"}",
]
),
)
with mock.patch("builtins.print") as print_mock:
self.assertEqual(0, cli.generate_sdf_targets([str(source_path)], gz_check="never"))
printed = "\n".join(" ".join(str(arg) for arg in call.args) for call in print_mock.call_args_list)
self.assertIn("Assumption [mesh_units]", printed)
self.assertIn("generator_warning", printed)
def test_rejects_unknown_envelope_fields(self) -> None:
with tempfile.TemporaryDirectory(prefix="tmp-sdf-") as tempdir:
source_path = Path(tempdir) / "sample_robot.py"
_write_sdf_source(
source_path,
"\n".join(
[
"return {",
" 'xml': '<sdf version=\"1.12\"><model name=\"sample\"><link name=\"base_link\" /></model></sdf>',",
" 'unexpected': True,",
"}",
]
),
)
with self.assertRaisesRegex(TypeError, "unsupported field"):
cli.generate_sdf_targets([str(source_path)], gz_check="never")
def test_strict_rejects_generator_warnings_before_writing(self) -> None:
with tempfile.TemporaryDirectory(prefix="tmp-sdf-") as tempdir:
source_path = Path(tempdir) / "sample_robot.py"
_write_sdf_source(
source_path,
"\n".join(
[
"return {",
" 'xml': '<sdf version=\"1.12\"><model name=\"sample\"><link name=\"base_link\" /></model></sdf>',",
" 'warnings': ['Unverified plugin'],",
"}",
]
),
)
with self.assertRaisesRegex(SdfSourceError, "generator_warning"):
cli.generate_sdf_targets([str(source_path)], gz_check="never", strict=True)
self.assertFalse(source_path.with_suffix(".sdf").exists())
def test_gz_check_required_failure_prevents_write(self) -> None:
with tempfile.TemporaryDirectory(prefix="tmp-sdf-") as tempdir:
source_path = Path(tempdir) / "sample_robot.py"
_write_sdf_source(
source_path,
"return '<sdf version=\"1.12\"><model name=\"sample\"><link name=\"base_link\" /></model></sdf>'",
)
with mock.patch("sdf.external.shutil.which", return_value=None):
with self.assertRaisesRegex(SdfSourceError, "gz_check_unavailable"):
cli.generate_sdf_targets([str(source_path)], gz_check="required")
self.assertFalse(source_path.with_suffix(".sdf").exists())
def test_rejects_invalid_output_suffix(self) -> None:
with tempfile.TemporaryDirectory(prefix="tmp-sdf-") as tempdir:
source_path = Path(tempdir) / "sample_robot.py"
_write_sdf_source(source_path, "return '<sdf version=\"1.12\"><model name=\"sample\" /></sdf>'")
with self.assertRaisesRegex(ValueError, "must end in .sdf"):
cli.generate_sdf_targets([f"{source_path}={Path(tempdir) / 'sample.xml'}"])
def test_rejects_duplicate_output_paths(self) -> None:
with tempfile.TemporaryDirectory(prefix="tmp-sdf-") as tempdir:
first_path = Path(tempdir) / "first.py"
second_path = Path(tempdir) / "second.py"
output_path = Path(tempdir) / "same.sdf"
_write_sdf_source(first_path, "return '<sdf version=\"1.12\"><model name=\"first\"><link name=\"base\" /></model></sdf>'")
_write_sdf_source(second_path, "return '<sdf version=\"1.12\"><model name=\"second\"><link name=\"base\" /></model></sdf>'")
with self.assertRaisesRegex(ValueError, "used more than once"):
cli.generate_sdf_targets([f"{first_path}={output_path}", f"{second_path}={output_path}"])
if __name__ == "__main__":
unittest.main()