126 lines
6.3 KiB
Python
126 lines
6.3 KiB
Python
import contextlib
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import io
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import os
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import tempfile
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from pathlib import Path
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import sys
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import unittest
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sys.path.insert(0, str(Path(__file__).resolve().parents[1]))
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import check_conventions
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import stubgen
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class StubgenTests(unittest.TestCase):
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def test_default_debt_link_resolves_from_the_library_debt_file(self):
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_, td = stubgen.generate("libkernel", ["AC1FtjqMCL0"], {})
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self.assertEqual(check_conventions.debt_name(td), "libkernel")
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found = check_conventions.links("docs/dev/debt/libkernel.md", td.strip())
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self.assertTrue(found)
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for item in found:
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self.assertEqual(item[1], "core/libs/prx/libkernel/Unimplemented.cpp")
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def test_explicit_td_path_is_verbatim(self):
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_, td = stubgen.generate("libkernel", ["AC1FtjqMCL0"], {}, td_path="x/y.cpp")
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self.assertIn("(x/y.cpp)", td)
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def test_code_still_generated(self):
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code, _ = stubgen.generate("libkernel", ["AC1FtjqMCL0"], {})
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self.assertIn("APS5_VABI", code)
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self.assertIn("NotImplemented_nid_no_patch", code)
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class StubGeneratorTests(unittest.TestCase):
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def test_default_stdout_contains_only_cpp(self):
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with tempfile.TemporaryDirectory() as directory:
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nids = Path(directory) / "nids.txt"
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nids.write_text("AAAAAAAAAAA\n", encoding="utf-8")
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output, debt = io.StringIO(), io.StringIO()
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with contextlib.redirect_stdout(output), contextlib.redirect_stderr(debt):
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self.assertEqual(stubgen.main(["--module", "libSceExample", "--nids", str(nids)]), 0)
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self.assertTrue(output.getvalue().endswith("\n}\n"))
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self.assertNotIn("unknown name, signature", output.getvalue())
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self.assertIn("unknown name, signature", debt.getvalue())
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def test_output_cannot_overwrite_an_input_file(self):
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with tempfile.TemporaryDirectory() as directory:
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nids = Path(directory) / "nids.txt"
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original = "AAAAAAAAAAA\n"
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nids.write_text(original, encoding="utf-8")
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with contextlib.redirect_stderr(io.StringIO()), self.assertRaises(SystemExit) as error:
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stubgen.main(["--module", "libSceExample", "--nids", str(nids), "--out", str(nids)])
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self.assertEqual(error.exception.code, 2)
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self.assertEqual(nids.read_text(encoding="utf-8"), original)
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def test_debt_write_failure_preserves_existing_code(self):
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with tempfile.TemporaryDirectory() as directory:
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root = Path(directory)
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nids, output = root / "nids.txt", root / "Export.cpp"
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nids.write_text("AAAAAAAAAAA\n", encoding="utf-8")
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output.write_text("existing source\n", encoding="utf-8")
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arguments = ["--module", "libSceExample", "--nids", str(nids), "--out", str(output), "--td-out", str(root / "absent" / "debt.txt")]
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with contextlib.redirect_stderr(io.StringIO()), self.assertRaises(SystemExit) as error:
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stubgen.main(arguments)
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self.assertEqual(error.exception.code, 2)
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self.assertEqual(output.read_text(encoding="utf-8"), "existing source\n")
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self.assertEqual(sorted(p.name for p in root.iterdir()), ["Export.cpp", "nids.txt"])
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def test_hard_linked_database_output_is_rejected(self):
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with tempfile.TemporaryDirectory() as directory:
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root = Path(directory)
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nids, database, output = root / "nids.txt", root / "names.txt", root / "Export.cpp"
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nids.write_text("AAAAAAAAAAA\n", encoding="utf-8")
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original = "AAAAAAAAAAA sceExample\n"
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database.write_text(original, encoding="utf-8")
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output.hardlink_to(database)
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arguments = ["--module", "libSceExample", "--nids", str(nids), "--db", str(database), "--out", str(output)]
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with contextlib.redirect_stderr(io.StringIO()), self.assertRaises(SystemExit) as error:
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stubgen.main(arguments)
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self.assertEqual(error.exception.code, 2)
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self.assertEqual(database.read_text(encoding="utf-8"), original)
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self.assertEqual(output.read_text(encoding="utf-8"), original)
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def test_malformed_nid_is_rejected_before_generating_cpp(self):
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with tempfile.TemporaryDirectory() as directory:
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path = Path(directory) / "nids.txt"
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path.write_text('AAAAAAAAAAA\ninvalid"nid\n', encoding="utf-8")
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with self.assertRaisesRegex(ValueError, "invalid NID"):
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stubgen.parse_nids(path)
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def test_code_and_debt_outputs_cannot_overwrite_each_other(self):
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with tempfile.TemporaryDirectory() as directory:
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root = Path(directory)
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nids = root / "nids.txt"
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nids.write_text("AAAAAAAAAAA\n", encoding="utf-8")
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output = root / "Export.cpp"
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arguments = ["--module", "libSceExample", "--nids", str(nids), "--out", str(output), "--td-out", str(output)]
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with contextlib.redirect_stderr(io.StringIO()), self.assertRaises(SystemExit) as error:
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stubgen.main(arguments)
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self.assertEqual(error.exception.code, 2)
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self.assertFalse(output.exists())
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def test_valid_annotations_comments_and_duplicates_are_preserved(self):
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with tempfile.TemporaryDirectory() as directory:
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path = Path(directory) / "nids.txt"
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path.write_text("# imports\nAAAAAAAAAAA#A#B\nAAAAAAAAAAA\nBBBBBBBBBBB\n", encoding="utf-8-sig")
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self.assertEqual(stubgen.parse_nids(path), ["AAAAAAAAAAA", "BBBBBBBBBBB"])
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def test_valid_generation_keeps_the_code_and_debt(self):
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with tempfile.TemporaryDirectory() as directory:
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root = Path(directory)
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nids = root / "nids.txt"
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nids.write_text("AAAAAAAAAAA\n", encoding="utf-8")
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code, debt = root / "Export.cpp", root / "debt.txt"
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arguments = ["--module", "libSceExample", "--nids", str(nids), "--out", str(code), "--td-out", str(debt)]
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self.assertEqual(stubgen.main(arguments), 0)
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self.assertIn('APS5_EXPORT("AAAAAAAAAAA",', code.read_text(encoding="utf-8"))
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self.assertIn("unknown name, signature", debt.read_text(encoding="utf-8"))
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if sys.platform != "win32":
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mask = os.umask(0o022)
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os.umask(mask)
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self.assertEqual(code.stat().st_mode & 0o777, 0o666 & ~mask)
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if __name__ == "__main__":
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unittest.main()
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