mirror of https://github.com/mongodb/mongo
139 lines
4.8 KiB
Python
139 lines
4.8 KiB
Python
#!/usr/bin/env python3
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#
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# Copyright (C) 2018-present MongoDB, Inc.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the Server Side Public License, version 1,
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# as published by MongoDB, Inc.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# Server Side Public License for more details.
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#
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# You should have received a copy of the Server Side Public License
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# along with this program. If not, see
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# <http://www.mongodb.com/licensing/server-side-public-license>.
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#
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# As a special exception, the copyright holders give permission to link the
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# code of portions of this program with the OpenSSL library under certain
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# conditions as described in each individual source file and distribute
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# linked combinations including the program with the OpenSSL library. You
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# must comply with the Server Side Public License in all respects for
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# all of the code used other than as permitted herein. If you modify file(s)
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# with this exception, you may extend this exception to your version of the
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# file(s), but you are not obligated to do so. If you do not wish to do so,
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# delete this exception statement from your version. If you delete this
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# exception statement from all source files in the program, then also delete
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# it in the license file.
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#
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"""
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Test cases for IDL Generator.
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This file exists to verify code coverage for the generator.py file. To run code coverage, run in the
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idl base directory:
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$ coverage run run_tests.py && coverage html
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"""
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import os
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import unittest
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# import package so that it works regardless of whether we run as a module or file
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if __package__ is None:
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import sys
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sys.path.append(os.path.dirname(os.path.abspath(__file__)))
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from context import idl
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import testcase
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else:
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from .context import idl
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from . import testcase
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class TestGenerator(testcase.IDLTestcase):
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"""Test the IDL Generator."""
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output_suffix = "_codecoverage_gen"
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idl_files_to_test = ["unittest", "unittest_import"]
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@property
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def _src_dir(self):
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"""Get the directory of the src folder."""
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base_dir = os.path.dirname(
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os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(__file__)))))
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return os.path.join(
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base_dir,
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'src',
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)
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@property
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def _idl_dir(self):
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"""Get the directory of the idl folder."""
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return os.path.join(self._src_dir, 'mongo', 'idl')
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def tearDown(self) -> None:
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"""Cleanup resources created by tests."""
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for idl_file in self.idl_files_to_test:
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for ext in ["h", "cpp"]:
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file_path = os.path.join(self._idl_dir, f"{idl_file}{self.output_suffix}.{ext}")
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if os.path.exists(file_path):
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os.remove(file_path)
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def test_compile(self):
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# type: () -> None
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"""Exercise the code generator so code coverage can be measured."""
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args = idl.compiler.CompilerArgs()
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args.output_suffix = self.output_suffix
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args.import_directories = [self._src_dir]
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unittest_idl_file = os.path.join(self._idl_dir, f'{self.idl_files_to_test[0]}.idl')
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if not os.path.exists(unittest_idl_file):
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unittest.skip(
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"Skipping IDL Generator testing since %s could not be found." % (unittest_idl_file))
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return
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for idl_file in self.idl_files_to_test:
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args.input_file = os.path.join(self._idl_dir, f'{idl_file}.idl')
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self.assertTrue(idl.compiler.compile_idl(args))
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def test_enum_non_const(self):
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# type: () -> None
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"""Validate enums are not marked as const in getters."""
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header, _ = self.assert_generate("""
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enums:
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StringEnum:
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description: "An example string enum"
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type: string
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values:
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s0: "zero"
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s1: "one"
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s2: "two"
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structs:
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one_string_enum:
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description: mock
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fields:
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value: StringEnum
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""")
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# Look for the getter.
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# Make sure the getter is marked as const.
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# Make sure the return type is not marked as const by validating the getter marked as const
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# is the only occurrence of the word "const".
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header_lines = header.split('\n')
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found = False
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for header_line in header_lines:
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if header_line.find("getValue") > 0 \
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and header_line.find("const {") > 0 \
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and header_line.find("const {") == header_line.find("const"):
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found = True
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self.assertTrue(found, "Bad Header: " + header)
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if __name__ == '__main__':
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unittest.main()
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