1# Copyright 2022 Google Inc. All rights reserved.
2#
3# Licensed under the Apache License, Version 2.0 (the "License");
4# you may not use this file except in compliance with the License.
5# You may obtain a copy of the License at
6#
7# http://www.apache.org/licenses/LICENSE-2.0
8#
9# Unless required by applicable law or agreed to in writing, software
10# distributed under the License is distributed on an "AS IS" BASIS,
11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12# See the License for the specific language governing permissions and
13# limitations under the License.
14
15import argparse
16import platform
17import subprocess
18from pathlib import Path
19
20parser = argparse.ArgumentParser()
21parser.add_argument(
22 "--flatc",
23 help="path of the Flat C compiler relative to the root directory",
24)
25parser.add_argument("--cpp-0x", action="store_true", help="use --cpp-std c++ox")
26parser.add_argument(
27 "--skip-monster-extra",
28 action="store_true",
29 help="skip generating tests involving monster_extra.fbs",
30)
31parser.add_argument(
32 "--skip-gen-reflection",
33 action="store_true",
34 help="skip generating the reflection.fbs files",
35)
36args = parser.parse_args()
37
38# Get the path where this script is located so we can invoke the script from
39# any directory and have the paths work correctly.
40script_path = Path(__file__).parent.resolve()
41
42# Get the root path as an absolute path, so all derived paths are absolute.
43root_path = script_path.parent.absolute()
44tests_path = Path(root_path, "tests")
45
46# Get the location of the flatc executable, reading from the first command line
47# argument or defaulting to default names.
48flatc_exe = Path(
49 ("flatc" if not platform.system() == "Windows" else "flatc.exe")
50 if not args.flatc
51 else args.flatc
52)
53
54# Find and assert flatc compiler is present.
55if root_path in flatc_exe.parents:
56 flatc_exe = flatc_exe.relative_to(root_path)
57flatc_path = Path(root_path, flatc_exe)
58assert flatc_path.exists(), "Cannot find the flatc compiler " + str(flatc_path)
59
60# Execute the flatc compiler with the specified parameters
61def flatc(options, schema, prefix=None, include=None, data=None, cwd=tests_path):
62 cmd = [str(flatc_path)] + options
63 if prefix:
64 cmd += ["-o"] + [prefix]
65 if include:
66 cmd += ["-I"] + [include]
67 cmd += [schema] if isinstance(schema, str) else schema
68 if data:
69 cmd += [data] if isinstance(data, str) else data
70 result = subprocess.run(cmd, cwd=str(cwd), check=True)
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