From 3168a6a3036832dc857f69c152d797eb32d61be0 Mon Sep 17 00:00:00 2001
From: Hendrik Brucker <hendrik.brucker@mail.de>
Date: Sat, 20 Aug 2022 14:41:05 +0200
Subject: Add a Python script to create new test suites more quickly

Co-authored-by: Hugo Locurcio <hugo.locurcio@hugo.pro>
---
 tests/create_test.py | 132 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 132 insertions(+)
 create mode 100644 tests/create_test.py

(limited to 'tests')

diff --git a/tests/create_test.py b/tests/create_test.py
new file mode 100644
index 0000000000..5a0439084f
--- /dev/null
+++ b/tests/create_test.py
@@ -0,0 +1,132 @@
+#!/usr/bin/env python3
+
+import argparse
+import os
+import re
+import sys
+from subprocess import call
+
+
+def main():
+    # Change to the directory where the script is located,
+    # so that the script can be run from any location.
+    os.chdir(os.path.dirname(os.path.realpath(__file__)))
+
+    parser = argparse.ArgumentParser(description="Creates a new unit test file.")
+    parser.add_argument("name", type=str, help="The unit test name in PascalCase notation")
+    parser.add_argument(
+        "path",
+        type=str,
+        nargs="?",
+        help="The path to the unit test file relative to the tests folder (default: .)",
+        default=".",
+    )
+    parser.add_argument(
+        "-i",
+        "--invasive",
+        action="store_true",
+        help="if set, the script will automatically insert the include directive in test_main.cpp. Use with caution!",
+    )
+    args = parser.parse_args()
+
+    snake_case_regex = re.compile(r"(?<!^)(?=[A-Z])")
+    name_snake_case = snake_case_regex.sub("_", args.name).lower()
+
+    file_path = os.path.normpath(os.path.join(args.path, f"test_{name_snake_case}.h"))
+
+    print(file_path)
+    if os.path.isfile(file_path):
+        print(f'ERROR: The file "{file_path}" already exists.')
+        sys.exit(1)
+    with open(file_path, "w") as file:
+        file.write(
+            """/*************************************************************************/
+/*  test_{name_snake_case}.h {padding} */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).   */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+
+#ifndef TEST_{name_upper_snake_case}_H
+#define TEST_{name_upper_snake_case}_H
+
+#include "tests/test_macros.h"
+
+namespace Test{name_pascal_case} {{
+
+TEST_CASE("[{name_pascal_case}] Example test case") {{
+    // TODO: Remove this comment and write your test code here.
+}}
+
+}} // namespace Test{name_pascal_case}
+
+#endif // TEST_{name_upper_snake_case}_H
+""".format(
+                name_snake_case=name_snake_case,
+                # Capitalize the first letter but keep capitalization for the rest of the string.
+                # This is done in case the user passes a camelCase string instead of PascalCase.
+                name_pascal_case=args.name[0].upper() + args.name[1:],
+                name_upper_snake_case=name_snake_case.upper(),
+                # The padding length depends on the test name length.
+                padding=" " * (60 - len(name_snake_case)),
+            )
+        )
+
+    # Print an absolute path so it can be Ctrl + clicked in some IDEs and terminal emulators.
+    print("Test header file created:")
+    print(os.path.abspath(file_path))
+
+    if args.invasive:
+        print("Trying to insert include directive in test_main.cpp...")
+        with open("test_main.cpp", "r") as file:
+            contents = file.read()
+        match = re.search(r'#include "tests.*\n', contents)
+
+        if match:
+            new_string = contents[: match.start()] + f'#include "tests/{file_path}"\n' + contents[match.start() :]
+
+            with open("test_main.cpp", "w") as file:
+                file.write(new_string)
+                print("Done.")
+            # Use clang format to sort include directives afster insertion.
+            clang_format_args = ["clang-format", "test_main.cpp", "-i"]
+            retcode = call(clang_format_args)
+            if retcode != 0:
+                print(
+                    "Include directives in test_main.cpp could not be sorted automatically using clang-format. Please sort them manually."
+                )
+        else:
+            print("Could not find a valid position in test_main.cpp to insert the include directive.")
+
+    else:
+        print("\nRemember to #include the new test header in this file (following alphabetical order):")
+        print(os.path.abspath("test_main.cpp"))
+        print("Insert the following line in the appropriate place:")
+        print(f'#include "tests/{file_path}"')
+
+
+if __name__ == "__main__":
+    main()
-- 
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