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-rw-r--r--modules/regex/tests/test_regex.h164
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+/*************************************************************************/
+/* test_regex.h */
+/*************************************************************************/
+/* This file is part of: */
+/* GODOT ENGINE */
+/* https://godotengine.org */
+/*************************************************************************/
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2020 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_REGEX_H
+#define TEST_REGEX_H
+
+#include "core/string/ustring.h"
+#include "modules/regex/regex.h"
+
+#include "tests/test_macros.h"
+
+namespace TestRegEx {
+
+TEST_CASE("[RegEx] Initialization") {
+ const String pattern = "(?<vowel>[aeiou])";
+
+ RegEx re1(pattern);
+ CHECK(re1.is_valid());
+ CHECK(re1.get_pattern() == pattern);
+ CHECK(re1.get_group_count() == 1);
+
+ Array names = re1.get_names();
+ CHECK(names.size() == 1);
+ CHECK(names[0] == "vowel");
+
+ RegEx re2;
+ CHECK(re2.is_valid() == false);
+ CHECK(re2.compile(pattern) == OK);
+ CHECK(re2.is_valid());
+
+ CHECK(re1.get_pattern() == re2.get_pattern());
+ CHECK(re1.get_group_count() == re2.get_group_count());
+
+ names = re2.get_names();
+ CHECK(names.size() == 1);
+ CHECK(names[0] == "vowel");
+}
+
+TEST_CASE("[RegEx] Clearing") {
+ RegEx re("Godot");
+ REQUIRE(re.is_valid());
+ re.clear();
+ CHECK(re.is_valid() == false);
+}
+
+TEST_CASE("[RegEx] Searching") {
+ const String s = "Searching";
+ const String vowels = "[aeiou]{1,2}";
+ const String numerics = "\\d";
+
+ RegEx re(vowels);
+ REQUIRE(re.is_valid());
+
+ Ref<RegExMatch> match = re.search(s);
+ REQUIRE(match != nullptr);
+ CHECK(match->get_string(0) == "ea");
+
+ match = re.search(s, 2, 4);
+ REQUIRE(match != nullptr);
+ CHECK(match->get_string(0) == "a");
+
+ const Array all_results = re.search_all(s);
+ CHECK(all_results.size() == 2);
+ match = all_results[0];
+ REQUIRE(match != nullptr);
+ CHECK(match->get_string(0) == "ea");
+ match = all_results[1];
+ REQUIRE(match != nullptr);
+ CHECK(match->get_string(0) == "i");
+
+ CHECK(re.compile(numerics) == OK);
+ CHECK(re.is_valid());
+ CHECK(re.search(s) == nullptr);
+ CHECK(re.search_all(s).size() == 0);
+}
+
+TEST_CASE("[RegEx] Substitution") {
+ String s = "Double all the vowels.";
+
+ RegEx re("(?<vowel>[aeiou])");
+ REQUIRE(re.is_valid());
+ CHECK(re.sub(s, "$0$vowel", true) == "Doouublee aall thee vooweels.");
+}
+
+TEST_CASE("[RegEx] Uninitialized use") {
+ const String s = "Godot";
+
+ RegEx re;
+ ERR_PRINT_OFF;
+ CHECK(re.search(s) == nullptr);
+ CHECK(re.search_all(s).size() == 0);
+ CHECK(re.sub(s, "") == "");
+ CHECK(re.get_group_count() == 0);
+ CHECK(re.get_names().size() == 0);
+ ERR_PRINT_ON
+}
+
+TEST_CASE("[RegEx] Empty Pattern") {
+ const String s = "Godot";
+
+ RegEx re;
+ CHECK(re.compile("") == OK);
+ CHECK(re.is_valid());
+}
+
+TEST_CASE("[RegEx] Invalid offset") {
+ const String s = "Godot";
+
+ RegEx re("o");
+ REQUIRE(re.is_valid());
+ CHECK(re.search(s, -1) == nullptr);
+ CHECK(re.search_all(s, -1).size() == 0);
+ CHECK(re.sub(s, "", true, -1) == "");
+}
+
+TEST_CASE("[RegEx] Invalid end position") {
+ const String s = "Godot";
+
+ RegEx re("o");
+ REQUIRE(re.is_valid());
+ Ref<RegExMatch> match = re.search(s, 0, 10);
+ CHECK(match->get_string(0) == "o");
+
+ const Array all_results = re.search_all(s, 0, 10);
+ CHECK(all_results.size() == 2);
+ match = all_results[0];
+ REQUIRE(match != nullptr);
+ CHECK(match->get_string(0) == String("o"));
+ match = all_results[1];
+ REQUIRE(match != nullptr);
+ CHECK(match->get_string(0) == String("o"));
+
+ CHECK(re.sub(s, "", true, 0, 10) == "Gdt");
+}
+} // namespace TestRegEx
+
+#endif // TEST_REGEX_H