--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/3rdparty/vmime/tests/utility/stringUtilsTest.cpp	Tue Aug 17 11:19:54 2021 +0200
@@ -0,0 +1,164 @@
+//
+// VMime library (http://www.vmime.org)
+// Copyright (C) 2002-2013 Vincent Richard <vincent@vmime.org>
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License as
+// published by the Free Software Foundation; either version 3 of
+// the License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License along
+// with this program; if not, write to the Free Software Foundation, Inc.,
+// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+//
+// Linking this library statically or dynamically with other modules is making
+// a combined work based on this library.  Thus, the terms and conditions of
+// the GNU General Public License cover the whole combination.
+//
+
+#include "tests/testUtils.hpp"
+
+#include "vmime/utility/stringUtils.hpp"
+
+
+VMIME_TEST_SUITE_BEGIN(stringUtilsTest)
+
+	VMIME_TEST_LIST_BEGIN
+		VMIME_TEST(testMakeStringFromBytes)
+		VMIME_TEST(testAppendBytesToString)
+
+		VMIME_TEST(testIsStringEqualNoCase1)
+		VMIME_TEST(testIsStringEqualNoCase2)
+		VMIME_TEST(testIsStringEqualNoCase3)
+
+		VMIME_TEST(testToLower)
+
+		VMIME_TEST(testTrim)
+
+		VMIME_TEST(testCountASCIIChars)
+
+		VMIME_TEST(testUnquote)
+	VMIME_TEST_LIST_END
+
+
+	typedef vmime::utility::stringUtils stringUtils;
+
+
+	void testMakeStringFromBytes()
+	{
+		vmime::byte_t bytes[] = { 0x12, 0x34, 0x56, 0x78 };
+		vmime::string str = vmime::utility::stringUtils::makeStringFromBytes(bytes, 3);
+
+		VASSERT_EQ("length", 3, str.length());
+		VASSERT_EQ("byte1", '\x12', str[0]);
+		VASSERT_EQ("byte2", '\x34', str[1]);
+		VASSERT_EQ("byte3", '\x56', str[2]);
+	}
+
+	void testAppendBytesToString()
+	{
+		vmime::byte_t bytes[] = { 0x42, 0x56, 0x12, 0x00, 'f', 'o', 'o' };
+
+		vmime::string str = "test";
+		vmime::utility::stringUtils::appendBytesToString(str, bytes, 7);
+
+		VASSERT_EQ("length", 4 + 7, str.length());
+		VASSERT_EQ("byte1", 't', str[0]);
+		VASSERT_EQ("byte2", 'e', str[1]);
+		VASSERT_EQ("byte3", 's', str[2]);
+		VASSERT_EQ("byte4", 't', str[3]);
+		VASSERT_EQ("byte5", '\x42', str[4]);
+		VASSERT_EQ("byte6", '\x56', str[5]);
+		VASSERT_EQ("byte7", '\x12', str[6]);
+		VASSERT_EQ("byte8", '\0', str[7]);
+		VASSERT_EQ("byte9", 'f', str[8]);
+		VASSERT_EQ("byte10", 'o', str[9]);
+		VASSERT_EQ("byte11", 'o', str[10]);
+	}
+
+	void testIsStringEqualNoCase1()
+	{
+		VASSERT_EQ("1", true, stringUtils::isStringEqualNoCase(vmime::string("foo"), "foo", 3));
+		VASSERT_EQ("2", true, stringUtils::isStringEqualNoCase(vmime::string("FOo"), "foo", 3));
+
+		VASSERT_EQ("3", false, stringUtils::isStringEqualNoCase(vmime::string("foo"), "FOo", 3));
+		VASSERT_EQ("4", false, stringUtils::isStringEqualNoCase(vmime::string("foo"), "bar", 3));
+	}
+
+	void testIsStringEqualNoCase2()
+	{
+		VASSERT_EQ("1", true, stringUtils::isStringEqualNoCase(vmime::string("foo"), vmime::string("foo")));
+		VASSERT_EQ("2", true, stringUtils::isStringEqualNoCase(vmime::string("FOo"), vmime::string("foo")));
+		VASSERT_EQ("3", true, stringUtils::isStringEqualNoCase(vmime::string("foO"), vmime::string("FOo")));
+	}
+
+	void testIsStringEqualNoCase3()
+	{
+		vmime::string str1("FooBar");
+
+		VASSERT_EQ("1", true, stringUtils::isStringEqualNoCase(str1.begin(), str1.end(), "foobar", 6));
+		VASSERT_EQ("2", false, stringUtils::isStringEqualNoCase(str1.begin(), str1.end(), "FooBar", 6));
+		VASSERT_EQ("3", true, stringUtils::isStringEqualNoCase(str1.begin(), str1.end(), "fooBar", 3));
+		VASSERT_EQ("4", false, stringUtils::isStringEqualNoCase(str1.begin(), str1.begin() + 3, "fooBar", 6));
+	}
+
+	void testToLower()
+	{
+		VASSERT_EQ("1", "foo", stringUtils::toLower("FOO"));
+		VASSERT_EQ("2", "foo", stringUtils::toLower("foO"));
+		VASSERT_EQ("3", "foo", stringUtils::toLower("foo"));
+	}
+
+	void testTrim()
+	{
+		VASSERT_EQ("1", "foo", stringUtils::trim("  foo"));
+		VASSERT_EQ("2", "foo", stringUtils::trim("\t\tfoo"));
+		VASSERT_EQ("3", "foo", stringUtils::trim(" \t \tfoo"));
+		VASSERT_EQ("4", "foo", stringUtils::trim(" \r\n\tfoo"));
+
+		VASSERT_EQ("5", "foo", stringUtils::trim("foo  "));
+		VASSERT_EQ("6", "foo", stringUtils::trim("foo\t\t"));
+		VASSERT_EQ("7", "foo", stringUtils::trim("foo \t \t"));
+		VASSERT_EQ("8", "foo", stringUtils::trim("foo \r\n\t"));
+
+		VASSERT_EQ( "9", "foo", stringUtils::trim("foo  "));
+		VASSERT_EQ("10", "foo", stringUtils::trim(" foo  "));
+		VASSERT_EQ("11", "foo", stringUtils::trim(" foo\t\t"));
+		VASSERT_EQ("12", "foo", stringUtils::trim("\tfoo \r \t"));
+		VASSERT_EQ("13", "foo", stringUtils::trim("\r \tfoo \n\t"));
+	}
+
+	void testCountASCIIChars()
+	{
+		vmime::string str1("foo");
+		VASSERT_EQ("1", static_cast <vmime::size_t>(3),
+			stringUtils::countASCIIchars(str1.begin(), str1.end()));
+
+		vmime::string str2("f=?oo");
+		VASSERT_EQ("2", static_cast <vmime::size_t>(3 + 1),
+			stringUtils::countASCIIchars(str2.begin(), str2.end()));
+
+		vmime::string str3("foo\x7f");
+		VASSERT_EQ("3", static_cast <vmime::size_t>(4),
+			stringUtils::countASCIIchars(str3.begin(), str3.end()));
+
+		vmime::string str4("foo\x80");
+		VASSERT_EQ("4", static_cast <vmime::size_t>(3),
+			stringUtils::countASCIIchars(str4.begin(), str4.end()));
+	}
+
+	void testUnquote()
+	{
+		VASSERT_EQ("1", "quoted", stringUtils::unquote("\"quoted\""));  // "quoted"
+		VASSERT_EQ("2", "\"not quoted", stringUtils::unquote("\"not quoted"));  // "not quoted
+		VASSERT_EQ("3", "not quoted\"", stringUtils::unquote("not quoted\""));  // not quoted"
+		VASSERT_EQ("4", "quoted with \"escape\"", stringUtils::unquote("\"quoted with \\\"escape\\\"\""));  // "quoted with \"escape\""
+	}
+
+VMIME_TEST_SUITE_END
+