dynarmic/externals/catch/tests/SelfTest/IntrospectiveTests/Xml.tests.cpp

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/catch_test_macros.hpp>
#include <catch2/internal/catch_xmlwriter.hpp>
#include <catch2/internal/catch_reusable_string_stream.hpp>
#include <catch2/matchers/catch_matchers_string.hpp>
#include <sstream>
static std::string encode( std::string const& str, Catch::XmlEncode::ForWhat forWhat = Catch::XmlEncode::ForTextNodes ) {
Catch::ReusableStringStream oss;
oss << Catch::XmlEncode( str, forWhat );
return oss.str();
}
TEST_CASE( "XmlEncode", "[XML]" ) {
SECTION( "normal string" ) {
REQUIRE( encode( "normal string" ) == "normal string" );
}
SECTION( "empty string" ) {
REQUIRE( encode( "" ) == "" );
}
SECTION( "string with ampersand" ) {
REQUIRE( encode( "smith & jones" ) == "smith &amp; jones" );
}
SECTION( "string with less-than" ) {
REQUIRE( encode( "smith < jones" ) == "smith &lt; jones" );
}
SECTION( "string with greater-than" ) {
REQUIRE( encode( "smith > jones" ) == "smith > jones" );
REQUIRE( encode( "smith ]]> jones" ) == "smith ]]&gt; jones" );
}
SECTION( "string with quotes" ) {
std::string stringWithQuotes = "don't \"quote\" me on that";
REQUIRE( encode( stringWithQuotes ) == stringWithQuotes );
REQUIRE( encode( stringWithQuotes, Catch::XmlEncode::ForAttributes ) == "don't &quot;quote&quot; me on that" );
}
SECTION( "string with control char (1)" ) {
REQUIRE( encode( "[\x01]" ) == "[\\x01]" );
}
SECTION( "string with control char (x7F)" ) {
REQUIRE( encode( "[\x7F]" ) == "[\\x7F]" );
}
}
// Thanks to Peter Bindels (dascandy) for some of the tests
TEST_CASE("XmlEncode: UTF-8", "[XML][UTF-8][approvals]") {
SECTION("Valid utf-8 strings") {
CHECK(encode("Here be 👾") == "Here be 👾");
CHECK(encode("šš") == "šš");
CHECK(encode("\xDF\xBF") == "\xDF\xBF"); // 0x7FF
CHECK(encode("\xE0\xA0\x80") == "\xE0\xA0\x80"); // 0x800
CHECK(encode("\xED\x9F\xBF") == "\xED\x9F\xBF"); // 0xD7FF
CHECK(encode("\xEE\x80\x80") == "\xEE\x80\x80"); // 0xE000
CHECK(encode("\xEF\xBF\xBF") == "\xEF\xBF\xBF"); // 0xFFFF
CHECK(encode("\xF0\x90\x80\x80") == "\xF0\x90\x80\x80"); // 0x10000
CHECK(encode("\xF4\x8F\xBF\xBF") == "\xF4\x8F\xBF\xBF"); // 0x10FFFF
}
SECTION("Invalid utf-8 strings") {
SECTION("Various broken strings") {
CHECK(encode("Here \xFF be \xF0\x9F\x91\xBE") == "Here \\xFF be 👾");
CHECK(encode("\xFF") == "\\xFF");
CHECK(encode("\xC5\xC5\xA0") == "\\xC5Š");
CHECK(encode("\xF4\x90\x80\x80") == "\\xF4\\x90\\x80\\x80"); // 0x110000 -- out of unicode range
}
SECTION("Overlong encodings") {
CHECK(encode("\xC0\x80") == "\\xC0\\x80"); // \0
CHECK(encode("\xF0\x80\x80\x80") == "\\xF0\\x80\\x80\\x80"); // Super-over-long \0
CHECK(encode("\xC1\xBF") == "\\xC1\\xBF"); // ASCII char as UTF-8 (0x7F)
CHECK(encode("\xE0\x9F\xBF") == "\\xE0\\x9F\\xBF"); // 0x7FF
CHECK(encode("\xF0\x8F\xBF\xBF") == "\\xF0\\x8F\\xBF\\xBF"); // 0xFFFF
}
// Note that we actually don't modify surrogate pairs, as we do not do strict checking
SECTION("Surrogate pairs") {
CHECK(encode("\xED\xA0\x80") == "\xED\xA0\x80"); // Invalid surrogate half 0xD800
CHECK(encode("\xED\xAF\xBF") == "\xED\xAF\xBF"); // Invalid surrogate half 0xDBFF
CHECK(encode("\xED\xB0\x80") == "\xED\xB0\x80"); // Invalid surrogate half 0xDC00
CHECK(encode("\xED\xBF\xBF") == "\xED\xBF\xBF"); // Invalid surrogate half 0xDFFF
}
SECTION("Invalid start byte") {
CHECK(encode("\x80") == "\\x80");
CHECK(encode("\x81") == "\\x81");
CHECK(encode("\xBC") == "\\xBC");
CHECK(encode("\xBF") == "\\xBF");
// Out of range
CHECK(encode("\xF5\x80\x80\x80") == "\\xF5\\x80\\x80\\x80");
CHECK(encode("\xF6\x80\x80\x80") == "\\xF6\\x80\\x80\\x80");
CHECK(encode("\xF7\x80\x80\x80") == "\\xF7\\x80\\x80\\x80");
}
SECTION("Missing continuation byte(s)") {
// Missing first continuation byte
CHECK(encode("\xDE") == "\\xDE");
CHECK(encode("\xDF") == "\\xDF");
CHECK(encode("\xE0") == "\\xE0");
CHECK(encode("\xEF") == "\\xEF");
CHECK(encode("\xF0") == "\\xF0");
CHECK(encode("\xF4") == "\\xF4");
// Missing second continuation byte
CHECK(encode("\xE0\x80") == "\\xE0\\x80");
CHECK(encode("\xE0\xBF") == "\\xE0\\xBF");
CHECK(encode("\xE1\x80") == "\\xE1\\x80");
CHECK(encode("\xF0\x80") == "\\xF0\\x80");
CHECK(encode("\xF4\x80") == "\\xF4\\x80");
// Missing third continuation byte
CHECK(encode("\xF0\x80\x80") == "\\xF0\\x80\\x80");
CHECK(encode("\xF4\x80\x80") == "\\xF4\\x80\\x80");
}
}
}
TEST_CASE("XmlWriter writes boolean attributes as true/false", "[XML][XmlWriter]") {
using Catch::Matchers::ContainsSubstring;
std::stringstream stream;
{
Catch::XmlWriter xml(stream);
xml.scopedElement("Element1")
.writeAttribute("attr1", true)
.writeAttribute("attr2", false);
}
REQUIRE_THAT( stream.str(),
ContainsSubstring(R"(attr1="true")") &&
ContainsSubstring(R"(attr2="false")") );
}
TEST_CASE("XmlWriter does not escape comments", "[XML][XmlWriter][approvals]") {
using Catch::Matchers::ContainsSubstring;
std::stringstream stream;
{
Catch::XmlWriter xml(stream);
xml.writeComment(R"(unescaped special chars: < > ' " &)");
}
REQUIRE_THAT( stream.str(),
ContainsSubstring(R"(<!-- unescaped special chars: < > ' " & -->)"));
}
TEST_CASE("XmlWriter errors out when writing text without enclosing element", "[XmlWriter][approvals]") {
std::stringstream stream;
Catch::XmlWriter xml(stream);
REQUIRE_THROWS(xml.writeText("some text"));
}
TEST_CASE("XmlWriter escapes text properly", "[XML][XmlWriter][approvals]") {
using Catch::Matchers::ContainsSubstring;
std::stringstream stream;
{
Catch::XmlWriter xml(stream);
xml.scopedElement("root")
.writeText(R"(Special chars need escaping: < > ' " &)");
}
REQUIRE_THAT( stream.str(),
ContainsSubstring(R"(Special chars need escaping: &lt; > ' " &amp;)"));
}
TEST_CASE("XmlWriter escapes attributes properly", "[XML][XmlWriter][approvals]") {
using Catch::Matchers::ContainsSubstring;
std::stringstream stream;
{
Catch::XmlWriter xml(stream);
xml.scopedElement("root")
.writeAttribute("some-attribute", R"(Special chars need escaping: < > ' " &)");
}
REQUIRE_THAT(stream.str(),
ContainsSubstring(R"(some-attribute="Special chars need escaping: &lt; > ' &quot; &amp;")"));
}