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/*
* Created by Martin on 17/02/2017.
*
* Distributed under the Boost Software License, Version 1.0. (See accompanying
* file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
*/
#include "catch.hpp"
namespace { namespace CompilationTests {
#ifndef COMPILATION_TEST_HELPERS_INCLUDED // Don't compile this more than once per TU
#define COMPILATION_TEST_HELPERS_INCLUDED
// This is a minimal example for an issue we have found in 1.7.0
struct foo {
int i;
};
template<typename T>
bool operator==(const T &val, foo f) {
return val == f.i;
}
struct Y {
uint32_t v : 1;
};
void throws_int(bool b) {
if (b) {
throw 1;
}
}
template<typename T>
bool templated_tests(T t) {
int a = 3;
REQUIRE(a == t);
CHECK(a == t);
REQUIRE_THROWS(throws_int(true));
CHECK_THROWS_AS(throws_int(true), int);
REQUIRE_NOTHROW(throws_int(false));
#ifndef CATCH_CONFIG_DISABLE_MATCHERS
REQUIRE_THAT("aaa", Catch::EndsWith("aaa"));
#endif
return true;
}
struct A {
};
std::ostream &operator<<(std::ostream &o, const A &) { return o << 0; }
struct B : private A {
bool operator==(int) const { return true; }
};
#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wunused-function"
#endif
#ifdef __GNUC__
// Note that because -~GCC~-, this warning cannot be silenced temporarily, by pushing diagnostic stack...
// Luckily it is firing in test files and thus can be silenced for the whole file, without losing much.
#pragma GCC diagnostic ignored "-Wunused-function"
#endif
B f();
std::ostream g();
#ifdef __clang__
#pragma clang diagnostic pop
#endif
#endif
TEST_CASE("#809") {
foo f;
f.i = 42;
REQUIRE(42 == f);
}
// ------------------------------------------------------------------
// Changes to REQUIRE_THROWS_AS made it stop working in a template in
// an unfixable way (as long as C++03 compatibility is being kept).
// To prevent these from happening in the future, this needs to compile
TEST_CASE("#833") {
REQUIRE(templated_tests<int>(3));
}
// Test containing example where original stream insertable check breaks compilation
TEST_CASE("#872") {
A dummy;
CAPTURE(dummy);
B x;
REQUIRE (x == 4);
}
TEST_CASE("#1027") {
Y y{0};
REQUIRE(y.v == 0);
REQUIRE(0 == y.v);
}
}} // namespace CompilationTests
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