Add extra test binary & test for CATCH_CONFIG_FAST_COMPILE

Closes #3100

tests/ExtraTests/X07-FastCompileMacros.cpp

@@ -0,0 +1,63 @@
+
+//              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
+
+/**\file
+ * Test that various basic macros work with CATCH_CONFIG_FAST_COMPILE.
+ *
+ * Note that the current checking is rather loose. We check that the
+ * macros compile, and that the test cases (don't) fail as they are
+ * supposed to.
+ */
+
+#include <catch2/catch_test_macros.hpp>
+
+#include <stdexcept>
+
+namespace {
+
+    [[noreturn]]
+    static void throws() {
+        throw std::runtime_error{ "sup" };
+    }
+    static void doesnt_throw() {}
+    [[noreturn]]
+    static int throws_i() {
+        throw std::runtime_error{ "sup" };
+    }
+
+} // namespace
+
+TEST_CASE( "Passing macros work" ) {
+    REQUIRE( 1 != 2 );
+    CHECK( 2 == 2 );
+    REQUIRE_THROWS( throws() );
+    REQUIRE_NOTHROW( doesnt_throw() );
+}
+
+TEST_CASE( "Failing macros work", "[!shouldfail]" ) {
+    CHECK( 1 != 2 );
+    CHECK( 2 == 2 );
+    CHECK( 3 == 2 );
+}
+
+TEST_CASE( "Failing NOTHROW works", "[!shouldfail]" ) {
+    REQUIRE_NOTHROW( throws() );
+}
+
+TEST_CASE( "Failing THROW works", "[!shouldfail]" ) {
+    REQUIRE_THROWS( doesnt_throw() );
+}
+
+TEST_CASE( "Unexpected exception in REQUIRE gets inverted properly",
+           "[!shouldfail]" ) {
+    REQUIRE( throws_i() == 1 );
+}
+
+TEST_CASE( "Unexpected exception in REQUIRE fails properly" ) {
+    REQUIRE( throws_i() == 2 );
+}