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authorLexi Winter <lexi@le-fay.org>2025-06-29 19:25:29 +0100
committerLexi Winter <lexi@le-fay.org>2025-06-29 19:25:29 +0100
commitbc524d70253a4ab2fe40c3ca3e5666e267c0a4d1 (patch)
tree1e629e7b46b1d9972a973bc93fd100bcebd395be /src/catch2/internal/catch_test_registry.cpp
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Diffstat (limited to 'src/catch2/internal/catch_test_registry.cpp')
-rw-r--r--src/catch2/internal/catch_test_registry.cpp84
1 files changed, 84 insertions, 0 deletions
diff --git a/src/catch2/internal/catch_test_registry.cpp b/src/catch2/internal/catch_test_registry.cpp
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+++ b/src/catch2/internal/catch_test_registry.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/internal/catch_test_registry.hpp>
+#include <catch2/internal/catch_compiler_capabilities.hpp>
+#include <catch2/catch_test_case_info.hpp>
+#include <catch2/interfaces/catch_interfaces_registry_hub.hpp>
+#include <catch2/internal/catch_string_manip.hpp>
+#include <catch2/internal/catch_move_and_forward.hpp>
+
+#include <algorithm>
+#include <iterator>
+
+namespace Catch {
+ void ITestInvoker::prepareTestCase() {}
+ void ITestInvoker::tearDownTestCase() {}
+ ITestInvoker::~ITestInvoker() = default;
+
+ namespace {
+ static StringRef extractClassName( StringRef classOrMethodName ) {
+ if ( !startsWith( classOrMethodName, '&' ) ) {
+ return classOrMethodName;
+ }
+
+ // Remove the leading '&' to avoid having to special case it later
+ const auto methodName =
+ classOrMethodName.substr( 1, classOrMethodName.size() );
+
+ auto reverseStart = std::make_reverse_iterator( methodName.end() );
+ auto reverseEnd = std::make_reverse_iterator( methodName.begin() );
+
+ // We make a simplifying assumption that ":" is only present
+ // in the input as part of "::" from C++ typenames (this is
+ // relatively safe assumption because the input is generated
+ // as stringification of type through preprocessor).
+ auto lastColons = std::find( reverseStart, reverseEnd, ':' ) + 1;
+ auto secondLastColons =
+ std::find( lastColons + 1, reverseEnd, ':' );
+
+ auto const startIdx = reverseEnd - secondLastColons;
+ auto const classNameSize = secondLastColons - lastColons - 1;
+
+ return methodName.substr(
+ static_cast<std::size_t>( startIdx ),
+ static_cast<std::size_t>( classNameSize ) );
+ }
+
+ class TestInvokerAsFunction final : public ITestInvoker {
+ using TestType = void ( * )();
+ TestType m_testAsFunction;
+
+ public:
+ constexpr TestInvokerAsFunction( TestType testAsFunction ) noexcept:
+ m_testAsFunction( testAsFunction ) {}
+
+ void invoke() const override { m_testAsFunction(); }
+ };
+
+ } // namespace
+
+ Detail::unique_ptr<ITestInvoker> makeTestInvoker( void(*testAsFunction)() ) {
+ return Detail::make_unique<TestInvokerAsFunction>( testAsFunction );
+ }
+
+ AutoReg::AutoReg( Detail::unique_ptr<ITestInvoker> invoker, SourceLineInfo const& lineInfo, StringRef classOrMethod, NameAndTags const& nameAndTags ) noexcept {
+ CATCH_TRY {
+ getMutableRegistryHub()
+ .registerTest(
+ makeTestCaseInfo(
+ extractClassName( classOrMethod ),
+ nameAndTags,
+ lineInfo),
+ CATCH_MOVE(invoker)
+ );
+ } CATCH_CATCH_ALL {
+ // Do not throw when constructing global objects, instead register the exception to be processed later
+ getMutableRegistryHub().registerStartupException();
+ }
+ }
+}