v2.13.1

The `0`s were needed for the expansion of parameter pack for the sake of
expander. Now when we have `index++` it is no more needed.

CMakeLists.txt

@@ -14,14 +14,12 @@ if (CMAKE_BINARY_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR)
 endif()
 
 
-project(Catch2 LANGUAGES CXX VERSION 2.13.0)
+project(Catch2 LANGUAGES CXX VERSION 2.13.1)
 
 # Provide path for scripts
 list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}/CMake")
 
 include(GNUInstallDirs)
-include(CMakePackageConfigHelpers)
-include(CTest)
 
 option(CATCH_USE_VALGRIND "Perform SelfTests with Valgrind" OFF)
 option(CATCH_BUILD_TESTING "Build SelfTest project" ON)
@@ -33,8 +31,6 @@ option(CATCH_INSTALL_DOCS "Install documentation alongside library" ON)
 option(CATCH_INSTALL_HELPERS "Install contrib alongside library" ON)
 
 
-set_property(GLOBAL PROPERTY USE_FOLDERS ON)
-
 # define some folders
 set(CATCH_DIR ${CMAKE_CURRENT_SOURCE_DIR})
 set(SELF_TEST_DIR ${CATCH_DIR}/projects/SelfTest)
@@ -45,12 +41,16 @@ if(USE_WMAIN)
     set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} /ENTRY:wmainCRTStartup")
 endif()
 
-if (BUILD_TESTING AND CATCH_BUILD_TESTING AND NOT_SUBPROJECT)
+if(NOT_SUBPROJECT)
+    include(CTest)
+    set_property(GLOBAL PROPERTY USE_FOLDERS ON)
+    if(BUILD_TESTING AND CATCH_BUILD_TESTING)
         find_package(PythonInterp)
         if (NOT PYTHONINTERP_FOUND)
             message(FATAL_ERROR "Python not found, but required for tests")
         endif()
         add_subdirectory(projects)
+    endif()
 endif()
 
 if(CATCH_BUILD_EXAMPLES)
@@ -107,6 +107,7 @@ add_library(Catch2::Catch2 ALIAS Catch2)
 # a subproject via `add_subdirectory`, or the destinations will break,
 # see https://github.com/catchorg/Catch2/issues/1373
 if (NOT_SUBPROJECT)
+    include(CMakePackageConfigHelpers)
     set(CATCH_CMAKE_CONFIG_DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/Catch2")
 
     configure_package_config_file(

README.md

@@ -5,11 +5,11 @@
 [![Build Status](https://travis-ci.org/catchorg/Catch2.svg?branch=master)](https://travis-ci.org/catchorg/Catch2)
 [![Build status](https://ci.appveyor.com/api/projects/status/github/catchorg/Catch2?svg=true)](https://ci.appveyor.com/project/catchorg/catch2)
 [![codecov](https://codecov.io/gh/catchorg/Catch2/branch/master/graph/badge.svg)](https://codecov.io/gh/catchorg/Catch2)
-[![Try online](https://img.shields.io/badge/try-online-blue.svg)](https://wandbox.org/permlink/aavJBzemrxUgGV9S)
+[![Try online](https://img.shields.io/badge/try-online-blue.svg)](https://wandbox.org/permlink/6JUH8Eybx4CtvkJS)
 [![Join the chat in Discord: https://discord.gg/4CWS9zD](https://img.shields.io/badge/Discord-Chat!-brightgreen.svg)](https://discord.gg/4CWS9zD)
 
 
-<a href="https://github.com/catchorg/Catch2/releases/download/v2.13.0/catch.hpp">The latest version of the single header can be downloaded directly using this link</a>
+<a href="https://github.com/catchorg/Catch2/releases/download/v2.13.1/catch.hpp">The latest version of the single header can be downloaded directly using this link</a>
 
 ## Catch2 is released!
 

contrib/ParseAndAddCatchTests.cmake

@@ -189,24 +189,29 @@ function(ParseAndAddCatchTests_ParseFile SourceFile TestTarget)
             # Escape commas in the test spec
             string(REPLACE "," "\\," Name ${Name})
 
+            # Work around CMake 3.18.0 change in `add_test()`, before the escaped quotes were neccessary,
+            # only with CMake 3.18.0 the escaped double quotes confuse the call. This change is reverted in 3.18.1
+            if(NOT ${CMAKE_VERSION} VERSION_EQUAL "3.18")
+                set(CTestName "\"${CTestName}\"")
+            endif()
             # Add the test and set its properties
-            add_test(NAME "\"${CTestName}\"" COMMAND ${OptionalCatchTestLauncher} $<TARGET_FILE:${TestTarget}> ${Name} ${AdditionalCatchParameters})
+            add_test(NAME "${CTestName}" COMMAND ${OptionalCatchTestLauncher} $<TARGET_FILE:${TestTarget}> ${Name} ${AdditionalCatchParameters})
             # Old CMake versions do not document VERSION_GREATER_EQUAL, so we use VERSION_GREATER with 3.8 instead
             if(PARSE_CATCH_TESTS_NO_HIDDEN_TESTS AND ${HiddenTagFound} AND ${CMAKE_VERSION} VERSION_GREATER "3.8")
                 ParseAndAddCatchTests_PrintDebugMessage("Setting DISABLED test property")
-                set_tests_properties("\"${CTestName}\"" PROPERTIES DISABLED ON)
+                set_tests_properties("${CTestName}" PROPERTIES DISABLED ON)
             else()
-                set_tests_properties("\"${CTestName}\"" PROPERTIES FAIL_REGULAR_EXPRESSION "No tests ran"
+                set_tests_properties("${CTestName}" PROPERTIES FAIL_REGULAR_EXPRESSION "No tests ran"
                                                         LABELS "${Labels}")
             endif()
             set_property(
               TARGET ${TestTarget}
               APPEND
-              PROPERTY ParseAndAddCatchTests_TESTS "\"${CTestName}\"")
+              PROPERTY ParseAndAddCatchTests_TESTS "${CTestName}")
             set_property(
               SOURCE ${SourceFile}
               APPEND
-              PROPERTY ParseAndAddCatchTests_TESTS "\"${CTestName}\"")
+              PROPERTY ParseAndAddCatchTests_TESTS "${CTestName}")
         endif()
 
 

docs/generators.md

@@ -60,7 +60,7 @@ The specific order of the `SECTION`s will be "one", "one", "two", "two",
 "two", "one"...
 
 
-The fact that `GENERATE` introduces a virtual `SECTION` can als obe used
+The fact that `GENERATE` introduces a virtual `SECTION` can also be used
 to make a generator replay only some `SECTION`s, without having to
 explicitly add a `SECTION`. As an example, the code below reports 3
 assertions, because the "first" section is run once, but the "second"

docs/release-notes.md

@@ -2,6 +2,7 @@
 
 # Release notes
 **Contents**<br>
+[2.13.1](#2131)<br>
 [2.13.0](#2130)<br>
 [2.12.4](#2124)<br>
 [2.12.3](#2123)<br>
@@ -40,6 +41,19 @@
 [Older versions](#older-versions)<br>
 [Even Older versions](#even-older-versions)<br>
 
+
+## 2.13.1
+
+### Improvements
+* `ParseAndAddCatchTests` handles CMake v3.18.0 correctly (#1984)
+* Improved autodetection of `std::byte` (#1992)
+* Simplified implementation of templated test cases (#2007)
+  * This should have a tiny positive effect on its compilation throughput
+
+### Fixes
+* Automatic stringification of ranges handles sentinel ranges properly (#2004)
+
+
 ## 2.13.0
 
 ### Improvements

include/catch.hpp

@@ -11,7 +11,7 @@
 
 #define CATCH_VERSION_MAJOR 2
 #define CATCH_VERSION_MINOR 13
-#define CATCH_VERSION_PATCH 0
+#define CATCH_VERSION_PATCH 1
 
 #ifdef __clang__
 #    pragma clang system_header

include/internal/catch_compiler_capabilities.h

@@ -240,7 +240,10 @@
 
   // Check if byte is available and usable
   #  if __has_include(<cstddef>) && defined(CATCH_CPP17_OR_GREATER)
+  #    include <cstddef>
+  #    if __cpp_lib_byte > 0
   #      define CATCH_INTERNAL_CONFIG_CPP17_BYTE
+  #    endif
   #  endif // __has_include(<cstddef>) && defined(CATCH_CPP17_OR_GREATER)
 
   // Check if variant is available and usable

include/internal/catch_test_registry.h

@@ -160,7 +160,7 @@ struct AutoReg : NonCopyable {
                     int index = 0;                                    \
                     constexpr char const* tmpl_types[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, __VA_ARGS__)};\
                     using expander = int[];\
-                    (void)expander{(reg_test(Types{}, Catch::NameAndTags{ Name " - " + std::string(tmpl_types[index]), Tags } ), index++, 0)... };/* NOLINT */ \
+                    (void)expander{(reg_test(Types{}, Catch::NameAndTags{ Name " - " + std::string(tmpl_types[index]), Tags } ), index++)... };/* NOLINT */ \
                 }\
             };\
             static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){\
@@ -206,7 +206,7 @@ struct AutoReg : NonCopyable {
                     constexpr char const* tmpl_types[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, INTERNAL_CATCH_REMOVE_PARENS(TmplTypes))};\
                     constexpr char const* types_list[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, INTERNAL_CATCH_REMOVE_PARENS(TypesList))};\
                     constexpr auto num_types = sizeof(types_list) / sizeof(types_list[0]);\
-                    (void)expander{(Catch::AutoReg( Catch::makeTestInvoker( &TestFuncName<Types> ), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), Catch::NameAndTags{ Name " - " + std::string(tmpl_types[index / num_types]) + "<" + std::string(types_list[index % num_types]) + ">", Tags } ), index++, 0)... };/* NOLINT */\
+                    (void)expander{(Catch::AutoReg( Catch::makeTestInvoker( &TestFuncName<Types> ), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), Catch::NameAndTags{ Name " - " + std::string(tmpl_types[index / num_types]) + "<" + std::string(types_list[index % num_types]) + ">", Tags } ), index++)... };/* NOLINT */\
                 }                                                     \
             };                                                        \
             static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){ \
@@ -250,7 +250,7 @@ struct AutoReg : NonCopyable {
             void reg_tests() {                                          \
                 int index = 0;                                    \
                 using expander = int[];                           \
-                (void)expander{(Catch::AutoReg( Catch::makeTestInvoker( &TestFunc<Types> ), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), Catch::NameAndTags{ Name " - " + std::string(INTERNAL_CATCH_STRINGIZE(TmplList)) + " - " + std::to_string(index), Tags } ), index++, 0)... };/* NOLINT */\
+                (void)expander{(Catch::AutoReg( Catch::makeTestInvoker( &TestFunc<Types> ), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), Catch::NameAndTags{ Name " - " + std::string(INTERNAL_CATCH_STRINGIZE(TmplList)) + " - " + std::to_string(index), Tags } ), index++)... };/* NOLINT */\
             }                                                     \
         };\
         static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){ \
@@ -285,7 +285,7 @@ struct AutoReg : NonCopyable {
                     int index = 0;                                    \
                     constexpr char const* tmpl_types[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, __VA_ARGS__)};\
                     using expander = int[];\
-                    (void)expander{(reg_test(Types{}, #ClassName, Catch::NameAndTags{ Name " - " + std::string(tmpl_types[index]), Tags } ), index++, 0)... };/* NOLINT */ \
+                    (void)expander{(reg_test(Types{}, #ClassName, Catch::NameAndTags{ Name " - " + std::string(tmpl_types[index]), Tags } ), index++)... };/* NOLINT */ \
                 }\
             };\
             static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){\
@@ -334,7 +334,7 @@ struct AutoReg : NonCopyable {
                     constexpr char const* tmpl_types[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, INTERNAL_CATCH_REMOVE_PARENS(TmplTypes))};\
                     constexpr char const* types_list[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, INTERNAL_CATCH_REMOVE_PARENS(TypesList))};\
                     constexpr auto num_types = sizeof(types_list) / sizeof(types_list[0]);\
-                    (void)expander{(Catch::AutoReg( Catch::makeTestInvoker( &TestName<Types>::test ), CATCH_INTERNAL_LINEINFO, #ClassName, Catch::NameAndTags{ Name " - " + std::string(tmpl_types[index / num_types]) + "<" + std::string(types_list[index % num_types]) + ">", Tags } ), index++, 0)... };/* NOLINT */ \
+                    (void)expander{(Catch::AutoReg( Catch::makeTestInvoker( &TestName<Types>::test ), CATCH_INTERNAL_LINEINFO, #ClassName, Catch::NameAndTags{ Name " - " + std::string(tmpl_types[index / num_types]) + "<" + std::string(types_list[index % num_types]) + ">", Tags } ), index++)... };/* NOLINT */ \
                 }\
             };\
             static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){\
@@ -381,7 +381,7 @@ struct AutoReg : NonCopyable {
                 void reg_tests(){\
                     int index = 0;\
                     using expander = int[];\
-                    (void)expander{(Catch::AutoReg( Catch::makeTestInvoker( &TestName<Types>::test ), CATCH_INTERNAL_LINEINFO, #ClassName, Catch::NameAndTags{ Name " - " + std::string(INTERNAL_CATCH_STRINGIZE(TmplList)) + " - " + std::to_string(index), Tags } ), index++, 0)... };/* NOLINT */ \
+                    (void)expander{(Catch::AutoReg( Catch::makeTestInvoker( &TestName<Types>::test ), CATCH_INTERNAL_LINEINFO, #ClassName, Catch::NameAndTags{ Name " - " + std::string(INTERNAL_CATCH_STRINGIZE(TmplList)) + " - " + std::to_string(index), Tags } ), index++)... };/* NOLINT */ \
                 }\
             };\
             static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){\

include/internal/catch_tostring.h

@@ -309,8 +309,8 @@ namespace Catch {
 #endif
 
     namespace Detail {
-        template<typename InputIterator>
-        std::string rangeToString(InputIterator first, InputIterator last) {
+        template<typename InputIterator, typename Sentinel = InputIterator>
+        std::string rangeToString(InputIterator first, Sentinel last) {
             ReusableStringStream rss;
             rss << "{ ";
             if (first != last) {

include/internal/catch_version.cpp

@@ -37,7 +37,7 @@ namespace Catch {
     }
 
     Version const& libraryVersion() {
-        static Version version( 2, 13, 0, "", 0 );
+        static Version version( 2, 13, 1, "", 0 );
         return version;
     }
 

projects/SelfTest/Baselines/compact.sw.approved.txt

@@ -1203,6 +1203,7 @@ CmdLine.tests.cpp:<line number>: passed: config.benchmarkWarmupTime == 10 for: 1
 Misc.tests.cpp:<line number>: passed: std::tuple_size<TestType>::value >= 1 for: 3 >= 1
 Misc.tests.cpp:<line number>: passed: std::tuple_size<TestType>::value >= 1 for: 2 >= 1
 Misc.tests.cpp:<line number>: passed: std::tuple_size<TestType>::value >= 1 for: 1 >= 1
+ToString.tests.cpp:<line number>: passed: Catch::Detail::stringify(UsesSentinel{}) == "{  }" for: "{  }" == "{  }"
 Decomposition.tests.cpp:<line number>: failed: truthy(false) for: Hey, its truthy!
 Matchers.tests.cpp:<line number>: failed: testStringForMatching(), Matches("this STRING contains 'abc' as a substring") for: "this string contains 'abc' as a substring" matches "this STRING contains 'abc' as a substring" case sensitively
 Matchers.tests.cpp:<line number>: failed: testStringForMatching(), Matches("contains 'abc' as a substring") for: "this string contains 'abc' as a substring" matches "contains 'abc' as a substring" case sensitively

projects/SelfTest/Baselines/console.std.approved.txt

@@ -1380,6 +1380,6 @@ due to unexpected exception with message:
   Why would you throw a std::string?
 
 ===============================================================================
-test cases:  321 |  247 passed |  70 failed |  4 failed as expected
-assertions: 1758 | 1606 passed | 131 failed | 21 failed as expected
+test cases:  322 |  248 passed |  70 failed |  4 failed as expected
+assertions: 1759 | 1607 passed | 131 failed | 21 failed as expected
 

projects/SelfTest/Baselines/console.sw.approved.txt

@@ -8895,6 +8895,17 @@ Misc.tests.cpp:<line number>: PASSED:
 with expansion:
   1 >= 1
 
+-------------------------------------------------------------------------------
+Range type with sentinel
+-------------------------------------------------------------------------------
+ToString.tests.cpp:<line number>
+...............................................................................
+
+ToString.tests.cpp:<line number>: PASSED:
+  CHECK( Catch::Detail::stringify(UsesSentinel{}) == "{  }" )
+with expansion:
+  "{  }" == "{  }"
+
 -------------------------------------------------------------------------------
 Reconstruction should be based on stringification: #914
 -------------------------------------------------------------------------------
@@ -14127,6 +14138,6 @@ Misc.tests.cpp:<line number>
 Misc.tests.cpp:<line number>: PASSED:
 
 ===============================================================================
-test cases:  321 |  231 passed |  86 failed |  4 failed as expected
-assertions: 1775 | 1606 passed | 148 failed | 21 failed as expected
+test cases:  322 |  232 passed |  86 failed |  4 failed as expected
+assertions: 1776 | 1607 passed | 148 failed | 21 failed as expected
 

projects/SelfTest/Baselines/junit.sw.approved.txt

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <testsuitesloose text artifact
 >
-  <testsuite name="<exe-name>" errors="17" failures="132" tests="1776" hostname="tbd" time="{duration}" timestamp="{iso8601-timestamp}">
+  <testsuite name="<exe-name>" errors="17" failures="132" tests="1777" hostname="tbd" time="{duration}" timestamp="{iso8601-timestamp}">
     <properties>
       <property name="filters" value="~[!nonportable]~[!benchmark]~[approvals]"/>
       <property name="random-seed" value="1"/>
@@ -1045,6 +1045,7 @@ Message.tests.cpp:<line number>
     <testcase classname="<exe-name>.global" name="Product with differing arities - std::tuple&lt;int, double, float>" time="{duration}" status="run"/>
     <testcase classname="<exe-name>.global" name="Product with differing arities - std::tuple&lt;int, double>" time="{duration}" status="run"/>
     <testcase classname="<exe-name>.global" name="Product with differing arities - std::tuple&lt;int>" time="{duration}" status="run"/>
+    <testcase classname="<exe-name>.global" name="Range type with sentinel" time="{duration}" status="run"/>
     <testcase classname="<exe-name>.global" name="Reconstruction should be based on stringification: #914" time="{duration}" status="run">
       <failure message="truthy(false)" type="CHECK">
 FAILED:

projects/SelfTest/Baselines/sonarqube.sw.approved.txt

@@ -162,6 +162,7 @@
   </file>
   <file path="projects/<exe-name>/IntrospectiveTests/ToString.tests.cpp">
     <testCase name="Directly creating an EnumInfo" duration="{duration}"/>
+    <testCase name="Range type with sentinel" duration="{duration}"/>
     <testCase name="parseEnums/No enums" duration="{duration}"/>
     <testCase name="parseEnums/One enum value" duration="{duration}"/>
     <testCase name="parseEnums/Multiple enum values" duration="{duration}"/>

projects/SelfTest/Baselines/xml.sw.approved.txt

@@ -10962,6 +10962,17 @@ Nor would this
       </Expression>
       <OverallResult success="true"/>
     </TestCase>
+    <TestCase name="Range type with sentinel" filename="projects/<exe-name>/IntrospectiveTests/ToString.tests.cpp" >
+      <Expression success="true" type="CHECK" filename="projects/<exe-name>/IntrospectiveTests/ToString.tests.cpp" >
+        <Original>
+          Catch::Detail::stringify(UsesSentinel{}) == "{  }"
+        </Original>
+        <Expanded>
+          "{  }" == "{  }"
+        </Expanded>
+      </Expression>
+      <OverallResult success="true"/>
+    </TestCase>
     <TestCase name="Reconstruction should be based on stringification: #914" tags="[!hide][.][Decomposition][failing]" filename="projects/<exe-name>/UsageTests/Decomposition.tests.cpp" >
       <Expression success="false" type="CHECK" filename="projects/<exe-name>/UsageTests/Decomposition.tests.cpp" >
         <Original>
@@ -16711,9 +16722,9 @@ loose text artifact
       </Section>
       <OverallResult success="true"/>
     </TestCase>
-    <OverallResults successes="1606" failures="149" expectedFailures="21"/>
-    <OverallResultsCases successes="231" failures="86" expectedFailures="4"/>
+    <OverallResults successes="1607" failures="149" expectedFailures="21"/>
+    <OverallResultsCases successes="232" failures="86" expectedFailures="4"/>
   </Group>
-  <OverallResults successes="1606" failures="148" expectedFailures="21"/>
-  <OverallResultsCases successes="231" failures="86" expectedFailures="4"/>
+  <OverallResults successes="1607" failures="148" expectedFailures="21"/>
+  <OverallResultsCases successes="232" failures="86" expectedFailures="4"/>
 </Catch>

projects/SelfTest/IntrospectiveTests/ToString.tests.cpp

@@ -4,6 +4,13 @@
 
 enum class EnumClass3 { Value1, Value2, Value3, Value4 };
 
+struct UsesSentinel {
+    using const_iterator = int const*;
+    using const_sentinel = std::nullptr_t;
+
+    const_iterator begin() const { return nullptr; }
+    const_iterator end() const { return nullptr; }
+};
 
 TEST_CASE( "parseEnums", "[Strings][enums]" ) {
     using namespace Catch::Matchers;
@@ -40,3 +47,7 @@ TEST_CASE( "Directly creating an EnumInfo" ) {
     CHECK( enumInfo->lookup(1) == "Value2" );
     CHECK( enumInfo->lookup(3) == "{** unexpected enum value **}" );
 }
+
+TEST_CASE("Range type with sentinel") {
+    CHECK( Catch::Detail::stringify(UsesSentinel{}) == "{  }" );
+}

single_include/catch2/catch.hpp

@@ -1,6 +1,6 @@
 /*
- *  Catch v2.13.0
- *  Generated: 2020-07-12 20:07:49.015950
+ *  Catch v2.13.1
+ *  Generated: 2020-09-07 12:12:38.090364
  *  ----------------------------------------------------------
  *  This file has been merged from multiple headers. Please don't edit it directly
  *  Copyright (c) 2020 Two Blue Cubes Ltd. All rights reserved.
@@ -15,7 +15,7 @@
 
 #define CATCH_VERSION_MAJOR 2
 #define CATCH_VERSION_MINOR 13
-#define CATCH_VERSION_PATCH 0
+#define CATCH_VERSION_PATCH 1
 
 #ifdef __clang__
 #    pragma clang system_header
@@ -330,7 +330,10 @@ namespace Catch {
 
   // Check if byte is available and usable
   #  if __has_include(<cstddef>) && defined(CATCH_CPP17_OR_GREATER)
+  #    include <cstddef>
+  #    if __cpp_lib_byte > 0
   #      define CATCH_INTERNAL_CONFIG_CPP17_BYTE
+  #    endif
   #  endif // __has_include(<cstddef>) && defined(CATCH_CPP17_OR_GREATER)
 
   // Check if variant is available and usable
@@ -1105,7 +1108,7 @@ struct AutoReg : NonCopyable {
                     int index = 0;                                    \
                     constexpr char const* tmpl_types[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, __VA_ARGS__)};\
                     using expander = int[];\
-                    (void)expander{(reg_test(Types{}, Catch::NameAndTags{ Name " - " + std::string(tmpl_types[index]), Tags } ), index++, 0)... };/* NOLINT */ \
+                    (void)expander{(reg_test(Types{}, Catch::NameAndTags{ Name " - " + std::string(tmpl_types[index]), Tags } ), index++)... };/* NOLINT */ \
                 }\
             };\
             static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){\
@@ -1151,7 +1154,7 @@ struct AutoReg : NonCopyable {
                     constexpr char const* tmpl_types[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, INTERNAL_CATCH_REMOVE_PARENS(TmplTypes))};\
                     constexpr char const* types_list[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, INTERNAL_CATCH_REMOVE_PARENS(TypesList))};\
                     constexpr auto num_types = sizeof(types_list) / sizeof(types_list[0]);\
-                    (void)expander{(Catch::AutoReg( Catch::makeTestInvoker( &TestFuncName<Types> ), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), Catch::NameAndTags{ Name " - " + std::string(tmpl_types[index / num_types]) + "<" + std::string(types_list[index % num_types]) + ">", Tags } ), index++, 0)... };/* NOLINT */\
+                    (void)expander{(Catch::AutoReg( Catch::makeTestInvoker( &TestFuncName<Types> ), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), Catch::NameAndTags{ Name " - " + std::string(tmpl_types[index / num_types]) + "<" + std::string(types_list[index % num_types]) + ">", Tags } ), index++)... };/* NOLINT */\
                 }                                                     \
             };                                                        \
             static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){ \
@@ -1195,7 +1198,7 @@ struct AutoReg : NonCopyable {
             void reg_tests() {                                          \
                 int index = 0;                                    \
                 using expander = int[];                           \
-                (void)expander{(Catch::AutoReg( Catch::makeTestInvoker( &TestFunc<Types> ), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), Catch::NameAndTags{ Name " - " + std::string(INTERNAL_CATCH_STRINGIZE(TmplList)) + " - " + std::to_string(index), Tags } ), index++, 0)... };/* NOLINT */\
+                (void)expander{(Catch::AutoReg( Catch::makeTestInvoker( &TestFunc<Types> ), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), Catch::NameAndTags{ Name " - " + std::string(INTERNAL_CATCH_STRINGIZE(TmplList)) + " - " + std::to_string(index), Tags } ), index++)... };/* NOLINT */\
             }                                                     \
         };\
         static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){ \
@@ -1229,7 +1232,7 @@ struct AutoReg : NonCopyable {
                     int index = 0;                                    \
                     constexpr char const* tmpl_types[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, __VA_ARGS__)};\
                     using expander = int[];\
-                    (void)expander{(reg_test(Types{}, #ClassName, Catch::NameAndTags{ Name " - " + std::string(tmpl_types[index]), Tags } ), index++, 0)... };/* NOLINT */ \
+                    (void)expander{(reg_test(Types{}, #ClassName, Catch::NameAndTags{ Name " - " + std::string(tmpl_types[index]), Tags } ), index++)... };/* NOLINT */ \
                 }\
             };\
             static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){\
@@ -1278,7 +1281,7 @@ struct AutoReg : NonCopyable {
                     constexpr char const* tmpl_types[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, INTERNAL_CATCH_REMOVE_PARENS(TmplTypes))};\
                     constexpr char const* types_list[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, INTERNAL_CATCH_REMOVE_PARENS(TypesList))};\
                     constexpr auto num_types = sizeof(types_list) / sizeof(types_list[0]);\
-                    (void)expander{(Catch::AutoReg( Catch::makeTestInvoker( &TestName<Types>::test ), CATCH_INTERNAL_LINEINFO, #ClassName, Catch::NameAndTags{ Name " - " + std::string(tmpl_types[index / num_types]) + "<" + std::string(types_list[index % num_types]) + ">", Tags } ), index++, 0)... };/* NOLINT */ \
+                    (void)expander{(Catch::AutoReg( Catch::makeTestInvoker( &TestName<Types>::test ), CATCH_INTERNAL_LINEINFO, #ClassName, Catch::NameAndTags{ Name " - " + std::string(tmpl_types[index / num_types]) + "<" + std::string(types_list[index % num_types]) + ">", Tags } ), index++)... };/* NOLINT */ \
                 }\
             };\
             static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){\
@@ -1325,7 +1328,7 @@ struct AutoReg : NonCopyable {
                 void reg_tests(){\
                     int index = 0;\
                     using expander = int[];\
-                    (void)expander{(Catch::AutoReg( Catch::makeTestInvoker( &TestName<Types>::test ), CATCH_INTERNAL_LINEINFO, #ClassName, Catch::NameAndTags{ Name " - " + std::string(INTERNAL_CATCH_STRINGIZE(TmplList)) + " - " + std::to_string(index), Tags } ), index++, 0)... };/* NOLINT */ \
+                    (void)expander{(Catch::AutoReg( Catch::makeTestInvoker( &TestName<Types>::test ), CATCH_INTERNAL_LINEINFO, #ClassName, Catch::NameAndTags{ Name " - " + std::string(INTERNAL_CATCH_STRINGIZE(TmplList)) + " - " + std::to_string(index), Tags } ), index++)... };/* NOLINT */ \
                 }\
             };\
             static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){\
@@ -1829,8 +1832,8 @@ namespace Catch {
 #endif
 
     namespace Detail {
-        template<typename InputIterator>
-        std::string rangeToString(InputIterator first, InputIterator last) {
+        template<typename InputIterator, typename Sentinel = InputIterator>
+        std::string rangeToString(InputIterator first, Sentinel last) {
             ReusableStringStream rss;
             rss << "{ ";
             if (first != last) {
@@ -15238,7 +15241,7 @@ namespace Catch {
     }
 
     Version const& libraryVersion() {
-        static Version version( 2, 13, 0, "", 0 );
+        static Version version( 2, 13, 1, "", 0 );
         return version;
     }