Added a CMake test.

.github/workflows/ci.yml

@@ -288,6 +288,10 @@ jobs:
             cxxstd: "11,14,17,2a"
             os: macos-11
 
+          - name: CMake tests
+            cmake_tests: 1
+            os: ubuntu-20.04
+
     timeout-minutes: 60
     runs-on: ${{matrix.os}}
     container: ${{matrix.container}}
@@ -486,3 +490,19 @@ jobs:
             fi
             B2_ARGS+=("libs/$LIBRARY/test")
             ./b2 "${B2_ARGS[@]}"
+
+      - name: Run CMake tests
+        if: matrix.cmake_tests
+        run: |
+            if [ -n "${{matrix.macosx_version_min}}" ]
+            then
+                export MACOSX_DEPLOYMENT_TARGET="${{matrix.macosx_version_min}}"
+            fi
+            cd ../boost-root
+            mkdir __build_static__ && cd __build_static__
+            cmake ../libs/$LIBRARY/test/test_cmake
+            cmake --build . --target boost_${LIBRARY}_cmake_self_test -j $BUILD_JOBS
+            cd ..
+            mkdir __build_shared__ && cd __build_shared__
+            cmake -DBUILD_SHARED_LIBS=On ../libs/$LIBRARY/test/test_cmake
+            cmake --build . --target boost_${LIBRARY}_cmake_self_test -j $BUILD_JOBS

appveyor.yml

@@ -58,6 +58,8 @@ environment:
       CXXSTD: 11,14,1z
       ADDPATH: C:\mingw-w64\x86_64-7.3.0-posix-seh-rt_v5-rev0\mingw64\bin;
       APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2015
+    - TEST_CMAKE: 1
+      APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2019
 
 install:
   - set GIT_FETCH_JOBS=8
@@ -84,3 +86,17 @@ test_script:
   - if not "%CXXSTD%" == "" set CXXSTD=cxxstd=%CXXSTD%
   - if not "%ADDRMD%" == "" set ADDRMD=address-model=%ADDRMD%
   - b2 -j %NUMBER_OF_PROCESSORS% libs/iterator/test toolset=%TOOLSET% %CXXSTD% %ADDRMD%
+
+for:
+  - matrix:
+      only: [TEST_CMAKE: 1]
+    test_script:
+      - mkdir __build_static__
+      - cd __build_static__
+      - cmake ../libs/iterator/test/test_cmake
+      - cmake --build . --target boost_iterator_cmake_self_test -j %NUMBER_OF_PROCESSORS%
+      - cd ..
+      - mkdir __build_shared__
+      - cd __build_shared__
+      - cmake -DBUILD_SHARED_LIBS=On ../libs/iterator/test/test_cmake
+      - cmake --build . --target boost_iterator_cmake_self_test -j %NUMBER_OF_PROCESSORS%

test/test_cmake/CMakeLists.txt

@@ -0,0 +1,20 @@
+# Copyright 2023 Andrey Semashev
+#
+# Distributed under the Boost Software License, Version 1.0.
+# See accompanying file LICENSE_1_0.txt or copy at https://www.boost.org/LICENSE_1_0.txt
+#
+# NOTE: This does NOT run the unit tests for Boost.Atomic.
+#       It only tests if the CMakeLists.txt file in its root works as expected
+
+cmake_minimum_required(VERSION 3.5)
+
+project(BoostIteratorCMakeSelfTest)
+
+# Use experimental superproject to pull library dependencies recursively
+set(BOOST_ENABLE_CMAKE 1)
+add_subdirectory(../../../.. "${CMAKE_CURRENT_BINARY_DIR}/boost_superproject")
+
+add_definitions(-DBOOST_ALL_NO_LIB)
+
+add_executable(boost_iterator_cmake_self_test main.cpp)
+target_link_libraries(boost_iterator_cmake_self_test Boost::iterator)

test/test_cmake/main.cpp

@@ -0,0 +1,54 @@
+//  Copyright (c) 2023 Andrey Semashev
+//
+//  Distributed under the Boost Software License, Version 1.0.
+//  See accompanying file LICENSE_1_0.txt or copy at
+//  https://www.boost.org/LICENSE_1_0.txt)
+
+#include <boost/generator_iterator.hpp>
+#include <boost/indirect_reference.hpp>
+#include <boost/next_prior.hpp>
+#include <boost/pointee.hpp>
+#include <boost/shared_container_iterator.hpp>
+#include <boost/iterator/advance.hpp>
+#include <boost/iterator/counting_iterator.hpp>
+#include <boost/iterator/distance.hpp>
+#include <boost/iterator/filter_iterator.hpp>
+#include <boost/iterator/function_input_iterator.hpp>
+#include <boost/iterator/function_output_iterator.hpp>
+#include <boost/iterator/indirect_iterator.hpp>
+#include <boost/iterator/interoperable.hpp>
+#include <boost/iterator/is_iterator.hpp>
+#include <boost/iterator/is_lvalue_iterator.hpp>
+#include <boost/iterator/is_readable_iterator.hpp>
+#include <boost/iterator/iterator_adaptor.hpp>
+#include <boost/iterator/iterator_archetypes.hpp>
+#include <boost/iterator/iterator_categories.hpp>
+#include <boost/iterator/iterator_concepts.hpp>
+#include <boost/iterator/iterator_facade.hpp>
+#include <boost/iterator/iterator_traits.hpp>
+#include <boost/iterator/minimum_category.hpp>
+#include <boost/iterator/new_iterator_tests.hpp>
+#include <boost/iterator/permutation_iterator.hpp>
+#include <boost/iterator/reverse_iterator.hpp>
+#include <boost/iterator/transform_iterator.hpp>
+#include <boost/iterator/zip_iterator.hpp>
+
+template< typename Iterator >
+class adapted_iterator :
+    public boost::iterators::iterator_adaptor< adapted_iterator< Iterator >, Iterator >
+{
+    friend class iterator_core_access;
+
+private:
+    typedef boost::iterators::iterator_adaptor< adapted_iterator< Iterator >, Iterator > base_type;
+
+public:
+    explicit adapted_iterator(Iterator it) : base_type(it) {}
+};
+
+int main()
+{
+    unsigned char buf[8];
+    adapted_iterator< unsigned char* > b(buf), e(buf + sizeof(buf));
+    return boost::iterators::distance(b, e) == static_cast< adapted_iterator< unsigned char* >::difference_type >(sizeof(buf));
+}