[boost] Fix test package on macOS when *:shared=True (#16348)

* Use cmake support for testing boost package Signed-off-by: Uilian Ries <[email protected]> * Revert "Use cmake support for testing boost package" This reverts commit 3e3f74a. * avoid conanrun Signed-off-by: Uilian Ries <[email protected]> * boost test package: use build env when invoking ctest on non-windows platforms * boost test package: add comment with clarification * boost test package: add disable new dtags on Linux --------- Signed-off-by: Uilian Ries <[email protected]> Co-authored-by: Luis Caro Campos <[email protected]>
conan-io · Mar 3, 2023 · cab2db2 · cab2db2
1 parent 793485a
commit cab2db2
Show file tree

Hide file tree

Showing 2 changed files with 19 additions and 3 deletions.
diff --git a/recipes/boost/all/test_package/CMakeLists.txt b/recipes/boost/all/test_package/CMakeLists.txt
@@ -1,6 +1,13 @@
 cmake_minimum_required(VERSION 3.15)
 project(test_package LANGUAGES CXX)
 
+if(UNIX AND NOT APPLE)
+    # use RPATH instead of RUNPATH so that
+    # transitive dependencies can be located
+    add_link_options("LINKER:--disable-new-dtags")
+endif()
+
+include(CTest)
 enable_testing()
 
 if(BOOST_NAMESPACE)

diff --git a/recipes/boost/all/test_package/conanfile.py b/recipes/boost/all/test_package/conanfile.py
@@ -3,12 +3,11 @@
 from conan.tools.build import can_run
 from conan.tools.cmake import CMake, CMakeToolchain, cmake_layout
 from conan.tools.files import chdir
-from conan.tools.scm import Version
 
 
 class TestPackageConan(ConanFile):
     settings = "os", "arch", "compiler", "build_type"
-    generators = "CMakeDeps", "VirtualRunEnv"
+    generators = "CMakeDeps", "VirtualBuildEnv", "VirtualRunEnv"
     test_type = "explicit"
 
     def _boost_option(self, name, default):
@@ -59,4 +58,14 @@ def test(self):
         if not can_run(self):
             return
         with chdir(self, self.folders.build_folder):
-            self.run(f"ctest --output-on-failure -C {self.settings.build_type}", env="conanrun")
+            # When boost and its dependencies are built as shared libraries,
+            # the test executables need to locate them. Typically the 
+            # `conanrun` env should be enough, but this may cause problems on macOS
+            # where the CMake installation has dependencies on Apple-provided
+            # system libraries that are incompatible with Conan-provided ones. 
+            # When `conanrun` is enabled, DYLD_LIBRARY_PATH will also apply
+            # to ctest itself. Given that CMake already embeds RPATHs by default, 
+            # we can bypass this by using the `conanbuild` environment on
+            # non-Windows platforms, while still retaining the correct behaviour.
+            env = "conanrun" if self.settings.os == "Windows" else "conanbuild"
+            self.run(f"ctest --output-on-failure -C {self.settings.build_type}", env=env)