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authorBen Boeckel <ben.boeckel@kitware.com>2024-05-02 03:08:06 (GMT)
committerBen Boeckel <ben.boeckel@kitware.com>2024-05-02 18:46:51 (GMT)
commite89e8193985730fcd7fae61e44bb8c9b3b5ee1af (patch)
treed6b1908bcb7cc6510505295c853b5f5d08f1fa97
parent6dad18f0605cd49ddb1283c08fc83e706644dc52 (diff)
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Tests/CXXModules: add tests for C++26 `import std` support
-rw-r--r--Tests/RunCMake/CXXModules/NoCXX26TargetNotRequired.cmake11
-rw-r--r--Tests/RunCMake/CXXModules/NoCXX26TargetRequired-result.txt1
-rw-r--r--Tests/RunCMake/CXXModules/NoCXX26TargetRequired-stderr.txt9
-rw-r--r--Tests/RunCMake/CXXModules/NoCXX26TargetRequired.cmake11
-rw-r--r--Tests/RunCMake/CXXModules/NoCXX26TargetUnset.cmake13
-rw-r--r--Tests/RunCMake/CXXModules/RunCMakeTest.cmake7
6 files changed, 52 insertions, 0 deletions
diff --git a/Tests/RunCMake/CXXModules/NoCXX26TargetNotRequired.cmake b/Tests/RunCMake/CXXModules/NoCXX26TargetNotRequired.cmake
new file mode 100644
index 0000000..b91fa9b
--- /dev/null
+++ b/Tests/RunCMake/CXXModules/NoCXX26TargetNotRequired.cmake
@@ -0,0 +1,11 @@
+enable_language(CXX)
+set(CMAKE_CXX_SCANDEP_SOURCE "echo")
+
+set(CMAKE_CXX_MODULE_STD 0)
+
+add_library(nocxx26target)
+target_sources(nocxx26target
+ PRIVATE
+ FILE_SET fs TYPE CXX_MODULES FILES
+ sources/module.cxx)
+target_compile_features(nocxx26target PRIVATE cxx_std_26)
diff --git a/Tests/RunCMake/CXXModules/NoCXX26TargetRequired-result.txt b/Tests/RunCMake/CXXModules/NoCXX26TargetRequired-result.txt
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/Tests/RunCMake/CXXModules/NoCXX26TargetRequired-result.txt
@@ -0,0 +1 @@
+1
diff --git a/Tests/RunCMake/CXXModules/NoCXX26TargetRequired-stderr.txt b/Tests/RunCMake/CXXModules/NoCXX26TargetRequired-stderr.txt
new file mode 100644
index 0000000..8addcb2
--- /dev/null
+++ b/Tests/RunCMake/CXXModules/NoCXX26TargetRequired-stderr.txt
@@ -0,0 +1,9 @@
+CMake Error in CMakeLists.txt:
+ The "CXX_MODULE_STD" property on the target "nocxx26target" requires that
+ the "__CMAKE::CXX26" target exist, but it was not provided by the
+ toolchain. Reason:
+
+ (Toolchain does not support discovering `import std` support|Experimental `import std` support not enabled when detecting toolchain|Unsupported generator: [^\n]*)
+
+
+CMake Generate step failed. Build files cannot be regenerated correctly.
diff --git a/Tests/RunCMake/CXXModules/NoCXX26TargetRequired.cmake b/Tests/RunCMake/CXXModules/NoCXX26TargetRequired.cmake
new file mode 100644
index 0000000..79dcb79
--- /dev/null
+++ b/Tests/RunCMake/CXXModules/NoCXX26TargetRequired.cmake
@@ -0,0 +1,11 @@
+enable_language(CXX)
+set(CMAKE_CXX_SCANDEP_SOURCE "echo")
+
+set(CMAKE_CXX_MODULE_STD 1)
+
+add_library(nocxx26target)
+target_sources(nocxx26target
+ PRIVATE
+ FILE_SET fs TYPE CXX_MODULES FILES
+ sources/module.cxx)
+target_compile_features(nocxx26target PRIVATE cxx_std_26)
diff --git a/Tests/RunCMake/CXXModules/NoCXX26TargetUnset.cmake b/Tests/RunCMake/CXXModules/NoCXX26TargetUnset.cmake
new file mode 100644
index 0000000..85108ff
--- /dev/null
+++ b/Tests/RunCMake/CXXModules/NoCXX26TargetUnset.cmake
@@ -0,0 +1,13 @@
+enable_language(CXX)
+set(CMAKE_CXX_SCANDEP_SOURCE "echo")
+
+# TODO(cxxmodules): Add instances of this test which test the policy
+# of the property's unset behavior.
+# set(CMAKE_CXX_MODULE_STD …)
+
+add_library(nocxx26target)
+target_sources(nocxx26target
+ PRIVATE
+ FILE_SET fs TYPE CXX_MODULES FILES
+ sources/module.cxx)
+target_compile_features(nocxx26target PRIVATE cxx_std_26)
diff --git a/Tests/RunCMake/CXXModules/RunCMakeTest.cmake b/Tests/RunCMake/CXXModules/RunCMakeTest.cmake
index 1fbe498..28abf87 100644
--- a/Tests/RunCMake/CXXModules/RunCMakeTest.cmake
+++ b/Tests/RunCMake/CXXModules/RunCMakeTest.cmake
@@ -97,6 +97,13 @@ if ("cxx_std_23" IN_LIST CMAKE_CXX_COMPILE_FEATURES AND
run_cmake(NoCXX23TargetRequired)
endif ()
+if ("cxx_std_26" IN_LIST CMAKE_CXX_COMPILE_FEATURES AND
+ NOT have_cxx26_import_std)
+ run_cmake(NoCXX26TargetUnset)
+ run_cmake(NoCXX26TargetNotRequired)
+ run_cmake(NoCXX26TargetRequired)
+endif ()
+
run_cmake(InstallBMI)
run_cmake(InstallBMIGenericArgs)
run_cmake(InstallBMIIgnore)