Merge topic 'WriteCompilerDetectionHeader-module'

62a4a67d Add the WriteCompilerDetectionHeader module.

36 files changed, 274 insertions, 0 deletions

diff --git a/Tests/CMakeLists.txt b/Tests/CMakeLists.txt
index fce7887..695aacb 100644
--- a/Tests/CMakeLists.txt
+++ b/Tests/CMakeLists.txt
@@ -411,6 +411,8 @@ if(BUILD_TESTING)
   ADD_TEST_MACRO(Module.GenerateExportHeader GenerateExportHeader)
   ADD_TEST_MACRO(Module.FindDependency FindDependency)
 
+  ADD_TEST_MACRO(Module.WriteCompilerDetectionHeader WriteCompilerDetectionHeader)
+
   if (APPLE OR CMAKE_CXX_COMPILER_ID MATCHES "GNU")
     include(CheckCXXCompilerFlag)
     check_cxx_compiler_flag(-fPIE run_pic_test)
diff --git a/Tests/Module/WriteCompilerDetectionHeader/CMakeLists.txt b/Tests/Module/WriteCompilerDetectionHeader/CMakeLists.txt
new file mode 100644
index 0000000..6c5e0be
--- /dev/null
+++ b/Tests/Module/WriteCompilerDetectionHeader/CMakeLists.txt
@@ -0,0 +1,79 @@
+cmake_minimum_required(VERSION 3.0.0)
+project(WriteCompilerDetectionHeader)
+
+set(CMAKE_INCLUDE_CURRENT_DIR ON)
+
+include(WriteCompilerDetectionHeader)
+
+get_property(cxx_known_features GLOBAL PROPERTY CMAKE_CXX_KNOWN_FEATURES)
+
+write_compiler_detection_header(
+  FILE "${CMAKE_CURRENT_BINARY_DIR}/test_compiler_detection.h"
+  PREFIX TEST
+  COMPILERS GNU
+  VERSION 3.1
+  PROLOG "// something"
+  EPILOG "// more"
+  FEATURES
+    ${cxx_known_features}
+)
+
+if (NOT CMAKE_CXX_COMPILE_FEATURES)
+  file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/dummy.cpp"
+    "int main(int,char**) { return 0; }\n"
+  )
+  add_executable(WriteCompilerDetectionHeader "${CMAKE_CURRENT_BINARY_DIR}/dummy.cpp")
+
+  include(CheckCXXSourceCompiles)
+  check_cxx_source_compiles("#include \"${CMAKE_CURRENT_BINARY_DIR}/test_compiler_detection.h\"\nint main() { return 0; }\n"
+    file_include_works
+  )
+  if (file_include_works)
+    message(SEND_ERROR "Inclusion of ${CMAKE_CURRENT_BINARY_DIR}/test_compiler_detection.h was expected to cause an error, but did not.")
+  endif()
+  return()
+endif()
+
+macro(set_defines target true_defs false_defs)
+  set(defines)
+  foreach(def ${true_defs})
+    list(APPEND defines ${def}=1)
+  endforeach()
+  foreach(def ${false_defs})
+    list(APPEND defines ${def}=0)
+  endforeach()
+  target_compile_definitions(${target}
+    PRIVATE
+      ${defines}
+  )
+endmacro()
+
+if (CMAKE_CXX_COMPILER_ID STREQUAL GNU)
+  # False for C++98 mode.
+  list(APPEND false_defs EXPECTED_COMPILER_CXX_DELEGATING_CONSTRUCTORS)
+  list(APPEND false_defs EXPECTED_COMPILER_CXX_VARIADIC_TEMPLATES)
+endif()
+
+add_executable(WriteCompilerDetectionHeader main.cpp)
+set_property(TARGET WriteCompilerDetectionHeader PROPERTY CXX_STANDARD 98)
+set_defines(WriteCompilerDetectionHeader "${true_defs}" "${false_defs}")
+
+if(MSVC)
+  return() # MSVC has only one mode.
+endif()
+
+# Since GNU 4.7
+if (";${CMAKE_CXX_COMPILE_FEATURES};" MATCHES ";cxx_delegating_constructors;")
+  list(APPEND true_defs EXPECTED_COMPILER_CXX_DELEGATING_CONSTRUCTORS)
+  list(REMOVE_ITEM false_defs EXPECTED_COMPILER_CXX_DELEGATING_CONSTRUCTORS)
+endif()
+
+# Since GNU 4.4
+if (";${CMAKE_CXX_COMPILE_FEATURES};" MATCHES ";cxx_variadic_templates;")
+  list(APPEND true_defs EXPECTED_COMPILER_CXX_VARIADIC_TEMPLATES)
+  list(REMOVE_ITEM false_defs EXPECTED_COMPILER_CXX_VARIADIC_TEMPLATES)
+endif()
+
+add_executable(WriteCompilerDetectionHeader_11 main.cpp)
+set_property(TARGET WriteCompilerDetectionHeader_11 PROPERTY CXX_STANDARD 11)
+set_defines(WriteCompilerDetectionHeader_11 "${true_defs}" "${false_defs}")
diff --git a/Tests/Module/WriteCompilerDetectionHeader/main.cpp b/Tests/Module/WriteCompilerDetectionHeader/main.cpp
new file mode 100644
index 0000000..8b4ea52
--- /dev/null
+++ b/Tests/Module/WriteCompilerDetectionHeader/main.cpp
@@ -0,0 +1,19 @@
+
+#include "test_compiler_detection.h"
+
+#define JOIN_IMPL(A, B) A ## B
+#define JOIN(A, B) JOIN_IMPL(A, B)
+#define CHECK(FEATURE) (JOIN(TEST_COMPILER_, FEATURE) == JOIN(EXPECTED_COMPILER_, FEATURE))
+
+#if !CHECK(CXX_DELEGATING_CONSTRUCTORS)
+#error cxx_delegating_constructors expected availability did not match.
+#endif
+
+#if !CHECK(CXX_VARIADIC_TEMPLATES)
+#error cxx_variadic_templates expected availability did not match.
+#endif
+
+int main()
+{
+  return 0;
+}
diff --git a/Tests/RunCMake/CMakeLists.txt b/Tests/RunCMake/CMakeLists.txt
index e797a73..7f6ebf1 100644
--- a/Tests/RunCMake/CMakeLists.txt
+++ b/Tests/RunCMake/CMakeLists.txt
@@ -54,6 +54,7 @@ add_RunCMake_test(TargetObjects)
 add_RunCMake_test(TargetSources)
 add_RunCMake_test(find_dependency)
 add_RunCMake_test(CompileFeatures)
+add_RunCMake_test(WriteCompilerDetectionHeader)
 if(NOT WIN32)
   add_RunCMake_test(PositionIndependentCode)
   set(SKIP_VISIBILITY 0)
diff --git a/Tests/RunCMake/WriteCompilerDetectionHeader/CMakeLists.txt b/Tests/RunCMake/WriteCompilerDetectionHeader/CMakeLists.txt
new file mode 100644
index 0000000..872338d
--- /dev/null
+++ b/Tests/RunCMake/WriteCompilerDetectionHeader/CMakeLists.txt
@@ -0,0 +1,3 @@
+cmake_minimum_required(VERSION 3.0)
+project(${RunCMake_TEST} CXX)
+include(${RunCMake_TEST}.cmake NO_POLICY_SCOPE)
diff --git a/Tests/RunCMake/WriteCompilerDetectionHeader/ExtraArgs-result.txt b/Tests/RunCMake/WriteCompilerDetectionHeader/ExtraArgs-result.txt
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/Tests/RunCMake/WriteCompilerDetectionHeader/ExtraArgs-result.txt
@@ -0,0 +1 @@
+1
diff --git a/Tests/RunCMake/WriteCompilerDetectionHeader/ExtraArgs-stderr.txt b/Tests/RunCMake/WriteCompilerDetectionHeader/ExtraArgs-stderr.txt
new file mode 100644
index 0000000..62c4ff1
--- /dev/null
+++ b/Tests/RunCMake/WriteCompilerDetectionHeader/ExtraArgs-stderr.txt
@@ -0,0 +1,5 @@
+CMake Error at .*Modules/WriteCompilerDetectionHeader.cmake:[0-9]+ \(message\):
+  Unparsed arguments: GarbageArg
+Call Stack \(most recent call first\):
+  ExtraArgs.cmake:4 \(write_compiler_detection_header\)
+  CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/WriteCompilerDetectionHeader/ExtraArgs.cmake b/Tests/RunCMake/WriteCompilerDetectionHeader/ExtraArgs.cmake
new file mode 100644
index 0000000..c2a21af
--- /dev/null
+++ b/Tests/RunCMake/WriteCompilerDetectionHeader/ExtraArgs.cmake
@@ -0,0 +1,10 @@
+
+include(WriteCompilerDetectionHeader)
+
+write_compiler_detection_header(
+  FILE "${CMAKE_CURRENT_BINARY_DIR}/somefile"
+  PREFIX Pref
+  GarbageArg
+  COMPILERS GNU
+  FEATURES cxx_final
+)
diff --git a/Tests/RunCMake/WriteCompilerDetectionHeader/FileTypo-result.txt b/Tests/RunCMake/WriteCompilerDetectionHeader/FileTypo-result.txt
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/Tests/RunCMake/WriteCompilerDetectionHeader/FileTypo-result.txt
@@ -0,0 +1 @@
+1
diff --git a/Tests/RunCMake/WriteCompilerDetectionHeader/FileTypo-stderr.txt b/Tests/RunCMake/WriteCompilerDetectionHeader/FileTypo-stderr.txt
new file mode 100644
index 0000000..3c0c076
--- /dev/null
+++ b/Tests/RunCMake/WriteCompilerDetectionHeader/FileTypo-stderr.txt
@@ -0,0 +1,5 @@
+CMake Error at .*Modules/WriteCompilerDetectionHeader.cmake:[0-9]+ \(message\):
+  write_compiler_detection_header: FILE parameter missing.
+Call Stack \(most recent call first\):
+  FileTypo.cmake:4 \(write_compiler_detection_header\)
+  CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/WriteCompilerDetectionHeader/FileTypo.cmake b/Tests/RunCMake/WriteCompilerDetectionHeader/FileTypo.cmake
new file mode 100644
index 0000000..c90eda2
--- /dev/null
+++ b/Tests/RunCMake/WriteCompilerDetectionHeader/FileTypo.cmake
@@ -0,0 +1,7 @@
+
+include(WriteCompilerDetectionHeader)
+
+write_compiler_detection_header(
+  FILE_TYPO "${CMAKE_CURRENT_BINARY_DIR}/somefile"
+  PREFIX Pref
+)
diff --git a/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidArgs-result.txt b/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidArgs-result.txt
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidArgs-result.txt
@@ -0,0 +1 @@
+1
diff --git a/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidArgs-stderr.txt b/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidArgs-stderr.txt
new file mode 100644
index 0000000..b4d7e08
--- /dev/null
+++ b/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidArgs-stderr.txt
@@ -0,0 +1,11 @@
+CMake Error at InvalidArgs.cmake:4 \(write_compiler_detection_header\):
+  write_compiler_detection_header Function invoked with incorrect arguments
+  for function named: write_compiler_detection_header
+Call Stack \(most recent call first\):
+  CMakeLists.txt:3 \(include\)
++
+CMake Error at InvalidArgs.cmake:6 \(write_compiler_detection_header\):
+  write_compiler_detection_header Function invoked with incorrect arguments
+  for function named: write_compiler_detection_header
+Call Stack \(most recent call first\):
+  CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidArgs.cmake b/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidArgs.cmake
new file mode 100644
index 0000000..cfebae1
--- /dev/null
+++ b/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidArgs.cmake
@@ -0,0 +1,6 @@
+
+include(WriteCompilerDetectionHeader)
+
+write_compiler_detection_header()
+
+write_compiler_detection_header(FILE)
diff --git a/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidCXXFeature-result.txt b/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidCXXFeature-result.txt
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidCXXFeature-result.txt
@@ -0,0 +1 @@
+1
diff --git a/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidCXXFeature-stderr.txt b/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidCXXFeature-stderr.txt
new file mode 100644
index 0000000..f34c9e1
--- /dev/null
+++ b/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidCXXFeature-stderr.txt
@@ -0,0 +1,5 @@
+CMake Error at .*Modules/WriteCompilerDetectionHeader.cmake:[0-9]+ \(message\):
+  Unsupported feature cxx_not_a_feature.
+Call Stack \(most recent call first\):
+  InvalidCXXFeature.cmake:4 \(write_compiler_detection_header\)
+  CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidCXXFeature.cmake b/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidCXXFeature.cmake
new file mode 100644
index 0000000..da870fa
--- /dev/null
+++ b/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidCXXFeature.cmake
@@ -0,0 +1,10 @@
+
+include(WriteCompilerDetectionHeader)
+
+write_compiler_detection_header(
+    FILE "${CMAKE_CURRENT_BINARY_DIR}/somefile"
+    PREFIX PREF_
+    COMPILERS GNU
+    FEATURES cxx_not_a_feature
+    VERSION 3.1
+)
diff --git a/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidCompiler-result.txt b/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidCompiler-result.txt
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidCompiler-result.txt
@@ -0,0 +1 @@
+1
diff --git a/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidCompiler-stderr.txt b/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidCompiler-stderr.txt
new file mode 100644
index 0000000..f35f9f9
--- /dev/null
+++ b/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidCompiler-stderr.txt
@@ -0,0 +1,5 @@
+CMake Error at .*Modules/WriteCompilerDetectionHeader.cmake:[0-9]+ \(message\):
+  Unsupported compiler NOT_A_COMPILER.
+Call Stack \(most recent call first\):
+  InvalidCompiler.cmake:4 \(write_compiler_detection_header\)
+  CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidCompiler.cmake b/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidCompiler.cmake
new file mode 100644
index 0000000..ecd0957
--- /dev/null
+++ b/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidCompiler.cmake
@@ -0,0 +1,10 @@
+
+include(WriteCompilerDetectionHeader)
+
+write_compiler_detection_header(
+    FILE "${CMAKE_CURRENT_BINARY_DIR}/somefile"
+    PREFIX PREF_
+    COMPILERS NOT_A_COMPILER
+    FEATURES cxx_final
+    VERSION 3.1
+)
diff --git a/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidFeature-result.txt b/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidFeature-result.txt
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidFeature-result.txt
@@ -0,0 +1 @@
+1
diff --git a/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidFeature-stderr.txt b/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidFeature-stderr.txt
new file mode 100644
index 0000000..0445744
--- /dev/null
+++ b/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidFeature-stderr.txt
@@ -0,0 +1,5 @@
+CMake Error at .*Modules/WriteCompilerDetectionHeader.cmake:[0-9]+ \(message\):
+  Unsupported feature not_a_feature.
+Call Stack \(most recent call first\):
+  InvalidFeature.cmake:4 \(write_compiler_detection_header\)
+  CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidFeature.cmake b/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidFeature.cmake
new file mode 100644
index 0000000..cd83968
--- /dev/null
+++ b/Tests/RunCMake/WriteCompilerDetectionHeader/InvalidFeature.cmake
@@ -0,0 +1,10 @@
+
+include(WriteCompilerDetectionHeader)
+
+write_compiler_detection_header(
+    FILE "${CMAKE_CURRENT_BINARY_DIR}/somefile"
+    PREFIX PREF_
+    COMPILERS GNU
+    FEATURES not_a_feature
+    VERSION 3.1
+)
diff --git a/Tests/RunCMake/WriteCompilerDetectionHeader/NoCompiler-result.txt b/Tests/RunCMake/WriteCompilerDetectionHeader/NoCompiler-result.txt
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/Tests/RunCMake/WriteCompilerDetectionHeader/NoCompiler-result.txt
@@ -0,0 +1 @@
+1
diff --git a/Tests/RunCMake/WriteCompilerDetectionHeader/NoCompiler-stderr.txt b/Tests/RunCMake/WriteCompilerDetectionHeader/NoCompiler-stderr.txt
new file mode 100644
index 0000000..9451348
--- /dev/null
+++ b/Tests/RunCMake/WriteCompilerDetectionHeader/NoCompiler-stderr.txt
@@ -0,0 +1,6 @@
+CMake Error at .*Modules/WriteCompilerDetectionHeader.cmake:[0-9]+ \(message\):
+  Invalid arguments.  write_compiler_detection_header requires at least one
+  compiler.
+Call Stack \(most recent call first\):
+  NoCompiler.cmake:4 \(write_compiler_detection_header\)
+  CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/WriteCompilerDetectionHeader/NoCompiler.cmake b/Tests/RunCMake/WriteCompilerDetectionHeader/NoCompiler.cmake
new file mode 100644
index 0000000..2dc14e9
--- /dev/null
+++ b/Tests/RunCMake/WriteCompilerDetectionHeader/NoCompiler.cmake
@@ -0,0 +1,10 @@
+
+include(WriteCompilerDetectionHeader)
+
+write_compiler_detection_header(
+    FILE "${CMAKE_CURRENT_BINARY_DIR}/somefile"
+    PREFIX PREF_
+    # COMPILERS
+    FEATURES cxx_final
+    VERSION 3.1
+)
diff --git a/Tests/RunCMake/WriteCompilerDetectionHeader/NoFeature-result.txt b/Tests/RunCMake/WriteCompilerDetectionHeader/NoFeature-result.txt
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/Tests/RunCMake/WriteCompilerDetectionHeader/NoFeature-result.txt
@@ -0,0 +1 @@
+1
diff --git a/Tests/RunCMake/WriteCompilerDetectionHeader/NoFeature-stderr.txt b/Tests/RunCMake/WriteCompilerDetectionHeader/NoFeature-stderr.txt
new file mode 100644
index 0000000..193f297
--- /dev/null
+++ b/Tests/RunCMake/WriteCompilerDetectionHeader/NoFeature-stderr.txt
@@ -0,0 +1,6 @@
+CMake Error at .*Modules/WriteCompilerDetectionHeader.cmake:[0-9]+ \(message\):
+  Invalid arguments.  write_compiler_detection_header requires at least one
+  feature.
+Call Stack \(most recent call first\):
+  NoFeature.cmake:4 \(write_compiler_detection_header\)
+  CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/WriteCompilerDetectionHeader/NoFeature.cmake b/Tests/RunCMake/WriteCompilerDetectionHeader/NoFeature.cmake
new file mode 100644
index 0000000..1fbc129
--- /dev/null
+++ b/Tests/RunCMake/WriteCompilerDetectionHeader/NoFeature.cmake
@@ -0,0 +1,10 @@
+
+include(WriteCompilerDetectionHeader)
+
+write_compiler_detection_header(
+    FILE "${CMAKE_CURRENT_BINARY_DIR}/somefile"
+    PREFIX PREF_
+    COMPILERS GNU
+    # FEATURES
+    VERSION 3.1
+)
diff --git a/Tests/RunCMake/WriteCompilerDetectionHeader/OldVersion-result.txt b/Tests/RunCMake/WriteCompilerDetectionHeader/OldVersion-result.txt
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/Tests/RunCMake/WriteCompilerDetectionHeader/OldVersion-result.txt
@@ -0,0 +1 @@
+1
diff --git a/Tests/RunCMake/WriteCompilerDetectionHeader/OldVersion-stderr.txt b/Tests/RunCMake/WriteCompilerDetectionHeader/OldVersion-stderr.txt
new file mode 100644
index 0000000..842eb3f
--- /dev/null
+++ b/Tests/RunCMake/WriteCompilerDetectionHeader/OldVersion-stderr.txt
@@ -0,0 +1,5 @@
+CMake Error at .*Modules/WriteCompilerDetectionHeader.cmake:[0-9]+ \(message\):
+  VERSION parameter too low.
+Call Stack \(most recent call first\):
+  OldVersion.cmake:4 \(write_compiler_detection_header\)
+  CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/WriteCompilerDetectionHeader/OldVersion.cmake b/Tests/RunCMake/WriteCompilerDetectionHeader/OldVersion.cmake
new file mode 100644
index 0000000..a6e3022
--- /dev/null
+++ b/Tests/RunCMake/WriteCompilerDetectionHeader/OldVersion.cmake
@@ -0,0 +1,10 @@
+
+include(WriteCompilerDetectionHeader)
+
+write_compiler_detection_header(
+  FILE "${CMAKE_CURRENT_BINARY_DIR}/somefile"
+  PREFIX Pref
+  VERSION 3.0
+  COMPILERS GNU
+  FEATURES cxx_final
+)
diff --git a/Tests/RunCMake/WriteCompilerDetectionHeader/PrefixTypo-result.txt b/Tests/RunCMake/WriteCompilerDetectionHeader/PrefixTypo-result.txt
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/Tests/RunCMake/WriteCompilerDetectionHeader/PrefixTypo-result.txt
@@ -0,0 +1 @@
+1
diff --git a/Tests/RunCMake/WriteCompilerDetectionHeader/PrefixTypo-stderr.txt b/Tests/RunCMake/WriteCompilerDetectionHeader/PrefixTypo-stderr.txt
new file mode 100644
index 0000000..5fdcdb8
--- /dev/null
+++ b/Tests/RunCMake/WriteCompilerDetectionHeader/PrefixTypo-stderr.txt
@@ -0,0 +1,5 @@
+CMake Error at .*Modules/WriteCompilerDetectionHeader.cmake:[0-9]+ \(message\):
+  write_compiler_detection_header: PREFIX parameter missing.
+Call Stack \(most recent call first\):
+  PrefixTypo.cmake:4 \(write_compiler_detection_header\)
+  CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/WriteCompilerDetectionHeader/PrefixTypo.cmake b/Tests/RunCMake/WriteCompilerDetectionHeader/PrefixTypo.cmake
new file mode 100644
index 0000000..8b6774c
--- /dev/null
+++ b/Tests/RunCMake/WriteCompilerDetectionHeader/PrefixTypo.cmake
@@ -0,0 +1,7 @@
+
+include(WriteCompilerDetectionHeader)
+
+write_compiler_detection_header(
+  FILE "${CMAKE_CURRENT_BINARY_DIR}/somefile"
+  PREFIX_TYPO Pref
+)
diff --git a/Tests/RunCMake/WriteCompilerDetectionHeader/RunCMakeTest.cmake b/Tests/RunCMake/WriteCompilerDetectionHeader/RunCMakeTest.cmake
new file mode 100644
index 0000000..be79d41
--- /dev/null
+++ b/Tests/RunCMake/WriteCompilerDetectionHeader/RunCMakeTest.cmake
@@ -0,0 +1,12 @@
+include(RunCMake)
+
+run_cmake(InvalidArgs)
+run_cmake(NoCompiler)
+run_cmake(NoFeature)
+run_cmake(FileTypo)
+run_cmake(PrefixTypo)
+run_cmake(ExtraArgs)
+run_cmake(OldVersion)
+run_cmake(InvalidCompiler)
+run_cmake(InvalidFeature)
+run_cmake(InvalidCXXFeature)