From 9fc87c6343a5d448f04d7a9397beb95e3b85178e Mon Sep 17 00:00:00 2001
From: Alex Neundorf <neundorf@kde.org>
Date: Thu, 11 Aug 2011 23:27:19 +0200
Subject: [PATCH] Add a test for the new --find-package mode

Alex
---
 Tests/CMakeLists.txt                          |  2 ++
 .../CMakeLists.txt                            | 22 +++++++++++++++++++
 Tests/FindPackageModeMakefileTest/Makefile.in |  8 +++++++
 Tests/FindPackageModeMakefileTest/main.cpp    |  8 +++++++
 4 files changed, 40 insertions(+)
 create mode 100644 Tests/FindPackageModeMakefileTest/CMakeLists.txt
 create mode 100644 Tests/FindPackageModeMakefileTest/Makefile.in
 create mode 100644 Tests/FindPackageModeMakefileTest/main.cpp

diff --git a/Tests/CMakeLists.txt b/Tests/CMakeLists.txt
index 2ad9a7759..a75b3df8f 100644
--- a/Tests/CMakeLists.txt
+++ b/Tests/CMakeLists.txt
@@ -46,6 +46,8 @@ IF(BUILD_TESTING)
 
   ADD_SUBDIRECTORY(CMakeLib)
 
+  ADD_SUBDIRECTORY(FindPackageModeMakefileTest)
+
   # Collect a list of all test build directories.
   SET(TEST_BUILD_DIRS)
 
diff --git a/Tests/FindPackageModeMakefileTest/CMakeLists.txt b/Tests/FindPackageModeMakefileTest/CMakeLists.txt
new file mode 100644
index 000000000..0be3783dc
--- /dev/null
+++ b/Tests/FindPackageModeMakefileTest/CMakeLists.txt
@@ -0,0 +1,22 @@
+
+if("${CMAKE_CXX_COMPILER_ID}" MATCHES GNU
+  OR "${CMAKE_CXX_COMPILER_ID}" MATCHES Intel
+  OR "${CMAKE_CXX_COMPILER_ID}" MATCHES Clang
+  OR "${CMAKE_CXX_COMPILER_ID}" MATCHES XL
+  OR "${CMAKE_CXX_COMPILER_ID}" MATCHES SunPro)
+
+  find_package(PNG)
+
+  # the test program links against the png lib, so test first whether it exists
+  if(PNG_FOUND)
+
+    get_target_property(cmakeExecutable cmake LOCATION)
+
+    configure_file(${CMAKE_CURRENT_SOURCE_DIR}/Makefile.in ${CMAKE_CURRENT_BINARY_DIR}/ConfMakefile @ONLY)
+    configure_file(${CMAKE_CURRENT_SOURCE_DIR}/main.cpp ${CMAKE_CURRENT_BINARY_DIR}/main.cpp COPYONLY)
+
+    add_test(FindPackageModeMakefileTest ${CMAKE_MAKE_PROGRAM} -f ${CMAKE_CURRENT_BINARY_DIR}/ConfMakefile -C ${CMAKE_CURRENT_BINARY_DIR} )
+
+  endif()
+
+endif()
diff --git a/Tests/FindPackageModeMakefileTest/Makefile.in b/Tests/FindPackageModeMakefileTest/Makefile.in
new file mode 100644
index 000000000..5105d9949
--- /dev/null
+++ b/Tests/FindPackageModeMakefileTest/Makefile.in
@@ -0,0 +1,8 @@
+all: clean pngtest
+
+pngtest: main.o
+	"@CMAKE_CXX_COMPILER@" -c `"@cmakeExecutable@" --find-package -DNAME=PNG -DLANGUAGE=CXX -DCOMPILER_ID=@CMAKE_CXX_COMPILER_ID@ -DMODE=COMPILE` main.cpp
+	"@CMAKE_CXX_COMPILER@" -o pngtest main.o `"@cmakeExecutable@" --find-package -DNAME=PNG -DLANGUAGE=CXX -DCOMPILER_ID=@CMAKE_CXX_COMPILER_ID@ -DMODE=LINK`
+
+clean:
+	rm -f *.o pngtest
diff --git a/Tests/FindPackageModeMakefileTest/main.cpp b/Tests/FindPackageModeMakefileTest/main.cpp
new file mode 100644
index 000000000..b78542700
--- /dev/null
+++ b/Tests/FindPackageModeMakefileTest/main.cpp
@@ -0,0 +1,8 @@
+#include <stdio.h>
+#include <png.h>
+
+int main()
+{
+ printf("PNG copyright: %s\n", png_get_copyright(NULL));
+ return 0;
+}