ENH: tests ADD_DEPENDENCIES and ADD_CUSTOM_COMMAND

Tests/Complex/CMakeLists.txt

@@ -1,31 +1,53 @@
-# a simple test case
+#
+# A simple test case
+#
 PROJECT (Complex)
 
-# use the ansi CXX compile flag for building cmake
+#
+# Use the ansi CXX compile flag for building cmake
+#
 IF (CMAKE_ANSI_CXXFLAGS)
   SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${CMAKE_ANSI_CXXFLAGS}")  
 ENDIF (CMAKE_ANSI_CXXFLAGS)
 
 ADD_DEFINITIONS(-DCMAKE_IS_FUN)
-SUBDIRS(Library Executable)
-SUBDIR_DEPENDS(Executable Library)
 
 INCLUDE(${Complex_SOURCE_DIR}/VarTests.txt)
 
 CONFIGURE_FILE(
-${Complex_SOURCE_DIR}/cmTestConfigure.h.in
-${Complex_BINARY_DIR}/cmTestConfigure.h)
+  ${Complex_SOURCE_DIR}/cmTestConfigure.h.in
+  ${Complex_BINARY_DIR}/cmTestConfigure.h)
 
 INCLUDE_DIRECTORIES(
-${Complex_BINARY_DIR}
-${Complex_SOURCE_DIR}/Library
-${Complex_SOURCE_DIR}/../../Source
+  ${Complex_BINARY_DIR}
+  ${Complex_SOURCE_DIR}/Library
+  ${Complex_SOURCE_DIR}/../../Source
 )
+
 LINK_DIRECTORIES(
-${Complex_BINARY_DIR}/Library
+  ${Complex_BINARY_DIR}/Library
 )
 
 INCLUDE_REGULAR_EXPRESSION("^(cmTest|file|sharedFile).*$")
 
-SET (LIBRARY_OUTPUT_PATH ${Complex_BINARY_DIR}/bin/ CACHE PATH "Single output directory for building all libraries.")
-SET (EXECUTABLE_OUTPUT_PATH ${Complex_BINARY_DIR}/bin/ CACHE PATH "Single output directory for building all executables.")
+SET (LIBRARY_OUTPUT_PATH 
+     ${Complex_BINARY_DIR}/bin/ CACHE PATH 
+     "Single output directory for building all libraries.")
+
+SET (EXECUTABLE_OUTPUT_PATH 
+     ${Complex_BINARY_DIR}/bin/ CACHE PATH 
+     "Single output directory for building all executables.")
+
+#
+# Where will executable tests be written ?
+#
+IF (EXECUTABLE_OUTPUT_PATH)
+  SET (CXX_TEST_PATH ${EXECUTABLE_OUTPUT_PATH})
+ELSE (EXECUTABLE_OUTPUT_PATH)
+  SET (CXX_TEST_PATH .)
+ENDIF (EXECUTABLE_OUTPUT_PATH)
+
+SUBDIRS(Library Executable)
+SUBDIR_DEPENDS(Executable Library)
+
+

Tests/Complex/Executable/complex.cxx

@@ -3,6 +3,17 @@
 #include "file2.h"
 #include "sharedFile.h"
 #include "cmStandardIncludes.h"
+#include <sys/stat.h>
+#include <stdio.h>
+#include <io.h>
+
+#if defined(_MSC_VER) || defined(__BORLANDC__)
+#define _unlink unlink
+#else
+#include <sys/types.h>
+#include <fcntl.h>
+#include <unistd.h>
+#endif
 
 int passed = 0;
 int failed = 0;
@@ -38,6 +49,7 @@ int main()
     {
     Passed("Call to file1 function returned 1.");
     }
+
   if(file2() != 1)
     {
     Failed("Call to file2 function from library failed.");
@@ -46,6 +58,7 @@ int main()
     {
     Passed("Call to file2 function returned 1.");
     }
+
 #ifndef CMAKE_IS_FUN
   Failed("CMake is not fun, so it is broken and should be fixed.");
 #else
@@ -76,8 +89,6 @@ int main()
   Passed("ZERO_VAR is not defined.");
 #endif
   
-
-  
 #ifndef STRING_VAR
   Failed("configureFile is broken, STRING_VAR is not defined.");
 #else
@@ -92,13 +103,32 @@ int main()
     Passed("STRING_VAR == ", STRING_VAR);
     }
 #endif
+
+  // Attach a post-build custom-command to the lib.
+  // It run ${CREATE_FILE_EXE} which will create the file
+  // ${Complex_BINARY_DIR}/postbuild.txt.
+  // The 'complex' executable will then test if this file exists,
+  // and remove it.
+
+  struct stat fs;
+  if (stat(BINARY_DIR "/postbuild.txt", &fs) != 0)
+    {
+    Failed("Could not find " BINARY_DIR "/postbuild.txt (created as a post-build custom command for the shared lib).");
+    }
+  else
+    {
+    if (unlink(BINARY_DIR "/postbuild.txt") != 0)
+      {
+      Failed("Unable to remove " BINARY_DIR "/postbuild.txt (does not imply that this test failed, but it *will* be corrupted thereafter if this file is not removed).");
+      }
+    }
+
   std::cout << "Passed:" << passed << "\n";
   if(failed)
     {
     std::cout << "Failed: " << failed << "\n";
     return failed;
     }
+
   return 0;
 }
-
-  

Tests/Complex/Library/CMakeLists.txt

@@ -2,7 +2,23 @@ AUX_SOURCE_DIRECTORY(ExtraSources LibrarySources)
 
 SOURCE_FILES(LibrarySources file2)
 ADD_LIBRARY(CMakeTestLibrary LibrarySources)
+
 SOURCE_FILES(SharedLibrarySources sharedFile)
 ADD_LIBRARY(CMakeTestLibraryShared SHARED SharedLibrarySources)
 
+UTILITY_SOURCE(CREATE_FILE_EXE create_file "." create_file.cxx)
+ADD_EXECUTABLE(create_file create_file.cxx)
+
+ADD_DEPENDENCIES(CMakeTestLibraryShared create_file)
+
+# Attach a post-build custom-command to the lib.
+# It run ${CREATE_FILE_EXE} which will create the file
+# ${Complex_BINARY_DIR}/postbuild.txt.
+# The 'complex' executable will then test if this file exists,
+# and remove it.
+
+ADD_CUSTOM_COMMAND(SOURCE CMakeTestLibraryShared
+                   COMMAND ${CREATE_FILE_EXE}
+                   ARGS "${Complex_BINARY_DIR}/postbuild.txt"
+                   TARGET CMakeTestLibraryShared)
 

Tests/Complex/Library/create_file.cxx

@@ -0,0 +1,28 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+int main (int argc, char *argv[])
+{
+  if (argc < 2)
+    {
+    fprintf(stderr, "Missing name of file to create.\n");
+    return EXIT_FAILURE;
+    }
+  
+  FILE *stream = fopen(argv[1], "w");
+  if(stream == NULL)
+    {
+    fprintf(stderr, "Unable to open %s for writing!\n", argv[1]);
+    return EXIT_FAILURE;
+    }
+
+  if(fclose(stream))
+    {
+    fprintf(stderr, "Unable to close %s!\n", argv[1]);
+    return EXIT_FAILURE;
+    }
+
+  fprintf(stdout, "Creating %s!\n", argv[1]);
+  
+  return EXIT_SUCCESS;
+}

Tests/Complex/cmTestConfigure.h.in

@@ -2,6 +2,7 @@
 #cmakedefine ZERO_VAR
 #define STRING_VAR "${STRING_VAR}"
 
+#define BINARY_DIR "${Complex_BINARY_DIR}"
 
 #cmakedefine CMAKE_NO_STD_NAMESPACE
 #cmakedefine CMAKE_NO_ANSI_STREAM_HEADERS

Tests/ComplexOneConfig/CMakeLists.txt

@@ -1,31 +1,53 @@
-# a simple test case
+#
+# A simple test case
+#
 PROJECT (Complex)
 
-# use the ansi CXX compile flag for building cmake
+#
+# Use the ansi CXX compile flag for building cmake
+#
 IF (CMAKE_ANSI_CXXFLAGS)
   SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${CMAKE_ANSI_CXXFLAGS}")  
 ENDIF (CMAKE_ANSI_CXXFLAGS)
 
 ADD_DEFINITIONS(-DCMAKE_IS_FUN)
-SUBDIRS(Library Executable)
-SUBDIR_DEPENDS(Executable Library)
 
 INCLUDE(${Complex_SOURCE_DIR}/VarTests.txt)
 
 CONFIGURE_FILE(
-${Complex_SOURCE_DIR}/cmTestConfigure.h.in
-${Complex_BINARY_DIR}/cmTestConfigure.h)
+  ${Complex_SOURCE_DIR}/cmTestConfigure.h.in
+  ${Complex_BINARY_DIR}/cmTestConfigure.h)
 
 INCLUDE_DIRECTORIES(
-${Complex_BINARY_DIR}
-${Complex_SOURCE_DIR}/Library
-${Complex_SOURCE_DIR}/../../Source
+  ${Complex_BINARY_DIR}
+  ${Complex_SOURCE_DIR}/Library
+  ${Complex_SOURCE_DIR}/../../Source
 )
+
 LINK_DIRECTORIES(
-${Complex_BINARY_DIR}/Library
+  ${Complex_BINARY_DIR}/Library
 )
 
 INCLUDE_REGULAR_EXPRESSION("^(cmTest|file|sharedFile).*$")
 
-SET (LIBRARY_OUTPUT_PATH ${Complex_BINARY_DIR}/bin/ CACHE PATH "Single output directory for building all libraries.")
-SET (EXECUTABLE_OUTPUT_PATH ${Complex_BINARY_DIR}/bin/ CACHE PATH "Single output directory for building all executables.")
+SET (LIBRARY_OUTPUT_PATH 
+     ${Complex_BINARY_DIR}/bin/ CACHE PATH 
+     "Single output directory for building all libraries.")
+
+SET (EXECUTABLE_OUTPUT_PATH 
+     ${Complex_BINARY_DIR}/bin/ CACHE PATH 
+     "Single output directory for building all executables.")
+
+#
+# Where will executable tests be written ?
+#
+IF (EXECUTABLE_OUTPUT_PATH)
+  SET (CXX_TEST_PATH ${EXECUTABLE_OUTPUT_PATH})
+ELSE (EXECUTABLE_OUTPUT_PATH)
+  SET (CXX_TEST_PATH .)
+ENDIF (EXECUTABLE_OUTPUT_PATH)
+
+SUBDIRS(Library Executable)
+SUBDIR_DEPENDS(Executable Library)
+
+

Tests/ComplexOneConfig/Executable/complex.cxx

@@ -3,6 +3,17 @@
 #include "file2.h"
 #include "sharedFile.h"
 #include "cmStandardIncludes.h"
+#include <sys/stat.h>
+#include <stdio.h>
+#include <io.h>
+
+#if defined(_MSC_VER) || defined(__BORLANDC__)
+#define _unlink unlink
+#else
+#include <sys/types.h>
+#include <fcntl.h>
+#include <unistd.h>
+#endif
 
 int passed = 0;
 int failed = 0;
@@ -38,6 +49,7 @@ int main()
     {
     Passed("Call to file1 function returned 1.");
     }
+
   if(file2() != 1)
     {
     Failed("Call to file2 function from library failed.");
@@ -46,6 +58,7 @@ int main()
     {
     Passed("Call to file2 function returned 1.");
     }
+
 #ifndef CMAKE_IS_FUN
   Failed("CMake is not fun, so it is broken and should be fixed.");
 #else
@@ -76,8 +89,6 @@ int main()
   Passed("ZERO_VAR is not defined.");
 #endif
   
-
-  
 #ifndef STRING_VAR
   Failed("configureFile is broken, STRING_VAR is not defined.");
 #else
@@ -92,13 +103,32 @@ int main()
     Passed("STRING_VAR == ", STRING_VAR);
     }
 #endif
+
+  // Attach a post-build custom-command to the lib.
+  // It run ${CREATE_FILE_EXE} which will create the file
+  // ${Complex_BINARY_DIR}/postbuild.txt.
+  // The 'complex' executable will then test if this file exists,
+  // and remove it.
+
+  struct stat fs;
+  if (stat(BINARY_DIR "/postbuild.txt", &fs) != 0)
+    {
+    Failed("Could not find " BINARY_DIR "/postbuild.txt (created as a post-build custom command for the shared lib).");
+    }
+  else
+    {
+    if (unlink(BINARY_DIR "/postbuild.txt") != 0)
+      {
+      Failed("Unable to remove " BINARY_DIR "/postbuild.txt (does not imply that this test failed, but it *will* be corrupted thereafter if this file is not removed).");
+      }
+    }
+
   std::cout << "Passed:" << passed << "\n";
   if(failed)
     {
     std::cout << "Failed: " << failed << "\n";
     return failed;
     }
+
   return 0;
 }
-
-  

Tests/ComplexOneConfig/Library/CMakeLists.txt

@@ -2,7 +2,23 @@ AUX_SOURCE_DIRECTORY(ExtraSources LibrarySources)
 
 SOURCE_FILES(LibrarySources file2)
 ADD_LIBRARY(CMakeTestLibrary LibrarySources)
+
 SOURCE_FILES(SharedLibrarySources sharedFile)
 ADD_LIBRARY(CMakeTestLibraryShared SHARED SharedLibrarySources)
 
+UTILITY_SOURCE(CREATE_FILE_EXE create_file "." create_file.cxx)
+ADD_EXECUTABLE(create_file create_file.cxx)
+
+ADD_DEPENDENCIES(CMakeTestLibraryShared create_file)
+
+# Attach a post-build custom-command to the lib.
+# It run ${CREATE_FILE_EXE} which will create the file
+# ${Complex_BINARY_DIR}/postbuild.txt.
+# The 'complex' executable will then test if this file exists,
+# and remove it.
+
+ADD_CUSTOM_COMMAND(SOURCE CMakeTestLibraryShared
+                   COMMAND ${CREATE_FILE_EXE}
+                   ARGS "${Complex_BINARY_DIR}/postbuild.txt"
+                   TARGET CMakeTestLibraryShared)
 

Tests/ComplexOneConfig/Library/create_file.cxx

@@ -0,0 +1,28 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+int main (int argc, char *argv[])
+{
+  if (argc < 2)
+    {
+    fprintf(stderr, "Missing name of file to create.\n");
+    return EXIT_FAILURE;
+    }
+  
+  FILE *stream = fopen(argv[1], "w");
+  if(stream == NULL)
+    {
+    fprintf(stderr, "Unable to open %s for writing!\n", argv[1]);
+    return EXIT_FAILURE;
+    }
+
+  if(fclose(stream))
+    {
+    fprintf(stderr, "Unable to close %s!\n", argv[1]);
+    return EXIT_FAILURE;
+    }
+
+  fprintf(stdout, "Creating %s!\n", argv[1]);
+  
+  return EXIT_SUCCESS;
+}

Tests/ComplexOneConfig/cmTestConfigure.h.in

@@ -2,6 +2,7 @@
 #cmakedefine ZERO_VAR
 #define STRING_VAR "${STRING_VAR}"
 
+#define BINARY_DIR "${Complex_BINARY_DIR}"
 
 #cmakedefine CMAKE_NO_STD_NAMESPACE
 #cmakedefine CMAKE_NO_ANSI_STREAM_HEADERS

Tests/ComplexRelativePaths/CMakeLists.txt

@@ -1,31 +1,53 @@
-# a simple test case
+#
+# A simple test case
+#
 PROJECT (Complex)
 
-# use the ansi CXX compile flag for building cmake
+#
+# Use the ansi CXX compile flag for building cmake
+#
 IF (CMAKE_ANSI_CXXFLAGS)
   SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${CMAKE_ANSI_CXXFLAGS}")  
 ENDIF (CMAKE_ANSI_CXXFLAGS)
 
 ADD_DEFINITIONS(-DCMAKE_IS_FUN)
-SUBDIRS(Library Executable)
-SUBDIR_DEPENDS(Executable Library)
 
 INCLUDE(${Complex_SOURCE_DIR}/VarTests.txt)
 
 CONFIGURE_FILE(
-${Complex_SOURCE_DIR}/cmTestConfigure.h.in
-${Complex_BINARY_DIR}/cmTestConfigure.h)
+  ${Complex_SOURCE_DIR}/cmTestConfigure.h.in
+  ${Complex_BINARY_DIR}/cmTestConfigure.h)
 
 INCLUDE_DIRECTORIES(
-${Complex_BINARY_DIR}
-${Complex_SOURCE_DIR}/Library
-${Complex_SOURCE_DIR}/../../Source
+  ${Complex_BINARY_DIR}
+  ${Complex_SOURCE_DIR}/Library
+  ${Complex_SOURCE_DIR}/../../Source
 )
+
 LINK_DIRECTORIES(
-${Complex_BINARY_DIR}/Library
+  ${Complex_BINARY_DIR}/Library
 )
 
 INCLUDE_REGULAR_EXPRESSION("^(cmTest|file|sharedFile).*$")
 
-SET (LIBRARY_OUTPUT_PATH ${Complex_BINARY_DIR}/bin/ CACHE PATH "Single output directory for building all libraries.")
-SET (EXECUTABLE_OUTPUT_PATH ${Complex_BINARY_DIR}/bin/ CACHE PATH "Single output directory for building all executables.")
+SET (LIBRARY_OUTPUT_PATH 
+     ${Complex_BINARY_DIR}/bin/ CACHE PATH 
+     "Single output directory for building all libraries.")
+
+SET (EXECUTABLE_OUTPUT_PATH 
+     ${Complex_BINARY_DIR}/bin/ CACHE PATH 
+     "Single output directory for building all executables.")
+
+#
+# Where will executable tests be written ?
+#
+IF (EXECUTABLE_OUTPUT_PATH)
+  SET (CXX_TEST_PATH ${EXECUTABLE_OUTPUT_PATH})
+ELSE (EXECUTABLE_OUTPUT_PATH)
+  SET (CXX_TEST_PATH .)
+ENDIF (EXECUTABLE_OUTPUT_PATH)
+
+SUBDIRS(Library Executable)
+SUBDIR_DEPENDS(Executable Library)
+
+

Tests/ComplexRelativePaths/Executable/complex.cxx

@@ -3,6 +3,17 @@
 #include "file2.h"
 #include "sharedFile.h"
 #include "cmStandardIncludes.h"
+#include <sys/stat.h>
+#include <stdio.h>
+#include <io.h>
+
+#if defined(_MSC_VER) || defined(__BORLANDC__)
+#define _unlink unlink
+#else
+#include <sys/types.h>
+#include <fcntl.h>
+#include <unistd.h>
+#endif
 
 int passed = 0;
 int failed = 0;
@@ -38,6 +49,7 @@ int main()
     {
     Passed("Call to file1 function returned 1.");
     }
+
   if(file2() != 1)
     {
     Failed("Call to file2 function from library failed.");
@@ -46,6 +58,7 @@ int main()
     {
     Passed("Call to file2 function returned 1.");
     }
+
 #ifndef CMAKE_IS_FUN
   Failed("CMake is not fun, so it is broken and should be fixed.");
 #else
@@ -76,8 +89,6 @@ int main()
   Passed("ZERO_VAR is not defined.");
 #endif
   
-
-  
 #ifndef STRING_VAR
   Failed("configureFile is broken, STRING_VAR is not defined.");
 #else
@@ -92,13 +103,32 @@ int main()
     Passed("STRING_VAR == ", STRING_VAR);
     }
 #endif
+
+  // Attach a post-build custom-command to the lib.
+  // It run ${CREATE_FILE_EXE} which will create the file
+  // ${Complex_BINARY_DIR}/postbuild.txt.
+  // The 'complex' executable will then test if this file exists,
+  // and remove it.
+
+  struct stat fs;
+  if (stat(BINARY_DIR "/postbuild.txt", &fs) != 0)
+    {
+    Failed("Could not find " BINARY_DIR "/postbuild.txt (created as a post-build custom command for the shared lib).");
+    }
+  else
+    {
+    if (unlink(BINARY_DIR "/postbuild.txt") != 0)
+      {
+      Failed("Unable to remove " BINARY_DIR "/postbuild.txt (does not imply that this test failed, but it *will* be corrupted thereafter if this file is not removed).");
+      }
+    }
+
   std::cout << "Passed:" << passed << "\n";
   if(failed)
     {
     std::cout << "Failed: " << failed << "\n";
     return failed;
     }
+
   return 0;
 }
-
-  

Tests/ComplexRelativePaths/Library/CMakeLists.txt

@@ -2,7 +2,23 @@ AUX_SOURCE_DIRECTORY(ExtraSources LibrarySources)
 
 SOURCE_FILES(LibrarySources file2)
 ADD_LIBRARY(CMakeTestLibrary LibrarySources)
+
 SOURCE_FILES(SharedLibrarySources sharedFile)
 ADD_LIBRARY(CMakeTestLibraryShared SHARED SharedLibrarySources)
 
+UTILITY_SOURCE(CREATE_FILE_EXE create_file "." create_file.cxx)
+ADD_EXECUTABLE(create_file create_file.cxx)
+
+ADD_DEPENDENCIES(CMakeTestLibraryShared create_file)
+
+# Attach a post-build custom-command to the lib.
+# It run ${CREATE_FILE_EXE} which will create the file
+# ${Complex_BINARY_DIR}/postbuild.txt.
+# The 'complex' executable will then test if this file exists,
+# and remove it.
+
+ADD_CUSTOM_COMMAND(SOURCE CMakeTestLibraryShared
+                   COMMAND ${CREATE_FILE_EXE}
+                   ARGS "${Complex_BINARY_DIR}/postbuild.txt"
+                   TARGET CMakeTestLibraryShared)
 

Tests/ComplexRelativePaths/Library/create_file.cxx

@@ -0,0 +1,28 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+int main (int argc, char *argv[])
+{
+  if (argc < 2)
+    {
+    fprintf(stderr, "Missing name of file to create.\n");
+    return EXIT_FAILURE;
+    }
+  
+  FILE *stream = fopen(argv[1], "w");
+  if(stream == NULL)
+    {
+    fprintf(stderr, "Unable to open %s for writing!\n", argv[1]);
+    return EXIT_FAILURE;
+    }
+
+  if(fclose(stream))
+    {
+    fprintf(stderr, "Unable to close %s!\n", argv[1]);
+    return EXIT_FAILURE;
+    }
+
+  fprintf(stdout, "Creating %s!\n", argv[1]);
+  
+  return EXIT_SUCCESS;
+}

Tests/ComplexRelativePaths/cmTestConfigure.h.in

@@ -2,6 +2,7 @@
 #cmakedefine ZERO_VAR
 #define STRING_VAR "${STRING_VAR}"
 
+#define BINARY_DIR "${Complex_BINARY_DIR}"
 
 #cmakedefine CMAKE_NO_STD_NAMESPACE
 #cmakedefine CMAKE_NO_ANSI_STREAM_HEADERS