ENH: add new command to create a test driver

Source/CMakeLists.txt

@@ -131,6 +131,25 @@ IF(BUILD_TESTING)
       wrapping
       ${CMake_BINARY_DIR}/Tests/Wrapping/bin)
 
+    ADD_TEST(testdriver1 ${CMake_BINARY_DIR}/Source/cmaketest 
+      ${CMake_SOURCE_DIR}/Tests/TestDriver 
+      ${CMake_BINARY_DIR}/Tests/TestDriver
+      TestDriverTest
+      ${CMake_BINARY_DIR}/Tests/Wrapping/bin
+      TestDriverTest test1)
+    ADD_TEST(testdriver2 ${CMake_BINARY_DIR}/Source/cmaketest 
+      ${CMake_SOURCE_DIR}/Tests/TestDriver 
+      ${CMake_BINARY_DIR}/Tests/TestDriver
+      TestDriverTest
+      ${CMake_BINARY_DIR}/Tests/Wrapping/bin
+      TestDriverTest test2)
+    ADD_TEST(testdriver3 ${CMake_BINARY_DIR}/Source/cmaketest 
+      ${CMake_SOURCE_DIR}/Tests/TestDriver 
+      ${CMake_BINARY_DIR}/Tests/TestDriver
+      TestDriverTest
+      ${CMake_BINARY_DIR}/Tests/Wrapping/bin
+      TestDriverTest test3)
+
   ENDIF (DART_ROOT)
 ENDIF(BUILD_TESTING)
 

Source/cmCommands.cxx

@@ -33,6 +33,7 @@
 #include "cmCableWrapTclCommand.cxx"
 #include "cmConfigureFileCommand.cxx"
 #include "cmConfigureGccXmlCommand.cxx"
+#include "cmCreateTestSourceList.cxx"
 #include "cmElseCommand.cxx"
 #include "cmEnableTestingCommand.cxx"
 #include "cmEndForEachCommand.cxx"
@@ -99,6 +100,7 @@ void GetPredefinedCommands(std::list<cmCommand*>& commands)
   commands.push_back(new cmCableWrapTclCommand);
   commands.push_back(new cmConfigureFileCommand);
   commands.push_back(new cmConfigureGccXmlCommand);
+  commands.push_back(new cmCreateTestSourceList);
   commands.push_back(new cmElseCommand);
   commands.push_back(new cmEnableTestingCommand);  
   commands.push_back(new cmEndForEachCommand);

Source/cmCreateTestSourceList.cxx

@@ -0,0 +1,129 @@
+/*=========================================================================
+
+  Program:   Insight Segmentation & Registration Toolkit
+  Module:    $RCSfile$
+  Language:  C++
+  Date:      $Date$
+  Version:   $Revision$
+
+  Copyright (c) 2002 Insight Consortium. All rights reserved.
+  See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
+
+     This software is distributed WITHOUT ANY WARRANTY; without even 
+     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
+     PURPOSE.  See the above copyright notices for more information.
+
+=========================================================================*/
+#include "cmCreateTestSourceList.h"
+
+
+// cmCreateTestSourceList
+bool cmCreateTestSourceList::InitialPass(std::vector<std::string> const& argsIn)
+{
+  if (argsIn.size() < 5)
+    {
+      this->SetError("called with wrong number of arguments.");
+      return false;
+    }
+  std::vector<std::string> args;
+  cmSystemTools::ExpandListArguments(argsIn, args);
+  
+  std::vector<std::string>::iterator i = args.begin();
+  const char* sourceList = i->c_str();
+  ++i;
+  std::string driver = m_Makefile->GetCurrentOutputDirectory();
+  driver += "/";
+  driver += *i;
+  driver += ".cxx";
+  ++i;
+  std::vector<std::string>::iterator testsBegin = i;
+  std::ofstream fout(driver.c_str());
+  if(!fout)
+    {
+    std::string err = "Could not create file ";
+    err += driver;
+    err += " for cmCreateTestSourceList command.";
+    this->SetError(err.c_str());
+    return false;
+    }
+  // Create the test driver file
+  fout << "#include <stdio.h>\n";
+  fout << "#include <string.h>\n";
+  fout << "// forward declare test functions\n";
+  for(i = testsBegin; i != args.end(); ++i)
+    {
+    fout << "int " << *i << "(int, char**);\n";
+    }
+  fout << "// Create map \n";
+  fout << "typedef int (*MainFuncPointer)(int , char**);\n";
+  fout << "struct functionMapEntry\n"
+       << "{\n"
+       << "const char* name;\n"
+       << "MainFuncPointer func;\n"
+       << "};\n\n";
+  fout << "functionMapEntry cmakeGeneratedFunctionMapEntries[] = {\n";
+  int numTests = 0;
+  for(i = testsBegin; i != args.end(); ++i)
+    {
+    fout << "{\"" << *i << "\", " << *i << "},\n";
+    numTests++;
+    }
+  fout << "};\n";
+  fout << "int main(int ac, char** av)\n"
+       << "{\n";
+  fout << "  int NumTests = " << numTests << ";\n";
+  fout << "  int i;\n";
+  fout << "  if(ac < 2)\n";
+  fout << "    {\n";
+  fout << "    printf(\"Available tests:\\n\");\n";
+  fout << "    for(i =0; i < NumTests; ++i)\n";
+  fout << "      {\n";
+  fout << "      printf(\"%d. %s\\n\", i, cmakeGeneratedFunctionMapEntries[i].name);\n";
+  fout << "      }\n";
+  fout << "    printf(\"To run a test, enter the test number: \");\n";
+  fout << "    int testNum = 0;\n";
+  fout << "    scanf(\"%d\", &testNum);\n";
+  fout << "    if(testNum >= NumTests)\n";
+  fout << "    {\n";
+  fout << "    printf(\"%d is an invalid test number.\\n\", testNum);\n";
+  fout << "    return -1;\n";
+  fout << "    }\n";
+  fout << "    return (*cmakeGeneratedFunctionMapEntries[testNum].func)(ac-1, av+1);\n";
+  fout << "    }\n";
+  fout << "  for(i =0; i < NumTests; ++i)\n";
+  fout << "    {\n";
+  fout << "    if(strcmp(cmakeGeneratedFunctionMapEntries[i].name, av[1]) == 0)\n";
+  fout << "      {\n";
+  fout << "      return (*cmakeGeneratedFunctionMapEntries[i].func)(ac-1, av+1);\n";
+  fout << "      }\n";
+  fout << "    }\n";
+  fout << "  printf(\"Available tests:\\n\");\n";
+  fout << "  for(i =0; i < NumTests; ++i)\n";
+  fout << "    {\n";
+  fout << "    printf(\"%d. %s\\n\", i, cmakeGeneratedFunctionMapEntries[i].name);\n";
+  fout << "    }\n";
+  fout << "  printf(\"Failed: %s is an invalid test name.\\n\", av[1]);\n";
+  fout << "  return -1;\n";
+  fout << "}\n";
+  fout.close();
+  // create the source list
+  cmSourceFile cfile;
+  cfile.SetIsAnAbstractClass(false);
+  cfile.SetName(args[1].c_str(), m_Makefile->GetCurrentOutputDirectory(),
+                "cxx", false);
+  m_Makefile->AddSource(cfile, sourceList);
+  
+  for(i = testsBegin; i != args.end(); ++i)
+    {
+    cmSourceFile cfile;
+    cfile.SetIsAnAbstractClass(false);
+    cfile.SetName(i->c_str(), m_Makefile->GetCurrentDirectory(),
+                  "cxx", false);
+    m_Makefile->AddSource(cfile, sourceList);
+    }
+
+  return true;
+}
+
+
+

Source/cmCreateTestSourceList.h

@@ -0,0 +1,84 @@
+/*=========================================================================
+
+  Program:   Insight Segmentation & Registration Toolkit
+  Module:    $RCSfile$
+  Language:  C++
+  Date:      $Date$
+  Version:   $Revision$
+
+  Copyright (c) 2002 Insight Consortium. All rights reserved.
+  See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
+
+     This software is distributed WITHOUT ANY WARRANTY; without even 
+     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
+     PURPOSE.  See the above copyright notices for more information.
+
+=========================================================================*/
+#ifndef cmCreateTestSourceList_h
+#define cmCreateTestSourceList_h
+
+#include "cmStandardIncludes.h"
+#include "cmCommand.h"
+
+/** \class cmCreateTestSourceList
+ * \brief 
+ *
+ */
+
+class cmCreateTestSourceList : public cmCommand
+{
+public:
+  /**
+   * This is a virtual constructor for the command.
+   */
+  virtual cmCommand* Clone() 
+    {
+    return new cmCreateTestSourceList;
+    }
+
+  /**
+   * This is called when the command is first encountered in
+   * the CMakeLists.txt file.
+   */
+  virtual bool InitialPass(std::vector<std::string> const& args);
+
+  /**
+   * This determines if the command gets propagated down
+   * to makefiles located in subdirectories.
+   */
+  virtual bool IsInherited() {return true;}
+
+  /**
+   * The name of the command as specified in CMakeList.txt.
+   */
+  virtual const char* GetName() {return "CREATE_TEST_SOURCELIST";}
+  
+  /**
+   * Succinct documentation.
+   */
+  virtual const char* GetTerseDocumentation() 
+    {
+    return "Create a test driver and source list for building test programs.";
+    }
+  
+  /**
+   * More documentation.
+   */
+  virtual const char* GetFullDocumentation()
+    {
+    return
+      "CREATE_TEST_SOURCELIST(SourceListName DriverName test1 test2 test3"
+      "The list of source files needed to build the testdriver will be in SourceListName.\n"
+      "DriverName.cxx is the name of the test driver program.\n"
+      "The rest of the arguments consist of a list of test source files, can be "
+      "; separated.  Each test source file should have a function in it that "
+      "is the same name as the file with no extension (foo.cxx should have int foo();) "
+      "DriverName.cxx will be able to call each of the tests by name on the command line.";
+    }
+  
+  cmTypeMacro(cmCreateTestSourceList, cmCommand);
+};
+
+
+
+#endif

Source/cmaketest.cxx

@@ -86,12 +86,23 @@ int main (int argc, char *argv[])
   std::string generator = "-G";
   generator += CMAKE_GENERATOR;
   args.push_back(generator);
-
+  
+  std::vector<std::string> progArgs;
   if(argc > 6)
     {
-    for (int j = 6; j < argc ; j++) 
+    if(strcmp(argv[6] , "CMAKE_ARGS") == 0)
       {
-      args.push_back(argv[j]);
+      for (int j = 7; j < argc ; j++) 
+        {
+        args.push_back(argv[j]);
+        }
+      }
+    else
+      {
+      for(int j = 6; j < argc; j++)
+        {
+        progArgs.push_back(argv[j]);
+        }
       }
     }
   
@@ -254,6 +265,12 @@ int main (int argc, char *argv[])
     return 1;
     }
   fullPath = cmSystemTools::ConvertToOutputPath(fullPath.c_str());
+  for(std::vector<std::string>::iterator p = progArgs.begin();
+      p != progArgs.end(); ++p)
+    {
+    fullPath += " ";
+    fullPath += *p;
+    }
   std::cout << "Running test executable: " << fullPath.c_str() << "\n";
   int ret = 0;
   if (!cmSystemTools::RunCommand(fullPath.c_str(), output, ret, 0, true))

Tests/TestDriver/CMakeLists.txt

@@ -0,0 +1,4 @@
+PROJECT(TestDriverTest)
+CREATE_TEST_SOURCELIST(testSrcs TestDriverTest test1 test2 test3)
+ADD_EXECUTABLE(TestDriverTest testSrcs)
+

Tests/TestDriver/test1.cxx

@@ -0,0 +1,8 @@
+#include <stdio.h>
+int test1(int ac, char** av)
+{
+  printf("test1\n");
+  for(int i =0; i < ac; i++)
+    printf("arg %d is %s\n", ac, av[i]);
+  return 0;
+}

Tests/TestDriver/test2.cxx

@@ -0,0 +1,8 @@
+#include <stdio.h>
+int test2(int ac, char** av)
+{
+  printf("test2\n");
+  for(int i =0; i < ac; i++)
+    printf("arg %d is %s\n", ac, av[i]);
+  return 0;
+}

Tests/TestDriver/test3.cxx

@@ -0,0 +1,8 @@
+#include <stdio.h>
+int test3(int ac, char** av)
+{
+  printf("test3\n");
+  for(int i =0; i < ac; i++)
+    printf("arg %d is %s\n", ac, av[i]);
+  return 0;
+}