ctest: Add source and binary directories to Build.xml

Introduce two new fields, SourceDirectory and BinaryDirectory,
to the Build.XML file with the appropriate data stored in it.

Fixes: #27628

Source/CTest/cmCTestBuildHandler.cxx

@@ -465,6 +465,9 @@ void cmCTestBuildHandler::GenerateXMLHeader(cmXMLWriter& xml)
   xml.StartElement("Build");
   xml.Element("StartDateTime", this->StartBuild);
   xml.Element("StartBuildTime", this->StartBuildTime);
+  xml.Element("SourceDirectory",
+              this->CTest->GetCTestConfiguration("SourceDirectory"));
+  xml.Element("BinaryDirectory", this->CTest->GetBinaryDir());
   xml.Element("BuildCommand", this->GetMakeCommand());
 }
 

Tests/RunCMake/ctest_build/BuildDirectories-check.cmake

@@ -0,0 +1,18 @@
+file(GLOB build_xml_file "${RunCMake_TEST_BINARY_DIR}/Testing/*/Build.xml")
+if(build_xml_file)
+  file(READ "${build_xml_file}" build_xml LIMIT 4096)
+  if(NOT build_xml MATCHES [[<SourceDirectory>]])
+    string(REPLACE "\n" "\n  " build_xml "  ${build_xml}")
+    set(RunCMake_TEST_FAILED
+      "Build.xml does not have expected attribute:\n${build_xml}"
+      )
+  endif()
+  if(NOT build_xml MATCHES [[<BinaryDirectory>]])
+    string(REPLACE "\n" "\n  " build_xml "  ${build_xml}")
+    set(RunCMake_TEST_FAILED
+      "Build.xml does not have expected attribute:\n${build_xml}"
+      )
+  endif()
+else()
+  set(RunCMake_TEST_FAILED "Build.xml not found")
+endif()

Tests/RunCMake/ctest_build/BuildDirectories-result.txt

@@ -0,0 +1 @@
+(-1|255)

Tests/RunCMake/ctest_build/BuildDirectories-stderr.txt

@@ -0,0 +1 @@
+^Error\(s\) when building project

Tests/RunCMake/ctest_build/RunCMakeTest.cmake

@@ -61,6 +61,11 @@ set(RunCMake_BUILD_COMMAND "${FAKE_BUILD_COMMAND_EXE}")
 run_ctest(BuildCommandFailure)
 unset(RunCMake_BUILD_COMMAND)
 
+set(RunCMake_USE_CUSTOM_BUILD_COMMAND TRUE)
+set(RunCMake_BUILD_COMMAND "${FAKE_BUILD_COMMAND_EXE}")
+run_ctest(BuildDirectories)
+unset(RunCMake_BUILD_COMMAND)
+
 set(RunCMake_USE_LAUNCHERS FALSE)
 set(RunCMake_BUILD_COMMAND "${COLOR_WARNING}")
 run_ctest(IgnoreColor)