From 2df19bec2b7a1902245d817689b394159e8b4965 Mon Sep 17 00:00:00 2001
From: Zack Galbreath <zack.galbreath@kitware.com>
Date: Thu, 24 Apr 2025 11:29:15 -0400
Subject: [PATCH] instrumentation: include output sizes in CTest XML

---
 Source/cmCTest.cxx                               | 16 ++++++++++++++++
 .../InstrumentationInCTestXML-check.cmake        |  3 +++
 2 files changed, 19 insertions(+)

diff --git a/Source/cmCTest.cxx b/Source/cmCTest.cxx
index 3ee79e0763..14e2a8c0b8 100644
--- a/Source/cmCTest.cxx
+++ b/Source/cmCTest.cxx
@@ -3789,6 +3789,22 @@ bool cmCTest::ConvertInstrumentationJSONFileToXML(std::string const& fpath,
     xml.EndElement(); // NamedMeasurement
   }
 
+  // Record information about outputs and their sizes if found.
+  if (root.isMember("outputs") && root.isMember("outputSizes")) {
+    Json::ArrayIndex num_outputs =
+      std::min(root["outputs"].size(), root["outputSizes"].size());
+    if (num_outputs > 0) {
+      xml.StartElement("Outputs");
+      for (Json::ArrayIndex i = 0; i < num_outputs; ++i) {
+        xml.StartElement("Output");
+        xml.Attribute("name", root["outputs"][i].asString());
+        xml.Attribute("size", root["outputSizes"][i].asString());
+        xml.EndElement(); // Output
+      }
+      xml.EndElement(); // Outputs
+    }
+  }
+
   if (!generating_test_xml) {
     xml.EndElement(); // role
   }
diff --git a/Tests/RunCMake/ctest_instrumentation/InstrumentationInCTestXML-check.cmake b/Tests/RunCMake/ctest_instrumentation/InstrumentationInCTestXML-check.cmake
index 643515bc1d..141b467baf 100644
--- a/Tests/RunCMake/ctest_instrumentation/InstrumentationInCTestXML-check.cmake
+++ b/Tests/RunCMake/ctest_instrumentation/InstrumentationInCTestXML-check.cmake
@@ -20,6 +20,9 @@ foreach(xml_type Configure Build Test)
       if(NOT xml_content MATCHES "<Compile")
         set(RunCMake_TEST_FAILED "<Compile> element not found in Build.xml")
       endif()
+      if(NOT xml_content MATCHES "<Outputs")
+        set(RunCMake_TEST_FAILED "<Outputs> element not found in Build.xml")
+      endif()
       if(NOT xml_content MATCHES "<Link")
         set(RunCMake_TEST_FAILED "<Link> element not found in Build.xml")
       endif()