ci: add gcov build in UO pipelines

.gitlab/gitlab-ci-spack.yml

@@ -45,6 +45,25 @@ default:
   script:
     - bash scripts/ci/gitlab-ci/run.sh memcheck
 
+.common-test-coverage:
+  extends:
+    - .common
+  stage: test
+  script:
+    - bash scripts/ci/gitlab-ci/run.sh test &> coverage-test.log
+    - bash scripts/ci/gitlab-ci/run.sh coverage &> coverage-ctest.log || true
+    - lcov --capture --directory "$CI_BIN_DIR" --output-file coverage.info &> coverage-lcov.log
+    - genhtml coverage.info --output-directory coverage-report &> coverage-lcov.log
+  artifacts:
+    expire_in: 1 week
+    when: always
+    paths:
+      - coverage.info
+      - coverage-report/
+      - coverage-test.log
+      - coverage-ctest.log
+      - coverage-lcov.log
+
 #===============================================================================
 build:uo-sanitizer-asan:
   image:
@@ -90,6 +109,17 @@ test:uo-sanitizer-ubsan:
   extends: [.common-memcheck]
   needs: [build:uo-sanitizer-ubsan]
 
+build:uo-coverage:
+  image:
+    name: ghcr.io/ornladios/adios2:ci-opensuse-tw-coverage-20260313
+  extends: [.common-build]
+
+test:uo-coverage:
+  image:
+    name: ghcr.io/ornladios/adios2:ci-opensuse-tw-coverage-20260313
+  extends: [.common-test-coverage]
+  needs: [build:uo-coverage]
+
 deploy:sync-ornl:
   environment: ornl
   rules:

scripts/ci/cmake/ci-uo-coverage.cmake

@@ -0,0 +1,36 @@
+# SPDX-FileCopyrightText: 2026 Oak Ridge National Laboratory and Contributors
+#
+# SPDX-License-Identifier: Apache-2.0
+
+# Client maintainer: vicente.bolea@kitware.com
+
+set(ENV{CC}  gcc)
+set(ENV{CXX} g++)
+
+find_program(CTEST_COVERAGE_COMMAND NAMES gcov)
+
+set(dashboard_cache "
+BUILD_TESTING:BOOL=ON
+ADIOS2_BUILD_EXAMPLES:BOOL=ON
+
+ADIOS2_USE_Fortran:STRING=OFF
+ADIOS2_USE_HDF5:STRING=ON
+ADIOS2_USE_MPI:STRING=OFF
+ADIOS2_USE_Python:STRING=OFF
+ADIOS2_USE_ZFP:STRING=ON
+
+CMAKE_BUILD_TYPE:STRING=Debug
+CMAKE_C_FLAGS:STRING=--coverage
+CMAKE_CXX_FLAGS:STRING=--coverage
+CMAKE_EXE_LINKER_FLAGS:STRING=--coverage
+CMAKE_MODULE_LINKER_FLAGS:STRING=--coverage
+CMAKE_SHARED_LINKER_FLAGS:STRING=--coverage
+")
+
+set(dashboard_track "Analysis")
+set(CTEST_CMAKE_GENERATOR "Ninja")
+set(CTEST_BUILD_CONFIGURATION Debug)
+
+set(ADIOS_TEST_REPEAT 0)
+list(APPEND CTEST_UPDATE_NOTES_FILES "${CMAKE_CURRENT_LIST_FILE}")
+include(${CMAKE_CURRENT_LIST_DIR}/ci-common.cmake)

scripts/ci/gitlab-ci/run.sh

@@ -13,7 +13,7 @@ enable_submission=ON
 while getopts "hs" opt; do
   case $opt in
     h)
-      echo "Usage: $0 [-s] [update|configure|build|test|memcheck|submit]"
+      echo "Usage: $0 [-s] [update|configure|build|test|memcheck|coverage|submit]"
       echo "OPTIONS:"
       echo "    -s skip submit to cdash"
       ;;

scripts/ci/images/opensuse-tw/build-images-opensuse-tw

@@ -18,16 +18,16 @@ declare -u ENABLE_PUSH=
 function docker_build() {
   local docker_file=$1
   local docker_tag=$2
-  local args=(--progress=plain --rm)
+  local full_tag="${DOCKER_REPOSITORY}:${docker_tag}-$(date +"%Y%m%d")"
 
-  if [[ -n "${ENABLE_PUSH}" ]]; then
-    args+=("--push")
-  fi
-
-  sudo docker build "${args[@]}"  \
+  podman build --rm \
     --file "${docker_file}" \
-    --tag "${DOCKER_REPOSITORY}:${docker_tag}-$(date +"%Y%m%d")" \
+    --tag "${full_tag}" \
     .
+
+  if [[ -n "${ENABLE_PUSH}" ]]; then
+    podman push "${full_tag}"
+  fi
 }
 
 function usage() {
@@ -51,3 +51,4 @@ docker_build opensuse-tw-asan.dockerfile ci-opensuse-tw-asan
 docker_build opensuse-tw-msan.dockerfile ci-opensuse-tw-msan
 docker_build opensuse-tw-tsan.dockerfile ci-opensuse-tw-tsan
 docker_build opensuse-tw-ubsan.dockerfile ci-opensuse-tw-ubsan
+docker_build opensuse-tw-coverage.dockerfile ci-opensuse-tw-coverage

scripts/ci/images/opensuse-tw/opensuse-tw-coverage.dockerfile

@@ -0,0 +1,27 @@
+# SPDX-FileCopyrightText: 2026 Oak Ridge National Laboratory and Contributors
+#
+# SPDX-License-Identifier: Apache-2.0
+
+FROM ghcr.io/ornladios/adios2:ci-opensuse-tw-sanitizer-base-20260313
+LABEL maintainer "Vicente Adolfo Bolea Sanchez<vicente.bolea@kitware.com>"
+
+RUN zypper refresh && \
+    zypper install -y --no-recommends \
+      lcov \
+      && \
+    zypper clean --all
+
+# Install ZFP
+WORKDIR /opt/zfp
+RUN curl -L https://github.com/LLNL/zfp/releases/download/1.0.1/zfp-1.0.1.tar.gz | tar -xvz && \
+    cmake -GNinja -S zfp-1.0.1 -B build \
+      -DBUILD_SHARED_LIBS=ON \
+      -DCMAKE_BUILD_TYPE=Release \
+      -DCMAKE_INSTALL_PREFIX=/opt/zfp/1.0.1 \
+      && \
+    cmake --build build && \
+    cmake --install build && \
+    rm -rf zfp-1.0.1 build
+ENV PATH=/opt/zfp/1.0.1/bin:${PATH} \
+    LD_LIBRARY_PATH=/opt/zfp/1.0.1/lib64:${LD_LIBRARY_PATH} \
+    CMAKE_PREFIX_PATH=/opt/zfp/1.0.1:${CMAKE_PREFIX_PATH}

scripts/ci/images/opensuse-tw/opensuse-tw-sanitizer-base.dockerfile

@@ -13,7 +13,7 @@ RUN zypper refresh && \
       bzip2 \
       gzip \
       bzip3-devel \
-      clang17 \
+      clang18 \
       cmake \
       curl \
       file \
@@ -25,7 +25,7 @@ RUN zypper refresh && \
       libffi-devel \
       libpng16-devel \
       libunwind-devel \
-      llvm17 \
+      llvm18 \
       ninja \
       patch \
       python3-devel \