diff --git a/entrypoint.sh b/entrypoint.sh
index 3e5161b..afc95b3 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -85,7 +85,8 @@ while true ; do
         ;;
         -h|--help)
             echo "Options:"
-            echo "  --test-run=VALUE    Run selected test or ALL, NONE"
+            echo "  --test-run=VALUE    Run selected test or ALL, NONE,"
+            echo "                      IMPLEMENTS"
             echo "                      ALL is the default"
             echo "  --test-bench=VALUE  Run selected benchmarks"
             echo "  --test-pkg=PKG      Run only tests from PKG"
@@ -239,13 +240,9 @@ pre_all_tests() {
     echo "mode: count" > "cover.out"
 }
 
-post_all_tests() {
-    if [[ ${COVERAGE} = yes ]]; then
-        mkdir -p "${RESULTS_DIR}/coverage"
-        show go tool cover -html=cover.out -o "${RESULTS_DIR}/coverage/go-ceph.html"
-    fi
-    if [[ ${COVERAGE} = yes ]] && command -v castxml >/dev/null ; then
-        mkdir -p "${RESULTS_DIR}/coverage"
+implements_tool() {
+    if command -v castxml >/dev/null ; then
+        mkdir -p "${RESULTS_DIR}"
         show ./implements --list \
             --report-json "${RESULTS_DIR}/implements.json" \
             --report-text "${RESULTS_DIR}/implements.txt" \
@@ -255,6 +252,16 @@ post_all_tests() {
     fi
 }
 
+post_all_tests() {
+    if [[ ${COVERAGE} = yes ]]; then
+        mkdir -p "${RESULTS_DIR}/coverage"
+        show go tool cover -html=cover.out -o "${RESULTS_DIR}/coverage/go-ceph.html"
+    fi
+    if [[ ${COVERAGE} = yes ]]; then
+        implements_tool
+    fi
+}
+
 test_go_ceph() {
     mkdir -p /tmp/ceph
     if ! [[ ${WAIT_FILES} ]]; then
@@ -266,6 +273,12 @@ test_go_ceph() {
         echo "skipping test execution"
         return 0
     fi
+    if [[ ${TEST_RUN} == IMPLEMENTS ]]; then
+        echo "skipping tests, executing implements tool"
+        pre_all_tests
+        implements_tool
+        return $?
+    fi
 
     PKG_PREFIX=github.com/ceph/go-ceph
     pkgs=$(go list ./... | sed -e "s,^${PKG_PREFIX}/\?,," | grep -v ^contrib)