PomTestWrapper pom = buildPom("plugin-exec-merging-wo-version/sub");
        assertEquals(4, ((List<?>) pom.getValue("build/plugins[1]/executions")).size());
    }

    /* MNG-3943*/
    @Test
    void testMergeOfPluginExecutionsWhenChildAndParentUseDifferentPluginVersions() throws Exception {
        PomTestWrapper pom = buildPom("plugin-exec-merging-version-insensitive/sub");

            } else {
                index.put(key, plugin);
            }

            Set<String> executionIds = new HashSet<>();

            for (PluginExecution exec : plugin.getExecutions()) {
                if (!executionIds.add(exec.getId())) {
                    addViolation(
                            problems,
                            Severity.ERROR,
                            Version.V20,