assertNotNull(event.getProject());
                assertNotNull(event.getExecution());
                assertNotNull(event.getMojo());
                assertNull(event.getCause());

                log.add("beforeMojoExecution " + event.getProject().getArtifactId() + ":"
                        + event.getExecution().getExecutionId());
            }

        PerformanceTestExecution performanceTestExecution = getExecution(testHistory);
        if (performanceTestExecution == null || performanceTestExecution.getCleanTasks() == null) {
            return "";
        }
        return Joiner.on(" ").join(performanceTestExecution.getCleanTasks());
    }

    private static PerformanceTestExecution getExecution(PerformanceTestHistory testHistory) {

            getOriginMetadata() >> delegateOriginMetadata
            getOutputFilesProducedByWork() >> delegateOutputFiles
        }
        def delegateResult = Stub(CachingResult) {
            getExecution() >> Try.successful(delegateExecution)
            getDuration() >> delegateDuration
            getAfterExecutionOutputState() >> Optional.of(delegateOutputState)
        }

                cacheableWork.getDisplayName(), cacheKey.getHashCode());
        }
        AfterExecutionResult result = executeWithoutCache(cacheableWork.work, context);
        try {
            result.getExecution().ifSuccessfulOrElse(
                executionResult -> storeInCacheUnlessDisabled(cacheableWork, cacheKey, result, executionResult),

            CachingResult delegateResult = delegate.execute(work, previousExecutionContext);

            if (delegateResult.getExecution().isSuccessful()) {
                // Store workspace metadata
                // TODO Capture in the type system the fact that we always have an after-execution output state here

                Plugin source,
                boolean sourceDominant,
                Map<Object, Object> context) {
            List<PluginExecution> src = source.getExecutions();
            if (!src.isEmpty()) {
                List<PluginExecution> tgt = target.getExecutions();
                Map<Object, PluginExecution> merged = new LinkedHashMap<>((src.size() + tgt.size()) * 2);

                for (PluginExecution element : tgt) {

        assertEquals(2, project.getBuildPlugins().get(0).getDependencies().size());
        assertEquals(2, project.getBuildPlugins().get(0).getExecutions().size());
        assertEquals(
                "first", project.getBuildPlugins().get(0).getExecutions().get(0).getId());
    }

    @Test
    void testFutureModelVersion() throws Exception {

            Plugin.Builder builder, Plugin target, Plugin source, boolean sourceDominant, Map<Object, Object> context) {
        List<PluginExecution> src = source.getExecutions();
        if (!src.isEmpty()) {
            List<PluginExecution> tgt = target.getExecutions();
            Map<Object, PluginExecution> merged = new LinkedHashMap<>((src.size() + tgt.size()) * 2);

            for (PluginExecution element : src) {

        System.out.println( session.getCurrentProject().getBuild().getPluginsAsMap() );

        Xpp3Dom configuration = (Xpp3Dom) session.getCurrentProject().getBuild().getPluginsAsMap().get( plugin.getKey() ).getExecutions().get( 0 ).getConfiguration();
        MojoExecution mojoExecution = new MojoExecution( mojoDescriptor, configuration );
        pluginManager.executeMojo( session, mojoExecution );
        */
    }

    @Test

                Map<Object, Plugin> master = new LinkedHashMap<>(src.size() * 2);

                for (Plugin element : src) {
                    if (element.isInherited() || !element.getExecutions().isEmpty()) {
                        // NOTE: Enforce recursive merge to trigger merging/inheritance logic for executions
                        Plugin plugin = Plugin.newInstance(false);