/*

* Jooby https://jooby.io

* Apache License Version 2.0 https://jooby.io/LICENSE.txt

* Copyright 2014 Edgar Espina

*/

package io.jooby;

import static org.mockito.Mockito.*;

import org.junit.jupiter.api.Test;

import io.jooby.output.Output;

import io.jooby.output.OutputFactory;

import io.jooby.output.OutputOptions;

public class Issue3607 {

private static class TemplateEngineImpl implements TemplateEngine {

@Override

public Output render(Context ctx, ModelAndView<?> modelAndView) throws Exception {

// do nothing

return ctx.getOutputFactory().wrap(new byte[0]);

}

}

@Test

public void shouldNotGenerateEmptyFlashMap() throws Exception {

var ctx = mock(Context.class);

when(ctx.getOutputFactory()).thenReturn(OutputFactory.create(OutputOptions.small()));

var templateEngine = new TemplateEngineImpl();

templateEngine.encode(ctx, ModelAndView.map("index.html"));

verify(ctx, times(1)).flashOrNull();

verify(ctx, times(1)).sessionOrNull();

verify(ctx, times(1)).setDefaultResponseType(MediaType.html);

}

}