package org.jtwig.render.node;
import com.google.common.base.Optional;
import org.jtwig.escape.EscapeEngine;
import org.jtwig.escape.HtmlEscapeEngine;
import org.jtwig.model.tree.Node;
import org.jtwig.render.RenderRequest;
import org.jtwig.render.node.renderer.NodeRender;
import org.jtwig.renderable.Renderable;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import static org.hamcrest.core.StringContains.containsString;
import static org.junit.Assert.assertSame;
import static org.mockito.Mockito.*;
public class RenderNodeServiceTest {
private final NodeRenderSelector nodeRenderSelector = mock(NodeRenderSelector.class);
private RenderNodeService underTest = new RenderNodeService(nodeRenderSelector);
@Rule
public ExpectedException expectedException = ExpectedException.none();
@Test
public void renderNoRenderFound() throws Exception {
Node node = mock(Node.class);
RenderRequest renderRequest = mock(RenderRequest.class, RETURNS_DEEP_STUBS);
when(nodeRenderSelector.renderFor(node)).thenReturn(Optional.<NodeRender>absent());
expectedException.expect(IllegalArgumentException.class);
expectedException.expectMessage(containsString("No render found for class org.jtwig.model.tree.Node"));
underTest.render(renderRequest, node);
}
@Test
public void render() throws Exception {
EscapeEngine escapeMode = HtmlEscapeEngine.instance();
Node node = mock(Node.class);
RenderRequest renderRequest = mock(RenderRequest.class, RETURNS_DEEP_STUBS);
NodeRender nodeRender = mock(NodeRender.class);
Renderable renderable = mock(Renderable.class);
when(renderRequest.getRenderContext().getCurrent(EscapeEngine.class)).thenReturn(escapeMode);
when(nodeRenderSelector.renderFor(node)).thenReturn(Optional.of(nodeRender));
when(nodeRender.render(renderRequest, node)).thenReturn(renderable);
Renderable result = underTest.render(renderRequest, node);
assertSame(renderable, result);
verify(renderRequest.getRenderContext()).start(EscapeEngine.class, escapeMode);
verify(renderRequest.getRenderContext()).end(EscapeEngine.class);
}
}