001 // Copyright 2004, 2005 The Apache Software Foundation 002 // 003 // Licensed under the Apache License, Version 2.0 (the "License"); 004 // you may not use this file except in compliance with the License. 005 // You may obtain a copy of the License at 006 // 007 // http://www.apache.org/licenses/LICENSE-2.0 008 // 009 // Unless required by applicable law or agreed to in writing, software 010 // distributed under the License is distributed on an "AS IS" BASIS, 011 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 012 // See the License for the specific language governing permissions and 013 // limitations under the License. 014 015 package org.apache.tapestry.components; 016 017 import static org.easymock.EasyMock.expect; 018 019 import org.apache.tapestry.BaseComponentTestCase; 020 import org.apache.tapestry.IMarkupWriter; 021 import org.apache.tapestry.IRequestCycle; 022 import org.testng.annotations.Test; 023 024 /** 025 * Tests for {@link org.apache.tapestry.components.RenderBlock} component. 026 * 027 * @author Howard M. Lewis Ship 028 * @since 4.0 029 */ 030 @Test 031 public class TestRenderBlock extends BaseComponentTestCase 032 { 033 public void testNullBlock() 034 { 035 RenderBlock rb = (RenderBlock) newInstance(RenderBlock.class); 036 037 IMarkupWriter writer = newWriter(); 038 IRequestCycle cycle = newMock(IRequestCycle.class); 039 040 expect(cycle.renderStackPush(rb)).andReturn(rb); 041 042 expect(cycle.renderStackPop()).andReturn(rb); 043 044 replay(); 045 046 rb.render(writer, cycle); 047 048 verify(); 049 } 050 051 public void testNonNullBlock() 052 { 053 Block b = (Block)newInstance(Block.class); 054 055 RenderBlock rb = newInstance(RenderBlock.class, 056 new Object[] { "block", b }); 057 058 IMarkupWriter writer = newWriter(); 059 IRequestCycle cycle = newMock(IRequestCycle.class); 060 061 expect(cycle.renderStackPush(rb)).andReturn(rb); 062 063 b.renderForComponent(writer, cycle, rb); 064 065 expect(cycle.renderStackPop()).andReturn(rb); 066 067 replay(); 068 069 rb.render(writer, cycle); 070 071 verify(); 072 } 073 }