test/web/org/codehaus/groovy/grails/web/taglib/GroovyCollectTagTests.java

   1 /**
   2  *
   3  */
   4 package org.codehaus.groovy.grails.web.taglib;
   5
   6 import java.io.PrintWriter;
   7 import java.io.StringWriter;
   8 import java.util.HashMap;
   9 import java.util.Map;
  10
  11 import org.codehaus.groovy.grails.web.taglib.exceptions.GrailsTagException;
  12
  13 import junit.framework.TestCase;
  14
  15 /**
  16  * @author graemerocher
  17  *
  18  */
  19 public class GroovyCollectTagTests extends TestCase {
  20
  21         private GroovyCollectTag tag;
  22         private StringWriter sw;
  23
  24         /* (non-Javadoc)
  25          * @see junit.framework.TestCase#setUp()
  26          */
  27         protected void setUp() throws Exception {
  28                 super.setUp();
  29                 sw = new StringWriter();
  30                 tag = new GroovyCollectTag();
  31                 tag.setWriter(new PrintWriter(sw));
  32         }
  33
  34
  35     protected void tearDown() throws Exception
  36     {
  37         tag = null;
  38         sw = null;
  39         super.tearDown();
  40     }
  41
  42     /**
  43          * Test method for {@link org.codehaus.groovy.grails.web.taglib.GroovyCollectTag#isBufferWhiteSpace()}.
  44          */
  45         public void testIsBufferWhiteSpace() {
  46                 assertFalse(tag.isBufferWhiteSpace());
  47         }
  48
  49         /**
  50          * Test method for {@link org.codehaus.groovy.grails.web.taglib.GroovyCollectTag#hasPrecedingContent()}.
  51          */
  52         public void testHasPrecedingContent() {
  53                 assertTrue(tag.hasPrecedingContent());
  54         }
  55
  56         /**
  57          * Test method for {@link org.codehaus.groovy.grails.web.taglib.GroovyCollectTag#doStartTag()}.
  58          */
  59         public void testDoStartTag() {
  60                 Map attrs = new HashMap();
  61
  62                 try {
  63                         tag.doStartTag();
  64                         fail("can't create this tag with no [in] and [expr] attributes");
  65                 } catch (GrailsTagException e) {
  66                         // expected
  67                 }
  68                 attrs.put("\"in\"", "myObj");
  69                 attrs.put("\"expr\"", " ${ it.name }");
  70                 tag.setAttributes(attrs);
  71                 assertFalse(tag.attributes.isEmpty());
  72                 tag.doStartTag();
  73                 assertEquals("myObj.collect {it.name}.each { " + System.getProperty("line.separator"),sw.toString());
  74         }
  75
  76 }