test/groovy/org/codehaus/groovy/grails/reload/TagLibReloadTests.groovy

   1 package org.codehaus.groovy.grails.reload;
   2
   3  import org.codehaus.groovy.grails.web.servlet.mvc.*
   4  import org.codehaus.groovy.grails.commons.*
   5  import org.apache.commons.logging.*
   6  import org.codehaus.groovy.grails.web.taglib.*
   7
   8 /**
   9  * Tests for auto-reloading of tag libraries
  10  *
  11  * @author Graeme Rocher
  12  **/
  13
  14 class TagLibReloadTests extends AbstractGrailsTagTests {
  15
  16
  17     void testReloadTagLibrary() {
  18         def sw = new StringWriter()
  19         def pw = new PrintWriter(sw)
  20         Class oldClass = ga.getTagLibClass("TestTagLib").getClazz()
  21         def result
  22         println "trying myTag"
  23                 withTag("myTag",pw) { tag ->
  24             tag.call([foo:"bar"],null)
  25         }
  26         assertEquals "foo:bar", sw.toString()
  27
  28
  29         def event = [source:new GroovyClassLoader().parseClass('''
  30 class TestTagLib {
  31     def myTag = { attrs, body ->
  32         out << "bar:${attrs.bar}"
  33     }
  34 }
  35 '''),
  36                         ctx:appCtx, manager:mockManager]
  37
  38         def plugin = mockManager.getGrailsPlugin("controllers")
  39
  40         def eventHandler = plugin.instance.onChange
  41         eventHandler.delegate = plugin
  42         eventHandler.call(event)
  43
  44                 withTag("myTag",pw) { tag ->
  45             tag.call([bar:"foo"], null)
  46         }
  47         assertEquals "foo:barbar:foo", sw.toString()
  48     }
  49
  50         void onInit() {
  51                 def tagLibClass = gcl.parseClass(
  52 '''
  53 class TestTagLib {
  54     def myTag = { attrs, body ->
  55         println "attributes $attrs"
  56         out << "foo:${attrs.foo}"
  57     }
  58 }
  59 '''
  60         )
  61
  62         ga.addArtefact(tagLibClass)
  63     }
  64
  65 }