clean tests projects only before the tests.

git-svn-id: https://svn.apache.org/repos/asf/maven/maven-1/plugins/trunk@393102 13f79535-47bb-0310-9956-ffa450edef68

source/src/plugin-test/codeGenerationTest/maven.xml

@@ -27,11 +27,9 @@
     <maven:addPath id="maven.compile.src.set" refid="fake.xdoclet.compile.src.set"/>
   </preGoal>
 
-  <goal name="testPlugin" prereqs="source:source,test-source">
-    <attainGoal name="clean"/>
-  </goal>
+  <goal name="testPlugin" prereqs="test-source"/>
 
-  <goal name="test-source">
+  <goal name="test-source" prereqs="clean,source:source">
 
     <j:set var="sourceFile" value="${maven.build.dir}/${maven.source.final.name}"/>
     <!-- tests that the source is generated -->

source/src/plugin-test/simpleTest/maven.xml

@@ -20,11 +20,9 @@
          xmlns:x="jelly:xml"
          xmlns:assert="assert">
 
-  <goal name="testPlugin" prereqs="source:source,test-source">
-    <attainGoal name="clean"/>
-  </goal>
+  <goal name="testPlugin" prereqs="test-source"/>
 
-  <goal name="test-source">
+  <goal name="test-source" prereqs="clean,source:source">
 
     <j:set var="sourceFile" value="${maven.build.dir}/${maven.source.final.name}"/>
     <!-- tests that the source is generated -->