SOLR-362: add JUnit to Solr libraries

git-svn-id: https://svn.apache.org/repos/asf/lucene/solr/trunk@578230 13f79535-47bb-0310-9956-ffa450edef68

README.txt

@@ -85,11 +85,6 @@ Instructions for Building Apache Solr from Source
 4. Navigate to that folder and issue an "ant" command to see the available options
    for building, testing, and packaging Solr.
   
-   NOTE:
-   Solr uses JUnit (http://www.junit.org/index.htm) for unit testing.  You will need
-   the JUnit library in your Ant classpath in order to compile and run the unit tests.
-   See http://ant.apache.org/manual/OptionalTasks/junit.html for instructions.
-
    NOTE: 
    To see Solr in action, you may want to use the "ant example" command to build
    and package Solr into the example/webapps directory. See also example/README.txt.

build.xml

@@ -93,8 +93,6 @@
   <property name="junit.output.dir" location="${dest}/test-results"/>
   <property name="junit.reports" location="${dest}/test-results/reports"/>
   <property name="junit.includes" value="**/Test*.java,**/*Test.java"/>
-  <available property="junitPresent"
-             classname="junit.framework.TestCase" />
 
   <!-- Macro for compilation -->
   <macrodef name="solr-javac">
@@ -385,6 +383,8 @@
 
   <!-- Check that JUnit is present. -->
   <target name="checkJunitPresence">
+    <available property="junitPresent"
+             classname="junit.framework.TestCase" classpathref="compile.classpath"/>
     <!-- no description so it doesn't show up in -projecthelp -->  
     <fail unless="junitPresent"> 
       ##################################################################

lib/junit-4.3.jar

@@ -0,0 +1,2 @@
+AnyObjectId[6ecaeb83a81f541647188ca6da7ec6f41d385e1f] was removed in git history.
+Apache SVN contains full history.