SOLR-3 - a general purpose test harness, JUnit base class, and migrated version of SolrTest's newtest.txt to JUnit

git-svn-id: https://svn.apache.org/repos/asf/incubator/solr/trunk@393142 13f79535-47bb-0310-9956-ffa450edef68

build.xml

@@ -29,6 +29,11 @@
   <property name="javadoc.packages" value="org.apache.solr.*"/>
   <property name="build.javadoc" value="${build.docs}/api"/>
 
+  <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"/>
+
+  
   <!-- Default target: usage.  Prints out instructions. -->
   <target name="usage"
           description="Prints out instructions">
@@ -67,11 +72,11 @@
 
     <javac destdir="${dest}"
            target="1.5"
-	   source="1.5"
+           source="1.5"
 	   debug="on"
            classpathref="compile.classpath">
       <src path="${src}/java" />
-      <src path="${src}/webapp" />
+      <src path="${src}/webapp/src" />
 
     </javac>
   </target>
@@ -132,9 +137,11 @@
   <!-- Run unit tests. -->
   <target name="test"
           description="Runs the unit tests."
-          depends="compileTests">
+          depends="compileTests, junit" />
-    <echo message="TO-DO later or after we convert tests to JUnit." />
+	   
-
+  <target name="legacyTest"
+          depends="compileTests" >
+    <!-- DEPRECATED: no description so it doesn't show up in project help -->
     <java classname="SolrTest" fork="true" dir="src/apps/SolrTest" failonerror="true">
      <arg line="-test newtest.txt"/>
      <classpath>
@@ -143,7 +150,48 @@
     </java>
 
   </target>
+  
+  <target name="junit" depends="compileTests">
+    <!-- no description so it doesn't show up in -projecthelp -->  
+    <mkdir dir="${junit.output.dir}"/>
 
+    <!-- :TODO: either SolrCore needs a way to specify the
+         solrconfig.xml, or all test are going to need to use the same
+         conf file, either way we need a specific run directory for
+         the tests.
+      -->    
+    <junit printsummary="on"
+           haltonfailure="no"
+           errorProperty="tests.failed"
+           failureProperty="tests.failed"
+           dir="src/apps/SolrTest"
+           >
+      <syspropertyset>
+        <propertyref prefix="solr" />
+      </syspropertyset>
+      <classpath refid="test.run.classpath"/>
+      <formatter type="xml"/>
+      <batchtest fork="yes" todir="${junit.output.dir}" unless="testcase">
+        <fileset dir="src/test" includes="${junit.includes}"/>
+      </batchtest>
+      <batchtest fork="yes" todir="${junit.output.dir}" if="testcase">
+        <fileset dir="src/test" includes="**/${testcase}.java"/>
+      </batchtest>
+    </junit>
+
+    <fail if="tests.failed">Tests failed!</fail>
+  </target>
+  
+  <target name="test-reports">
+    <!-- no description so it doesn't show up in -projecthelp ... yet -->  
+    <mkdir dir="${junit.reports}"/>
+    <junitreport todir="${junit.output.dir}">
+      <fileset dir="${junit.output.dir}">
+        <include name="TEST-*.xml"/>
+      </fileset>
+      <report format="frames" todir="${junit.reports}"/>
+    </junitreport>
+  </target>
 
 
   <!-- ========================================================================= -->

src/java/org/apache/solr/request/SolrQueryRequest.java

@@ -25,6 +25,10 @@ import org.apache.solr.core.SolrCore;
  * @version $Id$
  */
 public interface SolrQueryRequest {
+
+  /** All uses of this request are finished, resources can be freed */
+  public void close();
+
   public String getParam(String name);
 
   public String getQueryString();

src/java/org/apache/solr/util/AbstractSolrTestCase.java

@@ -0,0 +1,250 @@
+
+package org.apache.solr.util;
+
+import org.apache.solr.request.*;
+import org.apache.solr.util.TestHarness;
+
+import org.xml.sax.SAXException;
+import junit.framework.TestCase;
+import javax.xml.xpath.XPathExpressionException;
+
+import java.util.*;
+import java.io.*;
+
+/**
+ * An Abstract base class that makes writing Solr JUnit tests "easier"
+ *
+ * <p>
+ * Test classes that subclass this need only specify the path to the
+ * schema.xml file (:TODO: the solrconfig.xml as well) and write some
+ * testMethods.  This class takes care of creating/destroying the index,
+ * and provides several assert methods to assist you.
+ * </p>
+ *
+ * @see #setUp
+ * @see #tearDown
+ */
+public abstract class AbstractSolrTestCase extends TestCase {
+
+  /**
+   * Harness initialized by initTestHarness.
+   *
+   * <p>
+   * For use in test methods as needed.
+   * </p>
+   */
+  protected TestHarness h;
+  /**
+   * LocalRequestFactory initialized by initTestHarness using sensible
+   * defaults.
+   *
+   * <p>
+   * For use in test methods as needed.
+   * </p>
+   */
+  protected TestHarness.LocalRequestFactory lrf;
+
+  /**
+   * Subclasses must define this method to return the path of the
+   * schema.xml they wish to use.
+   */
+  public abstract String getSchemaPath();
+
+  /**
+   * The directory used to story the index managed by the TestHarness h
+   */
+  protected File dataDir;
+    
+  /**
+   * Initializes things your test might need
+   *
+   * <ul>
+   * <li>Creates a dataDir in the "java.io.tmpdir"</li>
+   * <li>initializes the TestHarness h using this data directory, and getSchemaPath()</li>
+   * <li>initializes the LocalRequestFactory lrf using sensible defaults.</li>
+   * </ul>
+   *
+   */
+  public void setUp() throws Exception {
+
+    dataDir = new File(System.getProperty("java.io.tmpdir")
+                       + System.getProperty("file.separator")
+                       + getClass().getName() + "-" + getName() + "-"
+                       + System.currentTimeMillis());
+    dataDir.mkdirs();
+    h = new TestHarness(dataDir.getAbsolutePath(), getSchemaPath());
+    lrf = h.getRequestFactory
+      ("standard",0,20,"version","2.0");
+
+  }
+    
+  /**
+   * Shuts down the test harness, and makes the best attempt possible
+   * to delete dataDir, unless the system property "solr.test.leavedatadir"
+   * is set.
+   */
+  public void tearDown() throws Exception {
+    h.close();
+    String skip = System.getProperty("solr.test.leavedatadir");
+    if (null != skip && 0 != skip.trim().length()) {
+      System.err.println("NOTE: per solr.test.leavedatadir, dataDir will not be removed: " + dataDir.getAbsolutePath());
+    } else {
+      if (!recurseDelete(dataDir)) {
+        System.err.println("!!!! WARNING: best effort to remove " + dataDir.getAbsolutePath() + " FAILED !!!!!");
+      }
+    }
+  }
+
+  /** Validates an update XML String is successful
+   */
+  public void assertU(String update) {
+    assertU(null, update);
+  }
+    
+  /** Validates an update XML String is successful
+   */
+  public void assertU(String message, String update) {
+    try {
+      String m = (null == message) ? "" : message + " ";
+
+      String res = h.validateUpdate(update);
+      if (null != res) {
+        fail(m + "update was not successful: " + res);
+      }
+    } catch (SAXException e) {
+      throw new RuntimeException("Invalid XML", e);
+    }
+  }
+
+  /** Validates a query matches some XPath test expressions and closes the query */
+  public void assertQ(SolrQueryRequest req, String... tests) {
+    assertQ(null, req, tests);
+  }
+  
+  /** Validates a query matches some XPath test expressions and closes the query */
+  public void assertQ(String message, SolrQueryRequest req, String... tests) {
+    try {
+      String m = (null == message) ? "" : message + " ";
+      String response = h.query(req);
+      String results = h.validateXPath(response, tests);
+      if (null != results) {
+        fail(m + "query failed XPath: " + results +
+             " xml response was: " + response);
+      }
+    } catch (XPathExpressionException e1) {
+      throw new RuntimeException("XPath is invalid", e1);
+    } catch (Exception e2) {
+      throw new RuntimeException("Exception during query", e2);
+    }
+  }
+
+  /**
+   * @see TestHarness#optimize
+   */
+  public String optimize(String... args) {
+    return h.optimize();
+  }
+  /**
+   * @see TestHarness#commit
+   */
+  public String commit(String... args) {
+    return h.commit();
+  }
+
+  /**
+   * Generates a simple &lt;add&gt;&lt;doc&gt;... XML String with no options
+   *
+   * @param fieldsAndValues 0th and Even numbered args are fields names odds are field values.
+   * @see #add
+   * @see #doc
+   */
+  public String adoc(String... fieldsAndValues) {
+    Doc d = doc(fieldsAndValues);
+    return add(d);
+  }
+    
+  /**
+   * Generates an &lt;add&gt;&lt;doc&gt;... XML String with options
+   * on the add.
+   *
+   * @param doc the Document to add
+   * @param args 0th and Even numbered args are param names, Odds are param values.
+   * @see #add
+   * @see #doc
+   */
+  public String add(Doc doc, String... args) {
+    try {
+      StringWriter r = new StringWriter();
+            
+      // this is anoying
+      if (null == args || 0 == args.length) {
+        r.write("<add>");
+        r.write(doc.xml);
+        r.write("</add>");
+      } else {
+        XML.writeUnescapedXML(r, "add", doc.xml, (Object[])args);
+      }
+            
+      return r.getBuffer().toString();
+    } catch (IOException e) {
+      throw new RuntimeException
+        ("this should never happen with a StringWriter", e);
+    }
+  }
+
+  /**
+   * Generates a &lt;delete&gt;... XML string for an ID
+   *
+   * @see TestHarness#deleteById
+   */
+  public String delI(String id) {
+    return h.deleteById(id);
+  }
+  /**
+   * Generates a &lt;delete&gt;... XML string for an query
+   *
+   * @see TestHarness#deleteByQuery
+   */
+  public String delQ(String q) {
+    return h.deleteByQuery(q);
+  }
+  
+  /**
+   * Generates a simple &lt;doc&gt;... XML String with no options
+   *
+   * @param fieldsAndValues 0th and Even numbered args are fields names, Odds are field values.
+   * @see TestHarness#makeSimpleDoc
+   */
+  public Doc doc(String... fieldsAndValues) {
+    Doc d = new Doc();
+    d.xml = h.makeSimpleDoc(fieldsAndValues).toString();
+    return d;
+  }
+
+  /**
+   * Generates a SolrQueryRequest using the LocalRequestFactory
+   * @see #lrf
+   */
+  public SolrQueryRequest req( String q ) {
+    return lrf.makeRequest(q);
+  }
+    
+  /** Neccessary to make method signatures un-ambiguous */
+  public static class Doc {
+    public String xml;
+    public String toString() { return xml; }
+  }
+
+  public static boolean recurseDelete(File f) {
+    if (f.isDirectory()) {
+      for (File sub : f.listFiles()) {
+        if (!recurseDelete(sub)) {
+          return false;
+        }
+      }
+    }
+    return f.delete();
+  }
+
+    
+}

src/java/org/apache/solr/util/TestHarness.java

@@ -0,0 +1,372 @@
+/**
+ * Copyright 2006 The Apache Software Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.solr.util;
+
+import org.apache.solr.schema.IndexSchema;
+import org.apache.solr.core.SolrCore;
+import org.apache.solr.request.*;
+
+import org.xml.sax.SAXException;
+import org.w3c.dom.Document;
+
+import javax.xml.parsers.DocumentBuilder;
+import javax.xml.parsers.DocumentBuilderFactory;
+import javax.xml.parsers.ParserConfigurationException;
+import javax.xml.xpath.XPathExpressionException;
+import javax.xml.xpath.XPath;
+import javax.xml.xpath.XPathFactory;
+import javax.xml.xpath.XPathConstants;
+import java.io.*;
+import java.util.*;
+
+
+/**
+ * This class provides a simple harness that may be usefull when
+ * writing testcasses.
+ *
+ * <p>
+ * This class lives in the main source tree (and not in the test source
+ * tree) so that it will be included with even the most minimal solr
+ * distribution -- to encourage plugin writers to creat unit tests for their
+ * plugins.
+ *
+ * @author hossman
+ * @version $Id:$
+ */
+public class TestHarness {
+
+  private SolrCore core;
+  private XMLResponseWriter xmlwriter = new XMLResponseWriter();
+  private XPath xpath = XPathFactory.newInstance().newXPath();
+  private DocumentBuilder builder;
+        
+  /**
+   * @param dataDirectory path for index data, will not be cleaned up
+   * @param schemaFile path of schema file
+   */
+  public TestHarness(String dataDirectory, String schemaFile) {
+    core = new SolrCore(dataDirectory, new IndexSchema(schemaFile));
+    try {
+      builder = DocumentBuilderFactory.newInstance().newDocumentBuilder();
+    } catch (Exception e) {
+      throw new RuntimeException(e);
+    }
+  }
+
+        
+  /**
+   * Processes an "update" (add, commit or optimize) and
+   * returns the response as a String.
+   *
+   * @param xml The XML of the update
+   * @return The XML response to the update
+   */
+  public String update(String xml) {
+                
+    StringReader req = new StringReader(xml);
+    StringWriter writer = new StringWriter(32000);
+    core.update(req, writer);
+    return writer.toString();
+                
+  }
+
+        
+  /**
+   * Validates that an "update" (add, commit or optimize) results in success.
+   *
+   * :TODO: currently only deals with one add/doc at a time, this will need changed if/when SOLR-2 is resolved
+   * 
+   * @param xml The XML of the update
+   * @return null if succesful, otherwise the XML response to the update
+   */
+  public String validateUpdate(String xml) throws SAXException {
+    try {
+      String res = update(xml);
+      String valid = validateXPath(res, "//result[@status=0]" );
+      return (null == valid) ? null : res;
+    } catch (XPathExpressionException e) {
+      throw new RuntimeException
+        ("?!? static xpath has bug?", e);
+    }
+  }
+
+        
+  /**
+   * Validates that an add of a single document results in success.
+   *
+   * @param fieldsAndValues Odds are field names, Evens are values
+   * @return null if succesful, otherwise the XML response to the update
+   * @see appendSimpleDoc
+   */
+  public String validateAddDoc(String... fieldsAndValues)
+    throws XPathExpressionException, SAXException, IOException {
+
+    StringBuffer buf = new StringBuffer();
+    buf.append("<add>");
+    appendSimpleDoc(buf, fieldsAndValues);
+    buf.append("</add>");
+        
+    String res = update(buf.toString());
+    String valid = validateXPath(res, "//result[@status=0]" );
+    return (null == valid) ? null : res;
+  }
+
+
+    
+  /**
+   * Validates a "query" response against an array of XPath test strings
+   *
+   * @param req the Query to process
+   * @return null if all good, otherwise the first test that fails.
+   * @exception Exception any exception in the response.
+   * @exception IOException if there is a problem writing the XML
+   * @see LocalSolrQueryRequest
+   */
+  public String validateQuery(SolrQueryRequest req, String... tests)
+    throws IOException, Exception {
+                
+    String res = query(req);
+    return validateXPath(res, tests);
+  }
+            
+  /**
+   * Processes a "query" using a user constructed SolrQueryRequest
+   *
+   * @param req the Query to process, will be closed.
+   * @return The XML response to the query
+   * @exception Exception any exception in the response.
+   * @exception IOException if there is a problem writing the XML
+   * @see LocalSolrQueryRequest
+   */
+  public String query(SolrQueryRequest req) throws IOException, Exception {
+
+    SolrQueryResponse rsp = new SolrQueryResponse();
+    core.execute(req,rsp);
+    if (rsp.getException() != null) {
+      throw rsp.getException();
+    }
+                
+    StringWriter writer = new StringWriter(32000);
+    xmlwriter.write(writer,req,rsp);
+
+    req.close();
+    
+    return writer.toString();
+  }
+
+
+  /**
+   * A helper method which valides a String against an array of XPath test
+   * strings.
+   *
+   * @param xml The xml String to validate
+   * @param tests Array of XPath strings to test (in boolean mode) on the xml
+   * @return null if all good, otherwise the first test that fails.
+   */
+  public String validateXPath(String xml, String... tests)
+    throws XPathExpressionException, SAXException {
+        
+    if (tests==null || tests.length == 0) return null;
+                
+    Document document=null;
+    try {
+      document = builder.parse(new ByteArrayInputStream
+                               (xml.getBytes("UTF-8")));
+    } catch (UnsupportedEncodingException e1) {
+      throw new RuntimeException("Totally weird UTF-8 exception", e1);
+    } catch (IOException e2) {
+      throw new RuntimeException("Totally weird io exception", e2);
+    }
+                
+    for (String xp : tests) {
+      xp=xp.trim();
+      Boolean bool = (Boolean) xpath.evaluate(xp, document,
+                                              XPathConstants.BOOLEAN);
+
+      if (!bool) {
+        return xp;
+      }
+    }
+    return null;
+                
+  }
+
+  public SolrCore getCore() {
+    return core;
+  }
+        
+  /**
+   * Shuts down and frees any resources
+   */
+  public void close() {
+    core.close();
+  }
+
+  /**
+   * A helper that adds an xml &lt;doc&gt; containing all of the
+   * fields and values specified (odds are fields, evens are values)
+   * to a StringBuffer.
+   */
+  public void appendSimpleDoc(StringBuffer buf, String... fieldsAndValues)
+    throws IOException {
+
+    buf.append(makeSimpleDoc(fieldsAndValues));
+  }
+  /**
+   * A helper that creates an xml &lt;doc&gt; containing all of the
+   * fields and values specified
+   *
+   * @param fieldsAndValues 0 and Even numbered args are fields names odds are field values.
+   */
+  public static StringBuffer makeSimpleDoc(String... fieldsAndValues) {
+
+    try {
+      StringWriter w = new StringWriter();
+      w.append("<doc>");
+      for (int i = 0; i < fieldsAndValues.length; i+=2) {
+        XML.writeXML(w, "field", fieldsAndValues[i+1], "name",
+                     fieldsAndValues[i]);
+      }
+      w.append("</doc>");
+      return w.getBuffer();
+    } catch (IOException e) {
+      throw new RuntimeException
+        ("this should never happen with a StringWriter", e);
+    }
+  }
+
+  /**
+   * Generates a delete by query xml string
+   * @param q Query that has not already been xml escaped
+   */
+  public static String deleteByQuery(String q) {
+    return delete("query", q);
+  }
+  /**
+   * Generates a delete by id xml string
+   * @param id ID that has not already been xml escaped
+   */
+  public static String deleteById(String id) {
+    return delete("id", id);
+  }
+        
+  /**
+   * Generates a delete xml string
+   * @param val text that has not already been xml escaped
+   */
+  private static String delete(String deltype, String val) {
+    try {
+      StringWriter r = new StringWriter();
+            
+      r.write("<delete>");
+      XML.writeXML(r, deltype, val);
+      r.write("</delete>");
+            
+      return r.getBuffer().toString();
+    } catch (IOException e) {
+      throw new RuntimeException
+        ("this should never happen with a StringWriter", e);
+    }
+  }
+    
+  /**
+   * Helper that returns an &lt;optimize&gt; String with
+   * optional key/val pairs.
+   *
+   * @param args 0 and Even numbered args are params, Odd numbered args are values.
+   */
+  public static String optimize(String... args) {
+    return simpleTag("optimize", args);
+  }
+
+  private static String simpleTag(String tag, String... args) {
+    try {
+      StringWriter r = new StringWriter();
+
+      // this is anoying
+      if (null == args || 0 == args.length) {
+        XML.writeXML(r, tag, null);
+      } else {
+        XML.writeXML(r, tag, null, (Object)args);
+      }
+      return r.getBuffer().toString();
+    } catch (IOException e) {
+      throw new RuntimeException
+        ("this should never happen with a StringWriter", e);
+    }
+  }
+    
+  /**
+   * Helper that returns an &lt;commit&gt; String with
+   * optional key/val pairs.
+   *
+   * @param args 0 and Even numbered args are params, Odd numbered args are values.
+   */
+  public static String commit(String... args) {
+    return simpleTag("commit", args);
+  }
+    
+  public LocalRequestFactory getRequestFactory(String qtype,
+                                               int start,
+                                               int limit) {
+    LocalRequestFactory f = new LocalRequestFactory();
+    f.qtype = qtype;
+    f.start = start;
+    f.limit = limit;
+    return f;
+  }
+    
+  /**
+   * 0 and Even numbered args are keys, Odd numbered args are values.
+   */
+  public LocalRequestFactory getRequestFactory(String qtype,
+                                               int start, int limit,
+                                               String... args) {
+    LocalRequestFactory f = getRequestFactory(qtype, start, limit);
+    for (int i = 0; i < args.length; i+=2) {
+      f.args.put(args[i], args[i+1]);
+    }
+    return f;
+        
+  }
+    
+  public LocalRequestFactory getRequestFactory(String qtype,
+                                               int start, int limit,
+                                               Map<String,String> args) {
+
+    LocalRequestFactory f = getRequestFactory(qtype, start, limit);
+    f.args.putAll(args);
+    return f;
+  }
+    
+  /**
+   * A Factory that generates LocalSolrQueryRequest objects using a
+   * specified set of default options.
+   */
+  public class LocalRequestFactory {
+    public String qtype = "standard";
+    public int start = 0;
+    public int limit = 1000;
+    public Map<String,String> args = new HashMap<String,String>();
+    public LocalRequestFactory() {
+    }
+    public LocalSolrQueryRequest makeRequest(String q) {
+      return new LocalSolrQueryRequest(TestHarness.this.getCore(),
+                                       q, qtype, start, limit, args);
+    }
+  }
+}

src/java/org/apache/solr/util/XML.java

@@ -121,6 +121,29 @@ public class XML {
     }
   }
 
+  /** does NOT escape character data in val, must already be valid XML */
+  public final static void writeUnescapedXML(Writer out, String tag, String val, Object... attrs) throws IOException {
+    out.write('<');
+    out.write(tag);
+    for (int i=0; i<attrs.length; i++) {
+      out.write(' ');
+      out.write(attrs[i++].toString());
+      out.write("=\"");
+      out.write(attrs[i].toString());
+      out.write("\"");
+    }
+    if (val == null) {
+      out.write("/>");
+    } else {
+      out.write('>');
+      out.write(val);
+      out.write("</");
+      out.write(tag);
+      out.write('>');
+    }
+  }
+
+  /** escapes character data in val */
   public final static void writeXML(Writer out, String tag, String val, Object... attrs) throws IOException {
     out.write('<');
     out.write(tag);

src/test/org/apache/solr/BasicFunctionalityTest.java

@@ -0,0 +1,163 @@
+/**
+ * Copyright 2006 The Apache Software Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.solr;
+
+import org.apache.solr.request.*;
+import org.apache.solr.util.*;
+
+/**
+ * Tests some basic functionality of Solr while demonstrating good
+ * Best Practices for using AbstractSolrTestCase
+ */
+public class BasicFunctionalityTest extends AbstractSolrTestCase {
+
+  public String getSchemaPath() { return "solr/conf/schema.xml"; } 
+    
+  public void setUp() throws Exception {
+    // if you override setUp or tearDown, you better call
+    // the super classes version
+    super.setUp();
+  }
+  public void tearDown() throws Exception {
+    // if you override setUp or tearDown, you better call
+    // the super classes version
+    super.tearDown();
+
+  }
+
+  public void testSomeStuff() throws Exception {
+
+    assertQ("test query on empty index",
+            req("qlkciyopsbgzyvkylsjhchghjrdf")
+            ,"//result[@numFound='0']"
+            );
+
+    // test escaping of ";"
+    assertU("deleting 42 for no reason at all",
+            delI("42"));
+    assertU("adding doc#42",
+            adoc("id", "42", "val_s", "aa;bb"));
+    assertU("does commit work?",
+            commit());
+    
+    assertQ("backslash escaping semicolon",
+            req("id:42 AND val_s:aa\\;bb")
+            ,"//*[@numFound='1']"
+            ,"//int[@name='id'][.='42']"
+            );
+            
+    assertQ("quote escaping semicolon",
+            req("id:42 AND val_s:\"aa;bb\"")
+            ,"//*[@numFound='1']"
+            ,"//int[@name='id'][.='42']"
+            );
+
+    assertQ("no escaping semicolon",
+            req("id:42 AND val_s:aa")
+            ,"//*[@numFound='0']"
+            );
+
+    assertU(delI("42"));
+    assertU(commit());
+    assertQ(req("id:42")
+            ,"//*[@numFound='0']"
+            );
+    
+    // test allowDups default of false
+    
+    assertU(adoc("id", "42", "val_s", "AAA"));
+    assertU(adoc("id", "42", "val_s", "BBB"));
+    assertU(commit());
+    assertQ(req("id:42")
+            ,"//*[@numFound='1']"
+            ,"//str[.='BBB']"
+            );
+    assertU(adoc("id", "42", "val_s", "CCC"));
+    assertU(adoc("id", "42", "val_s", "DDD"));
+    assertU(commit());
+    assertQ(req("id:42")
+            ,"//*[@numFound='1']"
+            ,"//str[.='DDD']"
+            );
+
+    // test deletes
+    String [] adds = new String[] {
+      add( doc("id","101"), "allowDups", "false" ),
+      add( doc("id","101"), "allowDups", "false" ),
+      add( doc("id","105"), "allowDups", "true"  ),
+      add( doc("id","102"), "allowDups", "false" ),
+      add( doc("id","103"), "allowDups", "true"  ),
+      add( doc("id","101"), "allowDups", "false" ),
+    };
+    for (String a : adds) {
+      assertU(a, a);
+    }
+    assertU(commit());
+    assertQ(req("id:[100 TO 110]")
+            ,"//*[@numFound='4']"
+            );
+    assertU(delI("102"));
+    assertU(commit());
+    assertQ(req("id:[100 TO 110]")
+            ,"//*[@numFound='3']"
+            );
+    assertU(delI("105"));
+    assertU(commit());
+    assertQ(req("id:[100 TO 110]")
+            ,"//*[@numFound='2']"
+            );
+    assertU(delQ("id:[100 TO 110]"));
+    assertU(commit());
+    assertQ(req("id:[100 TO 110]")
+            ,"//*[@numFound='0']"
+            );
+  }
+
+
+  public void testMultipleUpdatesPerAdd() {
+
+    // big freaking kludge since the response is currently not well formed.
+    String res = h.update("<add><doc><field name=\"id\">1</field></doc><doc><field name=\"id\">2</field></doc></add>");
+    assertEquals("<result status=\"0\"></result><result status=\"0\"></result>", res);
+    assertU("<commit/>");
+    assertQ(req("id:[0 TO 99]")
+            ,"//*[@numFound='2']"
+            );
+    
+  }
+
+
+//   /** this doesn't work, but if it did, this is how we'd test it. */
+//   public void testOverwriteFalse() {
+    
+//     assertU(adoc("id", "overwrite", "val_s", "AAA"));
+//     assertU(commit());
+    
+//     assertU(add(doc("id", "overwrite", "val_s", "BBB")
+//                 ,"allowDups", "false"
+//                 ,"overwriteCommitted","false"
+//                 ,"overwritePending","false"
+//                 ));
+//     assertU(commit());
+//     assertQ(req("id:overwrite")
+//             ,"//*[@numFound='1']"
+//             ,"//str[.='AAA']"
+//             );
+//   }
+  
+    
+}

src/test/org/apache/solr/SampleTest.java

@@ -0,0 +1,107 @@
+/**
+ * Copyright 2006 The Apache Software Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.solr;
+
+import org.apache.solr.request.*;
+import org.apache.solr.util.*;
+
+import java.util.*;
+import java.io.IOException;
+
+/**
+ * This is an example of how to write a JUnit tests for Solr using the
+ * AbstractSolrTestCase
+ */
+public class SampleTest extends AbstractSolrTestCase {
+
+  /**
+   * All subclasses of AbstractSolrTestCase must define this method
+   */
+  public String getSchemaPath() { return "solr/conf/schema.xml"; } 
+
+  /**
+   * Demonstration of some of the simple ways to use the base class
+   */
+  public void testSimple() {
+
+    assertU("Simple assertion that adding a document works",
+            adoc("id",  "4055",
+                 "subject", "Hoss the Hoss man Hostetter"));
+
+    /* alternate syntax, no label */
+    assertU(adoc("id",  "4056",
+                 "subject", "Some Other Guy"));
+
+    assertU(commit());
+    assertU(optimize());
+
+    assertQ("couldn't find subject hoss",
+            req("subject:Hoss")
+            ,"//result[@numFound=1]"
+            ,"//int[@name='id'][.='4055']"
+            );
+  }
+
+  /**
+   * Demonstration of some of the more complex ways to use the base class
+   */
+  public void testAdvanced() throws Exception {
+        
+    assertU("less common case, a complex addition with options",
+            add(doc("id", "4059",
+                    "subject", "Who Me?"),
+                "allowDups", "true"));
+
+    assertU("or just make the raw XML yourself",
+            "<add allowDups=\"true\">" +
+            doc("id", "4059",
+                "subject", "Who Me Again?") + "</add>");
+
+    // or really make the xml yourself
+    assertU("<add><doc><field name=\"id\">4055</field>"
+            +"<field name=\"subject\">Hoss the Hoss man Hostetter</field>"
+            +"</doc></add>");
+        
+    assertU("<commit/>");
+    assertU("<optimize/>");
+        
+    /* access the default LocalRequestFactory directly to make a request */
+    SolrQueryRequest req = lrf.makeRequest( "subject:Hoss" );
+    assertQ("couldn't find subject hoss",
+            req
+            ,"//result[@numFound=1]"
+            ,"//int[@name='id'][.='4055']"
+            );
+
+    /* make your own LocalRequestFactory to build a request */
+    TestHarness.LocalRequestFactory l = h.getRequestFactory
+      ("standard",100,200,"version","2.1");
+    assertQ("how did i find Mack Daddy? ",
+            l.makeRequest( "Mack Daddy" )
+            ,"//result[@numFound=0]"
+            );
+
+    /* you can access the harness directly as well*/
+    assertNull("how did i find Mack Daddy? ",
+               h.validateQuery(l.makeRequest( "Mack Daddy" )
+                               ,"//result[@numFound=0]"
+                               ));
+        
+  }
+}
+
+