higher performance implementation for rewrite handler, test suite for rest functions, fast jersey junit tester, rewrite test suite
diff --git a/src/test/java/RewriteTest.java b/src/test/java/RewriteTest.java
index 92e61fd..f06390e 100644
--- a/src/test/java/RewriteTest.java
+++ b/src/test/java/RewriteTest.java
@@ -1,8 +1,11 @@
+import com.fasterxml.jackson.databind.JsonNode;
 import de.ids_mannheim.korap.config.BeanConfiguration;
+import de.ids_mannheim.korap.config.KustvaktConfiguration;
 import de.ids_mannheim.korap.query.serialize.QuerySerializer;
 import de.ids_mannheim.korap.resource.LayerMapper;
 import de.ids_mannheim.korap.resource.RewriteProcessor;
-import de.ids_mannheim.korap.utils.CollectionQueryBuilder3;
+import de.ids_mannheim.korap.resource.rewrite.*;
+import de.ids_mannheim.korap.utils.JsonUtils;
 import org.junit.BeforeClass;
 import org.junit.Test;
 
@@ -10,6 +13,7 @@
  * @author hanl
  * @date 18/06/2015
  */
+//todo: refactor and structure tests
 public class RewriteTest {
 
     private static String simple_add_query = "[pos=ADJA]";
@@ -18,42 +22,174 @@
     private static String complex_rewrite_query2 = "[orth=laufe/i & base!=Lauf]";
     private static String complex_rewrite_query3 = "[(base=laufen | base=gehen) & tt/pos=VVFIN]";
 
-    public RewriteTest() {
-
-    }
+    private static KustvaktConfiguration config;
 
     @BeforeClass
     public static void init() {
-        BeanConfiguration.loadFileContext(
-                "/Users/hanl/Projects/KorAP-project/KorAP-modules/Kustvakt-core/src/main/resources/default-config.xml");
+        BeanConfiguration.loadClasspathContext();
+        config = BeanConfiguration.getBeans().getConfiguration();
     }
 
     @Test
-    public void testQuery() {
+    public void testSimpleFoundryAddThrowsNoError() {
+        RewriteProcessor processor = new RewriteProcessor(config);
         QuerySerializer s = new QuerySerializer();
         s.setQuery(simple_add_query, "poliqarp");
-        System.out.println("query " + s.toJSON());
-
-        CollectionQueryBuilder3 b = new CollectionQueryBuilder3();
-        b.add("textClass=politik & corpusID=WPD");
-        System.out.println("collection query " + b.toJSON());
+        String result = processor.process(s.toJSON());
+        JsonNode node = JsonUtils.readTree(result);
+        assert !node.at("/query/wrap/foundry").isMissingNode();
     }
 
     @Test
-    public void testLayerMapper() {
-        LayerMapper m = new LayerMapper();
-        System.out.println("foundry " + m.findFoundry("lemma"));
-        System.out.println("foundry " + m.findFoundry("surface"));
-        System.out.println("foundry " + m.findFoundry("pos"));
+    public void testDefaultLayerMapperThrowsNoException() {
+        LayerMapper m = new LayerMapper(config);
+
+        assert m.findFoundry("lemma").equals(config.getDefault_lemma());
+        assert m.findFoundry("pos").equals(config.getDefault_pos());
+        assert m.findFoundry("surface").equals(config.getDefault_surface());
+        assert m.findFoundry("d").equals(config.getDefault_dep());
+        assert m.findFoundry("c").equals(config.getDefault_const());
     }
 
     @Test
-    public void testRewrite() {
-        RewriteProcessor processor = new RewriteProcessor();
-
+    public void testFoundryInjectPosNoErrors() {
         QuerySerializer s = new QuerySerializer();
-        s.setQuery(complex_rewrite_query3, "poliqarp");
-        System.out.println("query " + s.toJSON());
-        System.out.println("finished node " + processor.process(s.toJSON()));
+        RewriteHandler handler = new RewriteHandler();
+        s.setQuery("[pos=ADJA]", "poliqarp");
+        handler.add(new FoundryInject(config));
+        String result = handler.apply(s.toJSON(), null);
+        JsonNode node = JsonUtils.readTree(result);
+        assert !node.at("/query/wrap/foundry").isMissingNode();
+        assert !node.at("/query/wrap/rewrites").isMissingNode();
+        assert node.at("/query/wrap/rewrites/0/@type").asText()
+                .equals("koral:rewrite");
     }
+
+    @Test
+    public void testFoundryInjectJoinedQueryNoErrors() {
+        QuerySerializer s = new QuerySerializer();
+        RewriteHandler handler = new RewriteHandler();
+        s.setQuery("[orth=laufe/i & base!=Lauf]", "poliqarp");
+        handler.add(new FoundryInject(config));
+        String result = handler.apply(s.toJSON(), null);
+        JsonNode node = JsonUtils.readTree(result);
+        assert node.at("/query/wrap/@type").asText().equals("koral:termGroup");
+        assert !node.at("/query/wrap/operands/0/foundry").isMissingNode();
+        assert !node.at("/query/wrap/operands/0/rewrites").isMissingNode();
+        assert !node.at("/query/wrap/operands/1/foundry").isMissingNode();
+        assert !node.at("/query/wrap/operands/1/rewrites").isMissingNode();
+    }
+
+    @Test
+    public void testFoundryInjectGroupedQueryNoErrors() {
+        QuerySerializer s = new QuerySerializer();
+        RewriteHandler handler = new RewriteHandler();
+        s.setQuery("[(base=laufen | base=gehen) & tt/pos=VVFIN]", "poliqarp");
+        handler.add(new FoundryInject(config));
+        String result = handler.apply(s.toJSON(), null);
+        JsonNode node = JsonUtils.readTree(result);
+
+        assert node.at("/query/wrap/@type").asText().equals("koral:termGroup");
+        assert !node.at("/query/wrap/operands/0/operands/0/foundry")
+                .isMissingNode();
+        assert !node.at("/query/wrap/operands/0/operands/0/rewrites")
+                .isMissingNode();
+        assert !node.at("/query/wrap/operands/0/operands/1/foundry")
+                .isMissingNode();
+        assert !node.at("/query/wrap/operands/0/operands/1/rewrites")
+                .isMissingNode();
+
+        assert !node.at("/query/wrap/operands/1/foundry").isMissingNode();
+        assert node.at("/query/wrap/operands/1/rewrites").isMissingNode();
+    }
+
+    @Test
+    public void testCollectionNodeRemoveCorpusIdNoErrors() {
+        RewriteHandler handler = new RewriteHandler();
+        handler.add(new CollectionConstraint());
+        QuerySerializer s = new QuerySerializer();
+        s.setQuery(simple_add_query, "poliqarp");
+        s.setCollection("textClass=politik & corpusID=WPD");
+        String result = s.toJSON();
+        JsonNode node = JsonUtils.readTree(handler.apply(result, null));
+        assert node.at("/collection/operands").size() == 1;
+    }
+
+    @Test
+    public void testCollectionNodeRemoveAllCorpusIdNoErrors() {
+        RewriteHandler handler = new RewriteHandler();
+        handler.add(new CollectionConstraint());
+        QuerySerializer s = new QuerySerializer();
+        s.setQuery(simple_add_query, "poliqarp");
+        s.setCollection("corpusID=BRZ13 & corpusID=WPD");
+        String result = s.toJSON();
+        JsonNode node = JsonUtils.readTree(handler.apply(result, null));
+        assert node.at("/collection/operands").size() == 0;
+    }
+
+    @Test
+    public void testCollectionNodeRemoveGroupedCorpusIdNoErrors() {
+        RewriteHandler handler = new RewriteHandler();
+        handler.add(new CollectionConstraint());
+        QuerySerializer s = new QuerySerializer();
+        s.setQuery(simple_add_query, "poliqarp");
+        s.setCollection(
+                "(corpusID=BRZ13 & textClass=Wissenschaft) & corpusID=WPD");
+        String result = s.toJSON();
+        JsonNode node = JsonUtils.readTree(handler.apply(result, null));
+
+        assert node.at("/collection/operands/0/@type").asText()
+                .equals("koral:docGroup");
+        assert node.at("/collection/operands/0/operands/0/key").asText()
+                .equals("textClass");
+    }
+
+    //fixme: will probably fail when one doc groups are being refactored
+    @Test
+    public void testCollectionCleanEmptyDocGroupNoErrors() {
+        RewriteHandler handler = new RewriteHandler();
+        handler.add(new CollectionConstraint());
+        handler.add(new CollectionCleanupFilter());
+        QuerySerializer s = new QuerySerializer();
+        s.setQuery(simple_add_query, "poliqarp");
+        s.setCollection(
+                "(corpusID=BRZ13 & corpusID=WPD) & textClass=Wissenschaft & textClass=Sport");
+        String result = s.toJSON();
+        JsonNode node = JsonUtils.readTree(handler.apply(result, null));
+        assert node.at("/collection/@type").asText().equals("koral:docGroup");
+        assert node.at("/collection/operands").size() == 2;
+        assert node.at("/collection/operands/0/key").asText()
+                .equals("textClass");
+        assert node.at("/collection/operands/1/key").asText()
+                .equals("textClass");
+    }
+
+    @Test
+    public void testCollectionCleanMoveOneDocFromGroupUpNoErrors() {
+        RewriteHandler handler = new RewriteHandler();
+        handler.add(new CollectionConstraint());
+        handler.add(new CollectionCleanupFilter());
+        QuerySerializer s = new QuerySerializer();
+        s.setQuery(simple_add_query, "poliqarp");
+        s.setCollection("(corpusID=BRZ13 & textClass=Wissenschaft)");
+        String result = s.toJSON();
+        JsonNode node = JsonUtils.readTree(handler.apply(result, null));
+        assert node.at("/collection/@type").asText().equals("koral:doc");
+    }
+
+    @Test
+    public void testCollectionCleanEmptyGroupAndMoveOneDocFromGroupUpNoErrors() {
+        RewriteHandler handler = new RewriteHandler();
+        handler.add(new CollectionConstraint());
+        handler.add(new CollectionCleanupFilter());
+        QuerySerializer s = new QuerySerializer();
+        s.setQuery(simple_add_query, "poliqarp");
+        s.setCollection(
+                "(corpusID=BRZ13 & corpusID=WPD) & textClass=Wissenschaft");
+        String result = s.toJSON();
+        JsonNode node = JsonUtils.readTree(handler.apply(result, null));
+        assert node.at("/collection/@type").asText().equals("koral:doc");
+        assert node.at("/collection/key").asText().equals("textClass");
+    }
+
 }