Don't run shaded tests as unit tests

If we run the tests as a reactor build we reference the dependencies
before they are shaded. This causes problems since we verify that unshaded versions
of a transitive dependency is not present. This commit moves the verification tests
into the integration test that always runs with the shaded version of the jar.

qa/smoke-test-shaded/pom.xml

@@ -16,6 +16,7 @@
 
     <properties>
         <elasticsearch.thirdparty.config>shaded</elasticsearch.thirdparty.config>
+        <skip.unit.tests>true</skip.unit.tests>
     </properties>
 
     <dependencies>

qa/smoke-test-shaded/src/test/java/org/elasticsearch/shaded/test/ShadedIT.java

@@ -25,6 +25,7 @@ import org.elasticsearch.common.logging.ESLoggerFactory;
 import org.elasticsearch.common.settings.Settings;
 import org.elasticsearch.node.Node;
 import org.elasticsearch.node.NodeBuilder;
+import org.junit.Test;
 
 import java.nio.file.Path;
 
@@ -51,4 +52,26 @@ public class ShadedIT extends LuceneTestCase {
         }
 
     }
+
+    @Test
+    public void testLoadShadedClasses() throws ClassNotFoundException {
+        Class.forName("org.elasticsearch.common.collect.ImmutableList");
+        Class.forName("org.elasticsearch.common.joda.time.DateTime");
+        Class.forName("org.elasticsearch.common.util.concurrent.jsr166e.LongAdder");
+    }
+
+    @Test(expected = ClassNotFoundException.class)
+    public void testGuavaIsNotOnTheCP() throws ClassNotFoundException {
+        Class.forName("com.google.common.collect.ImmutableList");
+    }
+
+    @Test(expected = ClassNotFoundException.class)
+    public void testJodaIsNotOnTheCP() throws ClassNotFoundException {
+        Class.forName("org.joda.time.DateTime");
+    }
+
+    @Test(expected = ClassNotFoundException.class)
+    public void testjsr166eIsNotOnTheCP() throws ClassNotFoundException {
+        Class.forName("com.twitter.jsr166e.LongAdder");
+    }
 }

qa/smoke-test-shaded/src/test/java/org/elasticsearch/shaded/test/ShadedTest.java

@@ -1,49 +0,0 @@
-/*
- * Licensed to Elasticsearch under one or more contributor
- * license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright
- * ownership. Elasticsearch licenses this file to you 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.elasticsearch.shaded.test;
-
-import org.apache.lucene.util.LuceneTestCase;
-import org.junit.Test;
-
-/**
- */
-public class ShadedTest extends LuceneTestCase {
-
-    @Test
-    public void testLoadShadedClasses() throws ClassNotFoundException {
-        Class.forName("org.elasticsearch.common.collect.ImmutableList");
-        Class.forName("org.elasticsearch.common.joda.time.DateTime");
-        Class.forName("org.elasticsearch.common.util.concurrent.jsr166e.LongAdder");
-    }
-
-    @Test(expected = ClassNotFoundException.class)
-    public void testGuavaIsNotOnTheCP() throws ClassNotFoundException {
-        Class.forName("com.google.common.collect.ImmutableList");
-    }
-
-    @Test(expected = ClassNotFoundException.class)
-    public void testJodaIsNotOnTheCP() throws ClassNotFoundException {
-        Class.forName("org.joda.time.DateTime");
-    }
-
-    @Test(expected = ClassNotFoundException.class)
-    public void testjsr166eIsNotOnTheCP() throws ClassNotFoundException {
-        Class.forName("com.twitter.jsr166e.LongAdder");
-    }
-}