Revert "Gradle: Drop FunctionalTestSuite, instead add main source set to tests."

This reverts commit 38e8214

Author: greenrobot-team

tests/objectbox-java-test/build.gradle

@@ -5,16 +5,6 @@ uploadArchives.enabled = false
 targetCompatibility = '1.7'
 sourceCompatibility = '1.7'
 
-// we have tests in the main source set
-// to make Gradle pick them up, add the dir to the test source set
-sourceSets {
-    test {
-        java {
-            srcDirs += ['src/main/java']
-        }
-    }
-}
-
 dependencies {
     compile project(':objectbox-java')
     compile 'org.greenrobot:essentials:3.0.0-RC1'

tests/objectbox-java-test/src/test/java/io/objectbox/annotation/FunctionalTestSuite.java

@@ -0,0 +1,43 @@
+package io.objectbox.annotation;
+
+import org.junit.runner.RunWith;
+import org.junit.runners.Suite;
+import org.junit.runners.Suite.SuiteClasses;
+
+import io.objectbox.BoxStoreBuilderTest;
+import io.objectbox.BoxStoreTest;
+import io.objectbox.BoxTest;
+import io.objectbox.CursorBytesTest;
+import io.objectbox.CursorTest;
+import io.objectbox.NonArgConstructorTest;
+import io.objectbox.ObjectClassObserverTest;
+import io.objectbox.TransactionTest;
+import io.objectbox.index.IndexReaderRenewTest;
+import io.objectbox.query.LazyListTest;
+import io.objectbox.query.QueryObserverTest;
+import io.objectbox.query.QueryTest;
+import io.objectbox.relation.RelationEagerTest;
+import io.objectbox.relation.RelationTest;
+import io.objectbox.relation.ToOneTest;
+
+/** Duplicate for gradle */
+@RunWith(Suite.class)
+@SuiteClasses({
+        BoxTest.class,
+        BoxStoreTest.class,
+        BoxStoreBuilderTest.class,
+        CursorTest.class,
+        CursorBytesTest.class,
+        LazyListTest.class,
+        NonArgConstructorTest.class,
+        IndexReaderRenewTest.class,
+        ObjectClassObserverTest.class,
+        QueryObserverTest.class,
+        QueryTest.class,
+        RelationTest.class,
+        RelationEagerTest.class,
+        ToOneTest.class,
+        TransactionTest.class,
+})
+public class FunctionalTestSuite {
+}