Added missing org.simantics.db.{tests,testing} plug-ins.

[simantics/platform.git] / tests / org.simantics.db.tests / src / org / simantics / db / tests / common / Writes.java

diff --git a/tests/org.simantics.db.tests/src/org/simantics/db/tests/common/Writes.java b/tests/org.simantics.db.tests/src/org/simantics/db/tests/common/Writes.java
new file mode 100644 (file)
index 0000000..7c41977
--- /dev/null
+++ b/tests/org.simantics.db.tests/src/org/simantics/db/tests/common/Writes.java
@@ -0,0 +1,61 @@
+package org.simantics.db.tests.common;
+
+import org.simantics.databoard.Bindings;
+import org.simantics.db.Resource;
+import org.simantics.db.WriteGraph;
+import org.simantics.db.common.request.WriteResultRequest;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.request.WriteResult;
+import org.simantics.layer0.Layer0;
+
+public class Writes {
+       
+       public static WriteResult<Resource> newEmpty() throws DatabaseException {
+               return new WriteResultRequest<Resource>() {
+                   @Override
+                   public Resource perform(WriteGraph g) throws DatabaseException {
+                       return g.newResource();
+                   }
+               };
+       }
+
+    public static Resource named(WriteGraph graph, String name) throws DatabaseException {
+
+        Layer0 b = Layer0.getInstance(graph);
+        
+        Resource result = graph.newResource();
+        graph.claim(result, b.InstanceOf, null, b.Entity);
+        graph.claimLiteral(result, b.HasName, name, Bindings.STRING);
+        
+        return result;
+        
+    }
+    
+    public static Resource assertion(WriteGraph graph, Resource predicate, Resource object) throws DatabaseException {
+
+        Layer0 b = Layer0.getInstance(graph);
+
+        // Assert nonfunctional items
+        Resource ass = graph.newResource();
+        graph.claim(ass, b.InstanceOf, null,  b.Assertion);
+        graph.claim(ass, b.HasPredicate, predicate);
+        graph.claim(ass, b.HasObject, object);
+
+        return ass;
+        
+    }
+
+    public static Resource string(WriteGraph graph, String string) throws DatabaseException {
+
+        Layer0 b = Layer0.getInstance(graph);
+
+        // Assert nonfunctional items
+        Resource result = graph.newResource();
+        graph.claim(result, b.InstanceOf, null,  b.String);
+        graph.claimValue(result, string);
+
+        return result;
+        
+    }
+       
+}