/*
* Creates two queryNodes with the same name and adds them at the same time
* Not really sure what shoud happen here
*/
@Test
public void testDuplicateQueryNameCreation() throws QueryException {
QueryNode en = new QueryNode("TestNode", _view, "");
QueryNode en1 = new QueryNode("TestNode", _view, "");
_view.addEntity(en, en1);
assertEquals("Names should not be equal", false, en.getName().equals(en1.getName()));
}
/*
* This test to see if we can create a simple queryNode with
* a basic query.
*/
@Test
public void testSimpleQuery() throws QueryException {
EntityNode en = new EntityNode("F", _sketch);
_sketch.addEntity(en);
QueryNode qn = new QueryNode("TestNode", _view, "");
qn.setQuery("Select * from F");
_view.addEntity(qn);
assertEquals("We queried F so must be F", "F", qn.getQueriedEntity().getName());
}
/*
* Adds two entities to sketch and an edge between them
* queries both and adds them one at a time to see if the
* edge is added between them
*/
@Test
public void testAutoAddEdge() throws QueryException {
EntityNode en1 = new EntityNode("C", _sketch);
EntityNode en2 = new EntityNode("D", _sketch);
_sketch.addEntity(en1, en2);
NormalEdge sk = new NormalEdge(en1, en2, "e");
_sketch.addEdge(sk);
QueryNode qn1 = new QueryNode("v_C", _view, "Select * from C");
QueryNode qn2 = new QueryNode("v_D", _view, "Select * from D");
_view.addEntity(qn1);
assertEquals(
"Only one node added so should be no edge", false, _view.getEdges().containsKey("e"));
_view.addEntity(qn2);
assertEquals(
"Both nodes added so should be edge in between them called edge",
true,
_view.getEdges().containsKey("e"));
}
/*
* Creates two EntityNodes, an edge between them, queries them both
* and then renames everything.
*/
@Test
public void testModelNameChanges() throws QueryException {
EntityNode en = new EntityNode("oldK", _sketch);
EntityNode en1 = new EntityNode("oldL", _sketch);
_sketch.addEntity(en, en1);
NormalEdge sk = new NormalEdge(en, en1, "old");
_sketch.addEdge(sk);
QueryNode qn = new QueryNode("v_K", _view, "Select * from oldK");
QueryNode qn1 = new QueryNode("v_L", _view, "Select * from oldL");
_view.addEntity(qn, qn1);
assertEquals("Edge name in view should be old", true, _view.getEdges().containsKey("old"));
sk.setName("new");
en.setName("newK");
en1.setName("newL");
assertEquals("Queried Node in v_K should be newK", "newK", qn.getQueriedEntity().getName());
assertEquals("Queried Node in v_L should be newL", "newL", qn1.getQueriedEntity().getName());
assertEquals(
"Edge name in view should have changed to new", true, _view.getEdges().containsKey("new"));
}
/*
* Tries to query an attribute that does exist
* Should work fine
*/
@Test
public void testQueryExistingAtt() throws QueryException {
EntityNode en = new EntityNode("H", _sketch);
en.addEntityAttribute(
new EntityAttribute<SketchFrame, SketchGraphModel, Sketch, EntityNode, SketchEdge>(
"h", new Int(), en));
_sketch.addEntity(en);
QueryNode qn = new QueryNode("TestNode", _view, "");
qn.setQuery("Select h from H");
_view.addEntity(qn);
assertEquals(
"We only queried h from H so must be h", "h", qn.getEntityAttributes().get(0).getName());
}
/*
* Tries to query a non existing entity.
* This should throw a queryException
*/
@Test(expected = QueryException.class)
public void testNonExistingEntityQueried() throws QueryException {
QueryNode qn = new QueryNode("TestNode", _view, "");
qn.setQuery("Select * from E");
_view.addEntity(qn);
}