public void testSourceToNodeResolving() throws GraphException { Graph graph = new Graph("chain1"); Node node1 = new Node("node1", "org.esa.beam.framework.gpf.TestOps$Op1$Spi"); Node node2 = new Node("node2", "org.esa.beam.framework.gpf.TestOps$Op2$Spi"); node2.addSource(new NodeSource("input", "node1")); Node node3 = new Node("node3", "org.esa.beam.framework.gpf.TestOps$Op3$Spi"); node3.addSource(new NodeSource("input1", "node1")); node3.addSource(new NodeSource("input2", "node2")); graph.addNode(node1); graph.addNode(node2); graph.addNode(node3); GraphContext graphContext = new GraphContext(graph); assertEquals(node2.getSource(0).getSourceNode(), node1); assertEquals(node3.getSource(0).getSourceNode(), node1); assertEquals(node3.getSource(1).getSourceNode(), node2); assertFalse(graphContext.getNodeContext(node1).isOutput()); assertFalse(graphContext.getNodeContext(node2).isOutput()); assertTrue(graphContext.getNodeContext(node3).isOutput()); }