Attachment #261603 for bug #493136

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/*******************************************************************************
 * Copyright (c) 2009, 2016 itemis AG and others.
 *
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at

 *
 * Contributors:
 *     Fabian Steeg - initial API and implementation (see bug #277380)
 *     Tamas Miklossy  (itemis AG) - implement additional test cases (bug #493136)
 *******************************************************************************/
package org.eclipse.gef4.dot.tests;

import static org.eclipse.gef4.dot.tests.DotTestUtils.RESOURCES_TESTS;
import static org.junit.Assert.assertEquals;

import java.io.File;

import org.eclipse.gef4.dot.internal.DotImport;
import org.eclipse.gef4.graph.Graph;
import org.junit.Assert;
import org.junit.Ignore;
import org.junit.Test;

/**

// as DotExportTests and DotTemplateTests
public final class DotImportTests {

	@Test
	public void testArrowShapesDeprecated() {
		testFile("arrowshapes_deprecated.dot",
				DotTestUtils.getArrowShapesDeprecatedGraph());
		Assert.assertNotNull("Resulting graph must not be null", graph); //$NON-NLS-1$
		return graph;
	}

	/**
	 * Test valid graphs can be imported without exceptions.
	 */
	@Test
	public void testArrowShapesDirectionBoth() {
		testFile("arrowshapes_direction_both.dot",
				DotTestUtils.getArrowShapesDirectionBothGraph());
	}
		Assert.assertEquals(DotTestUtils.getSimpleGraph().toString(),
				graph.toString());

	@Test
	public void testArrowShapesInvalidModifiers() {
		// TODO implement
	}

	@Test
	public void testArrowShapesMultiple() {
		testFile("arrowshapes_multiple.dot",
				DotTestUtils.getArrowShapesMultipleGraph());
	}

	@Test
	public void testArrowShapesSingle() {
		testFile("arrowshapes_single.dot",
				DotTestUtils.getArrowShapesSingleGraph());
	}

	@Ignore("graph label is not yet transfered properly")
	@Test
	public void testAttributesGraph() {
		testFile("attributes_graph.dot", DotTestUtils.getAttributesGraph());
	}

	@Test
	public void testBasicDirectedGraph() {
		testFile("basic_directed_graph.dot",
				DotTestUtils.getBasicDirectedGraph());
	}

	@Test
	public void testGlobalEdgeGraph() {
		testFile("global_edge_graph.dot", DotTestUtils.getGlobalEdgeGraph());
	}

	@Test
	public void testGlobalNodeGraph() {
		testFile("global_node_graph.dot", DotTestUtils.getGlobalNodeGraph());
	}

	@Test
	public void testIdMatchesKeyword() {
		testFile("id_matches_keyword.dot",
				DotTestUtils.getIdMatchesKeywordGraph());
	}

	@Test
	public void testLabeledGraph() {
		testFile("labeled_graph.dot", DotTestUtils.getLabeledGraph());
	}

	@Test
	public void testLayoutGridGraph() {
		testFile("layout_grid_graph.dot", DotTestUtils.getLayoutGridGraph());
	}

	@Test
	public void testLayoutRadialGraph() {
		testFile("layout_radial_graph.dot",
				DotTestUtils.getLayoutRadialGraph());
	}

	@Test
	public void testLayoutSpringGraph() {
		testFile("layout_spring_graph.dot",
				DotTestUtils.getLayoutSpringGraph());
	}

	@Test
	public void testLayoutTreeGraph() {
		testFile("layout_tree_graph.dot", DotTestUtils.getLayoutTreeGraph());
	}

	@Test
	public void testNodeShapesPolygonBased() {
		// TODO implement
	}

	@Ignore("multi edges are not yet handled properly")
	@Test
	public void testNodeGroups() {
		testFile("node_groups.dot", DotTestUtils.getNodeGroupsGraph());
	}

	@Test
	public void testSampleInput() {
		testFile("sample_input.dot", DotTestUtils.getSampleInputGraph());
	}

	@Test
	public void testSimpleDigraph() {
		testFile("simple_digraph.dot", DotTestUtils.getSimpleDiGraph());
	}

	@Test
	public void testSimpleGraph() {
		testFile("simple_graph.dot", DotTestUtils.getSimpleGraph());
	}

	@Test
	public void testStyledGraph() {
		testFile("styled_graph.dot", DotTestUtils.getStyledGraph());
	}

	@Test
	public void testStyledGraph2() {
		// TODO implement
	}

	/**

		assertEquals(2, graph.getEdges().size());
	}

	private void testFile(String fileName, Graph expected) {
		File dotFile = new File(DotTestUtils.RESOURCES_TESTS + fileName);
		Assert.assertTrue("DOT input file must exist: " + dotFile, //$NON-NLS-1$
				dotFile.exists());
		Graph graph = new DotImport().importDot(dotFile);
		Assert.assertNotNull("Resulting graph must not be null", graph); //$NON-NLS-1$
		Assert.assertEquals(expected.toString(), graph.toString());
	}
}




 * Contributors:
 *     Fabian Steeg - initial API and implementation (see bug #277380)
 *     Tamas Miklossy (itemis AG) - Add support for all dot attributes (bug #461506)
 *                                - implement additional test cases (bug #493136)
 *
 *******************************************************************************/
package org.eclipse.gef4.dot.tests;

		return dotFiles;
	}

	public static Graph getArrowShapesDeprecatedGraph() {
		/* Global settings: */
		Graph.Builder graph = new Graph.Builder()
				.attr(DotAttributes._NAME__GNE, "ArrowShapes_Deprecated")
				.attr(DotAttributes._TYPE__G, DotAttributes._TYPE__G__DIGRAPH)
				.attr(DotAttributes.RANKDIR__G, "LR");

		/* Nodes: */
		Node[] n = new Node[14];
		for (int i = 0; i < n.length; i++) {
			n[i] = new Node.Builder()
					.attr(DotAttributes._NAME__GNE, Integer.toString(i + 1))
					.buildNode();
		}

		/* Connection from n1 to n2: */
		Edge e1 = new Edge.Builder(n[0], n[1])
				.attr(DotAttributes._NAME__GNE, "1->2") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "ediamond") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "ediamond") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n3 to n4: */
		Edge e2 = new Edge.Builder(n[2], n[3])
				.attr(DotAttributes._NAME__GNE, "3->4") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "open") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "open") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n5 to n6: */
		Edge e3 = new Edge.Builder(n[4], n[5])
				.attr(DotAttributes._NAME__GNE, "5->6") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "halfopen") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "halfopen") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n7 to n8: */
		Edge e4 = new Edge.Builder(n[6], n[7])
				.attr(DotAttributes._NAME__GNE, "7->8") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "empty") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "empty") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n9 to n10: */
		Edge e5 = new Edge.Builder(n[8], n[9])
				.attr(DotAttributes._NAME__GNE, "9->10") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "invempty") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "invempty") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n11 to n12: */
		Edge e6 = new Edge.Builder(n[10], n[11])
				.attr(DotAttributes._NAME__GNE, "11->12") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "ediamondinvempty") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "ediamondinvempty") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n13 to n14: */
		Edge e7 = new Edge.Builder(n[12], n[13])
				.attr(DotAttributes._NAME__GNE, "13->14") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "openbox") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "openbox") //$NON-NLS-1$
				.buildEdge();

		return graph.nodes(n).edges(e1, e2, e3, e4, e5, e6, e7).build();
	}

	public static Graph getArrowShapesDirectionBothGraph() {
		/* Global settings: */
		Graph.Builder graph = new Graph.Builder()
				.attr(DotAttributes._NAME__GNE, "ArrowShapes_Direction_Both")
				.attr(DotAttributes._TYPE__G, DotAttributes._TYPE__G__DIGRAPH)
				.attr(DotAttributes.RANKDIR__G, "LR");

		/* Nodes: */
		Node[] n = new Node[28];
		for (int i = 0; i < n.length; i++) {
			n[i] = new Node.Builder()
					.attr(DotAttributes._NAME__GNE, Integer.toString(i + 1))
					.buildNode();
		}

		/* Connection from n1 to n2: */
		Edge e1 = new Edge.Builder(n[0], n[1])
				.attr(DotAttributes._NAME__GNE, "1->2") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "box") //$NON-NLS-1$
				.attr(DotAttributes.ARROWSIZE__E, "2.0") //$NON-NLS-1$
				.attr(DotAttributes.ARROWTAIL__E, "obox") //$NON-NLS-1$
				.attr(DotAttributes.DIR__E, "none") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "box") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n3 to n4: */
		Edge e2 = new Edge.Builder(n[2], n[3])
				.attr(DotAttributes._NAME__GNE, "3->4") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "lbox") //$NON-NLS-1$
				.attr(DotAttributes.ARROWSIZE__E, "2.0") //$NON-NLS-1$
				.attr(DotAttributes.ARROWTAIL__E, "olbox") //$NON-NLS-1$
				.attr(DotAttributes.DIR__E, "both") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "lbox") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n5 to n6: */
		Edge e3 = new Edge.Builder(n[4], n[5])
				.attr(DotAttributes._NAME__GNE, "5->6") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "rbox") //$NON-NLS-1$
				.attr(DotAttributes.ARROWSIZE__E, "2.0") //$NON-NLS-1$
				.attr(DotAttributes.ARROWTAIL__E, "orbox") //$NON-NLS-1$
				.attr(DotAttributes.DIR__E, "both") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "rbox") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n7 to n8: */
		Edge e4 = new Edge.Builder(n[6], n[7])
				.attr(DotAttributes._NAME__GNE, "7->8") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "diamond") //$NON-NLS-1$
				.attr(DotAttributes.ARROWSIZE__E, "2.0") //$NON-NLS-1$
				.attr(DotAttributes.ARROWTAIL__E, "odiamond") //$NON-NLS-1$
				.attr(DotAttributes.DIR__E, "both") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "diamond") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n9 to n10: */
		Edge e5 = new Edge.Builder(n[8], n[9])
				.attr(DotAttributes._NAME__GNE, "9->10") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "ldiamond") //$NON-NLS-1$
				.attr(DotAttributes.ARROWSIZE__E, "2.0") //$NON-NLS-1$
				.attr(DotAttributes.ARROWTAIL__E, "oldiamond") //$NON-NLS-1$
				.attr(DotAttributes.DIR__E, "both") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "ldiamond") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n11 to n12: */
		Edge e6 = new Edge.Builder(n[10], n[11])
				.attr(DotAttributes._NAME__GNE, "11->12") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "rdiamond") //$NON-NLS-1$
				.attr(DotAttributes.ARROWSIZE__E, "2.0") //$NON-NLS-1$
				.attr(DotAttributes.ARROWTAIL__E, "ordiamond") //$NON-NLS-1$
				.attr(DotAttributes.DIR__E, "both") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "rdiamond") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n13 to n14: */
		Edge e7 = new Edge.Builder(n[12], n[13])
				.attr(DotAttributes._NAME__GNE, "13->14") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "dot") //$NON-NLS-1$
				.attr(DotAttributes.ARROWSIZE__E, "2.0") //$NON-NLS-1$
				.attr(DotAttributes.ARROWTAIL__E, "odot") //$NON-NLS-1$
				.attr(DotAttributes.DIR__E, "both") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "dot") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n15 to n16: */
		Edge e8 = new Edge.Builder(n[14], n[15])
				.attr(DotAttributes._NAME__GNE, "15->16") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "inv") //$NON-NLS-1$
				.attr(DotAttributes.ARROWSIZE__E, "2.0") //$NON-NLS-1$
				.attr(DotAttributes.ARROWTAIL__E, "oinv") //$NON-NLS-1$
				.attr(DotAttributes.DIR__E, "both") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "inv") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n17 to n18: */
		Edge e9 = new Edge.Builder(n[16], n[17])
				.attr(DotAttributes._NAME__GNE, "17->18") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "linv") //$NON-NLS-1$
				.attr(DotAttributes.ARROWSIZE__E, "2.0") //$NON-NLS-1$
				.attr(DotAttributes.ARROWTAIL__E, "olinv") //$NON-NLS-1$
				.attr(DotAttributes.DIR__E, "both") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "linv") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n19 to n20: */
		Edge e10 = new Edge.Builder(n[18], n[19])
				.attr(DotAttributes._NAME__GNE, "19->20") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "rinv") //$NON-NLS-1$
				.attr(DotAttributes.ARROWSIZE__E, "2.0") //$NON-NLS-1$
				.attr(DotAttributes.ARROWTAIL__E, "orinv") //$NON-NLS-1$
				.attr(DotAttributes.DIR__E, "both") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "rinv") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n21 to n22: */
		Edge e11 = new Edge.Builder(n[20], n[21])
				.attr(DotAttributes._NAME__GNE, "21->22") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "normal") //$NON-NLS-1$
				.attr(DotAttributes.ARROWTAIL__E, "onormal") //$NON-NLS-1$
				.attr(DotAttributes.DIR__E, "both") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "normal") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n23 to n24: */
		Edge e12 = new Edge.Builder(n[22], n[23])
				.attr(DotAttributes._NAME__GNE, "23->24") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "lnormal") //$NON-NLS-1$
				.attr(DotAttributes.ARROWSIZE__E, "2.0") //$NON-NLS-1$
				.attr(DotAttributes.ARROWTAIL__E, "olnormal") //$NON-NLS-1$
				.attr(DotAttributes.DIR__E, "both") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "lnormal") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n25 to n26: */
		Edge e13 = new Edge.Builder(n[24], n[25])
				.attr(DotAttributes._NAME__GNE, "25->26") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "rnormal") //$NON-NLS-1$
				.attr(DotAttributes.ARROWSIZE__E, "2.0") //$NON-NLS-1$
				.attr(DotAttributes.ARROWTAIL__E, "ornormal") //$NON-NLS-1$
				.attr(DotAttributes.DIR__E, "both") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "rnormal") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n27 to n28: */
		Edge e14 = new Edge.Builder(n[26], n[27])
				.attr(DotAttributes._NAME__GNE, "27->28") //$NON-NLS-1$
				.attr(DotAttributes.ARROWSIZE__E, "2.0") //$NON-NLS-1$
				.attr(DotAttributes.DIR__E, "back") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "default") //$NON-NLS-1$
				.buildEdge();

		return graph.nodes(n).edges(e1, e2, e3, e4, e5, e6, e7, e8, e9, e10,
				e11, e12, e13, e14).build();
	}

	public static Graph getArrowShapesSingleGraph() {
		String[] arrowTypes = { "box", "lbox", "rbox", "obox", "olbox", "orbox",
				"crow", "lcrow", "rcrow", "diamond", "ldiamond", "rdiamond",
				"odiamond", "oldiamond", "ordiamond", "dot", "odot", "inv",
				"linv", "rinv", "oinv", "olinv", "orinv", "none", "normal",
				"lnormal", "rnormal", "onormal", "olnormal", "ornormal", "tee",
				"ltee", "rtee", "vee", "lvee", "rvee", "curve", "lcurve",
				"rcurve", "icurve", "licurve", "ricurve" };

		/* Global settings: */
		Graph.Builder graph = new Graph.Builder()
				.attr(DotAttributes._NAME__GNE, "ArrowShapes_Single")
				.attr(DotAttributes._TYPE__G, DotAttributes._TYPE__G__DIGRAPH)
				.attr(DotAttributes.RANKDIR__G, "LR");

		/* Nodes: */
		Node[] n = new Node[86];
		for (int i = 0; i < n.length; i++) {
			n[i] = new Node.Builder()
					.attr(DotAttributes._NAME__GNE, Integer.toString(i + 1))
					.buildNode();
		}

		/* Edges: */
		Edge[] e = new Edge[43];
		for (int i = 0; i < arrowTypes.length; i++) {
			e[i] = new Edge.Builder(n[2 * i], n[2 * i + 1])
					.attr(DotAttributes._NAME__GNE,
							(2 * i + 1) + "->" + (2 * i + 2))
					.attr(DotAttributes.ARROWHEAD__E, arrowTypes[i])
					.attr(DotAttributes.LABEL__GNE, arrowTypes[i]).buildEdge();
		}

		e[42] = new Edge.Builder(n[84], n[85])
				.attr(DotAttributes._NAME__GNE, "85->86")
				.attr(DotAttributes.LABEL__GNE, "default").buildEdge();
		return graph.nodes(n).edges(e).build();
	}

	public static Graph getArrowShapesMultipleGraph() {
		/* Global settings: */
		Graph.Builder graph = new Graph.Builder()
				.attr(DotAttributes._NAME__GNE, "ArrowShapes_Multiple")
				.attr(DotAttributes._TYPE__G, DotAttributes._TYPE__G__DIGRAPH)
				.attr(DotAttributes.RANKDIR__G, "LR");

		/* Nodes: */
		Node[] n = new Node[26];
		for (int i = 0; i < n.length; i++) {
			n[i] = new Node.Builder()
					.attr(DotAttributes._NAME__GNE, Integer.toString(i + 1))
					.buildNode();
		}

		/* Connection from n1 to n2: */
		Edge e1 = new Edge.Builder(n[0], n[1])
				.attr(DotAttributes._NAME__GNE, "1->2") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "invdot") //$NON-NLS-1$
				.attr(DotAttributes.ARROWSIZE__E, "1.0") //$NON-NLS-1$
				.attr(DotAttributes.ARROWTAIL__E, "invdot") //$NON-NLS-1$
				.attr(DotAttributes.DIR__E, "both") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "invdot") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n3 to n4: */
		Edge e2 = new Edge.Builder(n[2], n[3])
				.attr(DotAttributes._NAME__GNE, "3->4") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "invodot") //$NON-NLS-1$
				.attr(DotAttributes.ARROWSIZE__E, "1.0") //$NON-NLS-1$
				.attr(DotAttributes.ARROWTAIL__E, "invodot") //$NON-NLS-1$
				.attr(DotAttributes.DIR__E, "both") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "invodot") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n5 to n6: */
		Edge e3 = new Edge.Builder(n[4], n[5])
				.attr(DotAttributes._NAME__GNE, "5->6") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "boxbox") //$NON-NLS-1$
				.attr(DotAttributes.ARROWSIZE__E, "2.0") //$NON-NLS-1$
				.attr(DotAttributes.ARROWTAIL__E, "boxbox") //$NON-NLS-1$
				.attr(DotAttributes.DIR__E, "both") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "boxbox") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n7 to n8: */
		Edge e4 = new Edge.Builder(n[6], n[7])
				.attr(DotAttributes._NAME__GNE, "7->8") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "nonenormal") //$NON-NLS-1$
				.attr(DotAttributes.ARROWSIZE__E, "2.5") //$NON-NLS-1$
				.attr(DotAttributes.ARROWTAIL__E, "nonenormal") //$NON-NLS-1$
				.attr(DotAttributes.DIR__E, "both") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "nonenormal") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n9 to n10: */
		Edge e5 = new Edge.Builder(n[8], n[9])
				.attr(DotAttributes._NAME__GNE, "9->10") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "lteeoldiamond") //$NON-NLS-1$
				.attr(DotAttributes.ARROWSIZE__E, "1.0") //$NON-NLS-1$
				.attr(DotAttributes.ARROWTAIL__E, "lteeoldiamond") //$NON-NLS-1$
				.attr(DotAttributes.DIR__E, "both") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "lteeoldiamond") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n11 to n12: */
		Edge e6 = new Edge.Builder(n[10], n[11])
				.attr(DotAttributes._NAME__GNE, "11->12") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "nonedot") //$NON-NLS-1$
				.attr(DotAttributes.ARROWSIZE__E, "1.0") //$NON-NLS-1$
				.attr(DotAttributes.ARROWTAIL__E, "nonedot") //$NON-NLS-1$
				.attr(DotAttributes.DIR__E, "both") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "nonedot") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n13 to n14: */
		Edge e7 = new Edge.Builder(n[12], n[13])
				.attr(DotAttributes._NAME__GNE, "13->14") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "dotodotdot") //$NON-NLS-1$
				.attr(DotAttributes.ARROWSIZE__E, "1.0") //$NON-NLS-1$
				.attr(DotAttributes.ARROWTAIL__E, "dotodotdot") //$NON-NLS-1$
				.attr(DotAttributes.DIR__E, "both") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "dotodotdot") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n15 to n16: */
		Edge e8 = new Edge.Builder(n[14], n[15])
				.attr(DotAttributes._NAME__GNE, "15->16") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "lveerveelvee") //$NON-NLS-1$
				.attr(DotAttributes.ARROWSIZE__E, "1.0") //$NON-NLS-1$
				.attr(DotAttributes.ARROWTAIL__E, "lveerveelvee") //$NON-NLS-1$
				.attr(DotAttributes.DIR__E, "both") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "lveerveelvee") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n17 to n18: */
		Edge e9 = new Edge.Builder(n[16], n[17])
				.attr(DotAttributes._NAME__GNE, "17->18") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "nonenonedot") //$NON-NLS-1$
				.attr(DotAttributes.ARROWSIZE__E, "1.0") //$NON-NLS-1$
				.attr(DotAttributes.ARROWTAIL__E, "nonenonedot") //$NON-NLS-1$
				.attr(DotAttributes.DIR__E, "both") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "nonenonedot") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n19 to n20: */
		Edge e10 = new Edge.Builder(n[18], n[19])
				.attr(DotAttributes._NAME__GNE, "19->20") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "onormalnormalonormalnormal") //$NON-NLS-1$
				.attr(DotAttributes.ARROWSIZE__E, "1.0") //$NON-NLS-1$
				.attr(DotAttributes.ARROWTAIL__E, "onormalnormalonormalnormal") //$NON-NLS-1$
				.attr(DotAttributes.DIR__E, "both") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "onormalnormalonormalnormal") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n21 to n22: */
		Edge e11 = new Edge.Builder(n[20], n[21])
				.attr(DotAttributes._NAME__GNE, "21->22") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "nonenonenonedot") //$NON-NLS-1$
				.attr(DotAttributes.ARROWSIZE__E, "1.0") //$NON-NLS-1$
				.attr(DotAttributes.ARROWTAIL__E, "nonenonenonedot") //$NON-NLS-1$
				.attr(DotAttributes.DIR__E, "both") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "nonenonenonedot") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n23 to n24: */
		Edge e12 = new Edge.Builder(n[22], n[23])
				.attr(DotAttributes._NAME__GNE, "23->24") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "noneboxnonedot") //$NON-NLS-1$
				.attr(DotAttributes.ARROWSIZE__E, "1.0") //$NON-NLS-1$
				.attr(DotAttributes.ARROWTAIL__E, "noneboxnonedot") //$NON-NLS-1$
				.attr(DotAttributes.DIR__E, "both") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "noneboxnonedot") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n25 to n26: */
		Edge e13 = new Edge.Builder(n[24], n[25])
				.attr(DotAttributes._NAME__GNE, "25->26") //$NON-NLS-1$
				.attr(DotAttributes.ARROWHEAD__E, "boxnonenonedot") //$NON-NLS-1$
				.attr(DotAttributes.ARROWSIZE__E, "1.0") //$NON-NLS-1$
				.attr(DotAttributes.ARROWTAIL__E, "boxnonenonedot") //$NON-NLS-1$
				.attr(DotAttributes.DIR__E, "both") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "boxnonenonedot") //$NON-NLS-1$
				.buildEdge();

		return graph.nodes(n)
				.edges(e1, e2, e3, e4, e5, e6, e7, e8, e9, e10, e11, e12, e13)
				.build();
	}

	public static Graph getAttributesGraph() {
		/* Global settings: */
		Graph.Builder graph = new Graph.Builder()
				.attr(DotAttributes._NAME__GNE, "AttributesGraph")
				.attr(DotAttributes._TYPE__G, DotAttributes._TYPE__G__DIGRAPH)
				.attr(DotAttributes.RANKDIR__G, "LR")
				.attr(DotAttributes.LABEL__GNE, "Left-to-Right");

		/* Nodes: */
		Node n1 = new Node.Builder().attr(DotAttributes._NAME__GNE, "1") //$NON-NLS-1$
				.buildNode();
		Node n2 = new Node.Builder().attr(DotAttributes._NAME__GNE, "2") //$NON-NLS-1$
				.buildNode();
		Node n3 = new Node.Builder().attr(DotAttributes._NAME__GNE, "3") //$NON-NLS-1$
				.buildNode();
		Node n4 = new Node.Builder().attr(DotAttributes._NAME__GNE, "4") //$NON-NLS-1$
				.buildNode();

		/* Connection from n1 to n2: */
		Edge e1 = new Edge.Builder(n1, n2)
				.attr(DotAttributes._NAME__GNE, "1->2") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n1 to n3: */
		Edge e2 = new Edge.Builder(n1, n3)
				.attr(DotAttributes._NAME__GNE, "1->3") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n2 to n4: */
		Edge e3 = new Edge.Builder(n2, n4)
				.attr(DotAttributes._NAME__GNE, "2->4").buildEdge();

		return graph.nodes(n1, n2, n3, n4).edges(e1, e2, e3).build();
	}

	public static Graph getBasicDirectedGraph() {
		/* Global settings: */
		Graph.Builder graph = new Graph.Builder()
				.attr(DotAttributes._NAME__GNE, "BasicDirectedGraph")
				.attr(DotAttributes._TYPE__G, DotAttributes._TYPE__G__DIGRAPH);

		/* Nodes: */
		Node n1 = new Node.Builder().attr(DotAttributes._NAME__GNE, "1") //$NON-NLS-1$
				.buildNode();
		Node n2 = new Node.Builder().attr(DotAttributes._NAME__GNE, "2") //$NON-NLS-1$
				.buildNode();
		Node n3 = new Node.Builder().attr(DotAttributes._NAME__GNE, "3") //$NON-NLS-1$
				.buildNode();
		Node n4 = new Node.Builder().attr(DotAttributes._NAME__GNE, "4") //$NON-NLS-1$
				.buildNode();

		/* Connection from n1 to n2: */
		Edge e1 = new Edge.Builder(n1, n2)
				.attr(DotAttributes._NAME__GNE, "1->2") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "Edge")
				.attr(DotAttributes.STYLE__E, "dashed").buildEdge();

		/* Connection from n2 to n3: */
		Edge e2 = new Edge.Builder(n2, n3)
				.attr(DotAttributes._NAME__GNE, "2->3") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "Edge")
				.attr(DotAttributes.STYLE__E, "dashed").buildEdge();

		/* Connection from n2 to n4: */
		Edge e3 = new Edge.Builder(n2, n4)
				.attr(DotAttributes._NAME__GNE, "2->4")
				.attr(DotAttributes.LABEL__GNE, "Dotted")
				.attr(DotAttributes.STYLE__E, "dotted").buildEdge();

		return graph.nodes(n1, n2, n3, n4).edges(e1, e2, e3).build();
	}

	public static Graph getGlobalEdgeGraph() {
		/* Global settings: */
		Graph.Builder graph = new Graph.Builder()
				.attr(DotAttributes._NAME__GNE, "GlobalEdgeGraph")
				.attr(DotAttributes._TYPE__G, DotAttributes._TYPE__G__DIGRAPH);

		/* Nodes: */
		Node n1 = new Node.Builder().attr(DotAttributes._NAME__GNE, "1") //$NON-NLS-1$
				.buildNode();
		Node n2 = new Node.Builder().attr(DotAttributes._NAME__GNE, "2") //$NON-NLS-1$
				.buildNode();
		Node n3 = new Node.Builder().attr(DotAttributes._NAME__GNE, "3") //$NON-NLS-1$
				.buildNode();
		Node n4 = new Node.Builder().attr(DotAttributes._NAME__GNE, "4") //$NON-NLS-1$
				.buildNode();

		/* Connection from n1 to n2: */
		Edge e1 = new Edge.Builder(n1, n2)
				.attr(DotAttributes._NAME__GNE, "1->2") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "Edge")
				.attr(DotAttributes.STYLE__E, "dashed").buildEdge();

		/* Connection from n2 to n3: */
		Edge e2 = new Edge.Builder(n2, n3)
				.attr(DotAttributes._NAME__GNE, "2->3") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "Edge")
				.attr(DotAttributes.STYLE__E, "dashed").buildEdge();

		/* Connection from n2 to n4: */
		Edge e3 = new Edge.Builder(n2, n4)
				.attr(DotAttributes._NAME__GNE, "2->4")
				.attr(DotAttributes.LABEL__GNE, "Dotted")
				.attr(DotAttributes.STYLE__E, "dotted").buildEdge();

		return graph.nodes(n1, n2, n3, n4).edges(e1, e2, e3).build();
	}

	public static Graph getGlobalNodeGraph() {
		/* Global settings: */
		Graph.Builder graph = new Graph.Builder()
				.attr(DotAttributes._NAME__GNE, "GlobalNodeGraph")
				.attr(DotAttributes._TYPE__G, DotAttributes._TYPE__G__DIGRAPH);

		/* Nodes: */
		Node n1 = new Node.Builder().attr(DotAttributes._NAME__GNE, "1") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "Node").buildNode();
		Node n2 = new Node.Builder().attr(DotAttributes._NAME__GNE, "2") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "Node").buildNode();
		Node n3 = new Node.Builder().attr(DotAttributes._NAME__GNE, "3") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "Leaf").buildNode();

		/* Connection from n1 to n2: */
		Edge e1 = new Edge.Builder(n1, n2)
				.attr(DotAttributes._NAME__GNE, "1->2") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n2 to n3: */
		Edge e2 = new Edge.Builder(n2, n3)
				.attr(DotAttributes._NAME__GNE, "2->3") //$NON-NLS-1$
				.buildEdge();

		return graph.nodes(n1, n2, n3).edges(e1, e2).build();
	}

	public static Graph getIdMatchesKeywordGraph() {
		/* Global settings: */
		Graph.Builder graph = new Graph.Builder()
				.attr(DotAttributes._NAME__GNE, "s")
				.attr(DotAttributes._TYPE__G, DotAttributes._TYPE__G__DIGRAPH);

		return graph.build();
	}

	public static Graph getLabeledGraph() {
		/* Global settings: */
		Graph.Builder graph = new Graph.Builder()

		return graph.nodes(n1, n2, n3, n4).edges(e1, e2, e3).build();
	}

	public static Graph getLayoutGridGraph() {
		/* Global settings: */
		Graph.Builder graph = new Graph.Builder()
				.attr(DotAttributes._NAME__GNE, "LayoutGridGraph")
				.attr(DotAttributes._TYPE__G, DotAttributes._TYPE__G__DIGRAPH)
				.attr(DotAttributes.LAYOUT__G, "osage");

		/* Nodes: */
		Node n1 = new Node.Builder().attr(DotAttributes._NAME__GNE, "1") //$NON-NLS-1$
				.buildNode();
		Node n2 = new Node.Builder().attr(DotAttributes._NAME__GNE, "2") //$NON-NLS-1$
				.buildNode();
		Node n3 = new Node.Builder().attr(DotAttributes._NAME__GNE, "3") //$NON-NLS-1$
				.buildNode();
		Node n4 = new Node.Builder().attr(DotAttributes._NAME__GNE, "4") //$NON-NLS-1$
				.buildNode();
		Node n5 = new Node.Builder().attr(DotAttributes._NAME__GNE, "5") //$NON-NLS-1$
				.buildNode();

		/* Connection from n1 to n2: */
		Edge e1 = new Edge.Builder(n1, n2)
				.attr(DotAttributes._NAME__GNE, "1->2") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n2 to n3: */
		Edge e2 = new Edge.Builder(n2, n3)
				.attr(DotAttributes._NAME__GNE, "2->3") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n2 to n4: */
		Edge e3 = new Edge.Builder(n2, n4)
				.attr(DotAttributes._NAME__GNE, "2->4").buildEdge();

		/* Connection from n4 to n5: */
		Edge e4 = new Edge.Builder(n4, n5)
				.attr(DotAttributes._NAME__GNE, "4->5").buildEdge();

		return graph.nodes(n1, n2, n3, n4, n5).edges(e1, e2, e3, e4).build();
	}

	public static Graph getLayoutRadialGraph() {
		/* Global settings: */
		Graph.Builder graph = new Graph.Builder()
				.attr(DotAttributes._NAME__GNE, "LayoutRadialGraph")
				.attr(DotAttributes._TYPE__G, DotAttributes._TYPE__G__DIGRAPH)
				.attr(DotAttributes.LAYOUT__G, "twopi");

		/* Nodes: */
		Node n1 = new Node.Builder().attr(DotAttributes._NAME__GNE, "1") //$NON-NLS-1$
				.buildNode();
		Node n2 = new Node.Builder().attr(DotAttributes._NAME__GNE, "2") //$NON-NLS-1$
				.buildNode();
		Node n3 = new Node.Builder().attr(DotAttributes._NAME__GNE, "3") //$NON-NLS-1$
				.buildNode();
		Node n4 = new Node.Builder().attr(DotAttributes._NAME__GNE, "4") //$NON-NLS-1$
				.buildNode();
		Node n5 = new Node.Builder().attr(DotAttributes._NAME__GNE, "5") //$NON-NLS-1$
				.buildNode();

		/* Connection from n1 to n2: */
		Edge e1 = new Edge.Builder(n1, n2)
				.attr(DotAttributes._NAME__GNE, "1->2") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n2 to n3: */
		Edge e2 = new Edge.Builder(n2, n3)
				.attr(DotAttributes._NAME__GNE, "2->3") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n2 to n4: */
		Edge e3 = new Edge.Builder(n2, n4)
				.attr(DotAttributes._NAME__GNE, "2->4").buildEdge();

		/* Connection from n4 to n5: */
		Edge e4 = new Edge.Builder(n4, n5)
				.attr(DotAttributes._NAME__GNE, "4->5").buildEdge();

		return graph.nodes(n1, n2, n3, n4, n5).edges(e1, e2, e3, e4).build();
	}

	public static Graph getLayoutSpringGraph() {
		/* Global settings: */
		Graph.Builder graph = new Graph.Builder()
				.attr(DotAttributes._NAME__GNE, "LayoutSpringGraph")
				.attr(DotAttributes._TYPE__G, DotAttributes._TYPE__G__DIGRAPH)
				.attr(DotAttributes.LAYOUT__G, "fdp");

		/* Nodes: */
		Node n1 = new Node.Builder().attr(DotAttributes._NAME__GNE, "1") //$NON-NLS-1$
				.buildNode();
		Node n2 = new Node.Builder().attr(DotAttributes._NAME__GNE, "2") //$NON-NLS-1$
				.buildNode();
		Node n3 = new Node.Builder().attr(DotAttributes._NAME__GNE, "3") //$NON-NLS-1$
				.buildNode();
		Node n4 = new Node.Builder().attr(DotAttributes._NAME__GNE, "4") //$NON-NLS-1$
				.buildNode();
		Node n5 = new Node.Builder().attr(DotAttributes._NAME__GNE, "5") //$NON-NLS-1$
				.buildNode();

		/* Connection from n1 to n2: */
		Edge e1 = new Edge.Builder(n1, n2)
				.attr(DotAttributes._NAME__GNE, "1->2") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n2 to n3: */
		Edge e2 = new Edge.Builder(n2, n3)
				.attr(DotAttributes._NAME__GNE, "2->3") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n2 to n4: */
		Edge e3 = new Edge.Builder(n2, n4)
				.attr(DotAttributes._NAME__GNE, "2->4").buildEdge();

		/* Connection from n4 to n5: */
		Edge e4 = new Edge.Builder(n4, n5)
				.attr(DotAttributes._NAME__GNE, "4->5").buildEdge();

		return graph.nodes(n1, n2, n3, n4, n5).edges(e1, e2, e3, e4).build();
	}

	public static Graph getLayoutTreeGraph() {
		/* Global settings: */
		Graph.Builder graph = new Graph.Builder()
				.attr(DotAttributes._NAME__GNE, "LayoutTreeGraph")
				.attr(DotAttributes._TYPE__G, DotAttributes._TYPE__G__DIGRAPH)
				.attr(DotAttributes.LAYOUT__G, "dot");

		/* Nodes: */
		Node n1 = new Node.Builder().attr(DotAttributes._NAME__GNE, "1") //$NON-NLS-1$
				.buildNode();
		Node n2 = new Node.Builder().attr(DotAttributes._NAME__GNE, "2") //$NON-NLS-1$
				.buildNode();
		Node n3 = new Node.Builder().attr(DotAttributes._NAME__GNE, "3") //$NON-NLS-1$
				.buildNode();
		Node n4 = new Node.Builder().attr(DotAttributes._NAME__GNE, "4") //$NON-NLS-1$
				.buildNode();
		Node n5 = new Node.Builder().attr(DotAttributes._NAME__GNE, "5") //$NON-NLS-1$
				.buildNode();

		/* Connection from n1 to n2: */
		Edge e1 = new Edge.Builder(n1, n2)
				.attr(DotAttributes._NAME__GNE, "1->2") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n2 to n3: */
		Edge e2 = new Edge.Builder(n2, n3)
				.attr(DotAttributes._NAME__GNE, "2->3") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n2 to n4: */
		Edge e3 = new Edge.Builder(n2, n4)
				.attr(DotAttributes._NAME__GNE, "2->4").buildEdge();

		/* Connection from n4 to n5: */
		Edge e4 = new Edge.Builder(n4, n5)
				.attr(DotAttributes._NAME__GNE, "4->5").buildEdge();

		return graph.nodes(n1, n2, n3, n4, n5).edges(e1, e2, e3, e4).build();
	}

	public static Graph getNodeGroupsGraph() {
		/* Global settings: */
		Graph.Builder graph = new Graph.Builder()
				.attr(DotAttributes._NAME__GNE, "g1")
				.attr(DotAttributes._TYPE__G, DotAttributes._TYPE__G__DIGRAPH);

		/* Nodes: */
		Node n1 = new Node.Builder().attr(DotAttributes._NAME__GNE, "n1") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "Node 1").buildNode();
		Node n2 = new Node.Builder().attr(DotAttributes._NAME__GNE, "n2") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "Node 2").buildNode();
		Node n3 = new Node.Builder().attr(DotAttributes._NAME__GNE, "n3") //$NON-NLS-1$
				.buildNode();
		Node n4 = new Node.Builder().attr(DotAttributes._NAME__GNE, "n4") //$NON-NLS-1$
				.buildNode();
		Node n5 = new Node.Builder().attr(DotAttributes._NAME__GNE, "n5") //$NON-NLS-1$
				.buildNode();
		Node foo = new Node.Builder().attr(DotAttributes._NAME__GNE, "foo") //$NON-NLS-1$
				.buildNode();
		Node bar = new Node.Builder().attr(DotAttributes._NAME__GNE, "bar") //$NON-NLS-1$
				.buildNode();
		Node baz = new Node.Builder().attr(DotAttributes._NAME__GNE, "baz") //$NON-NLS-1$
				.buildNode();

		/* Connection from n1 to n2: */
		Edge e1 = new Edge.Builder(n1, n2)
				.attr(DotAttributes._NAME__GNE, "n1->n2") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "A dotted edge")
				.attr(DotAttributes.STYLE__E, "dotted").buildEdge();

		/* Connection from n1 to n4: */
		Edge e2 = new Edge.Builder(n1, n4)
				.attr(DotAttributes._NAME__GNE, "n1->n4") //$NON-NLS-1$
				.buildEdge();

		/* Connection from n2 to n3: */
		Edge e3 = new Edge.Builder(n2, n3)
				.attr(DotAttributes._NAME__GNE, "n2->n3").buildEdge();

		/* Connection from n3 to n5: */
		Edge e4 = new Edge.Builder(n3, n5)
				.attr(DotAttributes._NAME__GNE, "n3->n5").buildEdge();

		/* Connection from n4 to n5: */
		Edge e5 = new Edge.Builder(n3, n4)
				.attr(DotAttributes._NAME__GNE, "n4->n5").buildEdge();

		/* Connection from foo to bar: */
		Edge e6 = new Edge.Builder(foo, bar)
				.attr(DotAttributes._NAME__GNE, "foo->bar").buildEdge();

		/* Connection from foo to baz: */
		Edge e7 = new Edge.Builder(foo, baz)
				.attr(DotAttributes._NAME__GNE, "foo->baz").buildEdge();

		return graph.nodes(n1, n2, n4, n3, n5, foo, bar, baz)
				.edges(e1, e2, e3, e4, e5, e6, e7).build();
	}

	public static Graph getSampleInputGraph() {
		/* Global settings: */
		Graph.Builder graph = new Graph.Builder()
				.attr(DotAttributes._NAME__GNE, "SampleGraph")
				.attr(DotAttributes._TYPE__G, DotAttributes._TYPE__G__DIGRAPH)
				.attr(DotAttributes.LAYOUT__G, "osage");

		/* Nodes: */
		Node n1 = new Node.Builder().attr(DotAttributes._NAME__GNE, "1") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "one").buildNode();
		Node n2 = new Node.Builder().attr(DotAttributes._NAME__GNE, "2") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "two").buildNode();
		Node n3 = new Node.Builder().attr(DotAttributes._NAME__GNE, "3") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "Käse").buildNode();
		Node n4 = new Node.Builder().attr(DotAttributes._NAME__GNE, "4") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "Käse").buildNode();
		Node n5 = new Node.Builder().attr(DotAttributes._NAME__GNE, "5") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "Käse").buildNode();

		/* Connection from n1 to n2: */
		Edge e1 = new Edge.Builder(n1, n2)
				.attr(DotAttributes._NAME__GNE, "1->2") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "style=dashed")
				.attr(DotAttributes.STYLE__E, "dashed").buildEdge();

		/* Connection from n1 to n3: */
		Edge e2 = new Edge.Builder(n2, n3)
				.attr(DotAttributes._NAME__GNE, "2->3") //$NON-NLS-1$
				.attr(DotAttributes.LABEL__GNE, "style=dotted")
				.attr(DotAttributes.STYLE__E, "dotted").buildEdge();

		/* Connection from n3 to n4: */
		Edge e3 = new Edge.Builder(n3, n4)
				.attr(DotAttributes._NAME__GNE, "3->4")
				.attr(DotAttributes.LABEL__GNE, "edge")
				.attr(DotAttributes.STYLE__E, "dashed").buildEdge();

		return graph.nodes(n1, n2, n3, n4, n5).edges(e1, e2, e3).build();
	}

	public static Graph getSimpleDiGraph() {

		/* Global settings, here we set the directed property: */

Return to bug 493136

Lines 1-5 Link Here

(-)a/org.eclipse.gef4.dot.tests/src/org/eclipse/gef4/dot/tests/DotImportTests.java (-38 / +123 lines)
1	/*******************************************************************************	1	/*******************************************************************************
2	* Copyright (c) 2009, 2015 Fabian Steeg and others.	2	* Copyright (c) 2009, 2016 itemis AG and others.
		3	*
3	* All rights reserved. This program and the accompanying materials	4	* All rights reserved. This program and the accompanying materials
4	* are made available under the terms of the Eclipse Public License v1.0	5	* are made available under the terms of the Eclipse Public License v1.0
5	* which accompanies this distribution, and is available at	6	* which accompanies this distribution, and is available at
Lines 7-16 Link Here
7	*	8	*
8	* Contributors:	9	* Contributors:
9	* Fabian Steeg - initial API and implementation (see bug #277380)	10	* Fabian Steeg - initial API and implementation (see bug #277380)
		11	* Tamas Miklossy (itemis AG) - implement additional test cases (bug #493136)
10	*******************************************************************************/	12	*******************************************************************************/
11	package org.eclipse.gef4.dot.tests;	13	package org.eclipse.gef4.dot.tests;
12		14
13	import static org.eclipse.gef4.dot.tests.DotTestUtils.RESOURCES_TESTS;
14	import static org.junit.Assert.assertEquals;	15	import static org.junit.Assert.assertEquals;
15		16
16	import java.io.File;	17	import java.io.File;
Lines 18-23 Link Here
18	import org.eclipse.gef4.dot.internal.DotImport;	19	import org.eclipse.gef4.dot.internal.DotImport;
19	import org.eclipse.gef4.graph.Graph;	20	import org.eclipse.gef4.graph.Graph;
20	import org.junit.Assert;	21	import org.junit.Assert;
		22	import org.junit.Ignore;
21	import org.junit.Test;	23	import org.junit.Test;
22		24
23	/**	25	/**
Lines 29-77 Link Here
29	// as DotExportTests and DotTemplateTests	31	// as DotExportTests and DotTemplateTests
30	public final class DotImportTests {	32	public final class DotImportTests {
31		33
32	static Graph importFrom(final File dotFile) {	34	@Test
33	Assert.assertTrue("DOT input file must exist: " + dotFile, //$NON-NLS-1$	35	public void testArrowShapesDeprecated() {
34	dotFile.exists());	36	testFile("arrowshapes_deprecated.dot",
35	Graph graph = new DotImport().importDot(dotFile);	37	DotTestUtils.getArrowShapesDeprecatedGraph());
36	Assert.assertNotNull("Resulting graph must not be null", graph); //$NON-NLS-1$
37	return graph;
38	}	38	}
39		39
40	/**
41	* Test valid graphs can be imported without exceptions.
42	*/
43	@Test	40	@Test
44	public void testFileImport() {	41	public void testArrowShapesDirectionBoth() {
45	// simple graphs	42	testFile("arrowshapes_direction_both.dot",
46	Graph graph = importFrom(	43	DotTestUtils.getArrowShapesDirectionBothGraph());
47	new File(RESOURCES_TESTS + "simple_graph.dot")); //$NON-NLS-1$	44	}
48	Assert.assertEquals(DotTestUtils.getSimpleGraph().toString(),
49	graph.toString());
50		45
51	graph = importFrom(new File(RESOURCES_TESTS + "simple_digraph.dot")); //$NON-NLS-1$	46	@Test
52	Assert.assertEquals(DotTestUtils.getSimpleDiGraph().toString(),	47	public void testArrowShapesInvalidModifiers() {
53	graph.toString());	48	// TODO implement
		49	}
54		50
55	graph = importFrom(new File(RESOURCES_TESTS + "labeled_graph.dot")); //$NON-NLS-1$	51	@Test
56	Assert.assertEquals(DotTestUtils.getLabeledGraph().toString(),	52	public void testArrowShapesMultiple() {
57	graph.toString());	53	testFile("arrowshapes_multiple.dot",
		54	DotTestUtils.getArrowShapesMultipleGraph());
		55	}
58		56
59	graph = importFrom(new File(RESOURCES_TESTS + "styled_graph.dot")); //$NON-NLS-1$	57	@Test
60	Assert.assertEquals(DotTestUtils.getStyledGraph().toString(),	58	public void testArrowShapesSingle() {
61	graph.toString());	59	testFile("arrowshapes_single.dot",
		60	DotTestUtils.getArrowShapesSingleGraph());
		61	}
62		62
63	// test import succeeds without exceptions	63	@Ignore("graph label is not yet transfered properly")
64	importFrom(new File(RESOURCES_TESTS + "sample_input.dot")); //$NON-NLS-1$	64	@Test
65	importFrom(new File(RESOURCES_TESTS + "basic_directed_graph.dot")); //$NON-NLS-1$	65	public void testAttributesGraph() {
66	importFrom(new File(RESOURCES_TESTS + "global_node_graph.dot")); //$NON-NLS-1$	66	testFile("attributes_graph.dot", DotTestUtils.getAttributesGraph());
67	importFrom(new File(RESOURCES_TESTS + "global_edge_graph.dot")); //$NON-NLS-1$	67	}
68	importFrom(new File(RESOURCES_TESTS + "attributes_graph.dot")); //$NON-NLS-1$	68
69	importFrom(new File(RESOURCES_TESTS + "node_groups.dot")); //$NON-NLS-1$	69	@Test
70	importFrom(new File(RESOURCES_TESTS + "id_matches_keyword.dot")); //$NON-NLS-1$	70	public void testBasicDirectedGraph() {
71	importFrom(new File(RESOURCES_TESTS + "layout_tree_graph.dot")); //$NON-NLS-1$	71	testFile("basic_directed_graph.dot",
72	importFrom(new File(RESOURCES_TESTS + "layout_spring_graph.dot")); //$NON-NLS-1$	72	DotTestUtils.getBasicDirectedGraph());
73	importFrom(new File(RESOURCES_TESTS + "layout_radial_graph.dot")); //$NON-NLS-1$	73	}
74	importFrom(new File(RESOURCES_TESTS + "layout_grid_graph.dot")); //$NON-NLS-1$	74
		75	@Test
		76	public void testGlobalEdgeGraph() {
		77	testFile("global_edge_graph.dot", DotTestUtils.getGlobalEdgeGraph());
		78	}
		79
		80	@Test
		81	public void testGlobalNodeGraph() {
		82	testFile("global_node_graph.dot", DotTestUtils.getGlobalNodeGraph());
		83	}
		84
		85	@Test
		86	public void testIdMatchesKeyword() {
		87	testFile("id_matches_keyword.dot",
		88	DotTestUtils.getIdMatchesKeywordGraph());
		89	}
		90
		91	@Test
		92	public void testLabeledGraph() {
		93	testFile("labeled_graph.dot", DotTestUtils.getLabeledGraph());
		94	}
		95
		96	@Test
		97	public void testLayoutGridGraph() {
		98	testFile("layout_grid_graph.dot", DotTestUtils.getLayoutGridGraph());
		99	}
		100
		101	@Test
		102	public void testLayoutRadialGraph() {
		103	testFile("layout_radial_graph.dot",
		104	DotTestUtils.getLayoutRadialGraph());
		105	}
		106
		107	@Test
		108	public void testLayoutSpringGraph() {
		109	testFile("layout_spring_graph.dot",
		110	DotTestUtils.getLayoutSpringGraph());
		111	}
		112
		113	@Test
		114	public void testLayoutTreeGraph() {
		115	testFile("layout_tree_graph.dot", DotTestUtils.getLayoutTreeGraph());
		116	}
		117
		118	@Test
		119	public void testNodeShapesPolygonBased() {
		120	// TODO implement
		121	}
		122
		123	@Ignore("multi edges are not yet handled properly")
		124	@Test
		125	public void testNodeGroups() {
		126	testFile("node_groups.dot", DotTestUtils.getNodeGroupsGraph());
		127	}
		128
		129	@Test
		130	public void testSampleInput() {
		131	testFile("sample_input.dot", DotTestUtils.getSampleInputGraph());
		132	}
		133
		134	@Test
		135	public void testSimpleDigraph() {
		136	testFile("simple_digraph.dot", DotTestUtils.getSimpleDiGraph());
		137	}
		138
139	@Test
140	public void testSimpleGraph() {
141	testFile("simple_graph.dot", DotTestUtils.getSimpleGraph());
142	}
143
144	@Test
145	public void testStyledGraph() {
146	testFile("styled_graph.dot", DotTestUtils.getStyledGraph());
147	}
148
149	@Test
150	public void testStyledGraph2() {
151	// TODO implement
75	}	152	}
76		153
77	/**	154	/**
Lines 91-94 Link Here
91	assertEquals(2, graph.getEdges().size());	168	assertEquals(2, graph.getEdges().size());
92	}	169	}
93		170
		171	private void testFile(String fileName, Graph expected) {
		172	File dotFile = new File(DotTestUtils.RESOURCES_TESTS + fileName);
		173	Assert.assertTrue("DOT input file must exist: " + dotFile, //$NON-NLS-1$
		174	dotFile.exists());
		175	Graph graph = new DotImport().importDot(dotFile);
		176	Assert.assertNotNull("Resulting graph must not be null", graph); //$NON-NLS-1$
		177	Assert.assertEquals(expected.toString(), graph.toString());
		178	}
94	}	179	}