+package jalview.renderer.seqfeatures;
+
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertFalse;
+import static org.testng.Assert.assertTrue;
+
+import jalview.api.AlignViewportI;
+import jalview.api.FeatureColourI;
+import jalview.datamodel.SequenceFeature;
+import jalview.datamodel.SequenceI;
+import jalview.gui.AlignFrame;
+import jalview.io.DataSourceType;
+import jalview.io.FileLoader;
+import jalview.schemes.FeatureColour;
+
+import java.awt.Color;
+import java.util.Arrays;
+import java.util.List;
+import java.util.Map;
+
+import org.testng.annotations.Test;
+
+public class FeatureRendererTest
+{
+
+ @Test(groups = "Functional")
+ public void testFindAllFeatures()
+ {
+ String seqData = ">s1\nabcdef\n>s2\nabcdef\n>s3\nabcdef\n>s4\nabcdef\n";
+ AlignFrame af = new FileLoader().LoadFileWaitTillLoaded(seqData,
+ DataSourceType.PASTE);
+ AlignViewportI av = af.getViewport();
+ FeatureRenderer fr = new FeatureRenderer(av);
+
+ /*
+ * with no features
+ */
+ fr.findAllFeatures(true);
+ assertTrue(fr.getRenderOrder().isEmpty());
+ assertTrue(fr.getFeatureGroups().isEmpty());
+
+ List<SequenceI> seqs = av.getAlignment().getSequences();
+
+ // add a non-positional feature - should be ignored by FeatureRenderer
+ SequenceFeature sf1 = new SequenceFeature("Type", "Desc", 0, 0, 1f,
+ "Group");
+ seqs.get(0).addSequenceFeature(sf1);
+ fr.findAllFeatures(true);
+ // ? bug - types and groups added for non-positional features
+ List<String> types = fr.getRenderOrder();
+ List<String> groups = fr.getFeatureGroups();
+ assertEquals(types.size(), 0);
+ assertFalse(types.contains("Type"));
+ assertEquals(groups.size(), 0);
+ assertFalse(groups.contains("Group"));
+
+ // add some positional features
+ seqs.get(1).addSequenceFeature(
+ new SequenceFeature("Pfam", "Desc", 5, 9, 1f, "PfamGroup"));
+ seqs.get(2).addSequenceFeature(
+ new SequenceFeature("Pfam", "Desc", 14, 22, 2f, "RfamGroup"));
+ // bug in findAllFeatures - group not checked for a known feature type
+ seqs.get(2).addSequenceFeature(
+ new SequenceFeature("Rfam", "Desc", 5, 9, Float.NaN,
+ "RfamGroup"));
+ seqs.get(3).addSequenceFeature(
+ new SequenceFeature("Rfam", "Desc", 5, 9, Float.NaN, null));
+ // null value for type produces NullPointerException
+ fr.findAllFeatures(true);
+ types = fr.getRenderOrder();
+ groups = fr.getFeatureGroups();
+ assertEquals(types.size(), 2);
+ assertFalse(types.contains("Type"));
+ assertTrue(types.contains("Pfam"));
+ assertTrue(types.contains("Rfam"));
+ assertEquals(groups.size(), 2);
+ assertFalse(groups.contains("Group"));
+ assertTrue(groups.contains("PfamGroup"));
+ assertTrue(groups.contains("RfamGroup"));
+ assertFalse(groups.contains(null)); // null group is ignored
+
+ /*
+ * check min-max values
+ */
+ Map<String, float[][]> minMax = fr.getMinMax();
+ assertEquals(minMax.size(), 1); // non-positional and NaN not stored
+ assertEquals(minMax.get("Pfam")[0][0], 1f); // positional min
+ assertEquals(minMax.get("Pfam")[0][1], 2f); // positional max
+
+ // increase max for Pfam, add scores for Rfam
+ seqs.get(0).addSequenceFeature(
+ new SequenceFeature("Pfam", "Desc", 14, 22, 8f, "RfamGroup"));
+ seqs.get(1).addSequenceFeature(
+ new SequenceFeature("Rfam", "Desc", 5, 9, 6f, "RfamGroup"));
+ fr.findAllFeatures(true);
+ // note minMax is not a defensive copy, shouldn't expose this
+ assertEquals(minMax.size(), 2);
+ assertEquals(minMax.get("Pfam")[0][0], 1f);
+ assertEquals(minMax.get("Pfam")[0][1], 8f);
+ assertEquals(minMax.get("Rfam")[0][0], 6f);
+ assertEquals(minMax.get("Rfam")[0][1], 6f);
+
+ /*
+ * check render order (last is on top)
+ */
+ List<String> renderOrder = fr.getRenderOrder();
+ assertEquals(renderOrder, Arrays.asList("Rfam", "Pfam"));
+
+ /*
+ * change render order (todo: an easier way)
+ * nb here last comes first in the data array
+ */
+ Object[][] data = new Object[2][];
+ FeatureColourI colour = new FeatureColour(Color.RED);
+ data[0] = new Object[] { "Rfam", colour, true };
+ data[1] = new Object[] { "Pfam", colour, false };
+ fr.setFeaturePriority(data);
+ assertEquals(fr.getRenderOrder(), Arrays.asList("Pfam", "Rfam"));
+ assertEquals(fr.getDisplayedFeatureTypes(), Arrays.asList("Rfam"));
+
+ /*
+ * add a new feature type: should go on top of render order as visible,
+ * other feature ordering and visibility should be unchanged
+ */
+ seqs.get(2).addSequenceFeature(
+ new SequenceFeature("Metal", "Desc", 14, 22, 8f, "MetalGroup"));
+ fr.findAllFeatures(true);
+ assertEquals(fr.getRenderOrder(),
+ Arrays.asList("Pfam", "Rfam", "Metal"));
+ assertEquals(fr.getDisplayedFeatureTypes(),
+ Arrays.asList("Rfam", "Metal"));
+ }
+}