--- /dev/null
+package jalview.gui;
+
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertNull;
+import static org.testng.Assert.assertTrue;
+
+import jalview.api.FeatureColourI;
+import jalview.datamodel.SequenceFeature;
+import jalview.datamodel.SequenceI;
+import jalview.datamodel.features.FeatureMatcher;
+import jalview.datamodel.features.FeatureMatcherSet;
+import jalview.datamodel.features.FeatureMatcherSetI;
+import jalview.io.DataSourceType;
+import jalview.io.FileLoader;
+import jalview.schemes.FeatureColour;
+import jalview.util.matcher.Condition;
+
+import java.awt.Color;
+import java.io.File;
+import java.io.IOException;
+import java.util.HashMap;
+
+import org.testng.annotations.Test;
+
+public class FeatureSettingsTest
+{
+ /**
+ * Test a roundtrip of save and reload of feature colours and filters as XML
+ *
+ * @throws IOException
+ */
+ @Test(groups = "Functional")
+ public void testSaveLoad() throws IOException
+ {
+ AlignFrame af = new FileLoader().LoadFileWaitTillLoaded(
+ ">Seq1\nACDEFGHIKLM", DataSourceType.PASTE);
+ SequenceI seq1 = af.getViewport().getAlignment().getSequenceAt(0);
+
+ /*
+ * add some features to the sequence
+ */
+ int score = 1;
+ addFeatures(seq1, "type1", score++);
+ addFeatures(seq1, "type2", score++);
+ addFeatures(seq1, "type3", score++);
+ addFeatures(seq1, "type4", score++);
+ addFeatures(seq1, "type5", score++);
+
+ /*
+ * set colour schemes for features
+ */
+ FeatureRenderer fr = af.getFeatureRenderer();
+
+ // type1: red
+ fr.setColour("type1", new FeatureColour(Color.red));
+
+ // type2: by label
+ FeatureColourI byLabel = new FeatureColour();
+ byLabel.setColourByLabel(true);
+ fr.setColour("type2", byLabel);
+
+ // type3: by score above threshold
+ FeatureColourI byScore = new FeatureColour(Color.BLACK, Color.BLUE, 1,
+ 10);
+ byScore.setAboveThreshold(true);
+ byScore.setThreshold(2f);
+ fr.setColour("type3", byScore);
+
+ // type4: by attribute AF
+ FeatureColourI byAF = new FeatureColour();
+ byAF.setColourByLabel(true);
+ byAF.setAttributeName("AF");
+ fr.setColour("type4", byAF);
+
+ // type5: by attribute CSQ:PolyPhen below threshold
+ FeatureColourI byPolyPhen = new FeatureColour(Color.BLACK, Color.BLUE,
+ 1, 10);
+ byPolyPhen.setBelowThreshold(true);
+ byPolyPhen.setThreshold(3f);
+ byPolyPhen.setAttributeName("CSQ", "PolyPhen");
+ fr.setColour("type5", byPolyPhen);
+
+ /*
+ * set filters for feature types
+ */
+
+ // filter type1 features by (label contains "x")
+ FeatureMatcherSetI filterByX = new FeatureMatcherSet();
+ filterByX.and(FeatureMatcher.byLabel(Condition.Contains, "x"));
+ fr.setFeatureFilter("type1", filterByX);
+
+ // filter type2 features by (score <= 2.4 and score > 1.1)
+ FeatureMatcherSetI filterByScore = new FeatureMatcherSet();
+ filterByScore.and(FeatureMatcher.byScore(Condition.LE, "2.4"));
+ filterByScore.and(FeatureMatcher.byScore(Condition.GT, "1.1"));
+ fr.setFeatureFilter("type2", filterByScore);
+
+ // filter type3 features by (AF contains X OR CSQ:PolyPhen != 0)
+ FeatureMatcherSetI filterByXY = new FeatureMatcherSet();
+ filterByXY
+ .and(FeatureMatcher.byAttribute(Condition.Contains, "X", "AF"));
+ filterByXY.or(FeatureMatcher.byAttribute(Condition.NE, "0", "CSQ",
+ "PolyPhen"));
+ fr.setFeatureFilter("type3", filterByXY);
+
+ /*
+ * save colours and filters to an XML file
+ */
+ File coloursFile = File.createTempFile("testSaveLoad", ".fc");
+ coloursFile.deleteOnExit();
+ FeatureSettings fs = new FeatureSettings(af);
+ fs.save(coloursFile);
+
+ /*
+ * change feature colours and filters
+ */
+ FeatureColourI pink = new FeatureColour(Color.pink);
+ fr.setColour("type1", pink);
+ fr.setColour("type2", pink);
+ fr.setColour("type3", pink);
+ fr.setColour("type4", pink);
+ fr.setColour("type5", pink);
+
+ FeatureMatcherSetI filter2 = new FeatureMatcherSet();
+ filter2.and(FeatureMatcher.byLabel(Condition.NotContains, "y"));
+ fr.setFeatureFilter("type1", filter2);
+ fr.setFeatureFilter("type2", filter2);
+ fr.setFeatureFilter("type3", filter2);
+ fr.setFeatureFilter("type4", filter2);
+ fr.setFeatureFilter("type5", filter2);
+
+ /*
+ * reload colours and filters from file and verify they are restored
+ */
+ fs.load(coloursFile);
+ FeatureColourI fc = fr.getFeatureStyle("type1");
+ assertTrue(fc.isSimpleColour());
+ assertEquals(fc.getColour(), Color.red);
+ fc = fr.getFeatureStyle("type2");
+ assertTrue(fc.isColourByLabel());
+ fc = fr.getFeatureStyle("type3");
+ assertTrue(fc.isGraduatedColour());
+ assertNull(fc.getAttributeName());
+ assertTrue(fc.isAboveThreshold());
+ assertEquals(fc.getThreshold(), 2f);
+ fc = fr.getFeatureStyle("type4");
+ assertTrue(fc.isColourByLabel());
+ assertTrue(fc.isColourByAttribute());
+ assertEquals(fc.getAttributeName(), new String[] { "AF" });
+ fc = fr.getFeatureStyle("type5");
+ assertTrue(fc.isGraduatedColour());
+ assertTrue(fc.isColourByAttribute());
+ assertEquals(fc.getAttributeName(), new String[] { "CSQ", "PolyPhen" });
+ assertTrue(fc.isBelowThreshold());
+ assertEquals(fc.getThreshold(), 3f);
+
+ assertEquals(fr.getFeatureFilter("type1").toStableString(), "Label Contains x");
+ assertEquals(fr.getFeatureFilter("type2").toStableString(),
+ "(Score LE 2.4) AND (Score GT 1.1)");
+ assertEquals(fr.getFeatureFilter("type3").toStableString(),
+ "(AF Contains X) OR (CSQ:PolyPhen NE 0.0)");
+ }
+
+ /**
+ * Adds two features of the given type to the given sequence, also setting the
+ * score as the value of attribute "AF" and sub-attribute "CSQ:PolyPhen"
+ *
+ * @param seq
+ * @param featureType
+ * @param score
+ */
+ private void addFeatures(SequenceI seq, String featureType, int score)
+ {
+ addFeature(seq, featureType, score++);
+ addFeature(seq, featureType, score);
+ }
+
+ private void addFeature(SequenceI seq, String featureType, int score)
+ {
+ SequenceFeature sf = new SequenceFeature(featureType, "desc", 1, 2,
+ score, "grp");
+ sf.setValue("AF", score);
+ sf.setValue("CSQ", new HashMap<String, String>()
+ {
+ {
+ put("PolyPhen", Integer.toString(score));
+ }
+ });
+ seq.addSequenceFeature(sf);
+ }
+}