--- /dev/null
+/*
+ * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$)
+ * Copyright (C) $$Year-Rel$$ The Jalview Authors
+ *
+ * This file is part of Jalview.
+ *
+ * Jalview is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, either version 3
+ * of the License, or (at your option) any later version.
+ *
+ * Jalview is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+ * PURPOSE. See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Jalview. If not, see <http://www.gnu.org/licenses/>.
+ * The Jalview Authors are detailed in the 'AUTHORS' file.
+ */
+package jalview.datamodel;
+
+import static org.testng.Assert.assertTrue;
+
+import jalview.analysis.AlignmentGenerator;
+
+import java.util.Hashtable;
+import java.util.NoSuchElementException;
+
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.Test;
+
+public class AllRowsIteratorTest
+{
+ AlignmentI al;
+
+ Hashtable<SequenceI, SequenceCollectionI> hiddenRepSequences = new Hashtable<SequenceI, SequenceCollectionI>();
+
+ @BeforeClass
+ public void setup()
+ {
+ // create random alignment
+ AlignmentGenerator gen = new AlignmentGenerator(false);
+ al = gen.generate(20, 15, 123, 5, 5);
+ if (!hiddenRepSequences.isEmpty())
+ {
+ al.getHiddenSequences().showAll(hiddenRepSequences);
+ }
+ hideSequences(2, 4);
+ }
+
+ /*
+ * Test iterator iterates through collection correctly
+ */
+ @Test(groups = { "Functional" })
+ public void testHasNextAndNext()
+ {
+ AllRowsIterator it = new AllRowsIterator(0, 3, al);
+ int count = 0;
+ while (it.hasNext())
+ {
+ it.next();
+ count++;
+ }
+ assertTrue(count == 4, "hasNext() is false after 4 iterations");
+ }
+
+ /*
+ * Test iterator throws NoSuchElementException at end of iteration
+ */
+ @Test(
+ groups = { "Functional" },
+ expectedExceptions = { NoSuchElementException.class })
+ public void testLastNext() throws NoSuchElementException
+ {
+ AllRowsIterator it = new AllRowsIterator(0, 3, al);
+ while (it.hasNext())
+ {
+ it.next();
+ }
+ it.next();
+ }
+
+ /*
+ * Test iterator throws UnsupportedOperationException on call to remove
+ */
+ @Test(
+ groups = { "Functional" },
+ expectedExceptions = { UnsupportedOperationException.class })
+ public void testRemove() throws UnsupportedOperationException
+ {
+ AllRowsIterator it = new AllRowsIterator(0, 3, al);
+ it.remove();
+ }
+
+
+ /*
+ * Hide sequences between start and end
+ */
+ private void hideSequences(int start, int end)
+ {
+ SequenceI[] allseqs = al.getSequencesArray();
+ SequenceGroup theseSeqs = new SequenceGroup();
+
+ for (int i = start; i <= end; i++)
+ {
+ theseSeqs.addSequence(allseqs[i], false);
+ al.getHiddenSequences().hideSequence(allseqs[i]);
+ }
+
+ hiddenRepSequences.put(allseqs[start], theseSeqs);
+ }
+}