package jalview.viewmodel;
import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertTrue;
import jalview.analysis.AlignmentGenerator;
import jalview.datamodel.AlignmentI;
+import jalview.datamodel.ColumnSelection;
+import jalview.datamodel.HiddenColumns;
+import jalview.datamodel.HiddenSequences;
+import java.beans.PropertyChangeEvent;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.BeforeMethod;
import org.testng.annotations.Test;
public class ViewportRangesTest {
AlignmentI al = gen.generate(20, 30, 1, 5, 5);
- @Test
+ AlignmentI smallAl = gen.generate(7, 2, 2, 5, 5);
+
+ @BeforeClass(alwaysRun = true)
+ public void setUp()
+ {
+ gen = new AlignmentGenerator(false);
+ al = gen.generate(20, 30, 1, 5, 5);
+ smallAl = gen.generate(7, 2, 2, 5, 5);
+ }
+
+ @BeforeMethod(alwaysRun = true)
+ public void cleanUp()
+ {
+ ColumnSelection sel = new ColumnSelection();
+ al.getHiddenColumns().revealAllHiddenColumns(sel);
+ al.getHiddenSequences().showAll(null);
+ smallAl.getHiddenColumns().revealAllHiddenColumns(sel);
+ smallAl.getHiddenSequences().showAll(null);
+ }
+
+ @Test(groups = { "Functional" })
public void testViewportRanges()
{
ViewportRanges vr = new ViewportRanges(al);
assertEquals(vr.getEndSeq(), al.getHeight() - 1);
}
- @Test
+ @Test(groups = { "Functional" })
public void testGetAbsoluteAlignmentHeight()
{
ViewportRanges vr = new ViewportRanges(al);
assertEquals(vr.getAbsoluteAlignmentHeight(), al.getHeight() + 1);
}
- @Test
+ @Test(groups = { "Functional" })
public void testGetAbsoluteAlignmentWidth()
{
ViewportRanges vr = new ViewportRanges(al);
assertEquals(vr.getAbsoluteAlignmentWidth(), al.getWidth());
}
- @Test
- public void testSetEndRes()
- {
- ViewportRanges vr = new ViewportRanges(al);
- vr.setEndRes(-1);
- assertEquals(vr.getEndRes(), 0);
-
- vr.setEndRes(al.getWidth());
- assertEquals(vr.getEndRes(), al.getWidth() - 1);
-
- vr.setEndRes(al.getWidth() - 1);
- assertEquals(vr.getEndRes(), al.getWidth() - 1);
- }
-
- @Test
+ @Test(groups = { "Functional" })
public void testSetEndSeq()
{
ViewportRanges vr = new ViewportRanges(al);
vr.setEndSeq(al.getHeight());
assertEquals(vr.getEndSeq(), al.getHeight() - 1);
- vr.setEndRes(al.getHeight() - 1);
+ // vr.setEndRes(al.getHeight() - 1);
+ vr.setEndSeq(al.getHeight() - 1);
assertEquals(vr.getEndSeq(), al.getHeight() - 1);
}
- @Test
+ @Test(groups = { "Functional" })
public void testSetStartRes()
{
ViewportRanges vr = new ViewportRanges(al);
assertEquals(vr.getStartRes(), al.getWidth() - 1);
}
- @Test
+ @Test(groups = { "Functional" })
public void testSetStartSeq()
{
ViewportRanges vr = new ViewportRanges(al);
vr.setStartSeq(-1);
assertEquals(vr.getStartSeq(), 0);
- vr.setStartSeq(al.getHeight());
- assertEquals(vr.getStartSeq(), al.getHeight() - 1);
+ vr.setStartSeq(al.getHeight() - vr.getViewportHeight() + 1);
+ assertEquals(vr.getStartSeq(), al.getHeight() - vr.getViewportHeight());
+
+ vr.setStartSeq(al.getHeight() - vr.getViewportHeight());
+ assertEquals(vr.getStartSeq(), al.getHeight() - vr.getViewportHeight());
+ }
+
+ @Test(groups = { "Functional" })
+ public void testSetStartEndRes()
+ {
+ ViewportRanges vr = new ViewportRanges(al);
+ vr.setStartEndRes(-1, -1);
+ assertEquals(vr.getStartRes(), 0);
+ assertEquals(vr.getEndRes(), 0);
+
+ vr.setStartEndRes(5, 19);
+ assertEquals(vr.getStartRes(), 5);
+ assertEquals(vr.getEndRes(), 19);
+
+ vr.setStartEndRes(al.getWidth(), al.getWidth());
+ assertEquals(vr.getEndRes(), al.getWidth() - 1);
+
+ ViewportRanges vrsmall = new ViewportRanges(smallAl);
+ vrsmall.setStartEndRes(al.getWidth(), al.getWidth());
+ assertEquals(vrsmall.getEndRes(), 6);
+
+ // make visible alignment width = 0
+ smallAl.getHiddenColumns().hideColumns(0, 6);
+ vrsmall.setStartEndRes(0, 4);
+ assertEquals(vrsmall.getStartRes(), 0);
+ assertEquals(vrsmall.getEndRes(), 0);
+ }
+
+ @Test(groups = { "Functional" })
+ public void testSetStartEndSeq()
+ {
+ ViewportRanges vr = new ViewportRanges(al);
+ vr.setStartEndSeq(-1, -1);
+ assertEquals(vr.getStartSeq(), 0);
+ assertEquals(vr.getEndSeq(), 0);
+
+ vr.setStartEndSeq(5, 19);
+ assertEquals(vr.getStartSeq(), 5);
+ assertEquals(vr.getEndSeq(), 19);
+
+ vr.setStartEndSeq(al.getHeight(), al.getHeight());
+ assertEquals(vr.getEndSeq(), al.getHeight() - 1);
+
+ // make visible alignment height = 0
+ smallAl.getHiddenSequences().hideSequence(smallAl.getSequenceAt(0));
+ smallAl.getHiddenSequences().hideSequence(smallAl.getSequenceAt(0));
+ ViewportRanges vrsmall = new ViewportRanges(smallAl);
+ vrsmall.setStartEndSeq(0, 3);
+ assertEquals(vrsmall.getStartSeq(), 0);
+ assertEquals(vrsmall.getEndSeq(), 0);
+ }
+
+ @Test(groups = { "Functional" })
+ public void testSetViewportHeight()
+ {
+ ViewportRanges vr = new ViewportRanges(al);
+ vr.setViewportHeight(13);
+ assertEquals(vr.getViewportHeight(), 13);
+ }
+
+ @Test(groups = { "Functional" })
+ public void testSetViewportWidth()
+ {
+ ViewportRanges vr = new ViewportRanges(al);
+ vr.setViewportWidth(13);
+ assertEquals(vr.getViewportWidth(), 13);
+ }
+
+ @Test(groups = { "Functional" })
+ public void testSetViewportStartAndHeight()
+ {
+ ViewportRanges vr = new ViewportRanges(al);
+ vr.setViewportStartAndHeight(2, 6);
+ assertEquals(vr.getViewportHeight(), 6);
+ assertEquals(vr.getStartSeq(), 2);
+
+ // reset -ve values of start to 0
+ vr.setViewportStartAndHeight(-1, 7);
+ assertEquals(vr.getViewportHeight(), 7);
+ assertEquals(vr.getStartSeq(), 0);
+
+ // reset out of bounds start values to within bounds
+ vr.setViewportStartAndHeight(35, 5);
+ assertEquals(vr.getViewportHeight(), 5);
+ assertEquals(vr.getStartSeq(), 24);
+ }
+
+ @Test(groups = { "Functional" })
+ public void testSetViewportStartAndWidth()
+ {
+ ViewportRanges vr = new ViewportRanges(al);
+ vr.setViewportStartAndWidth(2, 6);
+ assertEquals(vr.getViewportWidth(), 6);
+ assertEquals(vr.getStartRes(), 2);
+
+ // reset -ve values of start to 0
+ vr.setViewportStartAndWidth(-1, 7);
+ assertEquals(vr.getViewportWidth(), 7);
+ assertEquals(vr.getStartRes(), 0);
+
+ // reset out of bounds start values to within bounds
+ vr.setViewportStartAndWidth(35, 5);
+ assertEquals(vr.getViewportWidth(), 5);
+ assertEquals(vr.getStartRes(), 16);
+
+ // small alignment doesn't get bounds reset
+ ViewportRanges vrsmall = new ViewportRanges(smallAl);
+ vrsmall.setViewportStartAndWidth(0, 63);
+ assertEquals(vrsmall.getViewportWidth(), 7);
+ assertEquals(vrsmall.getStartRes(), 0);
+ }
+
+ @Test(groups = { "Functional" })
+ public void testPageUpDown()
+ {
+ ViewportRanges vr = new ViewportRanges(al);
+ vr.setViewportStartAndHeight(8, 6);
+ vr.pageDown();
+ assertEquals(vr.getStartSeq(), 13);
+
+ vr.pageUp();
+ assertEquals(vr.getStartSeq(), 8);
+
+ vr.pageUp();
+ assertEquals(vr.getStartSeq(), 3);
+
+ vr.pageUp();
+ // pageup does not go beyond 0, viewport height stays the same
+ assertEquals(vr.getStartSeq(), 0);
+ assertEquals(vr.getViewportHeight(), 6);
+
+ vr.pageDown();
+ vr.pageDown();
+ vr.pageDown();
+ vr.pageDown();
+ vr.pageDown();
+
+ // pagedown to bottom does not go beyond end, and height stays same
+ assertEquals(vr.getStartSeq(), 24);
+ assertEquals(vr.getViewportHeight(), 6);
+ }
+
+ @Test(groups = { "Functional" })
+ public void testScrollUp()
+ {
+ ViewportRanges vr = new ViewportRanges(al);
+ vr.setViewportStartAndHeight(1, 5);
+ vr.scrollUp(true);
+ assertEquals(vr.getStartSeq(), 0);
+ // can't scroll above top
+ vr.scrollUp(true);
+ assertEquals(vr.getStartSeq(), 0);
+
+ vr.setViewportStartAndHeight(24, 5);
+ vr.scrollUp(false);
+ assertEquals(vr.getStartSeq(), 25);
+ // can't scroll beyond bottom
+ vr.scrollUp(false);
+ assertEquals(vr.getStartSeq(), 25);
+ }
+
+ @Test(groups = { "Functional" })
+ public void testScrollUpWithHidden()
+ {
+ ViewportRanges vr = new ViewportRanges(al);
+
+ // hide last sequence
+ HiddenSequences hidden = new HiddenSequences(al);
+ hidden.hideSequence(al.getSequenceAt(29));
+
+ vr.setViewportStartAndHeight(1, 5);
+ vr.scrollUp(true);
+ assertEquals(vr.getStartSeq(), 0);
+ // can't scroll above top
+ vr.scrollUp(true);
+ assertEquals(vr.getStartSeq(), 0);
+
+ vr.setViewportStartAndHeight(23, 5);
+ vr.scrollUp(false);
+ assertEquals(vr.getStartSeq(), 24);
+ // can't scroll beyond bottom
+ vr.scrollUp(false);
+ assertEquals(vr.getStartSeq(), 24);
+ }
+
+ @Test(groups = { "Functional" })
+ public void testScrollRight()
+ {
+ ViewportRanges vr = new ViewportRanges(al);
+ vr.setViewportStartAndWidth(1, 5);
+ vr.scrollRight(false);
+ assertEquals(vr.getStartRes(), 0);
+ // can't scroll left past start
+ vr.scrollRight(false);
+ assertEquals(vr.getStartRes(), 0);
+
+ vr.setViewportStartAndWidth(15, 5);
+ vr.scrollRight(true);
+ assertEquals(vr.getStartRes(), 16);
+ // can't scroll right past end
+ vr.scrollRight(true);
+ assertEquals(vr.getStartRes(), 16);
+ }
+
+ @Test(groups = { "Functional" })
+ public void testScrollRightWithHidden()
+ {
+ ViewportRanges vr = new ViewportRanges(al);
+
+ // hide last 2 columns
+ HiddenColumns cols = new HiddenColumns();
+ cols.hideColumns(19, 20);
+ al.setHiddenColumns(cols);
+
+ vr.setViewportStartAndWidth(1, 5);
+ vr.scrollRight(false);
+ assertEquals(vr.getStartRes(), 0);
+ // can't scroll left past start
+ vr.scrollRight(false);
+ assertEquals(vr.getStartRes(), 0);
+
+ vr.setViewportStartAndWidth(13, 5);
+ vr.scrollRight(true);
+ assertEquals(vr.getStartRes(), 14);
+ // can't scroll right past last visible col
+ vr.scrollRight(true);
+ assertEquals(vr.getStartRes(), 14);
+ }
+
+ @Test(groups = { "Functional" })
+ public void testScrollToWrappedVisible()
+ {
+ ViewportRanges vr = new ViewportRanges(al);
+ vr.setViewportStartAndWidth(5, 10);
- vr.setStartSeq(al.getHeight() - 1);
- assertEquals(vr.getStartSeq(), al.getHeight() - 1);
+ vr.scrollToWrappedVisible(0);
+ assertEquals(vr.getStartRes(), 0);
+
+ vr.scrollToWrappedVisible(10);
+ assertEquals(vr.getStartRes(), 10);
+
+ vr.scrollToWrappedVisible(15);
+ assertEquals(vr.getStartRes(), 10);
+ }
+
+ // leave until JAL-2388 is merged and we can do without viewport
+ /*@Test(groups = { "Functional" })
+ public void testScrollToVisible()
+ {
+ ViewportRanges vr = new ViewportRanges(al);
+ vr.setViewportStartAndWidth(12,5);
+ vr.setViewportStartAndHeight(10,6);
+ vr.scrollToVisible(13,14)
+
+ // no change
+ assertEquals(vr.getStartRes(), 12);
+ assertEquals(vr.getStartSeq(), 10);
+
+ vr.scrollToVisible(5,6);
+ assertEquals(vr.getStartRes(), 5);
+ assertEquals(vr.getStartSeq(), 6);
+
+ // test for hidden columns too
+ }*/
+
+ @Test(groups = { "Functional" })
+ public void testEventFiring()
+ {
+ ViewportRanges vr = new ViewportRanges(al);
+ MockPropChangeListener l = new MockPropChangeListener(vr);
+ List<String> emptylist = new ArrayList<>();
+
+ vr.setViewportWidth(5);
+ vr.setViewportHeight(5);
+ l.reset();
+
+ // one event fired when startRes is called with new value
+ vr.setStartRes(4);
+ assertTrue(l.verify(1, Arrays.asList("startres")));
+ l.reset();
+
+ // no event fired for same value
+ vr.setStartRes(4);
+ assertTrue(l.verify(0, emptylist));
+ l.reset();
+
+ vr.setStartSeq(4);
+ assertTrue(l.verify(1, Arrays.asList("startseq")));
+ l.reset();
+
+ vr.setStartSeq(4);
+ assertTrue(l.verify(0, emptylist));
+ l.reset();
+
+ vr.setEndSeq(10);
+ assertTrue(l.verify(1, Arrays.asList("startseq")));
+ l.reset();
+
+ vr.setEndSeq(10);
+ assertTrue(l.verify(0, emptylist));
+ l.reset();
+
+ vr.setStartEndRes(2, 15);
+ assertTrue(l.verify(1, Arrays.asList("startres")));
+ l.reset();
+
+ vr.setStartEndRes(2, 15);
+ assertTrue(l.verify(0, emptylist));
+ l.reset();
+
+ // check new value fired by event is corrected startres
+ vr.setStartEndRes(-1, 5);
+ assertTrue(l.verify(1, Arrays.asList("startres"), Arrays.asList(0)));
+ l.reset();
+
+ // check new value fired by event is corrected endres
+ vr.setStartEndRes(0, -1);
+ assertTrue(l.verify(1, Arrays.asList("endres"), Arrays.asList(0)));
+ l.reset();
+
+ vr.setStartEndSeq(2, 15);
+ assertTrue(l.verify(1, Arrays.asList("startseq")));
+ l.reset();
+
+ vr.setStartEndSeq(2, 15);
+ assertTrue(l.verify(0, emptylist));
+ l.reset();
+
+ vr.setStartEndRes(2, 2); // so seq and res values should be different, in
+ // case of transposing in code
+ l.reset();
+
+ // check new value fired by event is corrected startseq
+ vr.setStartEndSeq(-1, 5);
+ assertTrue(l.verify(1, Arrays.asList("startseq"), Arrays.asList(0)));
+ l.reset();
+
+ // check new value fired by event is corrected endseq
+ vr.setStartEndSeq(0, -1);
+ assertTrue(l.verify(1, Arrays.asList("endseq"), Arrays.asList(0)));
+ l.reset();
+
+ // reset for later tests
+ vr.setStartEndSeq(2, 15);
+ l.reset();
+
+ // test viewport height and width setting triggers event
+ vr.setViewportHeight(10);
+ assertTrue(l.verify(1, Arrays.asList("endseq")));
+ l.reset();
+
+ vr.setViewportWidth(18);
+ assertTrue(l.verify(1, Arrays.asList("endres")));
+ l.reset();
+
+ // already has seq start set to 2, so triggers endseq
+ vr.setViewportStartAndHeight(2, 16);
+ assertTrue(l.verify(1, Arrays.asList("endseq")));
+ l.reset();
+
+ vr.setViewportStartAndWidth(1, 14);
+ assertTrue(l.verify(1, Arrays.asList("startres")));
+ l.reset();
+
+ // test page up/down triggers event
+ vr.pageUp();
+ assertTrue(l.verify(1, Arrays.asList("startseq")));
+ l.reset();
+
+ vr.pageDown();
+ assertTrue(l.verify(1, Arrays.asList("startseq")));
+ l.reset();
+
+ // test scrolling triggers event
+ vr.scrollUp(true);
+ assertTrue(l.verify(1, Arrays.asList("startseq")));
+ l.reset();
+
+ vr.scrollUp(false);
+ assertTrue(l.verify(1, Arrays.asList("startseq")));
+ l.reset();
+
+ vr.scrollRight(true);
+ assertTrue(l.verify(1, Arrays.asList("startres")));
+ l.reset();
+
+ vr.scrollRight(false);
+ assertTrue(l.verify(1, Arrays.asList("startres")));
+ l.reset();
+
+ vr.scrollToVisible(10, 10);
+ assertTrue(l.verify(4,
+ Arrays.asList("startseq", "startseq", "startseq", "startseq")));
+ l.reset();
+
+ vr.scrollToWrappedVisible(5);
+ assertTrue(l.verify(1, Arrays.asList("startres")));
+ l.reset();
+ }
+
+ @Test(groups = { "Functional" })
+ public void testGetWrappedScrollPosition()
+ {
+ AlignmentI al2 = gen.generate(157, 15, 1, 5, 5);
+ ViewportRanges vr = new ViewportRanges(al2);
+ vr.setStartEndRes(0, 39);
+ int width = vr.getViewportWidth(); // 40
+
+ /*
+ * scroll is 0 at column 0 (only)
+ */
+ assertEquals(vr.getWrappedScrollPosition(0), 0);
+
+ /*
+ * scroll is 1 at columns 1-40
+ */
+ int i = 1;
+ int j = width;
+ for (; i <= j; i++)
+ {
+ assertEquals(1, vr.getWrappedScrollPosition(i));
+ }
+
+ /*
+ * scroll is 2 at columns 41-80, etc
+ */
+ j += width;
+ for (; i <= j; i++)
+ {
+ assertEquals(2, vr.getWrappedScrollPosition(i), "For " + i);
+ }
+ }
+
+ @Test(groups = { "Functional" })
+ public void testPageUpDownWrapped()
+ {
+ /*
+ * 15 sequences, 110 residues wide (+gaps)
+ */
+ AlignmentI al2 = gen.generate(110, 15, 1, 5, 5);
+
+ ViewportRanges vr = new ViewportRanges(al2);
+ vr.setWrappedMode(true);
+
+ // first row
+ vr.setViewportStartAndWidth(0, 40);
+ int width = vr.getViewportWidth();
+ assertEquals(width, 40);
+ assertEquals(vr.getStartRes(), 0);
+ assertEquals(vr.getEndRes(), 39);
+ assertEquals(vr.getStartSeq(), 0);
+ assertEquals(vr.getEndSeq(), 14);
+
+ // second row
+ vr.pageDown();
+ assertEquals(vr.getStartRes(), 40);
+ assertEquals(vr.getEndRes(), 79);
+ assertEquals(vr.getStartSeq(), 0);
+ assertEquals(vr.getEndSeq(), 14);
+
+ // third and last row
+ // note endRes is nominal (>width) to preserve viewport width
+ vr.pageDown();
+ assertEquals(vr.getStartRes(), 80);
+ assertEquals(vr.getEndRes(), 119);
+ assertEquals(vr.getStartSeq(), 0);
+ assertEquals(vr.getEndSeq(), 14);
+
+ // another pageDown should do nothing
+ vr.pageDown();
+ assertEquals(vr.getStartRes(), 80);
+ assertEquals(vr.getEndRes(), 119);
+ assertEquals(vr.getStartSeq(), 0);
+ assertEquals(vr.getEndSeq(), 14);
+
+ // back to second row
+ vr.pageUp();
+ assertEquals(vr.getStartRes(), 40);
+ assertEquals(vr.getEndRes(), 79);
+ assertEquals(vr.getStartSeq(), 0);
+ assertEquals(vr.getEndSeq(), 14);
+
+ // back to first row
+ vr.pageUp();
+ assertEquals(vr.getStartRes(), 0);
+ assertEquals(vr.getEndRes(), 39);
+ assertEquals(vr.getStartSeq(), 0);
+ assertEquals(vr.getEndSeq(), 14);
+
+ // another pageUp should do nothing
+ vr.pageUp();
+ assertEquals(vr.getStartRes(), 0);
+ assertEquals(vr.getEndRes(), 39);
+ assertEquals(vr.getStartSeq(), 0);
+ assertEquals(vr.getEndSeq(), 14);
+
+ /*
+ * simulate scroll right a few positions
+ */
+ vr.setStartRes(5);
+ assertEquals(vr.getStartRes(), 5);
+ assertEquals(vr.getEndRes(), 5 + width - 1); // 44
+
+ vr.pageDown(); // 5-44 shifts to 45-84
+ assertEquals(vr.getStartRes(), 45);
+ assertEquals(vr.getEndRes(), 84);
+
+ vr.pageDown(); // 45-84 shifts to 85-124
+ assertEquals(vr.getStartRes(), 85);
+ assertEquals(vr.getEndRes(), 124);
+
+ vr.pageDown(); // no change - at end already
+ assertEquals(vr.getStartRes(), 85);
+ assertEquals(vr.getEndRes(), 124);
+
+ vr.pageUp(); // back we go
+ assertEquals(vr.getStartRes(), 45);
+ assertEquals(vr.getEndRes(), 84);
+
+ vr.pageUp();
+ assertEquals(vr.getStartRes(), 5);
+ assertEquals(vr.getEndRes(), 44);
+
+ vr.pageUp(); // back to the start
+ assertEquals(vr.getStartRes(), 0);
+ assertEquals(vr.getEndRes(), 39);
+ }
+
+ @Test(groups = { "Functional" })
+ public void testSetStartEndResWrapped()
+ {
+ ViewportRanges vr = new ViewportRanges(al);
+ vr.setWrappedMode(true);
+ vr.setStartEndRes(-1, -1);
+ assertEquals(vr.getStartRes(), 0);
+ assertEquals(vr.getEndRes(), 0);
+
+ vr.setStartEndRes(5, 19);
+ assertEquals(vr.getStartRes(), 5);
+ assertEquals(vr.getEndRes(), 19);
+
+ // bounds are not constrained to alignment width
+ // when in wrapped mode
+ vr.setStartEndRes(88, 888);
+ assertEquals(vr.getStartRes(), 88);
+ assertEquals(vr.getEndRes(), 888);
+
+ ViewportRanges vrsmall = new ViewportRanges(smallAl);
+ vrsmall.setWrappedMode(true);
+ vrsmall.setStartEndRes(88, 888);
+ assertEquals(vrsmall.getStartRes(), 88);
+ assertEquals(vrsmall.getEndRes(), 888);
+
+ // make visible alignment width = 0
+ smallAl.getHiddenColumns().hideColumns(0, 6);
+ vrsmall.setStartEndRes(0, 4);
+ assertEquals(vrsmall.getStartRes(), 0);
+ assertEquals(vrsmall.getEndRes(), 4);
+ }
+
+ @Test(groups = { "Functional" })
+ public void testSetViewportStartAndWidthWrapped()
+ {
+ ViewportRanges vr = new ViewportRanges(al);
+ vr.setWrappedMode(true);
+ vr.setViewportStartAndWidth(2, 6);
+ assertEquals(vr.getViewportWidth(), 6);
+ assertEquals(vr.getStartRes(), 2);
+
+ // reset -ve values of start to 0
+ vr.setViewportStartAndWidth(-1, 7);
+ assertEquals(vr.getViewportWidth(), 7);
+ assertEquals(vr.getStartRes(), 0);
+
+ // out of bounds values are not forced to within bounds
+ vr.setViewportStartAndWidth(35, 5);
+ assertEquals(vr.getViewportWidth(), 5);
+ assertEquals(vr.getStartRes(), 35);
+
+ // small alignment doesn't get bounds reset
+ ViewportRanges vrsmall = new ViewportRanges(smallAl);
+ vrsmall.setViewportStartAndWidth(0, 63);
+ assertEquals(vrsmall.getViewportWidth(), 7);
+ assertEquals(vrsmall.getStartRes(), 0);
+ }
+}
+
+// mock listener for property change events
+class MockPropChangeListener implements ViewportListenerI
+{
+ private int firecount = 0;
+
+ private List<String> events = new ArrayList<>();
+
+ private List<Integer> newvalues = new ArrayList<>();
+
+ public MockPropChangeListener(ViewportRanges vr)
+ {
+ vr.addPropertyChangeListener(this);
+ }
+
+ @Override
+ public void propertyChange(PropertyChangeEvent evt)
+ {
+ firecount++;
+ events.add(evt.getPropertyName());
+ newvalues.add((Integer) evt.getNewValue());
+ }
+
+ public boolean verify(int count, List<String> eventslist,
+ List<Integer> valueslist)
+ {
+ return (count == firecount) && events.equals(eventslist)
+ && newvalues.equals(valueslist);
+ }
+
+ public boolean verify(int count, List<String> eventslist)
+ {
+ return (count == firecount) && events.equals(eventslist);
+ }
+
+ public void reset()
+ {
+ firecount = 0;
+ events.clear();
+ newvalues.clear();
}
}
git://source.jalview.org / jalview.git / blobdiff