X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=test%2Fjalview%2Fviewmodel%2FViewportRangesTest.java;h=67ca6ae20709c8287ad69fe0ab8ab0c1ee2ea091;hb=5a352aa2f3330ae269d9b70c4a7374c2518bfb2e;hp=98b1217f4c50529d596d6f182603b72662302147;hpb=53507580ea0d347514d4f5e092a4d3d815609b9e;p=jalview.git

diff --git a/test/jalview/viewmodel/ViewportRangesTest.java b/test/jalview/viewmodel/ViewportRangesTest.java
index 98b1217..67ca6ae 100644
--- a/test/jalview/viewmodel/ViewportRangesTest.java
+++ b/test/jalview/viewmodel/ViewportRangesTest.java
@@ -1,3 +1,23 @@
+/*
+ * 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.viewmodel;
 
 import static org.testng.Assert.assertEquals;
@@ -20,7 +40,8 @@ import org.testng.annotations.BeforeClass;
 import org.testng.annotations.BeforeMethod;
 import org.testng.annotations.Test;
 
-public class ViewportRangesTest {
+public class ViewportRangesTest
+{
 
   AlignmentGenerator gen = new AlignmentGenerator(false);
 
@@ -47,12 +68,12 @@ public class ViewportRangesTest {
   }
 
   @Test(groups = { "Functional" })
-  public void testViewportRanges() 
+  public void testViewportRanges()
   {
     ViewportRanges vr = new ViewportRanges(al);
-    
-    assertEquals(vr.getStartRes(),0);
-    assertEquals(vr.getEndRes(), al.getWidth()-1);
+
+    assertEquals(vr.getStartRes(), 0);
+    assertEquals(vr.getEndRes(), al.getWidth() - 1);
     assertEquals(vr.getStartSeq(), 0);
     assertEquals(vr.getEndSeq(), al.getHeight() - 1);
   }
@@ -402,25 +423,32 @@ public class ViewportRangesTest {
     assertEquals(vr.getEndRes(), 52);
   }
 
-  // leave until JAL-2388 is merged and we can do without viewport
-  /*@Test(groups = { "Functional" })
+  @Test(groups = { "Functional" })
   public void testScrollToVisible()
   {
     ViewportRanges vr = new ViewportRanges(al);
-    vr.setViewportStartAndWidth(12,5);
-    vr.setViewportStartAndHeight(10,6);
-    vr.scrollToVisible(13,14)
-    
+    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);
+
+    vr.scrollToVisible(5, 6);
     assertEquals(vr.getStartRes(), 5);
     assertEquals(vr.getStartSeq(), 6);
-    
+
     // test for hidden columns too
-  }*/
+    al.getHiddenColumns().hideColumns(1, 3);
+    vr.scrollToVisible(13, 3);
+    assertEquals(vr.getStartRes(), 6);
+    assertEquals(vr.getStartSeq(), 3);
+
+    vr.scrollToVisible(2, 9);
+    assertEquals(vr.getStartRes(), 0);
+    assertEquals(vr.getStartSeq(), 4);
+  }
 
   @Test(groups = { "Functional" })
   public void testEventFiring()
@@ -713,23 +741,23 @@ public class ViewportRangesTest {
     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);
@@ -745,17 +773,17 @@ public class ViewportRangesTest {
     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);
@@ -773,7 +801,7 @@ public class ViewportRangesTest {
     vr.setStartEndRes(0, 39);
     int width = vr.getViewportWidth(); // 40
     int partWidth = alignmentWidth % width; // 20
-  
+
     /*
      * there are 3 * 40 remainder 20 residues
      * number of widths depends on offset (scroll right)
@@ -793,6 +821,136 @@ public class ViewportRangesTest {
       }
     }
   }
+
+  @Test(groups = { "Functional" })
+  public void testScrollUp_wrapped()
+  {
+    /*
+     * alignment 30 tall and 45 wide
+     */
+    AlignmentI al2 = gen.generate(45, 30, 1, 0, 5);
+
+    /*
+     * wrapped view, 5 sequences high, start at sequence offset 1
+     */
+    ViewportRanges vr = new ViewportRanges(al2);
+    vr.setWrappedMode(true);
+    vr.setViewportStartAndHeight(1, 5);
+
+    /*
+     * offset wrapped view to column 3
+     */
+    vr.setStartEndRes(3, 22);
+
+    int startRes = vr.getStartRes();
+    int width = vr.getViewportWidth();
+    assertEquals(startRes, 3);
+    assertEquals(width, 20);
+
+    // in wrapped mode, we change startRes but not startSeq
+    // scroll down:
+    vr.scrollUp(false);
+    assertEquals(vr.getStartSeq(), 1);
+    assertEquals(vr.getStartRes(), 23);
+
+    // scroll up returns to original position
+    vr.scrollUp(true);
+    assertEquals(vr.getStartSeq(), 1);
+    assertEquals(vr.getStartRes(), 3);
+
+    // scroll up again returns to 'origin'
+    vr.scrollUp(true);
+    assertEquals(vr.getStartSeq(), 1);
+    assertEquals(vr.getStartRes(), 0);
+
+    /*
+     * offset 3 columns once more and do some scroll downs
+     */
+    vr.setStartEndRes(3, 22);
+    vr.scrollUp(false);
+    assertEquals(vr.getStartSeq(), 1);
+    assertEquals(vr.getStartRes(), 23);
+    vr.scrollUp(false);
+    assertEquals(vr.getStartSeq(), 1);
+    assertEquals(vr.getStartRes(), 43);
+
+    /*
+     * scroll down beyond end of alignment does nothing
+     */
+    vr.scrollUp(false);
+    assertEquals(vr.getStartSeq(), 1);
+    assertEquals(vr.getStartRes(), 43);
+  }
+
+  @Test(groups = { "Functional" })
+  public void testSetViewportLocation()
+  {
+    AlignmentI al2 = gen.generate(60, 80, 1, 0, 0);
+
+    ViewportRanges vr = new ViewportRanges(al2);
+
+    // start with viewport on 5-14
+    vr.setViewportStartAndWidth(5, 10);
+    assertEquals(vr.getStartRes(), 5);
+    assertEquals(vr.getEndRes(), 14);
+
+    vr.setViewportStartAndHeight(3, 13);
+    assertEquals(vr.getStartSeq(), 3);
+    assertEquals(vr.getEndSeq(), 15);
+
+    // set location to (8,5) - no change
+    vr.setViewportLocation(8, 5);
+    assertEquals(vr.getStartRes(), 5);
+    assertEquals(vr.getEndRes(), 14);
+    assertEquals(vr.getStartSeq(), 3);
+    assertEquals(vr.getEndSeq(), 15);
+
+    // set location to (40,50) - change to top left (40,50)
+    vr.setViewportLocation(40, 50);
+    assertEquals(vr.getStartRes(), 40);
+    assertEquals(vr.getEndRes(), 49);
+    assertEquals(vr.getStartSeq(), 50);
+    assertEquals(vr.getEndSeq(), 62);
+
+    // set location past end of alignment - resets to leftmost pos
+    vr.setViewportLocation(63, 85);
+    assertEquals(vr.getStartRes(), 50);
+    assertEquals(vr.getEndRes(), 59);
+    assertEquals(vr.getStartSeq(), 67);
+    assertEquals(vr.getEndSeq(), 79);
+
+    // hide some columns
+    al2.getHiddenColumns().hideColumns(20, 50);
+    vr.setViewportLocation(55, 4);
+    assertEquals(vr.getStartRes(), 19);
+    assertEquals(vr.getEndRes(), 28);
+    assertEquals(vr.getStartSeq(), 4);
+    assertEquals(vr.getEndSeq(), 16);
+
+    // hide some sequences
+    al2.getHiddenSequences().hideSequence(al2.getSequenceAt(3));
+    al2.getHiddenSequences().hideSequence(al2.getSequenceAt(4));
+    vr.setViewportLocation(17, 5);
+    assertEquals(vr.getStartRes(), 17);
+    assertEquals(vr.getEndRes(), 26);
+    assertEquals(vr.getStartSeq(), 3);
+    assertEquals(vr.getEndSeq(), 15);
+
+    // set wrapped mode
+    vr.setWrappedMode(true);
+    vr.setViewportLocation(1, 8);
+    assertEquals(vr.getStartRes(), 0);
+    assertEquals(vr.getEndRes(), 9);
+    assertEquals(vr.getStartSeq(), 3);
+    assertEquals(vr.getEndSeq(), 15);
+
+    // try further down the alignment
+    vr.setViewportLocation(57, 5);
+    assertEquals(vr.getStartRes(), 20);
+    assertEquals(vr.getEndRes(), 29);
+    assertEquals(vr.getStartSeq(), 3);
+    assertEquals(vr.getEndSeq(), 15);
+  }
 }
 
 // mock listener for property change events