X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=test%2Fjalview%2Fgui%2FSeqCanvasTest.java;fp=test%2Fjalview%2Fgui%2FSeqCanvasTest.java;h=73aeb79fe5241b0210fc7726a45de621e777704d;hb=f36251d568f123f14631d4839362355a058dc673;hp=52986807d7953e344fd2e11ae604b753d71fe469;hpb=c793942b6430bba9d9b6795e4afd8a1907c022d7;p=jalview.git

diff --git a/test/jalview/gui/SeqCanvasTest.java b/test/jalview/gui/SeqCanvasTest.java
index 5298680..73aeb79 100644
--- a/test/jalview/gui/SeqCanvasTest.java
+++ b/test/jalview/gui/SeqCanvasTest.java
@@ -29,10 +29,10 @@ import jalview.io.FileLoader;
 import java.awt.Font;
 import java.awt.FontMetrics;
 
-import junit.extensions.PA;
-
 import org.testng.annotations.Test;
 
+import junit.extensions.PA;
+
 public class SeqCanvasTest
 {
   /**
@@ -97,8 +97,8 @@ public class SeqCanvasTest
     assertEquals(PA.getValue(testee, "wrappedVisibleWidths"), 3);
 
     /*
-     * reduce canvas height by 1 pixel - should not be enough height
-     * to draw 3 widths
+     * reduce canvas height by 1 pixel 
+     * - should not be enough height to draw 3 widths
      */
     canvasHeight -= 1;
     testee.calculateWrappedGeometry(canvasWidth, canvasHeight);
@@ -170,11 +170,11 @@ public class SeqCanvasTest
     canvasWidth += 8;
     wrappedWidth = testee.calculateWrappedGeometry(canvasWidth,
             canvasHeight);
-    assertEquals(wrappedWidth, 27);
+    assertEquals(wrappedWidth, 27); // 8px not enough
     canvasWidth += 1;
     wrappedWidth = testee.calculateWrappedGeometry(canvasWidth,
             canvasHeight);
-    assertEquals(wrappedWidth, 28);
+    assertEquals(wrappedWidth, 28); // 9px is enough
 
     /*
      * now West but not East scale - lose 39 pixels or 4 columns
@@ -190,11 +190,11 @@ public class SeqCanvasTest
     canvasWidth += 2;
     wrappedWidth = testee.calculateWrappedGeometry(canvasWidth,
             canvasHeight);
-    assertEquals(wrappedWidth, 24);
+    assertEquals(wrappedWidth, 24); // 2px not enough
     canvasWidth += 1;
     wrappedWidth = testee.calculateWrappedGeometry(canvasWidth,
             canvasHeight);
-    assertEquals(wrappedWidth, 25);
+    assertEquals(wrappedWidth, 25); // 3px is enough
 
     /*
      * turn off scales left and right, make width exactly 157 columns
@@ -256,15 +256,16 @@ public class SeqCanvasTest
             2 * charHeight);
     int repeatingHeight = (int) PA.getValue(testee, "wrappedRepeatHeightPx");
     assertEquals(repeatingHeight, charHeight * (2 + al.getHeight())
-            + annotationHeight);
+            + SeqCanvas.SEQS_ANNOTATION_GAP + annotationHeight);
     assertEquals(PA.getValue(testee, "wrappedVisibleWidths"), 1);
   
     /*
-     * repeat height is 17 * (2 + 15) = 289 + annotationHeight = 507
-     * make canvas height 2 * 289 + 3 * charHeight so just enough to
-     * draw 2 widths and the first sequence of a third
+     * repeat height is 17 * (2 + 15) = 289 + 3 + annotationHeight = 510
+     * make canvas height 2 of these plus 3 charHeights 
+     * so just enough to draw 2 widths, gap + scale + the first sequence of a third
      */
-    canvasHeight = charHeight * (17 * 2 + 3) + 2 * annotationHeight;
+    canvasHeight = charHeight * (17 * 2 + 3)
+            + 2 * (annotationHeight + SeqCanvas.SEQS_ANNOTATION_GAP);
     testee.calculateWrappedGeometry(canvasWidth, canvasHeight);
     assertEquals(PA.getValue(testee, "wrappedVisibleWidths"), 3);
   
@@ -287,7 +288,8 @@ public class SeqCanvasTest
      * reduce height to enough for 2 widths and not quite a third
      * i.e. two repeating heights + spacer + sequence - 1 pixel
      */
-    canvasHeight = charHeight * (16 * 2 + 2) + 2 * annotationHeight - 1;
+    canvasHeight = charHeight * (16 * 2 + 2)
+            + 2 * (annotationHeight + SeqCanvas.SEQS_ANNOTATION_GAP) - 1;
     testee.calculateWrappedGeometry(canvasWidth, canvasHeight);
     assertEquals(PA.getValue(testee, "wrappedVisibleWidths"), 2);