JAL-3563 tests in SeqCanvasTest

[jalview.git] / test / jalview / gui / SeqCanvasTest.java

diff --git a/test/jalview/gui/SeqCanvasTest.java b/test/jalview/gui/SeqCanvasTest.java
index 7d0e256..bb3bc05 100644 (file)
--- a/test/jalview/gui/SeqCanvasTest.java
+++ b/test/jalview/gui/SeqCanvasTest.java
@@ -26,10 +26,12 @@ import jalview.bin.Cache;
 import jalview.datamodel.AlignmentI;
 import jalview.io.DataSourceType;
 import jalview.io.FileLoader;
+import jalview.util.Platform;
 
 import java.awt.Font;
 import java.awt.FontMetrics;
 
+import org.testng.Assert;
 import org.testng.annotations.BeforeClass;
 import org.testng.annotations.Test;
 
@@ -64,8 +66,12 @@ public class SeqCanvasTest
     av.setFont(new Font("SansSerif", Font.PLAIN, 14), true);
     int charHeight = av.getCharHeight();
     int charWidth = av.getCharWidth();
-    assertEquals(charHeight, 17);
-    assertEquals(charWidth, 12);
+    Assert.assertTrue(charHeight == 17 && charWidth == 12
+            || charHeight == 19 && charWidth == 11,
+            "char height/width " + charHeight + "/" + charWidth);
+    //
+    // assertEquals(charHeight, Platform.isMac() ? 17 : 19);
+    // assertEquals(charWidth, Platform.isMac() ? 12 : 11);
 
     /*
      * first with scales above, left, right
@@ -76,7 +82,24 @@ public class SeqCanvasTest
     av.setScaleRightWrapped(true);
     FontMetrics fm = testee.getFontMetrics(av.getFont());
     int labelWidth = fm.stringWidth("000") + charWidth;
-    assertEquals(labelWidth, 39); // 3 x 9 + charWidth
+    // BH 2020.03.22 It is not really necessary to be this detailed. Different
+    // OS-based UIs will
+    // always have slightly different parameters. StringgWidths are not
+    // necessarily linear sums of the letters involved.
+    // for example, the calculation for JavaScript is a float that has to be
+    // rounded.
+    // ..............................mac................PC................linux?
+    Assert.assertTrue(
+            labelWidth == 39 || labelWidth == 35 || labelWidth == 36);// 3 * 9 +
+                                                                      // charWidth
+                                                                      // ||
+                                                                      // labelWidth
+                                                                      // == 3 *
+                                                                      // 8 +
+                                                                      // charWidth,
+                                                                      // "labelWidth
+                                                                      // 36 or
+                                                                      // 39");
 
     /*
      * width 400 pixels leaves (400 - 2*labelWidth) for residue columns
@@ -198,7 +221,7 @@ public class SeqCanvasTest
     canvasWidth += 2;
     wrappedWidth = testee.calculateWrappedGeometry(canvasWidth,
             canvasHeight);
-    assertEquals(wrappedWidth, 24); // 2px not enough
+    assertEquals(wrappedWidth, Platform.isMac() ? 24 : 25); // 2px not enough
     canvasWidth += 1;
     wrappedWidth = testee.calculateWrappedGeometry(canvasWidth,
             canvasHeight);
@@ -232,9 +255,14 @@ public class SeqCanvasTest
     av.setFont(new Font("SansSerif", Font.PLAIN, 14), true);
     int charHeight = av.getCharHeight();
     int charWidth = av.getCharWidth();
-    assertEquals(charHeight, 17);
-    assertEquals(charWidth, 12);
-  
+
+    Assert.assertTrue(
+            charHeight == 17 && charWidth == 12
+                    || charHeight == 19 && charWidth == 11,
+            "char height/width " + charHeight + "/" + charWidth);
+    // assertEquals(charHeight, Platform.isMac() ? 17 : 19);
+    // assertEquals(charWidth, Platform.isMac() ? 12 : 11);
+
     SeqCanvas testee = af.alignPanel.getSeqPanel().seqCanvas;
   
     /*
@@ -244,9 +272,31 @@ public class SeqCanvasTest
     av.setScaleAboveWrapped(true);
     av.setScaleLeftWrapped(true);
     av.setScaleRightWrapped(true);
+
     FontMetrics fm = testee.getFontMetrics(av.getFont());
     int labelWidth = fm.stringWidth("000") + charWidth;
-    assertEquals(labelWidth, 39); // 3 x 9 + charWidth
+    // BH 2020.03.22 It is not really necessary to be this detailed. Different
+    // OS-based UIs will
+    // always have slightly different parameters. StringgWidths are not
+    // necessarily linear sums of the letters involved.
+    // for example, the calculation for JavaScript is a float that has to be
+    // rounded.
+    // ..............................mac................PC................linux?
+    Assert.assertTrue(
+            labelWidth == 39 || labelWidth == 35 || labelWidth == 36);// 3 * 9 +
+                                                                      // charWidth
+                                                                      // ||
+                                                                      // labelWidth
+                                                                      // == 3 *
+                                                                      // 8 +
+                                                                      // charWidth,
+                                                                      // "labelWidth
+                                                                      // 36 or
+                                                                      // 39");
+    // int labelWidth = fm.stringWidth("000") + charWidth;
+    // assertEquals(labelWidth,
+    // Platform.isMac() ? 3 * 9 + charWidth : 3 * 8 + charWidth);
+
     int annotationHeight = testee.getAnnotationHeight();
 
     /*
@@ -329,21 +379,24 @@ public class SeqCanvasTest
     av.setScaleAboveWrapped(true);
 
     SeqCanvas testee = af.alignPanel.getSeqPanel().seqCanvas;
-
     av.setWrapAlignment(true);
     av.setFont(new Font("SansSerif", Font.PLAIN, 14), true);
     int charHeight = av.getCharHeight();
     int charWidth = av.getCharWidth();
-    assertEquals(charHeight, 17);
-    assertEquals(charWidth, 12);
-
+    // Windows h=19, w=11; Mac (and Linux?) 17,11
+    Assert.assertTrue(charHeight == 17 && charWidth == 12
+            || charHeight == 19 && charWidth == 11,
+            "char height/width " + charHeight + "/" + charWidth);
     int canvasWidth = 400;
     int canvasHeight = 300;
     testee.calculateWrappedGeometry(canvasWidth, canvasHeight);
-
-    assertEquals(av.getRanges().getEndSeq(), 3); // unchanged
     int repeatingHeight = (int) PA.getValue(testee,
             "wrappedRepeatHeightPx");
+
+    assertEquals(av.getRanges().getEndSeq(), 3,
+            "av.getRanges endseq=" + av.getRanges().getEndSeq() + " repht "
+                    + repeatingHeight + " x="
+                    + (charHeight * (2 + al.getHeight()))); // unchanged
     assertEquals(repeatingHeight, charHeight * (2 + al.getHeight()));
   }
 }