Merge branch 'develop' into Jalview-BH/JAL-3026-JAL-3063-JAXB

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

diff --git a/test/jalview/gui/ScalePanelTest.java b/test/jalview/gui/ScalePanelTest.java
new file mode 100644 (file)
index 0000000..91b541c
--- /dev/null
+++ b/test/jalview/gui/ScalePanelTest.java
@@ -0,0 +1,58 @@
+package jalview.gui;
+
+import static org.testng.Assert.assertTrue;
+
+import jalview.datamodel.Alignment;
+import jalview.datamodel.AlignmentI;
+import jalview.datamodel.Sequence;
+import jalview.datamodel.SequenceGroup;
+import jalview.datamodel.SequenceI;
+
+import java.awt.event.MouseEvent;
+
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.Test;
+
+public class ScalePanelTest
+{
+  @BeforeClass(alwaysRun = true)
+  public void setUpJvOptionPane()
+  {
+    JvOptionPane.setInteractiveMode(false);
+    JvOptionPane.setMockResponse(JvOptionPane.CANCEL_OPTION);
+  }
+
+  @Test(groups = "Functional")
+  public void testPreventNegativeStartColumn()
+  {
+    SequenceI seq1 = new Sequence("Seq1", "MATRESS");
+    SequenceI seq2 = new Sequence("Seq2", "MADNESS");
+    AlignmentI al = new Alignment(new SequenceI[] { seq1, seq2 });
+    
+    AlignFrame alignFrame = new AlignFrame(al, al.getWidth(),
+            al.getHeight());
+    ScalePanel scalePanel = new ScalePanel(
+            alignFrame.getViewport(), alignFrame.alignPanel
+    );
+    
+    MouseEvent mouse = new MouseEvent(
+            scalePanel, 0, 1, 0, 4, 0, 1, false
+    );
+    scalePanel.mousePressed(mouse);
+    scalePanel.mouseDragged(mouse);
+
+    // simulate dragging selection leftwards beyond the sequences giving
+    // negative X
+    mouse = new MouseEvent(scalePanel, 0, 1, 0, -30, 0, 1, false);
+
+    scalePanel.mouseReleased(mouse);
+
+    SequenceGroup sg = scalePanel.av.getSelectionGroup();
+    int startCol = sg.getStartRes();
+
+    assertTrue(startCol >= 0);
+
+
+  }
+
+}