2 * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$)
3 * Copyright (C) $$Year-Rel$$ The Jalview Authors
5 * This file is part of Jalview.
7 * Jalview is free software: you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation, either version 3
10 * of the License, or (at your option) any later version.
12 * Jalview is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty
14 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR
15 * PURPOSE. See the GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with Jalview. If not, see <http://www.gnu.org/licenses/>.
19 * The Jalview Authors are detailed in the 'AUTHORS' file.
23 import static org.testng.AssertJUnit.assertEquals;
24 import static org.testng.AssertJUnit.assertFalse;
26 import java.awt.Component;
27 import java.awt.Graphics2D;
28 import java.awt.geom.AffineTransform;
30 import javax.swing.JScrollBar;
32 import org.testng.annotations.BeforeClass;
33 import org.testng.annotations.Test;
35 public class JvSwingUtilsTest
38 @BeforeClass(alwaysRun = true)
39 public void setUpJvOptionPane()
41 JvOptionPane.setInteractiveMode(false);
42 JvOptionPane.setMockResponse(JvOptionPane.CANCEL_OPTION);
45 @Test(groups = { "Functional" })
46 public void testGetScrollBarProportion()
49 * orientation, value, extent (width), min, max
51 JScrollBar sb = new JScrollBar(0, 125, 50, 0, 450);
54 * operating range is 25 - 425 (400 wide) so value 125 is 100/400ths of this
57 assertEquals(0.25f, JvSwingUtils.getScrollBarProportion(sb), 0.001f);
60 @Test(groups = { "Functional" })
61 public void testGetScrollValueForProportion()
64 * orientation, value, extent (width), min, max
66 JScrollBar sb = new JScrollBar(0, 125, 50, 0, 450);
69 * operating range is 25 - 425 (400 wide) so value 125 is a quarter of this
72 assertEquals(125, JvSwingUtils.getScrollValueForProportion(sb, 0.25f));
76 * Test wrap tooltip where it is less than or equal to 60 characters long - no
77 * wrap should be applied
79 @Test(groups = { "Functional" })
80 public void testWrapTooltip_shortText()
82 String tip = "hello world";
83 assertEquals(tip, JvSwingUtils.wrapTooltip(false, tip));
84 assertEquals("<html>" + tip + "</html>",
85 JvSwingUtils.wrapTooltip(true, tip));
87 tip = "012345678901234567890123456789012345678901234567890123456789"; // 60
88 assertEquals(tip, JvSwingUtils.wrapTooltip(false, tip));
89 assertEquals("<html>" + tip + "</html>",
90 JvSwingUtils.wrapTooltip(true, tip));
92 tip = "0123456789012345678901234567890123456789012345678901234567890"; // 61
93 assertFalse(tip.equals(JvSwingUtils.wrapTooltip(false, tip)));
94 assertFalse(("<html>" + tip + "</html>")
95 .equals(JvSwingUtils.wrapTooltip(true, tip)));
99 * Test wrap tooltip where it is more than one line (separated by <br>
100 * tags) of less than or equal to 60 characters long - no wrap should be
103 @Test(groups = { "Functional" })
104 public void testWrapTooltip_multilineShortText()
106 String tip = "Now is the winter of our discontent<br>Made glorious summer by this sun of York";
107 assertEquals(tip, JvSwingUtils.wrapTooltip(false, tip));
108 assertEquals("<html>" + tip + "</html>",
109 JvSwingUtils.wrapTooltip(true, tip));
113 * Test wrap tooltip where it is more than 60 characters long - word break and
114 * word wrap styling should be applied
116 @Test(groups = { "Functional" })
117 public void testWrapTooltip_longText()
119 String tip = "Now is the winter of our discontent made glorious summer by this sun of York";
120 String expected = "<style> div.ttip {width:350px;white-space:pre-wrap;padding:2px;overflow-wrap:break-word;}</style>"
121 + "<div class=\"ttip\">" + tip + " </div>";
122 assertEquals("<html>" + expected + "</html>",
123 JvSwingUtils.wrapTooltip(true, tip));
124 assertEquals(expected, JvSwingUtils.wrapTooltip(false, tip));
127 public static double getScaling(Component c)
129 Graphics2D g = (Graphics2D) c.getGraphics();
134 AffineTransform t = g.getTransform();
135 double scaling = t.getScaleX(); // Assuming square pixels :P