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8352966: Opensource Several Font related tests - Batch 2

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Reviewed-by: aivanov
This commit is contained in:
Abhishek Kumar 2025-04-03 16:57:12 +00:00
parent 6b7b3247b1
commit db08726884
5 changed files with 623 additions and 0 deletions
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104
test/jdk/java/awt/font/GlyphVector/TestOutline.java Normal file
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/*
* Copyright (c) 1999, 2025, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Rectangle;
import java.awt.Shape;
import java.awt.font.GlyphVector;
import java.awt.geom.Point2D;
import java.awt.geom.Rectangle2D;
import javax.swing.JPanel;
/*
* @test
* @bug 4255072
* @summary Display the outline of a GlyphVector that has overlapping 'O' characters in it.
* The places where the strokes of the characters cross should be filled in.
* @library /java/awt/regtesthelpers
* @build PassFailJFrame
* @run main/manual TestOutline
*/
public final class TestOutline extends JPanel {
Shape outline;
public static void main(String[] args) throws Exception {
final String INSTRUCTIONS = """
Two overlapping 'O' characters should appear. Pass the test if
the places where the strokes of the characters cross is filled in.
Fail it if these places are not filled in.""";
PassFailJFrame.builder()
.title("TestOutline Instruction")
.instructions(INSTRUCTIONS)
.columns(35)
.splitUI(TestOutline::new)
.build()
.awaitAndCheck();
}
@Override
public Dimension getPreferredSize() {
return new Dimension(200, 250);
}
@Override
public void paint(Graphics g) {
Graphics2D g2d = (Graphics2D) g;
g2d.setColor(Color.WHITE);
g2d.fillRect(0, 0, getWidth(), getHeight());
if (outline == null) {
outline = createLayout(g2d);
}
g2d.setColor(Color.BLACK);
g2d.fill(outline);
}
private Shape createLayout(Graphics2D g2d) {
Font font = new Font(Font.DIALOG, Font.PLAIN, 144);
GlyphVector gv = font.createGlyphVector(g2d.getFontRenderContext(), "OO");
gv.performDefaultLayout();
Point2D pt = gv.getGlyphPosition(1);
double delta = -pt.getX() / 2.0;
pt.setLocation(pt.getX() + delta, pt.getY());
gv.setGlyphPosition(1, pt);
pt = gv.getGlyphPosition(2);
pt.setLocation(pt.getX() + delta, pt.getY());
gv.setGlyphPosition(2, pt);
Rectangle2D bounds = gv.getLogicalBounds();
Rectangle d = getBounds();
float x = (float) ((d.width - bounds.getWidth()) / 2 + bounds.getX());
float y = (float) ((d.height - bounds.getHeight()) / 2 - bounds.getY());
System.out.println("loc: " + x + ", " + y);
return gv.getOutline(x, y);
}
}

180
test/jdk/java/awt/font/NumericShaper/ShaperTest.java Normal file
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/*
* Copyright (c) 2000, 2025, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
import java.awt.Color;
import java.awt.Font;
import java.awt.Frame;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Panel;
import java.awt.font.FontRenderContext;
import java.awt.font.LineBreakMeasurer;
import java.awt.font.NumericShaper;
import java.awt.font.TextAttribute;
import java.awt.font.TextLayout;
import java.text.AttributedCharacterIterator;
import java.text.AttributedString;
import java.util.HashMap;
/*
* @test
* @bug 4210199
* @summary Draw a string with mixed ASCII digits and different scripts, applying
* different kinds of numeric shapers. Verify that the proper digits are affected.
* @library /java/awt/regtesthelpers
* @build PassFailJFrame
* @run main/manual ShaperTest
*/
public class ShaperTest extends Panel {
private static final String fontName = Font.DIALOG;
private final TextLayout[][] layouts;
private final String[] titles;
private static final String text =
"-123 (English) 456.00 (Arabic) \u0641\u0642\u0643 -789 (Thai) \u0e01\u0e33 01.23";
public static void main(String[] args) throws Exception {
final String INSTRUCTIONS = """
A line of text containing mixed numeric and other text is drawn four times
(Depending on the font/platform, some of the other text may not be visible).
There are four runs of digits, '-123' at the front of the text, '456.00' after
English text, '-789' after Arabic text, and '01.23' after Thai text.
In the first line, all four runs of digits should be present as ASCII digits.
In the second line, all four runs of digits should be Arabic digits
(they may not be visible if the font does not support Arabic).
In the third line, the initial run of digits (-123) and the one following the
Arabic text (-789) should be Arabic, while the others should be ASCII.
In the fourth line, only the digits following the Arabic text (-789) should be Arabic,
and the others should be ASCII.
Pass the test if this is true.""";
PassFailJFrame.builder()
.title("ShaperTest Instruction")
.instructions(INSTRUCTIONS)
.columns(45)
.testUI(ShaperTest::createUI)
.logArea(8)
.build()
.awaitAndCheck();
}
private static Frame createUI() {
Frame frame = new Frame("ShaperTest Test UI");
frame.add(new ShaperTest());
frame.setSize(600, 400);
return frame;
}
void dumpChars(char[] chars) {
for (int i = 0; i < chars.length; ++i) {
char c = chars[i];
if (c < 0x7f) {
System.out.print(c);
} else {
String n = Integer.toHexString(c);
n = "0000".substring(n.length()) + n;
System.out.print("0x" + n);
}
}
}
private ShaperTest() {
setBackground(Color.WHITE);
setForeground(Color.BLACK);
Font textfont = new Font(fontName, Font.PLAIN, 12);
PassFailJFrame.log("asked for: " + fontName + " and got: " + textfont.getFontName());
setFont(textfont);
Font font = new Font(fontName, Font.PLAIN, 18);
PassFailJFrame.log("asked for: " + fontName + " and got: " + font.getFontName());
FontRenderContext frc = new FontRenderContext(null, false, false);
layouts = new TextLayout[5][2];
HashMap<AttributedCharacterIterator.Attribute, Object> map = new HashMap<>();
map.put(TextAttribute.FONT, font);
layouts[0][0] = new TextLayout(text, map, frc);
AttributedCharacterIterator iter = new AttributedString(text, map).getIterator();
layouts[0][1] = new LineBreakMeasurer(iter, frc).nextLayout(Float.MAX_VALUE);
NumericShaper arabic = NumericShaper.getShaper(NumericShaper.ARABIC);
map.put(TextAttribute.NUMERIC_SHAPING, arabic);
layouts[1][0] = new TextLayout(text, map, frc);
iter = new AttributedString(text, map).getIterator();
layouts[1][1] = new LineBreakMeasurer(iter, frc).nextLayout(Float.MAX_VALUE);
NumericShaper contextualArabic = NumericShaper.getContextualShaper(NumericShaper.ARABIC, NumericShaper.ARABIC);
map.put(TextAttribute.NUMERIC_SHAPING, contextualArabic);
layouts[2][0] = new TextLayout(text, map, frc);
iter = new AttributedString(text, map).getIterator();
layouts[2][1] = new LineBreakMeasurer(iter, frc).nextLayout(Float.MAX_VALUE);
NumericShaper contextualArabicASCII = NumericShaper.getContextualShaper(NumericShaper.ARABIC);
map.put(TextAttribute.NUMERIC_SHAPING, contextualArabicASCII);
layouts[3][0] = new TextLayout(text, map, frc);
iter = new AttributedString(text, map).getIterator();
layouts[3][1] = new LineBreakMeasurer(iter, frc).nextLayout(Float.MAX_VALUE);
NumericShaper contextualAll = NumericShaper.getContextualShaper(NumericShaper.ALL_RANGES);
map.put(TextAttribute.NUMERIC_SHAPING, contextualAll);
layouts[4][0] = new TextLayout(text, map, frc);
iter = new AttributedString(text, map).getIterator();
layouts[4][1] = new LineBreakMeasurer(iter, frc).nextLayout(Float.MAX_VALUE);
titles = new String[]{
"plain -- all digits ASCII",
"Arabic -- all digits Arabic",
"contextual Arabic default Arabic -- only leading digits and digits following Arabic text are Arabic",
"contextual Arabic default ASCII -- only digits following Arabic text are Arabic",
"contextual all default ASCII -- leading digits english, others correspond to context"
};
}
@Override
public void paint(Graphics g) {
Graphics2D g2d = (Graphics2D) g;
float x = 5;
float y = 5;
for (int i = 0; i < layouts.length; ++i) {
y += 18;
g2d.drawString(titles[i], x, y);
y += 4;
for (int j = 0; j < 2; ++j) {
y += layouts[i][j].getAscent();
layouts[i][j].draw(g2d, x, y);
y += layouts[i][j].getDescent() + layouts[i][j].getLeading();
}
}
}
}

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test/jdk/java/awt/font/TextLayout/TestGASPHint.java Normal file
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/*
* Copyright (c) 2006, 2025, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.GraphicsEnvironment;
import java.awt.RenderingHints;
import javax.swing.JPanel;
/*
* @test
* @bug 6320502
* @summary Display laid out text which substitutes invisible glyphs correctly.
* @library /java/awt/regtesthelpers /test/lib
* @build PassFailJFrame jtreg.SkippedException
* @run main/manual TestGASPHint
*/
public class TestGASPHint extends JPanel {
private static final String text = "\u0905\u0901\u0917\u094d\u0930\u0947\u091c\u093c\u0940";
private static final Font font = getPhysicalFontForText(text, Font.PLAIN, 36);
public static void main(String[] args) throws Exception {
if (font == null) {
throw new jtreg.SkippedException("No Devanagari font found. Test Skipped");
}
final String INSTRUCTIONS = """
A short piece of Devanagari text should appear without any
artifacts. In particular there should be no "empty rectangles"
representing the missing glyph.
If the above condition is true, press Pass, else Fail.""";
PassFailJFrame.builder()
.title("TestGASPHint Instruction")
.instructions(INSTRUCTIONS)
.columns(32)
.splitUI(TestGASPHint::new)
.build()
.awaitAndCheck();
}
@Override
public Dimension getPreferredSize() {
return new Dimension(200, 200);
}
@Override
public void paint(Graphics g) {
Graphics2D g2d = (Graphics2D) g;
g2d.setColor(Color.WHITE);
g2d.fillRect(0, 0, getWidth(), getHeight());
g2d.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING,
RenderingHints.VALUE_TEXT_ANTIALIAS_GASP);
g2d.setFont(font);
g2d.setColor(Color.BLACK);
g2d.drawString(text, 10, 50);
}
/*
* Searches the available system fonts for a font which can display all the
* glyphs in the input text correctly. Returns null, if not found.
*/
private static Font getPhysicalFontForText(String text, int style, int size) {
GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
String[] names = ge.getAvailableFontFamilyNames();
for (String n : names) {
switch (n.toLowerCase()) {
case "dialog":
case "dialoginput":
case "serif":
case "sansserif":
case "monospaced":
break;
default:
Font f = new Font(n, style, size);
if (f.canDisplayUpTo(text) == -1) {
return f;
}
}
}
return null;
}
}

134
test/jdk/java/awt/font/TextLayout/TestSelection.java Normal file
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/*
* Copyright (c) 1999, 2025, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Shape;
import java.awt.font.FontRenderContext;
import java.awt.font.TextAttribute;
import java.awt.font.TextLayout;
import java.text.AttributedString;
import javax.swing.JPanel;
/*
* @test
* @bug 4221422
* @summary Display several TextLayouts with various selections.
* All the selections should be between non-italic and italic text,
* and the top and bottom of the selection region should be horizontal.
* @library /java/awt/regtesthelpers
* @build PassFailJFrame
* @run main/manual TestSelection
*/
public final class TestSelection extends JPanel {
private static final float MARGIN = 20;
public static void main(String[] args) throws Exception {
final String INSTRUCTIONS = """
Several TextLayouts are displayed along with selections.
The selection regions should have horizontal top and bottom segments.
If above condition is true, press Pass else Fail.""";
PassFailJFrame.builder()
.title("TestSelection Instruction")
.instructions(INSTRUCTIONS)
.columns(40)
.splitUI(TestSelection::new)
.build()
.awaitAndCheck();
}
@Override
public Dimension getPreferredSize() {
return new Dimension(300, 300);
}
private float drawSelectionAndLayout(Graphics2D g2d,
TextLayout layout,
float y,
int selStart,
int selLimit) {
Color selectionColor = Color.PINK;
Color textColor = Color.BLACK;
y += layout.getAscent();
g2d.translate(MARGIN, y);
Shape hl = layout.getLogicalHighlightShape(selStart, selLimit);
g2d.setColor(selectionColor);
g2d.fill(hl);
g2d.setColor(textColor);
layout.draw(g2d, 0, 0);
g2d.translate(-MARGIN, -y);
y += layout.getDescent() + layout.getLeading() + 10;
return y;
}
@Override
public void paint(Graphics g) {
String text = "Hello world";
Graphics2D g2d = (Graphics2D) g;
g2d.setColor(Color.WHITE);
g2d.fillRect(0, 0, getWidth(), getHeight());
AttributedString attrStr = new AttributedString(text);
FontRenderContext frc = g2d.getFontRenderContext();
final int midPoint = text.indexOf('w');
final int selStart = midPoint / 2;
final int selLimit = text.length() - selStart;
final Font italic = new Font(Font.SANS_SERIF, Font.ITALIC, 24);
float y = MARGIN;
attrStr.addAttribute(TextAttribute.FONT, italic, 0, midPoint);
TextLayout layout = new TextLayout(attrStr.getIterator(), frc);
y = drawSelectionAndLayout(g2d, layout, y, selStart - 1, selLimit);
y = drawSelectionAndLayout(g2d, layout, y, selStart, selLimit);
y = drawSelectionAndLayout(g2d, layout, y, selStart + 1, selLimit);
attrStr = new AttributedString(text);
attrStr.addAttribute(TextAttribute.FONT,
italic, midPoint, text.length());
layout = new TextLayout(attrStr.getIterator(), frc);
y = drawSelectionAndLayout(g2d, layout, y, selStart, selLimit);
attrStr = new AttributedString(text);
attrStr.addAttribute(TextAttribute.FONT, italic, 0, midPoint);
attrStr.addAttribute(TextAttribute.SIZE, 48f, midPoint, text.length());
layout = new TextLayout(attrStr.getIterator(), frc);
y = drawSelectionAndLayout(g2d, layout, y, selStart, selLimit);
}
}

92
test/jdk/java/awt/font/TextLayout/TestStrikethrough.java Normal file
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/*
* Copyright (c) 2005, 2025, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.font.FontRenderContext;
import java.awt.font.TextAttribute;
import java.awt.font.TextLayout;
import java.text.AttributedCharacterIterator;
import java.text.AttributedString;
import javax.swing.JPanel;
/*
* @test
* @bug 6426360
* @summary Display a TextLayout with strikethrough at a number of
* different offsets relative to the pixel grid.
* @library /java/awt/regtesthelpers
* @build PassFailJFrame
* @run main/manual TestStrikethrough
*/
public class TestStrikethrough extends JPanel {
public static void main(String[] args) throws Exception {
final String INSTRUCTIONS = """
Display text with strikethrough at a number of different positions.
Press Fail if any line is missing a strikethrough else press Pass.""";
PassFailJFrame.builder()
.title("TestStrikethrough Instruction")
.instructions(INSTRUCTIONS)
.columns(35)
.splitUI(TestStrikethrough::new)
.build()
.awaitAndCheck();
}
@Override
public Dimension getPreferredSize() {
return new Dimension(200, 120);
}
@Override
public void paint(Graphics aContext) {
Graphics2D g2d = (Graphics2D) aContext;
g2d.setColor(Color.WHITE);
g2d.fillRect(0, 0, getWidth(), getHeight());
Font font = new Font(Font.DIALOG, Font.PLAIN, 9);
FontRenderContext frc = g2d.getFontRenderContext();
String str = "Where is the strikethrough?";
AttributedString as = new AttributedString(str);
as.addAttribute(TextAttribute.FONT, font);
as.addAttribute(TextAttribute.STRIKETHROUGH, TextAttribute.STRIKETHROUGH_ON);
AttributedCharacterIterator aci = as.getIterator();
TextLayout tl = new TextLayout(aci, frc);
float delta = (float) (Math.ceil(tl.getAscent() + tl.getDescent() + tl.getLeading()) + .1);
float y = delta - .1f;
g2d.setColor(Color.BLACK);
for (int i = 0; i < 11; ++i) {
tl.draw(g2d, 10f, y);
y += delta;
}
}
}