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8334016: Make PrintNullString.java automatic

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Backport-of: f5e6d2c93c
This commit is contained in:
Goetz Lindenmaier
2025-08-05 08:59:05 +00:00
committed by Vitaly Provodin
parent 6c50f1694e
commit 5eacc015d3
1 changed files with 75 additions and 126 deletions
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201
test/jdk/java/awt/print/PrinterJob/PrintNullString.java
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@@ -1,5 +1,5 @@
/*
* Copyright (c) 2007, 2024, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2007, 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
@@ -21,164 +21,113 @@
* questions.
*/
import java.awt.Button;
import java.awt.Dimension;
import java.awt.Frame;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Panel;
import java.awt.print.PageFormat;
import java.awt.print.Printable;
import java.awt.print.PrinterException;
import java.awt.print.PrinterJob;
import java.io.File;
import java.text.AttributedCharacterIterator;
import java.text.AttributedString;
import javax.swing.JOptionPane;
import javax.print.attribute.HashPrintRequestAttributeSet;
import javax.print.attribute.PrintRequestAttributeSet;
import javax.print.attribute.standard.Destination;
/*
* @test
* @bug 4223328
* @summary Printer graphics must behave the same as screen graphics
* @summary Printer graphics must throw expected exceptions
* @key printer
* @library /java/awt/regtesthelpers
* @build PassFailJFrame
* @run main/manual PrintNullString
* @run main PrintNullString
*/
public class PrintNullString extends Frame {
private static final String INSTRUCTIONS =
"This test should print a page which contains the same\n" +
"text messages as in the test window on the screen.\n" +
"\n" +
"The messages should contain only 'OK' and 'expected' messages.\n" +
"Press Pass if it's the case; otherwise press Fail.\n" +
"\n" +
"If the page fails to print, but there were no exceptions\n" +
"then the problem is likely elsewhere (i.e. your printer)";
public class PrintNullString implements Printable {
private final String nullStr = null;
private final String emptyStr = "";
private final AttributedString emptyAttStr = new AttributedString(emptyStr);
private final AttributedCharacterIterator nullIterator = null;
private final AttributedCharacterIterator emptyIterator = emptyAttStr.getIterator();
public static void main(String[] args) throws Exception {
if (PrinterJob.lookupPrintServices().length == 0) {
throw new RuntimeException("Printer not configured or available.");
}
PassFailJFrame.builder()
.instructions(INSTRUCTIONS)
.testUI(PrintNullString::new)
.rows((int) INSTRUCTIONS.lines().count() + 1)
.columns(45)
.build()
.awaitAndCheck();
new PrintNullString();
}
public PrintNullString() {
super("PrintNullString");
TextCanvas c = new TextCanvas();
add("Center", c);
Button b = new Button("Print");
add("South", b);
b.addActionListener(e -> {
PrinterJob pj = PrinterJob.getPrinterJob();
if (pj.printDialog()) {
pj.setPrintable(c);
try {
pj.print();
} catch (PrinterException ex) {
ex.printStackTrace();
String msg = "PrinterException: " + ex.getMessage();
JOptionPane.showMessageDialog(b, msg, "Error occurred",
JOptionPane.ERROR_MESSAGE);
PassFailJFrame.forceFail(msg);
}
}
});
pack();
public PrintNullString() throws PrinterException {
PrinterJob pj = PrinterJob.getPrinterJob();
pj.setPrintable(this, new PageFormat());
PrintRequestAttributeSet pSet = new HashPrintRequestAttributeSet();
File file = new File("out.prn");
file.deleteOnExit();
pSet.add(new Destination(file.toURI()));
pj.print(pSet);
}
private static class TextCanvas extends Panel implements Printable {
private final String nullStr = null;
private final String emptyStr = "";
private final AttributedString emptyAttStr = new AttributedString(emptyStr);
private final AttributedCharacterIterator nullIterator = null;
private final AttributedCharacterIterator emptyIterator = emptyAttStr.getIterator();
@Override
public void paint(Graphics g) {
Graphics2D g2d = (Graphics2D) g;
paint(g2d);
@Override
public int print(Graphics g, PageFormat pgFmt, int pgIndex) {
if (pgIndex > 0) {
return NO_SUCH_PAGE;
}
@Override
public int print(Graphics g, PageFormat pgFmt, int pgIndex) {
if (pgIndex > 0) {
return NO_SUCH_PAGE;
}
Graphics2D g2d = (Graphics2D) g;
g2d.translate(pgFmt.getImageableX(), pgFmt.getImageableY());
Graphics2D g2d = (Graphics2D) g;
g2d.translate(pgFmt.getImageableX(), pgFmt.getImageableY());
paint(g2d);
return PAGE_EXISTS;
// API 1: null & empty drawString(String, int, int);
try {
g2d.drawString(nullStr, 20, 40);
throw new RuntimeException("FAILURE: No NPE for null String, int");
} catch (NullPointerException e) {
g2d.drawString("caught expected NPE for null String, int", 20, 40);
}
private void paint(Graphics2D g2d) {
// API 1: null & empty drawString(String, int, int);
try {
g2d.drawString(nullStr, 20, 40);
g2d.drawString("FAILURE: No NPE for null String, int", 20, 40);
} catch (NullPointerException e) {
g2d.drawString("caught expected NPE for null String, int", 20, 40);
}
g2d.drawString(emptyStr, 20, 60);
g2d.drawString("OK for empty String, int", 20, 60);
g2d.drawString(emptyStr, 20, 60);
g2d.drawString("OK for empty String, int", 20, 60);
// API 2: null & empty drawString(String, float, float);
try {
g2d.drawString(nullStr, 20.0f, 80.0f);
g2d.drawString("FAILURE: No NPE for null String, float", 20, 80);
} catch (NullPointerException e) {
g2d.drawString("caught expected NPE for null String, float", 20, 80);
}
g2d.drawString(emptyStr, 20.0f, 100.0f);
g2d.drawString("OK for empty String, float", 20.0f, 100.f);
// API 3: null & empty drawString(Iterator, int, int);
try {
g2d.drawString(nullIterator, 20, 120);
g2d.drawString("FAILURE: No NPE for null iterator, int", 20, 120);
} catch (NullPointerException e) {
g2d.drawString("caught expected NPE for null iterator, int", 20, 120);
}
try {
g2d.drawString(emptyIterator, 20, 140);
g2d.drawString("FAILURE: No IAE for empty iterator, int", 20, 140);
} catch (IllegalArgumentException e) {
g2d.drawString("caught expected IAE for empty iterator, int", 20, 140);
}
// API 4: null & empty drawString(Iterator, float, int);
try {
g2d.drawString(nullIterator, 20.0f, 160.0f);
g2d.drawString("FAILURE: No NPE for null iterator, float", 20, 160);
} catch (NullPointerException e) {
g2d.drawString("caught expected NPE for null iterator, float", 20, 160);
}
try {
g2d.drawString(emptyIterator, 20.0f, 180.0f);
g2d.drawString("FAILURE: No IAE for empty iterator, float", 20, 180);
} catch (IllegalArgumentException e) {
g2d.drawString("caught expected IAE for empty iterator, float", 20, 180);
}
// API 2: null & empty drawString(String, float, float);
try {
g2d.drawString(nullStr, 20.0f, 80.0f);
throw new RuntimeException("FAILURE: No NPE for null String, float");
} catch (NullPointerException e) {
g2d.drawString("caught expected NPE for null String, float", 20, 80);
}
@Override
public Dimension getPreferredSize() {
return new Dimension(450, 250);
g2d.drawString(emptyStr, 20.0f, 100.0f);
g2d.drawString("OK for empty String, float", 20.0f, 100.f);
// API 3: null & empty drawString(Iterator, int, int);
try {
g2d.drawString(nullIterator, 20, 120);
throw new RuntimeException("FAILURE: No NPE for null iterator, int");
} catch (NullPointerException e) {
g2d.drawString("caught expected NPE for null iterator, int", 20, 120);
}
try {
g2d.drawString(emptyIterator, 20, 140);
throw new RuntimeException("FAILURE: No IAE for empty iterator, int");
} catch (IllegalArgumentException e) {
g2d.drawString("caught expected IAE for empty iterator, int", 20, 140);
}
// API 4: null & empty drawString(Iterator, float, int);
try {
g2d.drawString(nullIterator, 20.0f, 160.0f);
throw new RuntimeException("FAILURE: No NPE for null iterator, float");
} catch (NullPointerException e) {
g2d.drawString("caught expected NPE for null iterator, float", 20, 160);
}
try {
g2d.drawString(emptyIterator, 20.0f, 180.0f);
throw new RuntimeException("FAILURE: No IAE for empty iterator, float");
} catch (IllegalArgumentException e) {
g2d.drawString("caught expected IAE for empty iterator, float", 20, 180);
}
return PAGE_EXISTS;
}
}