+/*
+ * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$)
+ * Copyright (C) $$Year-Rel$$ The Jalview Authors
+ *
+ * This file is part of Jalview.
+ *
+ * Jalview is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, either version 3
+ * of the License, or (at your option) any later version.
+ *
+ * Jalview 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 for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Jalview. If not, see <http://www.gnu.org/licenses/>.
+ * The Jalview Authors are detailed in the 'AUTHORS' file.
+ */
+package jalview.bin;
+
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertNotNull;
+
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.util.concurrent.TimeUnit;
+
+import org.testng.Assert;
+import org.testng.annotations.BeforeTest;
+import org.testng.annotations.DataProvider;
+import org.testng.annotations.Test;
+
+import io.github.classgraph.ClassGraph;
+import io.github.classgraph.ScanResult;
+import jalview.gui.Desktop;
+
+public class HiDPISettingTest2
+{
+ private static final int TIMEOUT = 10;
+
+ private static class Worker extends Thread
+ {
+ private final Process process;
+
+ private BufferedReader outputReader;
+
+ private BufferedReader errorReader;
+
+ private boolean exited;
+
+ private Worker(Process process)
+ {
+ this.process = process;
+ }
+
+ @Override
+ public void run()
+ {
+ try
+ {
+ exited = process.waitFor(TIMEOUT, TimeUnit.SECONDS);
+ } catch (InterruptedException ignore)
+ {
+ return;
+ }
+ this.interrupt();
+ this.process.destroy();
+ }
+
+ public BufferedReader getOutputReader()
+ {
+ return outputReader;
+ }
+
+ public void setOutputReader(BufferedReader outputReader)
+ {
+ this.outputReader = outputReader;
+ }
+
+ public BufferedReader getErrorReader()
+ {
+ return errorReader;
+ }
+
+ public void setErrorReader(BufferedReader errorReader)
+ {
+ this.errorReader = errorReader;
+ }
+ }
+
+ private static ClassGraph scanner = null;
+
+ private static String classpath = null;
+
+ private static String java_exe = null;
+
+ public synchronized static String getClassPath()
+ {
+ if (scanner == null)
+ {
+ scanner = new ClassGraph();
+ ScanResult scan = scanner.scan();
+ classpath = scan.getClasspath();
+ java_exe = System.getProperty("java.home") + File.separator + "bin"
+ + File.separator + "java";
+
+ }
+ while (classpath == null)
+ {
+ try
+ {
+ Thread.sleep(10);
+ } catch (InterruptedException x)
+ {
+
+ }
+ }
+ return classpath;
+ }
+
+ private Worker getJalviewDesktopRunner(String jvmArgs, String appArgs)
+ {
+ String classpath = getClassPath();
+ String cmd = java_exe + " " + " -classpath " + classpath + " " + jvmArgs
+ + " jalview.bin.Jalview " + " "
+ + "-props test/jalview/bin/hidpiTestProps.jvprops " + appArgs;
+ Process proc = null;
+ Worker worker = null;
+ try
+ {
+ proc = Runtime.getRuntime().exec(cmd);
+ } catch (Throwable e)
+ {
+ e.printStackTrace();
+ }
+ if (proc != null)
+ {
+ BufferedReader outputReader = new BufferedReader(
+ new InputStreamReader(proc.getInputStream()));
+ BufferedReader errorReader = new BufferedReader(
+ new InputStreamReader(proc.getErrorStream()));
+ worker = new Worker(proc);
+ worker.start();
+ worker.setOutputReader(outputReader);
+ worker.setErrorReader(errorReader);
+ }
+ return worker;
+ }
+
+ @BeforeTest(alwaysRun = true)
+ public void initialize()
+ {
+ new HiDPISettingTest2();
+ }
+
+ @Test(groups = { "Functional" }, dataProvider = "hidpiScaleArguments")
+ public void testHiDPISettings(int scale)
+ {
+ String jvmArgs = HiDPISetting.getScalePropertyArg(scale);
+
+ String appArgs = " -open examples/uniref50.fa -nosplash -nonews -noquestionnaire -nousagestats -nowebservicediscovery";
+
+ Worker worker = getJalviewDesktopRunner(jvmArgs, appArgs);
+ assertNotNull(worker, "worker is null");
+
+ String ln = null;
+ int count = 0;
+ boolean scaleFound = false;
+ try
+ {
+ while ((ln = worker.getErrorReader().readLine()) != null)
+ {
+ if (++count > 100)
+ {
+ break;
+ }
+ if (ln.contains(Desktop.debugScaleMessage))
+ {
+ String number = ln.substring(ln.indexOf(Desktop.debugScaleMessage)
+ + Desktop.debugScaleMessage.length());
+ number = number.substring(0, number.indexOf(' '));
+ try
+ {
+ double d = Double.valueOf(number);
+
+ assertEquals(d, scale * 1.0);
+ scaleFound = true;
+ } catch (NumberFormatException e)
+ {
+ e.printStackTrace();
+ Assert.fail(
+ "Debug scale message line '" + ln + "' gives number '"
+ + number + "' which could not be parsed");
+ }
+ break;
+ }
+ }
+ } catch (IOException e)
+ {
+ e.printStackTrace();
+ }
+ if (worker != null && worker.exited == false)
+ {
+ worker.interrupt();
+ worker.process.destroy();
+ }
+ if (!scaleFound)
+ {
+ Assert.fail("Did not find Debug scale message line '"
+ + Desktop.debugScaleMessage + "'");
+ }
+ }
+
+ @DataProvider(name = "hidpiScaleArguments")
+ public static Object[][] getHiDPIScaleArguments()
+ {
+ return new Object[][] { { 1 }, { 2 }, { 4 }, { 10 } };
+ }
+}