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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.hosted.node.admin.task.util.process;
import com.yahoo.vespa.hosted.node.admin.task.util.file.UnixPath;
import com.yahoo.jdisc.test.TestTimer;
import org.junit.jupiter.api.Test;
import org.mockito.ArgumentCaptor;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.attribute.FileAttribute;
import java.nio.file.attribute.PosixFilePermission;
import java.nio.file.attribute.PosixFilePermissions;
import java.util.List;
import java.util.Optional;
import java.util.Set;
import static com.yahoo.yolean.Exceptions.uncheck;
import static org.junit.jupiter.api.Assertions.*;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
public class ProcessFactoryImplTest {
private final ProcessStarter starter = mock(ProcessStarter.class);
private final TestTimer timer = new TestTimer();
private final ProcessFactoryImpl processFactory = new ProcessFactoryImpl(starter, timer);
@Test
void testSpawn() {
CommandLine commandLine = mock(CommandLine.class);
when(commandLine.getArguments()).thenReturn(List.of("program"));
when(commandLine.getRedirectStderrToStdoutInsteadOfDiscard()).thenReturn(true);
when(commandLine.programName()).thenReturn("program");
Path outputPath;
try (ChildProcess2Impl child = processFactory.spawn(commandLine)) {
outputPath = child.getOutputPath();
assertTrue(Files.exists(outputPath));
assertEquals("rw-------", new UnixPath(outputPath).getPermissions());
ArgumentCaptor<ProcessBuilder> processBuilderCaptor =
ArgumentCaptor.forClass(ProcessBuilder.class);
verify(starter).start(processBuilderCaptor.capture());
ProcessBuilder processBuilder = processBuilderCaptor.getValue();
assertTrue(processBuilder.redirectErrorStream());
ProcessBuilder.Redirect redirect = processBuilder.redirectOutput();
assertEquals(ProcessBuilder.Redirect.Type.WRITE, redirect.type());
assertEquals(outputPath.toFile(), redirect.file());
}
assertFalse(Files.exists(outputPath));
}
@Test
void testSpawnWithPersistentOutputFile() {
class TemporaryFile implements AutoCloseable {
private final Path path;
private TemporaryFile() {
String outputFileName = ProcessFactoryImplTest.class.getSimpleName() + "-temporary-test-file.out";
FileAttribute<Set<PosixFilePermission>> fileAttribute = PosixFilePermissions.asFileAttribute(
PosixFilePermissions.fromString("rw-------"));
path = uncheck(() -> Files.createTempFile(outputFileName, ".out", fileAttribute));
}
@Override
public void close() {
uncheck(() -> Files.deleteIfExists(path));
}
}
try (TemporaryFile outputPath = new TemporaryFile()) {
CommandLine commandLine = mock(CommandLine.class);
when(commandLine.getArguments()).thenReturn(List.of("program"));
when(commandLine.programName()).thenReturn("program");
when(commandLine.getOutputFile()).thenReturn(Optional.of(outputPath.path));
try (ChildProcess2Impl child = processFactory.spawn(commandLine)) {
assertEquals(outputPath.path, child.getOutputPath());
assertTrue(Files.exists(outputPath.path));
assertEquals("rw-------", new UnixPath(outputPath.path).getPermissions());
}
assertTrue(Files.exists(outputPath.path));
}
}
}
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