Class TestOs

core/src/test/java/io/questdb/test/TestOs.java:39–110

import java.util.concurrent.TimeUnit;

public class TestOs {
    public static void init() {
    }

    private static FileTime getLastModifiedTime(Path absoluteDevReleasePath) {
        try {
            return Files.getLastModifiedTime(absoluteDevReleasePath);
        } catch (IOException e) {
            return FileTime.from(0, TimeUnit.MILLISECONDS);
        }
    }

    // This is copy of main Os class to load test jni library
    static {
        String outputLibExt;
        if (Os.type == Os.LINUX || Os.type == Os.FREEBSD) {
            outputLibExt = ".so";
        } else if (Os.type == Os.DARWIN) {
            outputLibExt = ".dylib";
        } else if (Os.type == Os.WINDOWS) {
            outputLibExt = ".dll";
        } else {
            throw new Error("Unsupported OS: " + Os.name);
        }

        final String rustLibName;
        if (Os.type == Os.WINDOWS) {
            rustLibName = "qdbsqllogictest" + outputLibExt;
        } else {
            rustLibName = "libqdbsqllogictest" + outputLibExt;
        }

        URL resource = TestOs.class.getResource("/io/questdb/bin/" + Os.name + '-' + Os.archName + '/' + rustLibName);
        if (resource != null) {
            String absolutePathPreCompiled;
            try {
                absolutePathPreCompiled = resource.toURI().getPath();
            } catch (URISyntaxException e) {
                throw new RuntimeException(e);
            }
            if (Os.isWindows() && absolutePathPreCompiled.charAt(0) == '/') {
                // Remove forward /
                absolutePathPreCompiled = absolutePathPreCompiled.substring(1);
            }
            String sourcesPath = absolutePathPreCompiled.substring(0, absolutePathPreCompiled.indexOf("/target/"));
            Path absoluteDevReleasePath = Paths.get(sourcesPath + "/rust/qdb-sqllogictest/target/release/" + rustLibName).toAbsolutePath();
            Path absoluteDevDebugPath = Paths.get(sourcesPath + "/rust/qdb-sqllogictest/target/debug/" + rustLibName).toAbsolutePath();
            Path absolutePrdPath = Paths.get(absolutePathPreCompiled);

            FileTime tsDevRel = getLastModifiedTime(absoluteDevReleasePath);
            FileTime tsDevDeb = getLastModifiedTime(absoluteDevDebugPath);
            FileTime tsPrd = getLastModifiedTime(absolutePrdPath);

            Path rustLibPath;
            if (tsDevRel.compareTo(tsPrd) > 0 && tsDevRel.compareTo(tsDevDeb) > 0) {
                System.err.println("Loading DEV release sqllogictest library: " + absoluteDevReleasePath);
                rustLibPath = absoluteDevReleasePath;
            } else if (tsDevDeb.compareTo(tsPrd) > 0) {