ExecuteTestUtil.java

package de.hftstuttgart.dtabackend.utils;

import com.fasterxml.jackson.core.exc.StreamReadException;
import com.fasterxml.jackson.databind.DatabindException;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.github.dockerjava.api.model.Bind;
import com.github.dockerjava.api.model.Volume;

import de.hftstuttgart.dtabackend.models.ExerciseCompetencyProfile;
import de.hftstuttgart.dtabackend.models.Recommendation;
import de.hftstuttgart.dtabackend.models.ResultSummary;
import de.hftstuttgart.dtabackend.models.TestCompetencyProfile;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.springframework.core.env.Environment;
import org.springframework.stereotype.Component;

import java.io.*;
import java.net.MalformedURLException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.*;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import java.util.stream.Collectors;

@Component
public class ExecuteTestUtil  {
    private static final Logger LOG = LogManager.getLogger(ExecuteTestUtil.class);

    private final DockerUtil dockerUtil;
    private final String assignmentBasePath;
    private final Path testTmpPathHost;

    public ExecuteTestUtil(Environment env, DockerUtil dockerUtil) {
        this.dockerUtil = dockerUtil;
        this.assignmentBasePath = Paths.get(
            env.getProperty("data.dir"),
            env.getProperty("data.dir.test.folder.name"))
            .toAbsolutePath().toString();

        this.testTmpPathHost = Paths.get(env.getProperty("host.tests.tmp.dir"));
    }

    public ResultSummary runTests(String assignmentId, Path workDirectory) throws IOException, InterruptedException {
        // Define paths
        Path testPath = workDirectory.resolve("test");
        Path srcPath = workDirectory.resolve("src");
        Path resultPath = workDirectory.resolve("result");

        // Clone test to temporary directory
        LOG.debug("Copying pre-downloaded unittest repo");
        FileUtil.copyFolder(Paths.get(assignmentBasePath, assignmentId), testPath);

        // Copy configuration file
        LOG.debug("Copy test config");
        Files.copy(Paths.get(assignmentBasePath, assignmentId + ".txt"), workDirectory.resolve("config.txt"));
        Files.createDirectory(resultPath);

        // Load container image configuration
        LOG.info("Reading test config");
        String image = loadImageConfig(workDirectory);

        // Define paths to mount in the container
        Path testPathHost = testTmpPathHost.resolve(workDirectory.getFileName()).resolve(testPath.getFileName());
        Path srcPathHost = testTmpPathHost.resolve(workDirectory.getFileName()).resolve(srcPath.getFileName());
        Path resultPathHost = testTmpPathHost.resolve(workDirectory.getFileName()).resolve(resultPath.getFileName());