com.stratio.mojo.scala.crossbuild.ITs.java Source code

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Here is the source code for com.stratio.mojo.scala.crossbuild.ITs.java

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/**
 * Copyright (C) 2015 Stratio (http://stratio.com)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.stratio.mojo.scala.crossbuild;

import java.io.File;
import java.io.FileFilter;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.util.List;

import org.apache.commons.io.IOUtils;

/**
 * Utilities to verify IT execution.
 */
public final class ITs {

    private ITs() {
    }

    public static boolean verify(final List<String> scalaBinaryVersions, final List<String> artifactNames,
            final List<String> targetPaths, final List<String> testCases)
            throws IOException, FileNotFoundException {
        if (artifactNames.size() != targetPaths.size()) {
            throw new IllegalArgumentException("artifactNames and modulePaths must be equal size");
        }
        if (scalaBinaryVersions.isEmpty()) {
            throw new IllegalArgumentException("At least one scalaBinaryVersion must be provided");
        }
        for (final String scalaBinaryVersion : scalaBinaryVersions) {
            for (int i = 0; i < artifactNames.size(); i++) {
                final String artifactName = artifactNames.get(i);
                final String artifactId = artifactName + "_" + scalaBinaryVersion;
                final File targetPath = new File(targetPaths.get(i));
                final File targetScalaPath = new File(targetPath, scalaBinaryVersion);
                final File artifactPath = new File(targetScalaPath, artifactId + "-1.jar");
                if (!artifactPath.isFile()) {
                    throw new FileNotFoundException("Could not find generated artifact: " + artifactPath);
                }
                if (testCases.isEmpty()) {
                    continue;
                }
                final File surefireReportsPath = new File(targetScalaPath, "surefire-reports");
                if (!surefireReportsPath.isDirectory()) {
                    throw new FileNotFoundException(
                            "Could not find surefire-reports directory: " + surefireReportsPath);
                }
                final File[] testReports = surefireReportsPath.listFiles(new FileFilter() {
                    @Override
                    public boolean accept(final File pathname) {
                        return pathname.getName().endsWith(".xml") && pathname.getName().startsWith("TEST-");
                    }
                });
                if (testReports.length == 0) {
                    throw new FileNotFoundException("Could not find test reports");
                }
                for (final String testCase : testCases) {
                    final String scalaString = "[Scala " + scalaBinaryVersion + "]";
                    boolean found = false;
                    for (final File testReport : testReports) {
                        final String testReportString = IOUtils.toString(new FileInputStream(testReport));
                        final String testCaseWithSuffix = testCase + " " + scalaString;
                        if (testReportString.contains(testCaseWithSuffix)) {
                            found = true;
                            break;
                        }
                    }
                    if (!found) {
                        throw new RuntimeException("JUnit XML test report does not contain Scala version string ("
                                + scalaString + ")");
                    }
                }
            }
        }
        return true;
    }
}