build.gradle

buildscript {
    repositories {
        maven {
            url "https://plugins.gradle.org/m2/"
        }
    }
    dependencies {
        classpath 'com.moowork.gradle:gradle-node-plugin:+'
        classpath 'org.kt3k.gradle.plugin:coveralls-gradle-plugin:+'
    }
}

apply plugin: 'com.moowork.node'
apply plugin: 'java'

repositories {
    mavenCentral()
}

dependencies {
    compile		'com.google.code.findbugs:jsr305:3.0.0'
	testCompile	'junit:junit:4.11'
	def javaVersion = org.gradle.util.VersionNumber.parse( System.properties['java.version'] ).getMajor()
    if( javaVersion >= 15 ) {
        testRuntime 'org.mozilla:rhino:+'
    }
}

sourceCompatibility = 1.7
compileJava.options.encoding = 'UTF-8'
javadoc.options.encoding = 'UTF-8'

sourceSets {
    main {
        java {
            srcDir 'src'
        }
        resources {
            srcDir 'src'
        }
    }
    test {
        java {
            srcDir 'test'
        }
        resources {
            srcDir 'test'
        }
    }
}

test {
	testLogging {
        events "failed"
        exceptionFormat "short"
    }
    
	afterTest { desc, result ->
	       def color = 31;
	       switch(result){
	       		case "SUCCESS": color = 32; break;
	       		case "FAIL": color = 31; break;
	       }
	       
	       print "\033[0;37mExecuted \033[1m[${desc.className}]\t\033[1;${color}m${desc.name}\033[0;37m\twith result: "
	       println "\033[0;${color}m${result.resultType}\033[0m"
	}
}

/****************************************
 * Coverage
 ****************************************/
apply plugin: 'jacoco'
apply plugin: 'com.github.kt3k.coveralls'
jacoco {
    toolVersion = '0.8.3'
}

jacocoTestReport {
    tasks.coveralls.dependsOn it
    reports {
        xml.enabled = true  // coveralls plugin depends on xml format report
        html.enabled = true
    }
}
 
if( System.getProperty( "java.vm.specification.version" ) > '1.8' ) { 
    check.dependsOn tasks.coveralls
}

/****************************************
 * Deploy to Maven
 ****************************************/
apply plugin: 'maven'
apply plugin: 'signing'

group = 'de.inetsoftware'
archivesBaseName = 'jlessc'
version = '1.10-SNAPSHOT'

jar {
    manifest {
        attributes( 'Implementation-Title': 'JLessC, a Less CSS compiler',
                    'Implementation-Vendor': 'i-net software',
                    'Implementation-Version': version,
                    'Automatic-Module-Name': 'de.inetsoftware.jlessc',
                    'Bundle-SymbolicName': 'de.inetsoftware.jlessc',
                    'Export-Package': 'com.inet.lib.less',
                    'Bundle-Version': version)
    }
}

task javadocJar(type: Jar) {
    classifier = 'javadoc'
    from javadoc
}

task sourcesJar(type: Jar) {
    classifier = 'sources'
    from sourceSets.main.allSource
}

artifacts {
    archives javadocJar, sourcesJar
}

signing {
    if (project.hasProperty("signing.keyId") ){
        sign configurations.archives
    }
}

uploadArchives {
    repositories {
        mavenDeployer {
            beforeDeployment { MavenDeployment deployment ->
                signing.signPom(deployment)
            }

            if (project.hasProperty("ossrhUsername") ){
                repository(url: "https://oss.sonatype.org/service/local/staging/deploy/maven2/") {
                    authentication(userName: project["ossrhUsername"], password: project["ossrhPassword"])
                }

                snapshotRepository(url: "https://oss.sonatype.org/content/repositories/snapshots/") {
                    authentication(userName: project["ossrhUsername"], password: project["ossrhPassword"])
                }
            }

            pom.project {
                name 'JLessC'
                packaging 'jar'
                // optionally artifactId can be defined here
                description 'A Less CSS compiler written completely in Java (pure Java).'
                url 'https://github.com/i-net-software/jlessc'

                scm {
                    connection 'scm:git:git@github.com:i-net-software/jlessc.git'
                    developerConnection 'scm:git:git@github.com:i-net-software/jlessc.git'
                    url 'git@github.com:i-net-software/jlessc.git'
                }

                licenses {
                    license {
                        name 'MIT License'
                        url 'http://www.opensource.org/licenses/mit-license.php'
                    }
                }

                developers {
                    developer {
                        id 'vberlin'
                        name 'Volker Berlin'
                        email 'vberlin@inetsoftware.de'
                        organization = 'i-net software'
                        organizationUrl 'https://www.inetsoftware.de/'
                    }
                }
            }
            // we have only compile time dependency and no runtime dependency, that we remove all
            pom.whenConfigured{pom ->
                pom.dependencies.clear()
            }
        }
    }
}


/****************************************
 * Benchmark of different less compilers.
 ****************************************/
apply plugin: 'com.moowork.node'

configurations {
    benchmarkLessCSS
    benchmarkLessEngine
}

dependencies {
    benchmarkLessCSS    'org.lesscss:lesscss:+'
    benchmarkLessEngine 'com.asual.lesscss:lesscss-engine:+'
}

// less test file
def lessFile = file("${sourceSets.test.output.resourcesDir}/com/inet/lib/less/samples/bootstrap/bootstrap-3.3.1.less")

/**
 * Bundle to call all single benchmark tests.
 */
task benchmark {
    dependsOn 'benchmarkJLessC'
    dependsOn 'benchmarkLessCSS'
    dependsOn 'benchmarkLessEngine'
    dependsOn 'benchmarkNodeLessCompile'
}

/**
 * Benchmark test for JLessC.
 */
task benchmarkJLessC( dependsOn: processTestResources ) {
    dependsOn 'jar'
    outputs.upToDateWhen { false }
    doFirst {
        URL[] urls = [jar.archivePath.toURI().toURL()]
        def classLoader = new URLClassLoader( urls );
        def compiler = Class.forName( "com.inet.lib.less.Less", true, classLoader ).newInstance();
        benchmarkTest( 'JLessC', {
            compiler."compile"( lessFile, true )
        } )
        classLoader.close()
    }
}

/**
 * Benchmark test for Lesscss.
 */
task benchmarkLessCSS( dependsOn: processTestResources ) {
    outputs.upToDateWhen { false }
    doFirst {
        def classLoader = getClassLoader( configurations.benchmarkLessCSS );
        def compiler = Class.forName( "org.lesscss.LessCompiler", true, classLoader ).newInstance();

        benchmarkTest( 'Lessccs', {
            compiler.compile( lessFile )
        } )
        classLoader.close()
    }
}


/**
 * Benchmark test for Lesscss.
 */
task benchmarkLessEngine( dependsOn: processTestResources ) {
    outputs.upToDateWhen { false }
    doFirst {
        def classLoader = getClassLoader( configurations.benchmarkLessEngine );
        def compiler = Class.forName( "com.asual.lesscss.LessEngine", true, classLoader ).newInstance();

        benchmarkTest( 'LessEngine', {
            compiler.compile( lessFile, true )
        } )
        classLoader.close()
    }
}

/**
 * NodeJS for compilation test with original less implementation
 */
task benchmarkNodeLessCompile( dependsOn: processTestResources ) {
    dependsOn 'npmInstall'
    outputs.upToDateWhen { false }
    doFirst {
        benchmarkTest( 'less.js', {
            exec {
                workingDir = lessFile.parentFile.absolutePath
                commandLine "${buildDir}/../node_modules/less/bin/lessc", lessFile.name, "${lessFile.parentFile}/output.css"
                ignoreExitValue = true
            }
        } );
    }
}

/**
 * Test routine
 * @param testName label for printing
 * @param callable call of the compiler
 */
void benchmarkTest( String testName, Closure callable ) {
    callable.call() // run once for the JIT
    def time = -System.currentTimeMillis()
    callable.call()
    time += System.currentTimeMillis()
    println( "\tResult for ${testName}:\033[1;33m\t${time} ms\033[0m" )
}

/**
 * Create a Java ClassLoader from a single configuration.
 * @param config the configuration
 * @return the ClassLoader
 */
ClassLoader getClassLoader( Configuration config ) {
    ArrayList urls = new ArrayList()
    config.files.each { File file ->
        // println '\t' + file.name
        urls += file.toURI().toURL()
    }
    return new URLClassLoader( urls.toArray(new URL[0]) );
}