<project>/build/reports/tests

<project>/build/intTest

<project>/build/reports/test
<project>/build/reports/intTest

buildscript {
    repositories {
        jcenter()
    }
    dependencies {
        classpath 'org.unbroken-dome.gradle-plugins:gradle-testsets-plugin:1.2.0'
    }
}

apply plugin: 'java'
apply plugin: 'org.unbroken-dome.test-sets'

defaultTasks = ['clean', 'build']

tasks.withType(Test) {
    reports.html.destination = new File(project.reportsDir, name)

    println(it.name + 't' + reports.html.destination)
}

task wrapper(type: Wrapper) {
    description = 'Defines the common gradle distribution for this project.'
    gradleVersion = '2.14.1'
}

testSets {
    intTest
}

intTest.dependsOn test
check.dependsOn intTest

repositories {
    jcenter()
}

dependencies {
    testCompile 'junit:junit:4.12'
    intTestCompile 'junit:junit:4.12'
}

println('===== final config =====')
println(test.name + 't' + test.reports.html.destination)
println(intTest.name + 't' + intTest.reports.html.destination)

$ ls build/
classes  dependency-cache  intTest  intTest-results  libs  reports  test-results  tmp

$ ls build/reports/
test

test    /home/wujek/blob/build/reports/test
intTest /home/wujek/blob/build/reports/intTest
===== final config =====
test    /home/wujek/blob/build/reports/test
intTest /home/wujek/blob/build/intTest