build.gradle

buildscript {
    repositories {
        google()
        mavenCentral()
    }

    dependencies {
        classpath 'com.android.tools.build:gradle:4.2.1'
        classpath("de.mannodermaus.gradle.plugins:android-junit5:1.7.1.1")
    }
}

apply plugin: 'com.android.library'
apply plugin: "de.mannodermaus.android-junit5"

android {
    compileSdkVersion 30
    defaultConfig {
        minSdkVersion 28
        targetSdkVersion 30

        testInstrumentationRunner 'androidx.test.runner.AndroidJUnitRunner'
        // JUnit 5 support for instrumentation tests
        testInstrumentationRunnerArgument "runnerBuilder", "de.mannodermaus.junit5.AndroidJUnit5Builder"
    }

    // make the android-test reuse the dependency sources
    sourceSets {
        // reusing main sources is important for checking compilation compatibility
        main {
            java.srcDirs = ["../math/src/main/java", "../craco/src/main/java"]
        }

        // unit tests. Run via test task
        test {
            java.srcDirs = ["../math/src/test/java", "../craco/src/test/java"]
        }

        // instrumentation tests. Run via connectedAndroidTest
        androidTest {
            java.srcDirs = ["../math/src/test/java", "../craco/src/test/java"]
        }
    }

    compileOptions {
        setSourceCompatibility(JavaVersion.VERSION_1_8)
        setTargetCompatibility(JavaVersion.VERSION_1_8)
    }

    testOptions {
        unitTests {
            all {
                useJUnitPlatform()
                maxParallelForks 4
                //we want display the following test events
                testLogging {
                    events "PASSED", "STARTED", "FAILED", "SKIPPED"
                }
                afterSuite { desc, result ->
                    if (!desc.parent) { // will match the outermost suite
                        def output = "Results: ${result.resultType} (${result.testCount} tests, ${result.successfulTestCount} successes, ${result.failedTestCount} failures, ${result.skippedTestCount} skipped)"
                        def startItem = '|  ', endItem = '  |'
                        def repeatLength = startItem.length() + output.length() + endItem.length()
                        println('\n' + ('-' * repeatLength) + '\n' + startItem + output + endItem + '\n' + ('-' * repeatLength))
                    }
                }
            }
        }
    }
}

repositories {
    mavenCentral()
    google()
}

dependencies {

    implementation group: 'com.googlecode.json-simple', name: 'json-simple', version:'1.1'
    implementation group: 'org.reflections', name: 'reflections', version:'0.9.10'

    // (Required) Writing and executing Unit Tests on the JUnit Platform
    testImplementation "org.junit.jupiter:junit-jupiter-api:5.7.1"
    testRuntimeOnly "org.junit.jupiter:junit-jupiter-engine:5.7.1"

    // (Optional) If you need "Parameterized Tests"
    testImplementation "org.junit.jupiter:junit-jupiter-params:5.7.1"

    // (Optional) If you also have JUnit 4-based tests
    testImplementation "junit:junit:4.13"
    testRuntimeOnly "org.junit.vintage:junit-vintage-engine:5.7.1"

    // Instrumentation test stuff
    androidTestImplementation "androidx.test:runner:1.3.0"
    androidTestImplementation "org.junit.jupiter:junit-jupiter-api:5.7.1"
    androidTestImplementation "org.junit.jupiter:junit-jupiter-params:5.7.1"

    androidTestImplementation "de.mannodermaus.junit5:android-test-core:1.2.2"
    androidTestRuntimeOnly "de.mannodermaus.junit5:android-test-runner:1.2.2"
}