gradle task dependency

build.gradle

// Custom tasks

/**
 * This test make sure if we have everything committed (or stashed). Allows keep project clean
 * and with even small change crashlytics beta upload will have different SHA1.
 */
task testGitWorkingCopy << {

    def checkChanges = 'git status -uno --porcelain'.execute([], project.rootDir).text.trim()

    if(checkChanges) {
        throw new GradleException('Commit or shash your working copy before BETA upload!')
    }
}

/**
 * This app uses multidex and it compiles faster with minimum api version 21+ (ART etc.)
 * This test make us sure if we're not uploading apk with bad min api to testing pipeline.
 */
task testMinSDK << {
    if(MIN_SDK != project.android.defaultConfig.minSdkVersion.mApiLevel) {
        throw new GradleException('Check your minSdkVersion!')
    }
}

/**
 * Allow triggering custom tests before uploading to crashlytics beta.
 */
tasks.whenTaskAdded { task ->
    if(task.name.startsWith("crashlyticsUpload")) {
        task.dependsOn testGitWorkingCopy
        task.dependsOn testMinSDK
    }
}