When currentBuild.result change during declarative always closure, it's value not refreshed

[wityamin]

Jenkins and plugins versions report

Environment

Paste the output here

What Operating System are you using (both controller, and any agents involved in the problem)?

Ubuntu 18

Reproduction steps

pipeline {
agent any

stages {
    stage('Hello') {
        steps {
            echo 'Hello World'
        }
    }
}
post {
    always{
        error "Error from always"
    }
    success{
        echo "SUCCESS"
    }
     unsuccessful {
        echo "NOT SUCCESS"
     }
}

}

Expected Results

NOT SUCCESS

Actual Results

SUCCESS

Anything else?

Probably the orders here:
https://github.com/jenkinsci/JenkinsPipelineUnit/blob/master/src/main/groovy/com/lesfurets/jenkins/unit/declarative/PostDeclaration.groovy#L58