fun <T : CharSequence> Expect<T>.isNotBlank(): Expect<T> (source)Expects that the subject of this expectation (a CharSequence) CharSequence.kotlin.text.isNotBlank.
expect("XZY").isNotBlank()
fails {
    expect(" ").isNotBlank()
}
fails { // because subject is empty but contains no whitespaces
    expect("").isNotBlank()
}Return
an Expect for the subject of this expectation.