commonMain.io.kotest.matchers.tuples.pairs.kt Maven / Gradle / Ivy

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package io.kotest.matchers.tuples

import io.kotest.matchers.Matcher
import io.kotest.matchers.MatcherResult
import io.kotest.matchers.should
import io.kotest.matchers.shouldNot

fun  Pair.shouldHaveFirst(a: A) = this should haveFirst(a)
fun  Pair.shouldNotHaveFirst(a: A) = this shouldNot haveFirst(a)
fun  haveFirst(a: A) = object : Matcher> {
   override fun test(value: Pair): MatcherResult {
      return MatcherResult(
         value.first == a,
         "Pair $value should have first value $a but was ${value.first}",
         "Pair $value should not have first value $a"
      )
   }
}

fun  Pair<*, B>.shouldHaveSecond(b: B) = this should haveSecond(b)
fun  Pair<*, B>.shouldNotHaveSecond(b: B) = this shouldNot haveSecond(b)
fun  haveSecond(b: B) = object : Matcher> {
   override fun test(value: Pair<*, B>): MatcherResult {
      return MatcherResult(
         value.second == b,
         "Pair $value should have second value $b but was ${value.second}",
         "Pair $value should not have second value $b"
      )
   }
}