return noElementSplitFunction(expectedBucketNumber)
    }
    if (expectedBucketNumber == 1) {
        return listOf(smallElementAggregateFunction(list))
    }

    val roughSizeOfEachBucket = list.sumOf(toIntFunction) / expectedBucketNumber
    if (roughSizeOfEachBucket == 0) {
        // The elements in the list are so small that they can't even be divided into {expectedBucketNumber}.

        )
}

class SubprojectTestClassTime(
    val subProject: GradleSubproject,
    testClassTimes: List<TestClassTime> = emptyList(),
) {
    val totalTime: Int = testClassTimes.sumOf { it.buildTimeMs }

    override fun toString(): String = "SubprojectTestClassTime(subProject=${subProject.name}, totalTime=$totalTime)"
}

data class SmallSubprojectBucket(
    val subprojects: List<GradleSubproject>,

}

data class TestProjectDuration(
    val testProject: String,
    val scenarioDurations: List<PerformanceTestDuration>,
) {
    val totalTime: Int = scenarioDurations.sumOf { it.durationInMs }

    fun split(expectedBucketNumber: Int): List<PerformanceTestBucket> =
        if (expectedBucketNumber == 1 || scenarioDurations.size == 1) {