public/go/tests/func/appendrange_test/main.go

package main

import (
	student "student"

	"github.com/01-edu/public/go/tests/lib"
)

func appendRange(min, max int) []int {
	size := max - min
	answer := []int{}
	if size <= 0 {
		return nil
	}
	for i := min; i < max; i++ {
		answer = append(answer, i)
	}
	return answer
}

func main() {
	type node struct {
		min int
		max int
	}
	table := []node{}

	// 15 random pairs of ints for a Valid Range
	for i := 0; i < 15; i++ {
		minVal := lib.RandIntBetween(-10000000, 1000000)
		gap := lib.RandIntBetween(1, 20)
		val := node{
			min: minVal,
			max: minVal + gap,
		}
		table = append(table, val)
	}

	// 15 random pairs of ints with ||invalid range||
	for i := 0; i < 15; i++ {
		minVal := lib.RandIntBetween(-10000000, 1000000)
		gap := lib.RandIntBetween(1, 20)
		val := node{
			min: minVal,
			max: minVal - gap,
		}
		table = append(table, val)
	}

	table = append(table,
		node{min: 0, max: 1},
		node{min: 0, max: 0},
		node{min: 5, max: 10},
		node{min: 10, max: 5},
	)

	for _, arg := range table {
		lib.Challenge("AppendRange", student.AppendRange, appendRange, arg.min, arg.max)
	}
}