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path: root/exercises/2.2-2/selection_sort_test.go
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package main

import "testing"

func Sort(i *[]int) {
	items := *i
	size := len(items)

	for i := 0; i < size; i++ {
		for j := i + 1; j < size; j++ {
			if items[j] < items[i] {
				items[i], items[j] = items[j], items[i]
			}
		}
	}
}

func TestSelectionSort(t *testing.T) {
	t.Run("Worst case", func(t *testing.T) {
		items := []int{10, 9, 8, 7, 6, 5, 4, 3, 2, 1}

		Sort(&items)

		for i := 0; i < len(items); i++ {
			expected := i + 1
			if items[i] != expected {
				t.Errorf("Expected '%d', got '%d'", expected, items[i])
			}
		}
	})
}