adder_test.go


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package main

import "testing"
import "fmt"

func TestAdder(t *testing.T) {
	sum := Add(2, 2)
	expected := 4

	if sum != expected {
		t.Errorf("expected '%d' but got '%d'", expected, sum)
	}
}

func ExampleAdd() {
	sum := Add(1, 5)
	fmt.Println(sum)
	// Output: 6
}