leetcode.go/solutions/integer_to_roman/intToRoman_test.go at master · WindomZ/leetcode.go · GitHub

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package integertoroman

import (
	"testing"

	"github.com/WindomZ/testify/assert"
)

func Test_intToRoman(t *testing.T) {
	assert.Equal(t, "", intToRoman(0))
	assert.Equal(t, "", intToRoman(4000))

	assert.Equal(t, "I", intToRoman(1))
	assert.Equal(t, "X", intToRoman(10))
	assert.Equal(t, "C", intToRoman(100))
	assert.Equal(t, "M", intToRoman(1000))
	assert.Equal(t, "MCXI", intToRoman(1111))
	assert.Equal(t, "MCX", intToRoman(1110))
	assert.Equal(t, "MMMCMXCIX", intToRoman(3999))
}

func Benchmark_intToRoman(b *testing.B) {
	b.StopTimer()
	b.ReportAllocs()
	b.StartTimer()
	b.RunParallel(func(pb *testing.PB) {
		for pb.Next() {
			intToRoman(0)
			intToRoman(9)
			intToRoman(10)
			intToRoman(99)
			intToRoman(100)
			intToRoman(999)
			intToRoman(1000)
			intToRoman(3999)
		}
	})
}