geom/primes/ints_test.go

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2019-12-21 12:44:19 +00:00
package primes
import (
"testing"
"github.com/stretchr/testify/assert"
)
func TestLCM(t *testing.T) {
var tests = []struct {
Expected int64
A, B int64
}{
{2 * 3 * 5 * 7, 2 * 3 * 5, 2 * 3 * 7},
{2 * 2 * 3 * 5 * 7, 2 * 3 * 5, 2 * 2 * 7},
}
for _, test := range tests {
assert.Equal(t, test.Expected, LCM(test.A, test.B))
assert.Equal(t, test.Expected, LCM(test.B, test.A))
}
}
func TestGCD(t *testing.T) {
var tests = []struct {
Expected int64
A, B int64
}{
{2 * 3, 2 * 3 * 5, 2 * 3 * 7},
{2, 2 * 3 * 5, 2 * 2 * 7},
{1, 3 * 5, 2 * 2 * 7},
}
for _, test := range tests {
assert.Equal(t, test.Expected, GCD(test.A, test.B))
assert.Equal(t, test.Expected, GCD(test.B, test.A))
}
}