$ go get github.com/bmizerany/assert

package point
type Point struct {
    x, y int
}

package point
import (
    "testing"
    "github.com/bmizerany/assert"
)
func TestAsserts(t *testing.T) {
    p1 := Point{1, 1}
    p2 := Point{2, 1}
    assert.Equal(t, p1, p2)
}

https://github.com/bmizerany/assert