micro/internal/util/util_test.go
2019-12-25 17:05:10 -05:00

34 lines
716 B
Go

package util
import (
"testing"
"github.com/stretchr/testify/assert"
)
func TestStringWidth(t *testing.T) {
bytes := []byte("\tPot să \tmănânc sticlă și ea nu mă rănește.")
n := StringWidth(bytes, 23, 4)
assert.Equal(t, 26, n)
}
func TestSliceVisualEnd(t *testing.T) {
s := []byte("\thello")
slc, n, _ := SliceVisualEnd(s, 2, 4)
assert.Equal(t, []byte("\thello"), slc)
assert.Equal(t, 2, n)
slc, n, _ = SliceVisualEnd(s, 1, 4)
assert.Equal(t, []byte("\thello"), slc)
assert.Equal(t, 1, n)
slc, n, _ = SliceVisualEnd(s, 4, 4)
assert.Equal(t, []byte("hello"), slc)
assert.Equal(t, 0, n)
slc, n, _ = SliceVisualEnd(s, 5, 4)
assert.Equal(t, []byte("ello"), slc)
assert.Equal(t, 0, n)
}