cli/internal/lazyregexp/lazyregexp_test.go

24 lines
389 B
Go

package lazyregexp
import (
"testing"
)
func TestCompileOnce(t *testing.T) {
t.Run("invalid regexp", func(t *testing.T) {
defer func() {
if r := recover(); r == nil {
t.Errorf("expected a panic")
}
}()
_ = New("[")
})
t.Run("valid regexp", func(t *testing.T) {
re := New("[a-z]")
ok := re.MatchString("hello")
if !ok {
t.Errorf("expected a match")
}
})
}