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package fzf
import "testing"
func TestParseRange(t *testing.T) {
{
i := ".."
r, _ := ParseRange(&i)
if r.begin != RANGE_ELLIPSIS || r.end != RANGE_ELLIPSIS {
t.Errorf("%s", r)
}
}
{
i := "3.."
r, _ := ParseRange(&i)
if r.begin != 3 || r.end != RANGE_ELLIPSIS {
t.Errorf("%s", r)
}
}
{
i := "3..5"
r, _ := ParseRange(&i)
if r.begin != 3 || r.end != 5 {
t.Errorf("%s", r)
}
}
{
i := "-3..-5"
r, _ := ParseRange(&i)
if r.begin != -3 || r.end != -5 {
t.Errorf("%s", r)
}
}
{
i := "3"
r, _ := ParseRange(&i)
if r.begin != 3 || r.end != 3 {
t.Errorf("%s", r)
}
}
}
func TestTokenize(t *testing.T) {
// AWK-style
input := " abc: def: ghi "
tokens := Tokenize(&input, nil)
if *tokens[0].text != "abc: " || tokens[0].prefixLength != 2 {
t.Errorf("%s", tokens)
}
// With delimiter
tokens = Tokenize(&input, delimiterRegexp(":"))
if *tokens[0].text != " abc:" || tokens[0].prefixLength != 0 {
t.Errorf("%s", tokens)
}
}
func TestTransform(t *testing.T) {
input := " abc: def: ghi: jkl"
{
tokens := Tokenize(&input, nil)
{
ranges := splitNth("1,2,3")
tx := Transform(tokens, ranges)
if *tx.whole != "abc: def: ghi: " {
t.Errorf("%s", *tx)
}
}
{
ranges := splitNth("1..2,3,2..,1")
tx := Transform(tokens, ranges)
if *tx.whole != "abc: def: ghi: def: ghi: jklabc: " ||
len(tx.parts) != 4 ||
*tx.parts[0].text != "abc: def: " || tx.parts[0].prefixLength != 2 ||
*tx.parts[1].text != "ghi: " || tx.parts[1].prefixLength != 14 ||
*tx.parts[2].text != "def: ghi: jkl" || tx.parts[2].prefixLength != 8 ||
*tx.parts[3].text != "abc: " || tx.parts[3].prefixLength != 2 {
t.Errorf("%s", *tx)
}
}
}
{
tokens := Tokenize(&input, delimiterRegexp(":"))
{
ranges := splitNth("1..2,3,2..,1")
tx := Transform(tokens, ranges)
if *tx.whole != " abc: def: ghi: def: ghi: jkl abc:" ||
len(tx.parts) != 4 ||
*tx.parts[0].text != " abc: def:" || tx.parts[0].prefixLength != 0 ||
*tx.parts[1].text != " ghi:" || tx.parts[1].prefixLength != 12 ||
*tx.parts[2].text != " def: ghi: jkl" || tx.parts[2].prefixLength != 6 ||
*tx.parts[3].text != " abc:" || tx.parts[3].prefixLength != 0 {
t.Errorf("%s", *tx)
}
}
}
}
func TestTransformIndexOutOfBounds(t *testing.T) {
Transform([]Token{}, splitNth("1"))
}
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