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