fzf/src/item_test.go
2016-01-13 21:27:43 +09:00

109 lines
3.5 KiB
Go

package fzf
import (
"math"
"sort"
"testing"
"github.com/junegunn/fzf/src/curses"
)
func TestOffsetSort(t *testing.T) {
offsets := []Offset{
Offset{3, 5}, Offset{2, 7},
Offset{1, 3}, Offset{2, 9}}
sort.Sort(ByOrder(offsets))
if offsets[0][0] != 1 || offsets[0][1] != 3 ||
offsets[1][0] != 2 || offsets[1][1] != 7 ||
offsets[2][0] != 2 || offsets[2][1] != 9 ||
offsets[3][0] != 3 || offsets[3][1] != 5 {
t.Error("Invalid order:", offsets)
}
}
func TestRankComparison(t *testing.T) {
if compareRanks([]int32{3, 0, 5}, []int32{2, 0, 7}, false) ||
!compareRanks([]int32{3, 0, 5}, []int32{3, 0, 6}, false) ||
!compareRanks([]int32{1, 2, 3}, []int32{1, 3, 2}, false) ||
!compareRanks([]int32{0, 0, 0}, []int32{0, 0, 0}, false) {
t.Error("Invalid order")
}
if compareRanks([]int32{3, 0, 5}, []int32{2, 0, 7}, true) ||
!compareRanks([]int32{3, 0, 5}, []int32{3, 0, 6}, false) ||
!compareRanks([]int32{1, 2, 3}, []int32{1, 3, 2}, true) ||
!compareRanks([]int32{0, 0, 0}, []int32{0, 0, 0}, false) {
t.Error("Invalid order (tac)")
}
}
// Match length, string length, index
func TestItemRank(t *testing.T) {
// FIXME global
sortCriteria = []criterion{byMatchLen, byLength, byIndex}
strs := [][]rune{[]rune("foo"), []rune("foobar"), []rune("bar"), []rune("baz")}
item1 := Item{text: strs[0], index: 1, offsets: []Offset{}}
rank1 := item1.Rank(true)
if rank1[0] != math.MaxInt32 || rank1[1] != 3 || rank1[2] != 1 {
t.Error(item1.Rank(true))
}
// Only differ in index
item2 := Item{text: strs[0], index: 0, offsets: []Offset{}}
items := []*Item{&item1, &item2}
sort.Sort(ByRelevance(items))
if items[0] != &item2 || items[1] != &item1 {
t.Error(items)
}
items = []*Item{&item2, &item1, &item1, &item2}
sort.Sort(ByRelevance(items))
if items[0] != &item2 || items[1] != &item2 ||
items[2] != &item1 || items[3] != &item1 {
t.Error(items)
}
// Sort by relevance
item3 := Item{text: strs[1], rank: []int32{0, 0, 2}, offsets: []Offset{Offset{1, 3}, Offset{5, 7}}}
item4 := Item{text: strs[1], rank: []int32{0, 0, 2}, offsets: []Offset{Offset{1, 2}, Offset{6, 7}}}
item5 := Item{text: strs[2], rank: []int32{0, 0, 2}, offsets: []Offset{Offset{1, 3}, Offset{5, 7}}}
item6 := Item{text: strs[2], rank: []int32{0, 0, 2}, offsets: []Offset{Offset{1, 2}, Offset{6, 7}}}
items = []*Item{&item1, &item2, &item3, &item4, &item5, &item6}
sort.Sort(ByRelevance(items))
if items[0] != &item6 || items[1] != &item4 ||
items[2] != &item5 || items[3] != &item3 ||
items[4] != &item2 || items[5] != &item1 {
t.Error(items)
}
}
func TestColorOffset(t *testing.T) {
// ------------ 20 ---- -- ----
// ++++++++ ++++++++++
// --++++++++-- --++++++++++---
item := Item{
offsets: []Offset{Offset{5, 15}, Offset{25, 35}},
colors: []ansiOffset{
ansiOffset{[2]int32{0, 20}, ansiState{1, 5, false}},
ansiOffset{[2]int32{22, 27}, ansiState{2, 6, true}},
ansiOffset{[2]int32{30, 32}, ansiState{3, 7, false}},
ansiOffset{[2]int32{33, 40}, ansiState{4, 8, true}}}}
// [{[0 5] 9 false} {[5 15] 99 false} {[15 20] 9 false} {[22 25] 10 true} {[25 35] 99 false} {[35 40] 11 true}]
offsets := item.colorOffsets(99, false, true)
assert := func(idx int, b int32, e int32, c int, bold bool) {
o := offsets[idx]
if o.offset[0] != b || o.offset[1] != e || o.color != c || o.bold != bold {
t.Error(o)
}
}
assert(0, 0, 5, curses.ColUser, false)
assert(1, 5, 15, 99, false)
assert(2, 15, 20, curses.ColUser, false)
assert(3, 22, 25, curses.ColUser+1, true)
assert(4, 25, 35, 99, false)
assert(5, 35, 40, curses.ColUser+2, true)
}