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79 lines
2.3 KiB
Go
79 lines
2.3 KiB
Go
package fzf
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import (
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"sort"
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"testing"
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)
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func TestOffsetSort(t *testing.T) {
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offsets := []Offset{
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Offset{3, 5}, Offset{2, 7},
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Offset{1, 3}, Offset{2, 9}}
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sort.Sort(ByOrder(offsets))
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if offsets[0][0] != 1 || offsets[0][1] != 3 ||
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offsets[1][0] != 2 || offsets[1][1] != 7 ||
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offsets[2][0] != 2 || offsets[2][1] != 9 ||
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offsets[3][0] != 3 || offsets[3][1] != 5 {
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t.Error("Invalid order:", offsets)
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}
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}
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func TestRankComparison(t *testing.T) {
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if compareRanks(Rank{3, 0, 5}, Rank{2, 0, 7}) ||
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!compareRanks(Rank{3, 0, 5}, Rank{3, 0, 6}) ||
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!compareRanks(Rank{1, 2, 3}, Rank{1, 3, 2}) ||
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!compareRanks(NilRank, Rank{0, 0, 0}) ||
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compareRanks(Rank{0, 0, 0}, NilRank) {
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t.Error("Invalid order")
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}
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}
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// Match length, string length, index
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func TestItemRank(t *testing.T) {
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strs := []string{"foo", "foobar", "bar", "baz"}
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item1 := Item{text: &strs[0], index: 1, offsets: []Offset{}}
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rank1 := item1.Rank()
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if rank1[0] != 0 || rank1[1] != 3 || rank1[2] != 1 {
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t.Error(item1.Rank())
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}
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// Only differ in index
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item2 := Item{text: &strs[0], index: 0, offsets: []Offset{}}
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items := []*Item{&item1, &item2}
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sort.Sort(ByRelevance(items))
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if items[0] != &item2 || items[1] != &item1 {
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t.Error(items)
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}
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items = []*Item{&item2, &item1, &item1, &item2}
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sort.Sort(ByRelevance(items))
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if items[0] != &item2 || items[1] != &item2 ||
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items[2] != &item1 || items[3] != &item1 {
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t.Error(items)
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}
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// Sort by relevance
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item3 := Item{text: &strs[1], index: 2, offsets: []Offset{Offset{1, 3}, Offset{5, 7}}}
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item4 := Item{text: &strs[1], index: 2, offsets: []Offset{Offset{1, 2}, Offset{6, 7}}}
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item5 := Item{text: &strs[2], index: 2, offsets: []Offset{Offset{1, 3}, Offset{5, 7}}}
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item6 := Item{text: &strs[2], index: 2, offsets: []Offset{Offset{1, 2}, Offset{6, 7}}}
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items = []*Item{&item1, &item2, &item3, &item4, &item5, &item6}
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sort.Sort(ByRelevance(items))
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if items[0] != &item2 || items[1] != &item1 ||
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items[2] != &item6 || items[3] != &item4 ||
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items[4] != &item5 || items[5] != &item3 {
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t.Error(items)
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}
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// Sort merged lists
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lists := [][]*Item{
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[]*Item{&item2, &item4, &item5}, []*Item{&item1, &item6}, []*Item{&item3}}
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items = SortMerge(lists)
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if items[0] != &item2 || items[1] != &item1 ||
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items[2] != &item6 || items[3] != &item4 ||
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items[4] != &item5 || items[5] != &item3 {
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t.Error(items)
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}
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}
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