mirror of https://github.com/Llewellynvdm/fzf.git
210 lines
7.9 KiB
Go
210 lines
7.9 KiB
Go
package fzf
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import (
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"reflect"
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"testing"
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"github.com/junegunn/fzf/src/algo"
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"github.com/junegunn/fzf/src/util"
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)
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var slab *util.Slab
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func init() {
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slab = util.MakeSlab(slab16Size, slab32Size)
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}
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func TestParseTermsExtended(t *testing.T) {
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terms := parseTerms(true, CaseSmart, false,
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"aaa 'bbb ^ccc ddd$ !eee !'fff !^ggg !hhh$ | ^iii$ ^xxx | 'yyy | zzz$ | !ZZZ |")
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if len(terms) != 9 ||
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terms[0][0].typ != termFuzzy || terms[0][0].inv ||
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terms[1][0].typ != termExact || terms[1][0].inv ||
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terms[2][0].typ != termPrefix || terms[2][0].inv ||
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terms[3][0].typ != termSuffix || terms[3][0].inv ||
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terms[4][0].typ != termExact || !terms[4][0].inv ||
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terms[5][0].typ != termFuzzy || !terms[5][0].inv ||
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terms[6][0].typ != termPrefix || !terms[6][0].inv ||
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terms[7][0].typ != termSuffix || !terms[7][0].inv ||
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terms[7][1].typ != termEqual || terms[7][1].inv ||
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terms[8][0].typ != termPrefix || terms[8][0].inv ||
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terms[8][1].typ != termExact || terms[8][1].inv ||
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terms[8][2].typ != termSuffix || terms[8][2].inv ||
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terms[8][3].typ != termExact || !terms[8][3].inv {
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t.Errorf("%v", terms)
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}
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for _, termSet := range terms[:8] {
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term := termSet[0]
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if len(term.text) != 3 {
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t.Errorf("%v", term)
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}
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}
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}
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func TestParseTermsExtendedExact(t *testing.T) {
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terms := parseTerms(false, CaseSmart, false,
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"aaa 'bbb ^ccc ddd$ !eee !'fff !^ggg !hhh$")
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if len(terms) != 8 ||
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terms[0][0].typ != termExact || terms[0][0].inv || len(terms[0][0].text) != 3 ||
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terms[1][0].typ != termFuzzy || terms[1][0].inv || len(terms[1][0].text) != 3 ||
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terms[2][0].typ != termPrefix || terms[2][0].inv || len(terms[2][0].text) != 3 ||
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terms[3][0].typ != termSuffix || terms[3][0].inv || len(terms[3][0].text) != 3 ||
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terms[4][0].typ != termExact || !terms[4][0].inv || len(terms[4][0].text) != 3 ||
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terms[5][0].typ != termFuzzy || !terms[5][0].inv || len(terms[5][0].text) != 3 ||
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terms[6][0].typ != termPrefix || !terms[6][0].inv || len(terms[6][0].text) != 3 ||
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terms[7][0].typ != termSuffix || !terms[7][0].inv || len(terms[7][0].text) != 3 {
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t.Errorf("%v", terms)
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}
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}
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func TestParseTermsEmpty(t *testing.T) {
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terms := parseTerms(true, CaseSmart, false, "' ^ !' !^")
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if len(terms) != 0 {
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t.Errorf("%v", terms)
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}
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}
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func TestExact(t *testing.T) {
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defer clearPatternCache()
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clearPatternCache()
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pattern := BuildPattern(true, algo.FuzzyMatchV2, true, CaseSmart, false, true, false, true,
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[]Range{}, Delimiter{}, []rune("'abc"))
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chars := util.ToChars([]byte("aabbcc abc"))
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res, pos := algo.ExactMatchNaive(
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pattern.caseSensitive, pattern.normalize, pattern.forward, &chars, pattern.termSets[0][0].text, true, nil)
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if res.Start != 7 || res.End != 10 {
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t.Errorf("%v / %d / %d", pattern.termSets, res.Start, res.End)
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}
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if pos != nil {
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t.Errorf("pos is expected to be nil")
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}
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}
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func TestEqual(t *testing.T) {
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defer clearPatternCache()
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clearPatternCache()
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pattern := BuildPattern(true, algo.FuzzyMatchV2, true, CaseSmart, false, true, false, true, []Range{}, Delimiter{}, []rune("^AbC$"))
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match := func(str string, sidxExpected int, eidxExpected int) {
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chars := util.ToChars([]byte(str))
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res, pos := algo.EqualMatch(
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pattern.caseSensitive, pattern.normalize, pattern.forward, &chars, pattern.termSets[0][0].text, true, nil)
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if res.Start != sidxExpected || res.End != eidxExpected {
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t.Errorf("%v / %d / %d", pattern.termSets, res.Start, res.End)
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}
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if pos != nil {
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t.Errorf("pos is expected to be nil")
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}
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}
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match("ABC", -1, -1)
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match("AbC", 0, 3)
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match("AbC ", 0, 3)
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match(" AbC ", 1, 4)
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match(" AbC", 2, 5)
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}
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func TestCaseSensitivity(t *testing.T) {
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defer clearPatternCache()
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clearPatternCache()
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pat1 := BuildPattern(true, algo.FuzzyMatchV2, false, CaseSmart, false, true, false, true, []Range{}, Delimiter{}, []rune("abc"))
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clearPatternCache()
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pat2 := BuildPattern(true, algo.FuzzyMatchV2, false, CaseSmart, false, true, false, true, []Range{}, Delimiter{}, []rune("Abc"))
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clearPatternCache()
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pat3 := BuildPattern(true, algo.FuzzyMatchV2, false, CaseIgnore, false, true, false, true, []Range{}, Delimiter{}, []rune("abc"))
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clearPatternCache()
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pat4 := BuildPattern(true, algo.FuzzyMatchV2, false, CaseIgnore, false, true, false, true, []Range{}, Delimiter{}, []rune("Abc"))
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clearPatternCache()
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pat5 := BuildPattern(true, algo.FuzzyMatchV2, false, CaseRespect, false, true, false, true, []Range{}, Delimiter{}, []rune("abc"))
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clearPatternCache()
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pat6 := BuildPattern(true, algo.FuzzyMatchV2, false, CaseRespect, false, true, false, true, []Range{}, Delimiter{}, []rune("Abc"))
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if string(pat1.text) != "abc" || pat1.caseSensitive != false ||
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string(pat2.text) != "Abc" || pat2.caseSensitive != true ||
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string(pat3.text) != "abc" || pat3.caseSensitive != false ||
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string(pat4.text) != "abc" || pat4.caseSensitive != false ||
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string(pat5.text) != "abc" || pat5.caseSensitive != true ||
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string(pat6.text) != "Abc" || pat6.caseSensitive != true {
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t.Error("Invalid case conversion")
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}
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}
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func TestOrigTextAndTransformed(t *testing.T) {
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pattern := BuildPattern(true, algo.FuzzyMatchV2, true, CaseSmart, false, true, false, true, []Range{}, Delimiter{}, []rune("jg"))
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tokens := Tokenize("junegunn", Delimiter{})
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trans := Transform(tokens, []Range{{1, 1}})
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origBytes := []byte("junegunn.choi")
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for _, extended := range []bool{false, true} {
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chunk := Chunk{count: 1}
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chunk.items[0] = Item{
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text: util.ToChars([]byte("junegunn")),
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origText: &origBytes,
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transformed: &trans}
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pattern.extended = extended
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matches := pattern.matchChunk(&chunk, nil, slab) // No cache
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if !(matches[0].item.text.ToString() == "junegunn" &&
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string(*matches[0].item.origText) == "junegunn.choi" &&
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reflect.DeepEqual(*matches[0].item.transformed, trans)) {
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t.Error("Invalid match result", matches)
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}
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match, offsets, pos := pattern.MatchItem(&chunk.items[0], true, slab)
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if !(match.item.text.ToString() == "junegunn" &&
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string(*match.item.origText) == "junegunn.choi" &&
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offsets[0][0] == 0 && offsets[0][1] == 5 &&
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reflect.DeepEqual(*match.item.transformed, trans)) {
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t.Error("Invalid match result", match, offsets, extended)
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}
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if !((*pos)[0] == 4 && (*pos)[1] == 0) {
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t.Error("Invalid pos array", *pos)
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}
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}
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}
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func TestCacheKey(t *testing.T) {
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test := func(extended bool, patStr string, expected string, cacheable bool) {
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clearPatternCache()
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pat := BuildPattern(true, algo.FuzzyMatchV2, extended, CaseSmart, false, true, false, true, []Range{}, Delimiter{}, []rune(patStr))
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if pat.CacheKey() != expected {
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t.Errorf("Expected: %s, actual: %s", expected, pat.CacheKey())
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}
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if pat.cacheable != cacheable {
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t.Errorf("Expected: %t, actual: %t (%s)", cacheable, pat.cacheable, patStr)
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}
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clearPatternCache()
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}
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test(false, "foo !bar", "foo !bar", true)
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test(false, "foo | bar !baz", "foo | bar !baz", true)
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test(true, "foo bar baz", "foo\tbar\tbaz", true)
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test(true, "foo !bar", "foo", false)
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test(true, "foo !bar baz", "foo\tbaz", false)
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test(true, "foo | bar baz", "baz", false)
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test(true, "foo | bar | baz", "", false)
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test(true, "foo | bar !baz", "", false)
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test(true, "| | foo", "", false)
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test(true, "| | | foo", "foo", false)
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}
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func TestCacheable(t *testing.T) {
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test := func(fuzzy bool, str string, expected string, cacheable bool) {
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clearPatternCache()
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pat := BuildPattern(fuzzy, algo.FuzzyMatchV2, true, CaseSmart, true, true, false, true, []Range{}, Delimiter{}, []rune(str))
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if pat.CacheKey() != expected {
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t.Errorf("Expected: %s, actual: %s", expected, pat.CacheKey())
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}
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if cacheable != pat.cacheable {
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t.Errorf("Invalid Pattern.cacheable for \"%s\": %v (expected: %v)", str, pat.cacheable, cacheable)
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}
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clearPatternCache()
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}
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test(true, "foo bar", "foo\tbar", true)
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test(true, "foo 'bar", "foo\tbar", false)
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test(true, "foo !bar", "foo", false)
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test(false, "foo bar", "foo\tbar", true)
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test(false, "foo 'bar", "foo", false)
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test(false, "foo '", "foo", true)
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test(false, "foo 'bar", "foo", false)
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test(false, "foo !bar", "foo", false)
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}
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