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Fix #344 - Backward scan when --tiebreak=end

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This commit is contained in:
Junegunn Choi
2015-09-12 11:37:55 +09:00
parent 9017e29741
commit 64443221aa
6 changed files with 112 additions and 58 deletions
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56
src/algo/algo_test.go
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@@ -5,11 +5,11 @@ import (
"testing"
)
func assertMatch(t *testing.T, fun func(bool, []rune, []rune) (int, int), caseSensitive bool, input string, pattern string, sidx int, eidx int) {
func assertMatch(t *testing.T, fun func(bool, bool, []rune, []rune) (int, int), caseSensitive bool, forward bool, input string, pattern string, sidx int, eidx int) {
if !caseSensitive {
pattern = strings.ToLower(pattern)
}
s, e := fun(caseSensitive, []rune(input), []rune(pattern))
s, e := fun(caseSensitive, forward, []rune(input), []rune(pattern))
if s != sidx {
t.Errorf("Invalid start index: %d (expected: %d, %s / %s)", s, sidx, input, pattern)
}
@@ -19,33 +19,51 @@ func assertMatch(t *testing.T, fun func(bool, []rune, []rune) (int, int), caseSe
}
func TestFuzzyMatch(t *testing.T) {
assertMatch(t, FuzzyMatch, false, "fooBarbaz", "oBZ", 2, 9)
assertMatch(t, FuzzyMatch, true, "fooBarbaz", "oBZ", -1, -1)
assertMatch(t, FuzzyMatch, true, "fooBarbaz", "oBz", 2, 9)
assertMatch(t, FuzzyMatch, true, "fooBarbaz", "fooBarbazz", -1, -1)
assertMatch(t, FuzzyMatch, false, true, "fooBarbaz", "oBZ", 2, 9)
assertMatch(t, FuzzyMatch, true, true, "fooBarbaz", "oBZ", -1, -1)
assertMatch(t, FuzzyMatch, true, true, "fooBarbaz", "oBz", 2, 9)
assertMatch(t, FuzzyMatch, true, true, "fooBarbaz", "fooBarbazz", -1, -1)
}
func TestFuzzyMatchBackward(t *testing.T) {
assertMatch(t, FuzzyMatch, false, true, "foobar fb", "fb", 0, 4)
assertMatch(t, FuzzyMatch, false, false, "foobar fb", "fb", 7, 9)
}
func TestExactMatchNaive(t *testing.T) {
assertMatch(t, ExactMatchNaive, false, "fooBarbaz", "oBA", 2, 5)
assertMatch(t, ExactMatchNaive, true, "fooBarbaz", "oBA", -1, -1)
assertMatch(t, ExactMatchNaive, true, "fooBarbaz", "fooBarbazz", -1, -1)
for _, dir := range []bool{true, false} {
assertMatch(t, ExactMatchNaive, false, dir, "fooBarbaz", "oBA", 2, 5)
assertMatch(t, ExactMatchNaive, true, dir, "fooBarbaz", "oBA", -1, -1)
assertMatch(t, ExactMatchNaive, true, dir, "fooBarbaz", "fooBarbazz", -1, -1)
}
}
func TestExactMatchNaiveBackward(t *testing.T) {
assertMatch(t, FuzzyMatch, false, true, "foobar foob", "oo", 1, 3)
assertMatch(t, FuzzyMatch, false, false, "foobar foob", "oo", 8, 10)
}
func TestPrefixMatch(t *testing.T) {
assertMatch(t, PrefixMatch, false, "fooBarbaz", "Foo", 0, 3)
assertMatch(t, PrefixMatch, true, "fooBarbaz", "Foo", -1, -1)
assertMatch(t, PrefixMatch, false, "fooBarbaz", "baz", -1, -1)
for _, dir := range []bool{true, false} {
assertMatch(t, PrefixMatch, false, dir, "fooBarbaz", "Foo", 0, 3)
assertMatch(t, PrefixMatch, true, dir, "fooBarbaz", "Foo", -1, -1)
assertMatch(t, PrefixMatch, false, dir, "fooBarbaz", "baz", -1, -1)
}
}
func TestSuffixMatch(t *testing.T) {
assertMatch(t, SuffixMatch, false, "fooBarbaz", "Foo", -1, -1)
assertMatch(t, SuffixMatch, false, "fooBarbaz", "baz", 6, 9)
assertMatch(t, SuffixMatch, true, "fooBarbaz", "Baz", -1, -1)
for _, dir := range []bool{true, false} {
assertMatch(t, SuffixMatch, false, dir, "fooBarbaz", "Foo", -1, -1)
assertMatch(t, SuffixMatch, false, dir, "fooBarbaz", "baz", 6, 9)
assertMatch(t, SuffixMatch, true, dir, "fooBarbaz", "Baz", -1, -1)
}
}
func TestEmptyPattern(t *testing.T) {
assertMatch(t, FuzzyMatch, true, "foobar", "", 0, 0)
assertMatch(t, ExactMatchNaive, true, "foobar", "", 0, 0)
assertMatch(t, PrefixMatch, true, "foobar", "", 0, 0)
assertMatch(t, SuffixMatch, true, "foobar", "", 6, 6)
for _, dir := range []bool{true, false} {
assertMatch(t, FuzzyMatch, true, dir, "foobar", "", 0, 0)
assertMatch(t, ExactMatchNaive, true, dir, "foobar", "", 0, 0)
assertMatch(t, PrefixMatch, true, dir, "foobar", "", 0, 0)
assertMatch(t, SuffixMatch, true, dir, "foobar", "", 6, 6)
}
}