Fix invalid cache lookups

src/pattern.go

@@ -10,12 +10,12 @@ import (
 
 // fuzzy
 // 'exact
-// ^exact-prefix
-// exact-suffix$
-// !not-fuzzy
-// !'not-exact
-// !^not-exact-prefix
-// !not-exact-suffix$
+// ^prefix-exact
+// suffix-exact$
+// !inverse-exact
+// !'inverse-fuzzy
+// !^inverse-prefix-exact
+// !inverse-suffix-exact$
 
 type termType int
 
@@ -32,7 +32,6 @@ type term struct {
 	inv           bool
 	text          []rune
 	caseSensitive bool
-	origText      []rune
 }
 
 type termSet []term
@@ -101,7 +100,7 @@ func BuildPattern(fuzzy bool, fuzzyAlgo algo.Algo, extended bool, caseMode Case,
 			for idx, term := range termSet {
 				// If the query contains inverse search terms or OR operators,
 				// we cannot cache the search scope
-				if !cacheable || idx > 0 || term.inv || !fuzzy && term.typ != termExact {
+				if !cacheable || idx > 0 || term.inv || fuzzy && term.typ != termFuzzy || !fuzzy && term.typ != termExact {
 					cacheable = false
 					break Loop
 				}
@@ -153,7 +152,6 @@ func parseTerms(fuzzy bool, caseMode Case, normalize bool, str string) []termSet
 		if !caseSensitive {
 			text = lowerText
 		}
-		origText := []rune(text)
 		if !fuzzy {
 			typ = termExact
 		}
@@ -204,8 +202,7 @@ func parseTerms(fuzzy bool, caseMode Case, normalize bool, str string) []termSet
 				typ:           typ,
 				inv:           inv,
 				text:          textRunes,
-				caseSensitive: caseSensitive,
-				origText:      origText})
+				caseSensitive: caseSensitive})
 			switchSet = true
 		}
 	}
@@ -236,7 +233,7 @@ func (p *Pattern) CacheKey() string {
 	cacheableTerms := []string{}
 	for _, termSet := range p.termSets {
 		if len(termSet) == 1 && !termSet[0].inv && (p.fuzzy || termSet[0].typ == termExact) {
-			cacheableTerms = append(cacheableTerms, string(termSet[0].origText))
+			cacheableTerms = append(cacheableTerms, string(termSet[0].text))
 		}
 	}
 	return strings.Join(cacheableTerms, " ")

src/pattern_test.go

@@ -33,19 +33,11 @@ func TestParseTermsExtended(t *testing.T) {
 		terms[8][3].typ != termExact || !terms[8][3].inv {
 		t.Errorf("%s", terms)
 	}
-	for idx, termSet := range terms[:8] {
+	for _, termSet := range terms[:8] {
 		term := termSet[0]
 		if len(term.text) != 3 {
 			t.Errorf("%s", term)
 		}
-		if idx > 0 && len(term.origText) != 4+idx/5 {
-			t.Errorf("%s", term)
-		}
-	}
-	for _, term := range terms[8] {
-		if len(term.origText) != 4 {
-			t.Errorf("%s", term)
-		}
 	}
 }
 
@@ -167,6 +159,7 @@ func TestOrigTextAndTransformed(t *testing.T) {
 
 func TestCacheKey(t *testing.T) {
 	test := func(extended bool, patStr string, expected string, cacheable bool) {
+		clearPatternCache()
 		pat := BuildPattern(true, algo.FuzzyMatchV2, extended, CaseSmart, false, true, true, []Range{}, Delimiter{}, []rune(patStr))
 		if pat.CacheKey() != expected {
 			t.Errorf("Expected: %s, actual: %s", expected, pat.CacheKey())
@@ -188,19 +181,24 @@ func TestCacheKey(t *testing.T) {
 }
 
 func TestCacheable(t *testing.T) {
-	test := func(fuzzy bool, str string, cacheable bool) {
+	test := func(fuzzy bool, str string, expected string, cacheable bool) {
 		clearPatternCache()
 		pat := BuildPattern(fuzzy, algo.FuzzyMatchV2, true, CaseSmart, true, true, true, []Range{}, Delimiter{}, []rune(str))
+		if pat.CacheKey() != expected {
+			t.Errorf("Expected: %s, actual: %s", expected, pat.CacheKey())
+		}
 		if cacheable != pat.cacheable {
 			t.Errorf("Invalid Pattern.cacheable for \"%s\": %v (expected: %v)", str, pat.cacheable, cacheable)
 		}
+		clearPatternCache()
 	}
-	test(true, "foo bar", true)
-	test(true, "foo 'bar", true)
-	test(true, "foo !bar", false)
-
-	test(false, "foo bar", true)
-	test(false, "foo '", true)
-	test(false, "foo 'bar", false)
-	test(false, "foo !bar", false)
+	test(true, "foo bar", "foo bar", true)
+	test(true, "foo 'bar", "foo bar", false)
+	test(true, "foo !bar", "foo", false)
+
+	test(false, "foo bar", "foo bar", true)
+	test(false, "foo 'bar", "foo", false)
+	test(false, "foo '", "foo", true)
+	test(false, "foo 'bar", "foo", false)
+	test(false, "foo !bar", "foo", false)
 }

test/test_go.rb

@@ -719,6 +719,38 @@ class TestGoFZF < TestBase
     tmux.send_keys :Enter
   end
 
+  def test_invalid_cache_query_type
+    command = %[(echo 'foo\\$bar'; echo 'barfoo'; echo 'foo^bar'; echo \\"foo'1-2\\"; seq 100) | #{fzf}]
+
+    # Suffix match
+    tmux.send_keys command, :Enter
+    tmux.until { |lines| lines.match_count == 104 }
+    tmux.send_keys 'foo$'
+    tmux.until { |lines| lines.match_count == 1 }
+    tmux.send_keys 'bar'
+    tmux.until { |lines| lines.match_count == 1 }
+    tmux.send_keys :Enter
+
+    # Prefix match
+    tmux.prepare
+    tmux.send_keys command, :Enter
+    tmux.until { |lines| lines.match_count == 104 }
+    tmux.send_keys '^bar'
+    tmux.until { |lines| lines.match_count == 1 }
+    tmux.send_keys 'C-a', 'foo'
+    tmux.until { |lines| lines.match_count == 1 }
+    tmux.send_keys :Enter
+
+    # Exact match
+    tmux.prepare
+    tmux.send_keys command, :Enter
+    tmux.until { |lines| lines.match_count == 104 }
+    tmux.send_keys "'12"
+    tmux.until { |lines| lines.match_count == 1 }
+    tmux.send_keys 'C-a', 'foo'
+    tmux.until { |lines| lines.match_count == 1 }
+  end
+
   def test_smart_case_for_each_term
     assert_equal 1, `echo Foo bar | #{FZF} -x -f "foo Fbar" | wc -l`.to_i
   end