Implement --toggle-sort option (#173)

1 files changed, 43 insertions, 2 deletions

diff --git a/src/options_test.go b/src/options_test.go
index b20cd6a3..36959da4 100644
--- a/src/options_test.go
+++ b/src/options_test.go
@@ -70,8 +70,8 @@ func TestIrrelevantNth(t *testing.T) {
 	}
 }
 
-func TestExpectKeys(t *testing.T) {
-	keys := parseKeyChords("ctrl-z,alt-z,f2,@,Alt-a,!,ctrl-G,J,g")
+func TestParseKeys(t *testing.T) {
+	keys := parseKeyChords("ctrl-z,alt-z,f2,@,Alt-a,!,ctrl-G,J,g", "")
 	check := func(key int, expected int) {
 		if key != expected {
 			t.Errorf("%d != %d", key, expected)
@@ -88,3 +88,44 @@ func TestExpectKeys(t *testing.T) {
 	check(keys[7], curses.AltZ+'J')
 	check(keys[8], curses.AltZ+'g')
 }
+
+func TestParseKeysWithComma(t *testing.T) {
+	check := func(key int, expected int) {
+		if key != expected {
+			t.Errorf("%d != %d", key, expected)
+		}
+	}
+
+	keys := parseKeyChords(",", "")
+	check(len(keys), 1)
+	check(keys[0], curses.AltZ+',')
+
+	keys = parseKeyChords(",,a,b", "")
+	check(len(keys), 3)
+	check(keys[0], curses.AltZ+'a')
+	check(keys[1], curses.AltZ+'b')
+	check(keys[2], curses.AltZ+',')
+
+	keys = parseKeyChords("a,b,,", "")
+	check(len(keys), 3)
+	check(keys[0], curses.AltZ+'a')
+	check(keys[1], curses.AltZ+'b')
+	check(keys[2], curses.AltZ+',')
+
+	keys = parseKeyChords("a,,,b", "")
+	check(len(keys), 3)
+	check(keys[0], curses.AltZ+'a')
+	check(keys[1], curses.AltZ+'b')
+	check(keys[2], curses.AltZ+',')
+
+	keys = parseKeyChords("a,,,b,c", "")
+	check(len(keys), 4)
+	check(keys[0], curses.AltZ+'a')
+	check(keys[1], curses.AltZ+'b')
+	check(keys[2], curses.AltZ+'c')
+	check(keys[3], curses.AltZ+',')
+
+	keys = parseKeyChords(",,,", "")
+	check(len(keys), 1)
+	check(keys[0], curses.AltZ+',')
+}