Backport: Feature [feature-requests:#1305] Optimize setting up keyword lists in lexers.

Avoids splitting and sorting the input twice.

Backport of changeset 7697:f0848608c92c.

1 files changed, 15 insertions, 0 deletions

diff --git a/test/unit/testWordList.cxx b/test/unit/testWordList.cxx
index 4d7805d1e..3970d37d4 100644
--- a/test/unit/testWordList.cxx
+++ b/test/unit/testWordList.cxx
@@ -26,6 +26,21 @@ TEST_CASE("WordList") {
 		REQUIRE(!wl.InList("class"));
 	}
 
+	SECTION("Set") {
+		// Check whether Set returns whether it has changed correctly
+		const bool changed = wl.Set("else struct");
+		REQUIRE(changed);
+		// Changing to same thing
+		const bool changed2 = wl.Set("else struct");
+		REQUIRE(!changed2);
+		// Changed order shouldn't be seen as a change
+		const bool changed3 = wl.Set("struct else");
+		REQUIRE(!changed3);
+		// Removing word is a change
+		const bool changed4 = wl.Set("struct");
+		REQUIRE(changed4);
+	}
+
 	SECTION("WordAt") {
 		wl.Set("else struct");
 		REQUIRE(0 == strcmp(wl.WordAt(0), "else"));