From 6fabfd9fd0eb381346a4ab08606ff4cf9cb502d1 Mon Sep 17 00:00:00 2001
From: Sasha Koshka <sashakoshka@tebibyte.media>
Date: Wed, 18 Sep 2024 23:28:27 -0400
Subject: [PATCH] Test whether tokens reference the same memory as runes

---
 parse_test.go | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/parse_test.go b/parse_test.go
index 5c9ce4c..f8334e6 100644
--- a/parse_test.go
+++ b/parse_test.go
@@ -121,6 +121,12 @@ func TestParseString (test *testing.T) {
 		logTokens(test, correctTokens)
 		test.FailNow()
 	}
-	// TODO: ensure runeLayout slices in the tokens reference the same
-	// memory as the complete runes slice
+	test.Logf("changing first rune from %c to x", runes[0].run)
+	runes[0].run = 'x'
+	tokenRune := tokens[0].runes[0].run
+	if tokenRune != 'x' {
+		test.Fatalf (
+			"tokens does not reference the same memory as runes after changing runes: %c, %c",
+			runes[0].run, tokenRune)
+	}
 }