Add test case for potential integer overflow in OT layout code (#144)

harfbuzz · Nov 9, 2024 · 7386be4 · 7386be4
1 parent f49d8f3
commit 7386be4
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diff --git a/tests/custom/bugs.tests b/tests/custom/bugs.tests
@@ -1,2 +1,3 @@
 tests/fonts/rb_custom/NotoSansCJK.subset1.otf;--direction rtl;U+4F60,U+597D,U+FF0C;
 tests/fonts/rb_custom/OpenSans.subset1.ttf;--variations=wght=500,wdth=80;U+0065;
+tests/fonts/rb_custom/NotoSansMalayalam.subset1.ttf;;U+0D38,U+0D4D,U+0D25;
diff --git a/tests/fonts/rb_custom/NotoSansMalayalam.subset1.ttf b/tests/fonts/rb_custom/NotoSansMalayalam.subset1.ttf
diff --git a/tests/shaping/custom.rs b/tests/shaping/custom.rs
@@ -28,6 +28,18 @@ fn bugs_002() {
     );
 }
 
+#[test]
+fn bugs_003() {
+    assert_eq!(
+        shape(
+            "tests/fonts/rb_custom/NotoSansMalayalam.subset1.ttf",
+            "\u{0D38}\u{0D4D}\u{0D25}",
+            "",
+        ),
+        "gid7=0+1891"
+    );
+}
+
 #[test]
 fn fuzzer_001() {
     assert_eq!(