Tests: Add tests for Checked<T>::div() overflow

mgaillard · May 7, 2021 · aacbee8 · aacbee8
1 parent da68c45
commit aacbee8
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/Tests/AK/TestChecked.cpp b/Tests/AK/TestChecked.cpp
@@ -96,6 +96,9 @@ TEST_CASE(detects_signed_overflow)
  EXPECT((Checked<i64>(0x4000000000000000) - Checked<i64>(-0x4000000000000000)).has_overflow());
  EXPECT(!(Checked<i64>(-0x4000000000000000) - Checked<i64>(0x4000000000000000)).has_overflow());
  EXPECT((Checked<i64>(-0x4000000000000000) - Checked<i64>(0x4000000000000001)).has_overflow());
+
+ EXPECT((Checked<i32>(0x80000000) / Checked<i32>(-1)).has_overflow());
+ EXPECT((Checked<i64>(0x8000000000000000) / Checked<i64>(-1)).has_overflow());
 }
 
 TEST_CASE(detects_unsigned_overflow)