diff --git a/src/Standards/PSR12/Tests/Operators/OperatorSpacingUnitTest.3.inc b/src/Standards/PSR12/Tests/Operators/OperatorSpacingUnitTest.3.inc
new file mode 100644
index 0000000000..f3f4a7e9b1
--- /dev/null
+++ b/src/Standards/PSR12/Tests/Operators/OperatorSpacingUnitTest.3.inc
@@ -0,0 +1,6 @@
+<?php
+// There is logic in the sniff which protects itself from reading beyond the end
+// of a file when an inline-if (ternary) operator is detected. This test case
+// covers that scenario. This is an intentional parse error.
+// Note that there is (intentionally) no trailing newline at the end of this file.
+$var = true ?
\ No newline at end of file