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-rw-r--r--tests/expr.test9
1 files changed, 9 insertions, 0 deletions
diff --git a/tests/expr.test b/tests/expr.test
index 4c03262..5843b49 100644
--- a/tests/expr.test
+++ b/tests/expr.test
@@ -910,6 +910,15 @@ test expr-22.9 {non-numeric floats: shared object equality and NaN} {
set x NaN
expr {$x == $x}
} 0
+# Make sure [Bug d0f7ba56f0] stays fixed.
+test expr-22.10 {non-numeric arguments: equality and NaN} {
+ set x NaN
+ expr {$x > "Gran"}
+} 1
+test expr-22.11 {non-numeric arguments: equality and NaN} {
+ set x NaN
+ expr {"Gran" < $x}
+} 1
# Tests for exponentiation handling
test expr-23.1 {CompileExponentialExpr: just exponential expr} {expr 4**2} 16