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-rw-r--r--test/test_environment.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/test/test_environment.c b/test/test_environment.c
index dba7b90..8756441 100644
--- a/test/test_environment.c
+++ b/test/test_environment.c
@@ -111,6 +111,9 @@ test_failed_alloc(void)
zix_failing_allocator_reset(&allocator, 2U);
assert(!zix_expand_environment_strings(&allocator.base, "/one:$HOME/two"));
+
+ zix_failing_allocator_reset(&allocator, 1U);
+ assert(!zix_expand_environment_strings(&allocator.base, "/one:$UNSET/two"));
#endif
}