stest: Test sha512 hash closure

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/stest/t-hash-sha512 b/stest/t-hash-sha512
new file mode 100755 (executable)
index 0000000..6e7499e
--- /dev/null
+++ b/stest/t-hash-sha512
@@ -0,0 +1,7 @@
+#! /usr/bin/tclsh
+
+source stest/common.tcl
+
+set hashclosure sha512
+
+test-kex