1 files changed, 70 insertions, 0 deletions
diff --git a/src/test/test_process_descs.c b/src/test/test_process_descs.c
new file mode 100644
index 0000000000..14865cff13
--- /dev/null
+++ b/src/test/test_process_descs.c
@@ -0,0 +1,70 @@
+/* Copyright (c) 2019-2020, The Tor Project, Inc. */
+/* See LICENSE for licensing information */
+
+#include "orconfig.h"
+
+#include "core/or/or.h"
+#include "feature/dirauth/process_descs.h"
+
+#include "test/test.h"
+
+static void
+test_process_descs_versions(void *arg)
+{
+  (void)arg;
+  struct {
+    const char *version;
+    bool should_reject;
+  } cases[] = {
+    // a very old version: reject.
+    { "Tor 0.1.2.3-alpha", true },
+    // a non-tor program: don't reject.
+    { "Wombat 0.1.2.3-alpha", false },
+    // some unsupported versions: reject.
+    { "Tor 0.2.9.4-alpha", true },
+    { "Tor 0.2.9.5-alpha", true },
+    { "Tor 0.2.9.100", true },
+    { "Tor 0.3.0.0-alpha-dev", true },
+    { "Tor 0.3.0.2-alpha", true },
+    { "Tor 0.3.0.5", true },
+    { "Tor 0.3.1.4", true },
+    { "Tor 0.3.2.4", true },
+    { "Tor 0.3.3.4", true },
+    { "Tor 0.3.4.1-alpha", true },
+    { "Tor 0.3.4.100", true },
+    { "Tor 0.3.5.1-alpha", true },
+    { "Tor 0.3.5.6-rc", true},
+    { "Tor 0.4.0.1-alpha", true },
+    { "Tor 0.4.0.5", true },
+    { "Tor 0.4.1.1-alpha", true },
+    { "Tor 0.4.1.4-rc", true },
+    // new enough to be supported
+    { "Tor 0.3.5.7", false },
+    { "Tor 0.3.5.8", false },
+    { "Tor 0.4.1.5", false },
+    { "Tor 0.4.2.1-alpha", false },
+    { "Tor 0.4.2.4-rc", false },
+    { "Tor 0.4.3.0-alpha-dev", false },
+    // Very far in the future
+    { "Tor 100.100.1.5", false },
+  };
+  size_t n_cases = ARRAY_LENGTH(cases);
+
+  for (unsigned i = 0; i < n_cases; ++i) {
+    const char *msg = NULL;
+    bool rejected = dirserv_rejects_tor_version(cases[i].version, &msg);
+    tt_int_op(rejected, OP_EQ, cases[i].should_reject);
+    tt_int_op(msg == NULL, OP_EQ, rejected == false);
+  }
+
+ done:
+  ;
+}
+
+#define T(name,flags)                                   \
+  { #name, test_process_descs_##name, (flags), NULL, NULL }
+
+struct testcase_t process_descs_tests[] = {
+  T(versions,0),
+  END_OF_TESTCASES
+};