3 files changed, 99 insertions, 0 deletions
diff --git a/test/nxt_strverscmp_test.c b/test/nxt_strverscmp_test.c
new file mode 100644
index 00000000..40adbfb2
--- /dev/null
+++ b/test/nxt_strverscmp_test.c
@@ -0,0 +1,94 @@
+
+/*
+ * Copyright (C) NGINX, Inc.
+ * Copyright (C) Valentin V. Bartenev
+ */
+
+#include <nxt_main.h>
+#include "nxt_tests.h"
+
+
+typedef struct {
+    const char  *v1;
+    const char  res;
+    const char  *v2;
+} nxt_strverscmp_test_t;
+
+
+nxt_int_t
+nxt_strverscmp_test(nxt_thread_t *thr)
+{
+    nxt_int_t   ret;
+    nxt_uint_t  i;
+
+    static const nxt_strverscmp_test_t  tests[] = {
+        { "word",   '=', "word" },
+        { "42",     '=', "42" },
+        { "000",    '=', "000" },
+        { "2",      '>', "1" },
+        { "2",      '<', "10" },
+        { "rc2",    '>', "rc" },
+        { "rc2",    '<', "rc3" },
+        { "1.13.8", '>', "1.1.9" },
+        { "1.9",    '<', "1.13.8" },
+        { "9.9",    '<', "10.0" },
+        { "1",      '>', "007" },
+        { "2b01",   '<', "2b013" },
+        { "011",    '>', "01" },
+        { "011",    '>', "01.1" },
+        { "011",    '>', "01+1" },
+        { "011",    '<', "01:1" },
+        { "011",    '<', "01b" },
+        { "020",    '>', "01b" },
+        { "a0",     '>', "a01" },
+        { "b00",    '<', "b01" },
+        { "c000",   '<', "c01" },
+        { "000",    '<', "00" },
+        { "000",    '<', "00a" },
+        { "00.",    '>', "000" },
+        { "a.0",    '<', "a0" },
+        { "b11",    '>', "b0" },
+    };
+
+    nxt_thread_time_update(thr);
+
+    for (i = 0; i < nxt_nitems(tests); i++) {
+
+        ret = nxt_strverscmp((u_char *) tests[i].v1, (u_char *) tests[i].v2);
+
+        switch (tests[i].res) {
+
+        case '<':
+            if (ret < 0) {
+                continue;
+            }
+
+            break;
+
+        case '=':
+            if (ret == 0) {
+                continue;
+            }
+
+            break;
+
+        case '>':
+            if (ret > 0) {
+                continue;
+            }
+
+            break;
+        }
+
+        nxt_log_alert(thr->log,
+                      "nxt_strverscmp() test \"%s\" %c \"%s\" failed: %i",
+                      tests[i].v1, tests[i].res, tests[i].v2, ret);
+
+        return NXT_ERROR;
+    }
+
+    nxt_log_error(NXT_LOG_NOTICE, thr->log,
+                  "nxt_strverscmp() test passed");
+
+    return NXT_OK;
+}
diff --git a/test/nxt_tests.c b/test/nxt_tests.c
index 655192ab..7cba0f69 100644
--- a/test/nxt_tests.c
+++ b/test/nxt_tests.c
@@ -158,5 +158,9 @@ main(int argc, char **argv)
         return 1;
     }
 
+    if (nxt_strverscmp_test(thr) != NXT_OK) {
+        return 1;
+    }
+
     return 0;
 }
diff --git a/test/nxt_tests.h b/test/nxt_tests.h
index 508ddbe4..be4168cf 100644
--- a/test/nxt_tests.h
+++ b/test/nxt_tests.h
@@ -63,6 +63,7 @@ nxt_int_t nxt_sprintf_test(nxt_thread_t *thr);
 nxt_int_t nxt_malloc_test(nxt_thread_t *thr);
 nxt_int_t nxt_utf8_test(nxt_thread_t *thr);
 nxt_int_t nxt_http_parse_test(nxt_thread_t *thr);
+nxt_int_t nxt_strverscmp_test(nxt_thread_t *thr);
 
 
 #endif /* _NXT_TESTS_H_INCLUDED_ */