1 files changed, 30 insertions, 0 deletions
diff --git a/test/lua/unit/rspamd_text.lua b/test/lua/unit/rspamd_text.lua
new file mode 100644
index 000000000..269b49150
--- /dev/null
+++ b/test/lua/unit/rspamd_text.lua
@@ -0,0 +1,30 @@
+context("Rspamd_text:byte() test", function()
+  local lua_util = require "lua_util"
+  local rspamd_text = require "rspamd_text"
+
+  local str = 'OMG'
+  local txt = rspamd_text.fromstring(str)
+  local fmt = 'case rspamd_text:byte(%s,%s)'
+  local cases = {
+    {'1', 'nil'},
+    {'nil', '1'},
+  }
+
+  for start = -4, 4 do
+    for stop = -4, 4 do
+      table.insert(cases, {tostring(start), tostring(stop)})
+    end
+  end
+
+  for _, case in ipairs(cases) do
+    local name = string.format(fmt, case[1], case[2])
+    test(name, function()
+      local txt_bytes = {txt:byte(tonumber(case[1]), tonumber(case[2]))}
+      local str_bytes = {str:byte(tonumber(case[1]), tonumber(case[2]))}
+      assert_rspamd_table_eq({
+        expect = str_bytes,
+        actual = txt_bytes
+      })
+    end)
+  end
+end)