Add unit test for headers folding.

diff --git a/test/lua/unit/folding.lua b/test/lua/unit/folding.lua
new file mode 100644 (file)
index 0000000..29c7092
--- /dev/null
+++ b/test/lua/unit/folding.lua
@@ -0,0 +1,59 @@
+--[[
+Copyright (c) 2015, Vsevolod Stakhov <vsevolod@highsecure.ru>
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+1. Redistributions of source code must retain the above copyright notice, this
+list of conditions and the following disclaimer.
+
+2. Redistributions in binary form must reproduce the above copyright notice,
+this list of conditions and the following disclaimer in the documentation
+and/or other materials provided with the distribution.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+]]--
+
+context("Headers folding unit test", function()
+  local util = require("rspamd_util")
+
+  test("Headers folding", function()
+    -- {header, value}, "expected result"
+    local cases = {
+      {{"test", "test"}, "test"},
+      {{"test1", "_abc _def _ghi _fdjhfd _fhdjkfh _dkhkjd _fdjkf _dshfdks _fhdjfdkhfk _dshfds _fdsjk _fdkhfdks _fdsjf _dkf"},
+        "_abc _def _ghi _fdjhfd _fhdjkfh _dkhkjd _fdjkf _dshfdks _fhdjfdkhfk\r\n\t_dshfds _fdsjk _fdkhfdks _fdsjf _dkf"
+      },
+      {{"Test1", "_abc _def _ghi _fdjhfd _fhdjkfh _dkhaaaaaaaaaaakjdfdjkfdshfdksfhdjfdkhfkdshfdsfdsjkfdkhfdksfdsjf _dkf"},
+        "_abc _def _ghi _fdjhfd _fhdjkfh\r\n\t_dkhaaaaaaaaaaakjdfdjkfdshfdksfhdjfdkhfkdshfdsfdsjkfdkhfdksfdsjf _dkf"
+      },
+      {{"Content-Type", "multipart/mixed;\r\n\tboundary=\"---- =_NextPart_000_01BDBF1F.DA8F77EE\"hhhhhhhhhhhhhhhhhhhhhhhhh fjsdhfkjsd fhdjsfhkj"},
+        "multipart/mixed;\r\n\tboundary=\"---- =_NextPart_000_01BDBF1F.DA8F77EE\"hhhhhhhhhhhhhhhhhhhhhhhhh\r\n\tfjsdhfkjsd fhdjsfhkj"
+      },
+      {{"Content-Type", "multipart/mixed;\r\n\tboundary=\"---- =_NextPart_000_01BDBF1F.DA8F77EE\"hkjhgkfhgfhgf\"hfkjdhf fhjf fghjghf fdshjfhdsj\" hgjhgfjk"},
+        "multipart/mixed;\r\n\tboundary=\"---- =_NextPart_000_01BDBF1F.DA8F77EE\"hkjhgkfhgfhgf\"hfkjdhf fhjf fghjghf fdshjfhdsj\" hgjhgfjk"
+      },
+      {{"Content-Type", "Content-Type: multipart/mixed;\r\n\tboundary=\"---- =_NextPart_000_01BDBF1F.DA8F77EE\" abc def ghfdgfdsgj fdshfgfsdgfdsg hfsdgjfsdg fgsfgjsg"},
+        "Content-Type: multipart/mixed;\r\n\tboundary=\"---- =_NextPart_000_01BDBF1F.DA8F77EE\" abc def ghfdgfdsgj\r\n\tfdshfgfsdgfdsg hfsdgjfsdg fgsfgjsg"
+      },
+    }
+
+    for _,c in ipairs(cases) do
+      local fv = util.fold_header(c[1][1], c[1][2])
+      assert_not_nil(fv)
+      assert_equal(fv, c[2], string.format("'%s' doesn't match with '%s'",
+        c[2], fv))
+    end
+
+  end)
+end)