lib-mail: Add test for empty header value

diff --git a/src/lib-mail/test-message-header-parser.c b/src/lib-mail/test-message-header-parser.c
index 0b3ffc828a9fe35b14972ea074f8e443b671c395..700d3413f144876e5224b08b339eda3840fc160b 100644 (file)
--- a/src/lib-mail/test-message-header-parser.c
+++ b/src/lib-mail/test-message-header-parser.c
@@ -17,6 +17,7 @@ static const char *test1_msg =
        "h3: \r\n"
        "\tv3\n"
        "\tw3\r\n"
+       "h4: \r\n"
        "\n"
        " body";
 
@@ -117,7 +118,16 @@ test_message_header_parser_one(struct message_header_parser_ctx *parser,
        }
 
        test_assert(message_parse_header_next(parser, &hdr) > 0);
-       test_assert(hdr->name_offset == 32 && hdr->full_value_offset == 32);
+       test_assert(hdr->name_offset == 32 && hdr->full_value_offset == 36);
+       test_assert(hdr->name_len == 2 && strcmp(hdr->name, "h4") == 0);
+       test_assert(hdr->middle_len == 2 && memcmp(hdr->middle, ": ", 2) == 0);
+       test_assert(hdr->value_len == 0 && memcmp(hdr->value, "", 0) == 0);
+       test_assert(!hdr->continues && !hdr->continued && !hdr->eoh &&
+                   !hdr->no_newline && hdr->crlf_newline);
+       test_assert(hdr->full_value_len == 0 && hdr->full_value != NULL);
+
+       test_assert(message_parse_header_next(parser, &hdr) > 0);
+       test_assert(hdr->name_offset == 38 && hdr->full_value_offset == 38);
        test_assert(hdr->name_len == 0 && hdr->middle_len == 0 && hdr->value_len == 0);
        test_assert(!hdr->continues && !hdr->continued && hdr->eoh &&
                    !hdr->no_newline && !hdr->crlf_newline);