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xp_parser_ut.cpp
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/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Author : Walter Doekes - 24 Sep 2014
*/
/* This is a separate file because xp_parser.c is a C file, and GTEST
* only works with C++ files. */
#include "xp_parser.h"
#ifdef GTEST
#include "gtest/gtest.h"
TEST(xp_parser, set_xml_buffer_from_string__good) {
int res;
int i;
const char *buffers[] = {
("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\r\n"
"<!DOCTYPE scenario SYSTEM \"sipp.dtd\">\r\n"
"<!-- quick comment.. -->\r\n"
"<scenario name=\"Some Scenario\">\r\n"
" <send retrans=\"500\"/>\r\n"
"</scenario>\r\n"), // 1
("<?xml version=\"1.0\" encoding=\"UTF-8\"?>"
"<!DOCTYPE scenario SYSTEM \"sipp.dtd\">"
"<!-- quick comment.. -->"
"<scenario name=\"Some Scenario\">"
" <send retrans=\"500\"/>"
"</scenario>"), // 2
("<?xml version=\"1.0\" encoding=\"UTF-8\"?>"
"<!DOCTYPE scenario SYSTEM \"sipp.dtd\">"
"<scenario name=\"Some Scenario\">"
" <send retrans=\"500\"/>"
"</scenario>"), // 3
("<?xml version=\"1.0\" encoding=\"UTF-8\"?>"
"<scenario name=\"Some Scenario\">"
" <send retrans=\"500\"/>"
"</scenario>"), // 4
NULL
};
for (i = 0; buffers[i]; ++i) {
const char *elem, *prop;
res = xp_set_xml_buffer_from_string(buffers[i]);
EXPECT_EQ(i + 1, res * (i + 1)); // res == 1
if (!res)
continue;
elem = xp_open_element(0);
EXPECT_STREQ("scenario", elem);
prop = xp_get_value("name");
EXPECT_STREQ("Some Scenario", prop);
}
}
TEST(xp_parser, set_xml_buffer_from_string__bad) {
int res;
int i;
const char *buffers[] = {
// No <?xml
("<!DOCTYPE scenario SYSTEM \"sipp.dtd\">"
"<!-- quick comment.. -->"
"<scenario name=\"Some Scenario\">"
" <send retrans=\"500\"/>"
"</scenario>"), // -1
// Missing ?>
("<?xml version=\"1.0\" encoding=\"UTF-8\""
"<!DOCTYPE scenario SYSTEM \"sipp.dtd\">"
"<scenario name=\"Some Scenario\">"
" <send retrans=\"500\"/>"
"</scenario>"), // -2
// Not even a DOCTYPE.
("<scenario name=\"Some Scenario\">"
" <send retrans=\"500\"/>"
"</scenario>"), // -3
NULL
};
for (i = 0; buffers[i]; ++i) {
const char *elem, *prop;
res = xp_set_xml_buffer_from_string(buffers[i]);
EXPECT_EQ(-1 - i, (res - 1) * (i + 1)); // res == 0
if (!res)
continue;
elem = xp_open_element(0);
EXPECT_STREQ("scenario", elem);
prop = xp_get_value("name");
EXPECT_STREQ("Some Scenario", prop);
}
}
static void xp_traverse_stack() {
const char *elem;
int i = 0;
while ((elem = xp_open_element(i++))) {
xp_traverse_stack();
xp_close_element();
}
}
TEST(xp_parser, detect_unclosed_xml) {
int res;
int i;
const char *buffers[] = {
("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\r\n"
"<!DOCTYPE scenario SYSTEM \"sipp.dtd\">\r\n"
"<scenario name=\"Valid XML\">\r\n"
" <recv request=\"INVITTE\">\r\n"
" <action>\r\n"
" <log message=\"Log: \"/>\r\n"
" <log message=\"Another log: \"/>\r\n"
" </action>\r\n"
" </recv>\r\n"
" <send retrans=\"500\">\r\n"
" <![CDATA[\r\n"
" INVITE sip:domain SIP/2.0\r\n"
" ]]>\r\n"
" </send>\r\n"
"</scenario>\r\n"), /* 0th */
("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\r\n"
"<!DOCTYPE scenario SYSTEM \"sipp.dtd\">\r\n"
"<scenario name=\"Broken XML\">\r\n"
" <recv request=\"INVITTE\">\r\n" /* missing slash */
" <send retrans=\"500\">\r\n"
" <![CDATA[\r\n"
" INVITE sip:domain SIP/2.0\r\n"
" ]]>\r\n"
" </send>\r\n"
"</scenario>\r\n"), /* 1st */
("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\r\n"
"<!DOCTYPE scenario SYSTEM \"sipp.dtd\">\r\n"
"<scenario name=\"Broken XML\">\r\n"
" <recv request=\"INVITTE\"/>\r\n" /* with slash */
" </recv>\r\n" /* and extra /recv */
" <send retrans=\"500\">\r\n"
" <![CDATA[\r\n"
" INVITE sip:domain SIP/2.0\r\n"
" ]]>\r\n"
" </send>\r\n"
"</scenario>\r\n"), /* 2nd */
NULL
};
for (i = 0; buffers[i]; ++i) {
const char *elem;
res = xp_set_xml_buffer_from_string(buffers[i]);
EXPECT_EQ(1, res);
elem = xp_open_element(0);
EXPECT_STREQ("scenario", elem);
xp_traverse_stack();
xp_close_element(); /* scenario */
EXPECT_EQ(!!i, xp_is_invalid()); /* all except 0 are invalid */
}
}
TEST(xp_unescape, empty) {
char buffer[] = "";
char dst[sizeof(buffer)];
xp_unescape(buffer, dst);
EXPECT_STREQ("", dst);
}
TEST(xp_unescape, noop) {
char buffer[] = "<xml>no escape sequences</xml>";
char dst[sizeof(buffer)];
xp_unescape(buffer, dst);
EXPECT_STREQ("<xml>no escape sequences</xml>", dst);
}
TEST(xp_unescape, begin_and_end) {
char buffer[] = "<xml>this && that</xml>";
char dst[sizeof(buffer)];
xp_unescape(buffer, dst);
EXPECT_STREQ("<xml>this && that</xml>", dst);
}
TEST(xp_unescape, single_double_quote) {
char buffer[] = """;
char dst[sizeof(buffer)];
xp_unescape(buffer, dst);
EXPECT_STREQ("\"", dst);
}
TEST(xp_unescape, escaped_escape) {
char buffer[] = "&amp;";
char dst[sizeof(buffer)];
xp_unescape(buffer, dst);
EXPECT_STREQ("&", dst);
}
TEST(xp_unescape, unclosed_escape) {
char buffer[] = "< & &";
char dst[sizeof(buffer)];
xp_unescape(buffer, dst);
EXPECT_STREQ("< & &", dst);
}
TEST(xp_unescape, late_closed_escape) {
char buffer[] = "< & & >";
char dst[sizeof(buffer)];
xp_unescape(buffer, dst);
EXPECT_STREQ("< & & >", dst);
}
TEST(xp_unescape, unknown_escape) {
char buffer[] = "<&garbage;>";
char dst[sizeof(buffer)];
xp_unescape(buffer, dst);
EXPECT_STREQ("<&garbage;>", dst);
}
#endif //GTEST