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test_xml.c
174 lines (147 loc) · 4.8 KB
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test_xml.c
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#define _GNU_SOURCE
#include <freesasa_internal.h>
#include <check.h>
#include <libxml/tree.h>
#include <libxml/xmlwriter.h>
#include <dlfcn.h>
#include "tools.h"
#define fail_counter(err) if (fail_after > 0) { ++n_fails; if (n_fails >= fail_after) return (err); }
static int n_fails;
static int fail_after;
static void
local_set_fail_after(int limit)
{
if (limit < 0) limit = 0;
fail_after = limit;
n_fails = 0;
}
// mock functions
xmlDocPtr xmlNewDoc(const xmlChar *a)
{
fail_counter(NULL);
xmlDocPtr (*real_newdoc)(const xmlChar *) = dlsym(RTLD_NEXT, "xmlNewDoc");
return real_newdoc(a);
}
xmlNodePtr xmlNewNode(xmlNsPtr a, const xmlChar *b)
{
fail_counter(NULL);
xmlNodePtr (*real_newnode)(xmlNsPtr, const xmlChar*) = dlsym(RTLD_NEXT, "xmlNewNode");
return real_newnode(a, b);
}
xmlNsPtr xmlNewNs(xmlNodePtr a, const xmlChar *b, const xmlChar *c)
{
fail_counter(NULL);
xmlNsPtr (*real_newns)(xmlNodePtr, const xmlChar*, const xmlChar*) = dlsym(RTLD_NEXT, "xmlNewNs");
return real_newns(a,b,c);
}
xmlBufferPtr xmlBufferCreate(void)
{
fail_counter(NULL);
xmlBufferPtr (*real_bc)() = dlsym(RTLD_NEXT, "xmlBufferCreate");
return real_bc();
}
xmlTextWriterPtr xmlNewTextWriterMemory(xmlBufferPtr a, int b)
{
fail_counter(NULL);
xmlTextWriterPtr (*real_ntwm)(xmlBufferPtr, int) = dlsym(RTLD_NEXT, "xmlNewTextWriterMemory");
return real_ntwm(a,b);
}
xmlNodePtr xmlAddChild(xmlNodePtr a, xmlNodePtr b) {
fail_counter(NULL);
xmlNodePtr (*real_add)(xmlNodePtr, xmlNodePtr) = dlsym(RTLD_NEXT, "xmlAddChild");
return real_add(a, b);
}
xmlAttrPtr xmlNewProp(xmlNodePtr a, const xmlChar *b, const xmlChar *c)
{
fail_counter(NULL);
xmlAttrPtr (*real_np)(xmlNodePtr, const xmlChar*, const xmlChar*) = dlsym(RTLD_NEXT, "xmlNewProp");
return real_np(a, b, c);
}
int
xmlTextWriterStartDocument(xmlTextWriterPtr a, const char *b, const char *c, const char *d)
{
fail_counter(-1);
int (*real_twsd)(xmlTextWriterPtr, const char*, const char*, const char*) =
dlsym(RTLD_NEXT, "xmlTextWriterStartDocument");
return real_twsd(a, b, c, d);
}
int xmlTextWriterFlush(xmlTextWriterPtr a) {
fail_counter(-1);
int (*real_twf)(xmlTextWriterPtr) = dlsym(RTLD_NEXT, "xmlTextWriterFlush");
return real_twf(a);
}
int xmlNodeDump(xmlBufferPtr a, xmlDocPtr b, xmlNodePtr c, int d, int e)
{
fail_counter(0);
int (*real_nd)(xmlBufferPtr, xmlDocPtr, xmlNodePtr, int, int) =
dlsym(RTLD_NEXT, "xmlNodeDump");
return real_nd(a, b, c, d, e);
}
int xmlTextWriterEndDocument(xmlTextWriterPtr a) {
fail_counter(-1);
int (*real_twed)(xmlTextWriterPtr) = dlsym(RTLD_NEXT, "xmlTextWriterEndDocument");
return real_twed(a);
}
static FILE *pdb, *devnull;
static freesasa_structure *ubq;
static freesasa_result *result;
static freesasa_node *tree, *structure_node;
static freesasa_selection *selection;
static void setup(void) {
pdb = fopen(DATADIR "1ubq.pdb", "r");
devnull = fopen("/dev/null", "w");
ubq = freesasa_structure_from_pdb(pdb, &freesasa_default_classifier, 0);
fclose(pdb);
result = freesasa_calc_structure(ubq, NULL);
tree = freesasa_tree_new();
selection = freesasa_selection_new("ala, resn ala", ubq, result);
freesasa_tree_add_result(tree, result, ubq, "test");
structure_node = freesasa_node_children(freesasa_node_children(tree));
freesasa_node_structure_add_selection(structure_node, selection);
}
static void teardown(void) {
freesasa_node_free(tree);
freesasa_result_free(result);
freesasa_selection_free(selection);
freesasa_structure_free(ubq);
}
START_TEST (test_libxmlerr)
{
int ret;
freesasa_set_verbosity(FREESASA_V_SILENT);
for (int i = 1; i < 100; ++i) {
local_set_fail_after(i);
ret = freesasa_write_xml(devnull, tree, FREESASA_OUTPUT_ATOM);
local_set_fail_after(0);
ck_assert_int_eq(ret, FREESASA_FAIL);
}
for (int i = 1; i < 35; ++i) {
local_set_fail_after(i);
ret = freesasa_write_xml(devnull, tree, FREESASA_OUTPUT_STRUCTURE);
local_set_fail_after(0);
ck_assert_int_eq(ret, FREESASA_FAIL);
}
freesasa_set_verbosity(FREESASA_V_NORMAL);
}
END_TEST
START_TEST (test_memerr) {
int ret;
freesasa_set_verbosity(FREESASA_V_SILENT);
for (int i = 1; i < 35; ++i) {
set_fail_after(i);
ret = freesasa_write_xml(devnull, tree, FREESASA_OUTPUT_ATOM);
set_fail_after(0);
ck_assert_int_eq(ret, FREESASA_FAIL);
}
freesasa_set_verbosity(FREESASA_V_NORMAL);
}
END_TEST
Suite* xml_suite() {
Suite *s = suite_create("XML");
TCase *tc_core = tcase_create("Core");
tcase_add_checked_fixture(tc_core,setup, teardown);
tcase_add_test(tc_core, test_libxmlerr);
tcase_add_test(tc_core, test_memerr);
suite_add_tcase(s, tc_core);
return s;
}