src/server/test/xml.c

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright 2020 Olaf Wintermann. 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.
 */

#include "xml.h"

#include <stdio.h>
#include <stdlib.h>

#include <libxml/tree.h>

#include "testutils.h"

#include "../public/webdav.h"

typedef struct Test1Data {
    int beginCounter;
    int endCounter;
    int elmCounter;
    int endElmCounter;
    int textErr;
    int err;
    int endErr;
    xmlNode *prev;
} Test1Data;

static int test1_begin(xmlNode *node, void *userdata) {
    Test1Data *data = userdata;
    data->beginCounter++;
    
    if(node->type == XML_ELEMENT_NODE) {
        data->elmCounter++;
        const char *name = (const char*)node->name;
        
        if(!strcmp(name, "ignore") || !strcmp(name, "ignore")) {
            data->err = 1;
            return 1;
        }
        
        switch(data->elmCounter) {
            case 1: if(strcmp(name, "test")){ data->err = 1; return 1; } break;
            case 2: if(strcmp(name, "elm1")) { data->err = 1; return 1; } break;
            case 3: if(strcmp(name, "elm2")) { data->err = 1; return 1; } break;
            case 4: if(strcmp(name, "c")) { data->err = 1; return 1; } break;
            case 5: if(strcmp(name, "a")) { data->err = 1; return 1; } break;
            case 6: if(strcmp(name, "d")) { data->err = 1; return 1; } break;
            case 7: if(strcmp(name, "e")) { data->err = 1; return 1; } break;
            case 8: if(strcmp(name, "b")) { data->err = 1; return 1; } break;
            case 9: if(strcmp(name, "x")) { data->err = 1; return 1; } break;
            case 10: if(strcmp(name, "z")) { data->err = 1; return 1; } break;
            case 11: if(strcmp(name, "nextelm")) { data->err = 1; return 1; } break;
        }
    } else if(node->type == XML_TEXT_NODE) {
        const char *text = (const char*)node->content;
        if(!strcmp(text, "teststr")) {
            if(strcmp((const char*)data->prev->name, "elm1")) {
                data->textErr = 1;
                return 1;
            }
        } else if(!strcmp(text, "hello") || !strcmp(text, "world")) {
            if(strcmp((const char*)data->prev->name, "a")) {
                data->textErr = 1;
                return 1;
            }
        }
    }
    
    if(node->type == XML_ELEMENT_NODE) {
        data->prev = node;
    }
    return 0;
}

static int test1_end(xmlNode *node, void *userdata) {
    Test1Data *data = userdata;
    data->endCounter++;
    
    if(node->type == XML_ELEMENT_NODE) {
        data->endElmCounter++;
        const char *name = (const char*)node->name;
        
        if(!strcmp(name, "ignore") || !strcmp(name, "ignore")) {
            data->err = 1;
            return 1;
        }
        
        switch(data->endElmCounter) {
            case 1: if(strcmp(name, "elm1")){ data->endErr = 1; return 1; } break;
            case 2: if(strcmp(name, "elm2")){ data->endErr = 1; return 1; } break;
            case 3: if(strcmp(name, "a")){ data->endErr = 1; return 1; } break;
            case 4: if(strcmp(name, "b")){ data->endErr = 1; return 1; } break;
            case 5: if(strcmp(name, "e")){ data->endErr = 1; return 1; } break;
            case 6: if(strcmp(name, "d")){ data->endErr = 1; return 1; } break;
            case 7: if(strcmp(name, "c")){ data->endErr = 1; return 1; } break;
            case 8: if(strcmp(name, "z")){ data->endErr = 1; return 1; } break;
            case 9: if(strcmp(name, "x")){ data->endErr = 1; return 1; } break;
            case 10: if(strcmp(name, "test")){ data->endErr = 1; return 1; } break;
            case 11: if(strcmp(name, "nextelm")) { data->endErr = 1; return 1; } break;
        }
    }
    
    return 0;
}

UCX_TEST(test_wsxml_iterator) {
    Session *sn = testutil_session();
    
    UCX_TEST_BEGIN;
    
    xmlDoc *doc = xmlReadMemory(
            XML_TESTDATA1, strlen(XML_TESTDATA1), NULL, NULL, 0);
    xmlDoc *doc2 = xmlReadMemory(
            XML_TESTDATA2, strlen(XML_TESTDATA2), NULL, NULL, 0);
    UCX_TEST_ASSERT(doc, "doc is NULL");
    UCX_TEST_ASSERT(doc2, "doc2 is NULL");
    
    xmlNode *root = xmlDocGetRootElement(doc);
    
    // Test 1: iterate over complete document
    Test1Data testdata;
    ZERO(&testdata, sizeof(Test1Data));
    int ret = wsxml_iterator(sn->pool, root, test1_begin, test1_end, &testdata);
    UCX_TEST_ASSERT(ret == 0, "wsxml_iterator failed");
    UCX_TEST_ASSERT(!testdata.err, "wrong element order (begin)");
    UCX_TEST_ASSERT(!testdata.endErr, "wrong element order (end)");
    UCX_TEST_ASSERT(!testdata.textErr, "text order error");
    UCX_TEST_ASSERT(testdata.beginCounter == testdata.endCounter, "begin/end counter not equal");
    
    // Test 2: iterate over sub-document
    ZERO(&testdata, sizeof(Test1Data));
    xmlNode *root2 = xmlDocGetRootElement(doc2);
    xmlNode *sub = root2->children->children;
    ret = wsxml_iterator(sn->pool, sub, test1_begin, test1_end, &testdata);
    UCX_TEST_ASSERT(ret == 0, "test2: wsxml_iterator failed");
    UCX_TEST_ASSERT(!testdata.err, "test2: wrong element order (begin)");
    UCX_TEST_ASSERT(!testdata.endErr, "test2: wrong element order (end)");
    UCX_TEST_ASSERT(!testdata.textErr, "test2: text order error");
    UCX_TEST_ASSERT(testdata.beginCounter == testdata.endCounter, "test2: begin/end counter not equal");
    
    xmlFreeDoc(doc);
    xmlFreeDoc(doc2);
    UCX_TEST_END;
}