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half-edge/src/test/cunit_filereader.c

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/*
* Copyright 2011-2014 hasufell
*
* This file is part of a hasufell project.
*
* 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 version 2 of the License only.
*
* 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, see <http://www.gnu.org/licenses/>.
*/
/**
* @file cunit_filereader.c
* Test functions for the filereader,
* including various file formats.
* @brief file reader test functions
*/
#include "filereader.h"
#include "half_edge.h"
#include <CUnit/Basic.h>
#include <CUnit/Console.h>
#include <CUnit/Automated.h>
#include <stdlib.h>
#include <string.h>
/**
* Read a valid text file and compare it with the correct expected
* string.
*/
void test_read_text_file1(void)
{
char *actual_string = read_file("src/test/test-file.txt"),
*expected_string = "This test file is a test file.\n";
CU_ASSERT_PTR_NOT_NULL(actual_string);
CU_ASSERT_EQUAL((strcmp(actual_string, expected_string)), 0);
}
/**
* Read a valid text file and compare it with an uncorrect expected
* string.
*/
void test_read_text_file2(void)
{
char *actual_string = read_file("src/test/test-file.txt"),
*expected_string = "foo";
CU_ASSERT_PTR_NOT_NULL(actual_string);
CU_ASSERT_NOT_EQUAL((strcmp(actual_string, expected_string)), 0);
}
/**
* Read an invalid text file.
*/
void test_read_text_file3(void)
{
char *actual_string = actual_string = read_file("asd");
CU_ASSERT_PTR_NULL(actual_string);
}
/**
* Pass NULL to the read_file() function.
*/
void test_read_text_file4(void)
{
char *actual_string = actual_string = read_file(NULL);
CU_ASSERT_PTR_NULL(actual_string);
}
/**
* Read a valid .obj file and test the whole HE_obj structure
* for correctness.
*/
void test_read_obj_file1(void)
{
HE_obj *obj = read_obj_file("obj/testcube_trans.obj");
CU_ASSERT_PTR_NOT_NULL(obj);
CU_ASSERT_EQUAL(obj->vertices[0].vec->x, 9.0);
CU_ASSERT_EQUAL(obj->vertices[0].vec->y, 10.0);
CU_ASSERT_EQUAL(obj->vertices[0].vec->z, 11.0);
CU_ASSERT_EQUAL(obj->vertices[1].vec->x, 11.0);
CU_ASSERT_EQUAL(obj->vertices[1].vec->y, 10.0);
CU_ASSERT_EQUAL(obj->vertices[1].vec->z, 11.0);
CU_ASSERT_EQUAL(obj->vertices[2].vec->x, 9.0);
CU_ASSERT_EQUAL(obj->vertices[2].vec->y, 11.0);
CU_ASSERT_EQUAL(obj->vertices[2].vec->z, 11.0);
CU_ASSERT_EQUAL(obj->vertices[3].vec->x, 11.0);
CU_ASSERT_EQUAL(obj->vertices[3].vec->y, 11.0);
CU_ASSERT_EQUAL(obj->vertices[3].vec->z, 11.0);
CU_ASSERT_EQUAL(obj->vertices[4].vec->x, 9.0);
CU_ASSERT_EQUAL(obj->vertices[4].vec->y, 11.0);
CU_ASSERT_EQUAL(obj->vertices[4].vec->z, 9.0);
CU_ASSERT_EQUAL(obj->vertices[5].vec->x, 11.0);
CU_ASSERT_EQUAL(obj->vertices[5].vec->y, 11.0);
CU_ASSERT_EQUAL(obj->vertices[5].vec->z, 9.0);
CU_ASSERT_EQUAL(obj->vertices[6].vec->x, 9.0);
CU_ASSERT_EQUAL(obj->vertices[6].vec->y, 10.0);
CU_ASSERT_EQUAL(obj->vertices[6].vec->z, 9.0);
CU_ASSERT_EQUAL(obj->vertices[7].vec->x, 11.0);
CU_ASSERT_EQUAL(obj->vertices[7].vec->y, 10.0);
CU_ASSERT_EQUAL(obj->vertices[7].vec->z, 9.0);
CU_ASSERT_EQUAL(obj->vc, 8);
/*
* The following relies on faces always saving the
* last listed vertice as their edge member.
*/
CU_ASSERT_EQUAL(obj->faces[0].edge->vert->vec->x, 9.0);
CU_ASSERT_EQUAL(obj->faces[0].edge->vert->vec->y, 11.0);
CU_ASSERT_EQUAL(obj->faces[0].edge->vert->vec->z, 11.0);
CU_ASSERT_EQUAL(obj->faces[0].edge->next->vert->vec->x, 9.0);
CU_ASSERT_EQUAL(obj->faces[0].edge->next->vert->vec->y, 10.0);
CU_ASSERT_EQUAL(obj->faces[0].edge->next->vert->vec->z, 11.0);
CU_ASSERT_EQUAL(obj->faces[0].edge->next->next->vert->vec->x, 11.0);
CU_ASSERT_EQUAL(obj->faces[0].edge->next->next->vert->vec->y, 10.0);
CU_ASSERT_EQUAL(obj->faces[0].edge->next->next->vert->vec->z, 11.0);
CU_ASSERT_EQUAL(obj->faces[0].edge->next->next->next->vert->vec->x, 11.0);
CU_ASSERT_EQUAL(obj->faces[0].edge->next->next->next->vert->vec->y, 11.0);
CU_ASSERT_EQUAL(obj->faces[0].edge->next->next->next->vert->vec->z, 11.0);
CU_ASSERT_EQUAL(obj->faces[0].edge->next->next->next->next->vert->vec->x, 9.0);
CU_ASSERT_EQUAL(obj->faces[0].edge->next->next->next->next->vert->vec->y, 11.0);
CU_ASSERT_EQUAL(obj->faces[0].edge->next->next->next->next->vert->vec->z, 11.0);
CU_ASSERT_EQUAL(obj->faces[1].edge->vert->vec->x, 9.0);
CU_ASSERT_EQUAL(obj->faces[1].edge->vert->vec->y, 11.0);
CU_ASSERT_EQUAL(obj->faces[1].edge->vert->vec->z, 9.0);
CU_ASSERT_EQUAL(obj->faces[1].edge->next->vert->vec->x, 9.0);
CU_ASSERT_EQUAL(obj->faces[1].edge->next->vert->vec->y, 11.0);
CU_ASSERT_EQUAL(obj->faces[1].edge->next->vert->vec->z, 11.0);
CU_ASSERT_EQUAL(obj->faces[1].edge->next->next->vert->vec->x, 11.0);
CU_ASSERT_EQUAL(obj->faces[1].edge->next->next->vert->vec->y, 11.0);
CU_ASSERT_EQUAL(obj->faces[1].edge->next->next->vert->vec->z, 11.0);
CU_ASSERT_EQUAL(obj->faces[1].edge->next->next->next->vert->vec->x, 11.0);
CU_ASSERT_EQUAL(obj->faces[1].edge->next->next->next->vert->vec->y, 11.0);
CU_ASSERT_EQUAL(obj->faces[1].edge->next->next->next->vert->vec->z, 9.0);
CU_ASSERT_EQUAL(obj->faces[1].edge->next->next->next->next->vert->vec->x, 9.0);
CU_ASSERT_EQUAL(obj->faces[1].edge->next->next->next->next->vert->vec->y, 11.0);
CU_ASSERT_EQUAL(obj->faces[1].edge->next->next->next->next->vert->vec->z, 9.0);
CU_ASSERT_EQUAL(obj->faces[2].edge->vert->vec->x, 9.0);
CU_ASSERT_EQUAL(obj->faces[2].edge->vert->vec->y, 10.0);
CU_ASSERT_EQUAL(obj->faces[2].edge->vert->vec->z, 9.0);
CU_ASSERT_EQUAL(obj->faces[2].edge->next->vert->vec->x, 9.0);
CU_ASSERT_EQUAL(obj->faces[2].edge->next->vert->vec->y, 11.0);
CU_ASSERT_EQUAL(obj->faces[2].edge->next->vert->vec->z, 9.0);
CU_ASSERT_EQUAL(obj->faces[2].edge->next->next->vert->vec->x, 11.0);
CU_ASSERT_EQUAL(obj->faces[2].edge->next->next->vert->vec->y, 11.0);
CU_ASSERT_EQUAL(obj->faces[2].edge->next->next->vert->vec->z, 9.0);
CU_ASSERT_EQUAL(obj->faces[2].edge->next->next->next->vert->vec->x, 11.0);
CU_ASSERT_EQUAL(obj->faces[2].edge->next->next->next->vert->vec->y, 10.0);
CU_ASSERT_EQUAL(obj->faces[2].edge->next->next->next->vert->vec->z, 9.0);
CU_ASSERT_EQUAL(obj->faces[2].edge->next->next->next->next->vert->vec->x, 9.0);
CU_ASSERT_EQUAL(obj->faces[2].edge->next->next->next->next->vert->vec->y, 10.0);
CU_ASSERT_EQUAL(obj->faces[2].edge->next->next->next->next->vert->vec->z, 9.0);
CU_ASSERT_EQUAL(obj->faces[3].edge->vert->vec->x, 9.0);
CU_ASSERT_EQUAL(obj->faces[3].edge->vert->vec->y, 10.0);
CU_ASSERT_EQUAL(obj->faces[3].edge->vert->vec->z, 11.0);
CU_ASSERT_EQUAL(obj->faces[3].edge->next->vert->vec->x, 9.0);
CU_ASSERT_EQUAL(obj->faces[3].edge->next->vert->vec->y, 10.0);
CU_ASSERT_EQUAL(obj->faces[3].edge->next->vert->vec->z, 9.0);
CU_ASSERT_EQUAL(obj->faces[3].edge->next->next->vert->vec->x, 11.0);
CU_ASSERT_EQUAL(obj->faces[3].edge->next->next->vert->vec->y, 10.0);
CU_ASSERT_EQUAL(obj->faces[3].edge->next->next->vert->vec->z, 9.0);
CU_ASSERT_EQUAL(obj->faces[3].edge->next->next->next->vert->vec->x, 11.0);
CU_ASSERT_EQUAL(obj->faces[3].edge->next->next->next->vert->vec->y, 10.0);
CU_ASSERT_EQUAL(obj->faces[3].edge->next->next->next->vert->vec->z, 11.0);
CU_ASSERT_EQUAL(obj->faces[3].edge->next->next->next->next->vert->vec->x, 9.0);
CU_ASSERT_EQUAL(obj->faces[3].edge->next->next->next->next->vert->vec->y, 10.0);
CU_ASSERT_EQUAL(obj->faces[3].edge->next->next->next->next->vert->vec->z, 11.0);
CU_ASSERT_EQUAL(obj->faces[4].edge->vert->vec->x, 11.0);
CU_ASSERT_EQUAL(obj->faces[4].edge->vert->vec->y, 11.0);
CU_ASSERT_EQUAL(obj->faces[4].edge->vert->vec->z, 11.0);
CU_ASSERT_EQUAL(obj->faces[4].edge->next->vert->vec->x, 11.0);
CU_ASSERT_EQUAL(obj->faces[4].edge->next->vert->vec->y, 10.0);
CU_ASSERT_EQUAL(obj->faces[4].edge->next->vert->vec->z, 11.0);
CU_ASSERT_EQUAL(obj->faces[4].edge->next->next->vert->vec->x, 11.0);
CU_ASSERT_EQUAL(obj->faces[4].edge->next->next->vert->vec->y, 10.0);
CU_ASSERT_EQUAL(obj->faces[4].edge->next->next->vert->vec->z, 9.0);
CU_ASSERT_EQUAL(obj->faces[4].edge->next->next->next->vert->vec->x, 11.0);
CU_ASSERT_EQUAL(obj->faces[4].edge->next->next->next->vert->vec->y, 11.0);
CU_ASSERT_EQUAL(obj->faces[4].edge->next->next->next->vert->vec->z, 9.0);
CU_ASSERT_EQUAL(obj->faces[4].edge->next->next->next->next->vert->vec->x, 11.0);
CU_ASSERT_EQUAL(obj->faces[4].edge->next->next->next->next->vert->vec->y, 11.0);
CU_ASSERT_EQUAL(obj->faces[4].edge->next->next->next->next->vert->vec->z, 11.0);
CU_ASSERT_EQUAL(obj->faces[5].edge->vert->vec->x, 9.0);
CU_ASSERT_EQUAL(obj->faces[5].edge->vert->vec->y, 11.0);
CU_ASSERT_EQUAL(obj->faces[5].edge->vert->vec->z, 9.0);
CU_ASSERT_EQUAL(obj->faces[5].edge->next->vert->vec->x, 9.0);
CU_ASSERT_EQUAL(obj->faces[5].edge->next->vert->vec->y, 10.0);
CU_ASSERT_EQUAL(obj->faces[5].edge->next->vert->vec->z, 9.0);
CU_ASSERT_EQUAL(obj->faces[5].edge->next->next->vert->vec->x, 9.0);
CU_ASSERT_EQUAL(obj->faces[5].edge->next->next->vert->vec->y, 10.0);
CU_ASSERT_EQUAL(obj->faces[5].edge->next->next->vert->vec->z, 11.0);
CU_ASSERT_EQUAL(obj->faces[5].edge->next->next->next->vert->vec->x, 9.0);
CU_ASSERT_EQUAL(obj->faces[5].edge->next->next->next->vert->vec->y, 11.0);
CU_ASSERT_EQUAL(obj->faces[5].edge->next->next->next->vert->vec->z, 11.0);
CU_ASSERT_EQUAL(obj->faces[5].edge->next->next->next->next->vert->vec->x, 9.0);
CU_ASSERT_EQUAL(obj->faces[5].edge->next->next->next->next->vert->vec->y, 11.0);
CU_ASSERT_EQUAL(obj->faces[5].edge->next->next->next->next->vert->vec->z, 9.0);
CU_ASSERT_EQUAL(obj->fc, 6);
CU_ASSERT_EQUAL(obj->ec, 24);
}
/**
* Read an invalid .obj file.
*/
void test_read_obj_file2(void)
{
HE_obj *obj = read_obj_file("objfoo");
CU_ASSERT_PTR_NULL(obj);
}
/**
* Pass NULL to read_obj_file().
*/
void test_read_obj_file3(void)
{
HE_obj *obj = read_obj_file(NULL);
CU_ASSERT_PTR_NULL(obj);
}
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