Files
Lina/test2.c
T

97 lines
2.4 KiB
C

#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
#include <string.h>
#include "lina.h"
#define check assert
// This program tests the matrix-loading
// function lina_loadMatrixFromStream.
struct {
char *src;
double *matrix;
int w, h;
} load_tests[] = {
{ .src = "", .matrix = NULL },
{ .src = " [] ", .matrix = NULL },
{ .src = " [1] ", .matrix = (double[]) {1}, .w = 1, .h = 1 },
{ .src = "[1 2 3]", .matrix = (double[]) {1, 2, 3}, .w = 3, .h = 1 },
{ .src = "[1, 2, 3]", .matrix = (double[]) {1, 2, 3}, .w = 1, .h = 3 },
{ .src = "[1 2 3, 4 5 6, 7 8 9]", .matrix = (double[]) {1, 2, 3, 4, 5, 6, 7, 8, 9}, .w = 3, .h = 3 },
};
int main()
{
int total = sizeof(load_tests) / sizeof(load_tests[0]);
int passed = 0;
for(int i = 0; i < total; i += 1)
{
char *src = load_tests[i].src;
FILE *stream = fmemopen(src, strlen(src), "r");
check(stream != NULL);
int w, h;
char *err;
double *M = lina_loadMatrixFromStream(stream, &w, &h, &err);
double *expected_M = load_tests[i].matrix;
if(expected_M == NULL)
{
// Was expected a failure.
if(M == NULL)
{
// And we got one.
fprintf(stderr, "Test %d passed.\n", i);
passed++;
}
else
// Yet the routine succeded.
fprintf(stderr, "Test %d failed:\n\tWas expected a failure but "
"the routine succeded to parse \"%s\"\n", i, src);
}
else
{
// Was expected a success.
if(M == NULL)
// But we got a failure.
fprintf(stderr, "Test %d failed:\n\tCouldn't parse \"%s\" (%s)\n", i, src, err);
else
{
// And we got a success! Now we need to check
// that the parsed matrix is the right one.
int expected_w = load_tests[i].w;
int expected_h = load_tests[i].h;
if(expected_w != w || expected_h != h)
fprintf(stderr, "Test %d failed:\n\tParsing \"%s\" resulted in a "
"matrix %dx%d, where a matrix %dx%d was expected\n",
i, src, h, w, expected_h, expected_w);
else if(memcmp(M, expected_M, sizeof(M[0])*w*h))
fprintf(stderr, "Test %d failed:\n\tParsing \"%s\" resulted in the "
"wrong matrix\n", i, src);
else
{
fprintf(stderr, "Test %d passed.\n", i);
passed += 1;
}
free(M);
}
}
fclose(stream);
}
fprintf(stderr, " %d total, %d passed, %d failed\n", total, passed, total - passed);
return 0;
}