openssh-portable/regress/unittests/misc/test_strdelim.c

201 lines
4.5 KiB
C

/* $OpenBSD: test_strdelim.c,v 1.2 2021/05/21 03:59:01 djm Exp $ */
/*
* Regress test for misc strdelim() and co
*
* Placed in the public domain.
*/
#include "includes.h"
#include <sys/types.h>
#include <sys/param.h>
#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include "../test_helper/test_helper.h"
#include "log.h"
#include "misc.h"
#include "xmalloc.h"
void test_strdelim(void);
void
test_strdelim(void)
{
char *orig, *str, *cp;
#define START_STRING(x) orig = str = xstrdup(x)
#define DONE_STRING() free(orig)
TEST_START("empty");
START_STRING("");
cp = strdelim(&str);
ASSERT_STRING_EQ(cp, ""); /* XXX arguable */
cp = strdelim(&str);
ASSERT_PTR_EQ(cp, NULL);
DONE_STRING();
TEST_DONE();
TEST_START("whitespace");
START_STRING(" ");
cp = strdelim(&str);
ASSERT_STRING_EQ(cp, ""); /* XXX better as NULL */
ASSERT_STRING_EQ(str, "");
DONE_STRING();
TEST_DONE();
TEST_START("trivial");
START_STRING("blob");
cp = strdelim(&str);
ASSERT_STRING_EQ(cp, "blob");
cp = strdelim(&str);
ASSERT_PTR_EQ(cp, NULL);
ASSERT_PTR_EQ(str, NULL);
DONE_STRING();
TEST_DONE();
TEST_START("trivial whitespace");
START_STRING("blob ");
cp = strdelim(&str);
ASSERT_STRING_EQ(cp, "blob");
ASSERT_STRING_EQ(str, "");
cp = strdelim(&str);
ASSERT_STRING_EQ(cp, ""); /* XXX better as NULL */
ASSERT_PTR_EQ(str, NULL);
DONE_STRING();
TEST_DONE();
TEST_START("multi");
START_STRING("blob1 blob2");
cp = strdelim(&str);
ASSERT_STRING_EQ(cp, "blob1");
ASSERT_STRING_EQ(str, "blob2");
cp = strdelim(&str);
ASSERT_STRING_EQ(cp, "blob2");
ASSERT_PTR_EQ(str, NULL);
cp = strdelim(&str);
ASSERT_PTR_EQ(cp, NULL);
DONE_STRING();
TEST_DONE();
TEST_START("multi whitespace");
START_STRING("blob1 blob2 ");
cp = strdelim(&str);
ASSERT_STRING_EQ(cp, "blob1");
ASSERT_STRING_EQ(str, "blob2 ");
cp = strdelim(&str);
ASSERT_STRING_EQ(cp, "blob2");
cp = strdelim(&str);
ASSERT_STRING_EQ(cp, ""); /* XXX better as NULL */
ASSERT_PTR_EQ(str, NULL);
DONE_STRING();
TEST_DONE();
TEST_START("multi equals");
START_STRING("blob1=blob2");
cp = strdelim(&str);
ASSERT_STRING_EQ(cp, "blob1");
ASSERT_STRING_EQ(str, "blob2");
cp = strdelim(&str);
ASSERT_STRING_EQ(cp, "blob2");
ASSERT_PTR_EQ(str, NULL);
cp = strdelim(&str);
ASSERT_PTR_EQ(cp, NULL);
DONE_STRING();
TEST_DONE();
TEST_START("multi too many equals");
START_STRING("blob1==blob2");
cp = strdelim(&str);
ASSERT_STRING_EQ(cp, "blob1"); /* XXX better returning NULL early */
ASSERT_STRING_EQ(str, "=blob2");
cp = strdelim(&str);
ASSERT_STRING_EQ(cp, "");
ASSERT_STRING_EQ(str, "blob2");
cp = strdelim(&str);
ASSERT_STRING_EQ(cp, "blob2"); /* XXX should (but can't) reject */
ASSERT_PTR_EQ(str, NULL);
DONE_STRING();
TEST_DONE();
TEST_START("multi equals strdelimw");
START_STRING("blob1=blob2");
cp = strdelimw(&str);
ASSERT_STRING_EQ(cp, "blob1=blob2");
ASSERT_PTR_EQ(str, NULL);
cp = strdelimw(&str);
ASSERT_PTR_EQ(cp, NULL);
DONE_STRING();
TEST_DONE();
TEST_START("quoted");
START_STRING("\"blob\"");
cp = strdelim(&str);
ASSERT_STRING_EQ(cp, "blob");
cp = strdelim(&str);
ASSERT_STRING_EQ(cp, ""); /* XXX better as NULL */
ASSERT_PTR_EQ(str, NULL);
DONE_STRING();
TEST_DONE();
TEST_START("quoted multi");
START_STRING("\"blob1\" blob2");
cp = strdelim(&str);
ASSERT_STRING_EQ(cp, "blob1");
ASSERT_STRING_EQ(str, "blob2");
cp = strdelim(&str);
ASSERT_STRING_EQ(cp, "blob2");
ASSERT_PTR_EQ(str, NULL);
cp = strdelim(&str);
ASSERT_PTR_EQ(cp, NULL);
DONE_STRING();
TEST_DONE();
TEST_START("quoted multi reverse");
START_STRING("blob1 \"blob2\"");
cp = strdelim(&str);
ASSERT_STRING_EQ(cp, "blob1");
ASSERT_STRING_EQ(str, "\"blob2\"");
cp = strdelim(&str);
ASSERT_STRING_EQ(cp, "blob2");
ASSERT_STRING_EQ(str, "");
cp = strdelim(&str);
ASSERT_STRING_EQ(cp, ""); /* XXX better as NULL */
ASSERT_PTR_EQ(str, NULL);
DONE_STRING();
TEST_DONE();
TEST_START("quoted multi middle");
START_STRING("blob1 \"blob2\" blob3");
cp = strdelim(&str);
ASSERT_STRING_EQ(cp, "blob1");
cp = strdelim(&str);
ASSERT_STRING_EQ(cp, "blob2");
cp = strdelim(&str);
ASSERT_STRING_EQ(cp, "blob3");
cp = strdelim(&str);
ASSERT_PTR_EQ(cp, NULL);
DONE_STRING();
TEST_DONE();
TEST_START("badquote");
START_STRING("\"blob");
cp = strdelim(&str);
ASSERT_PTR_EQ(cp, NULL);
DONE_STRING();
TEST_DONE();
TEST_START("oops quote");
START_STRING("\"blob\\\"");
cp = strdelim(&str);
ASSERT_STRING_EQ(cp, "blob\\"); /* XXX wrong */
cp = strdelim(&str);
ASSERT_STRING_EQ(cp, "");
DONE_STRING();
TEST_DONE();
}