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/* $OpenBSD: test_expand.c,v 1.3 2021/12/14 21:25:27 deraadt Exp $ */
/*
* Regress test for misc string expansion functions.
*
* Placed in the public domain.
*/
#include "includes.h"
#include <sys/types.h>
#include <stdio.h>
#ifdef HAVE_STDINT_H
#include <stdint.h>
#endif
#include <stdlib.h>
#include <string.h>
#include "../test_helper/test_helper.h"
#include "log.h"
#include "misc.h"
void test_expand(void);
void
test_expand(void)
{
int parseerr;
char *ret;
TEST_START("dollar_expand");
ASSERT_INT_EQ(setenv("FOO", "bar", 1), 0);
ASSERT_INT_EQ(setenv("BAR", "baz", 1), 0);
(void)unsetenv("BAZ");
#define ASSERT_DOLLAR_EQ(x, y) do { \
char *str = dollar_expand(NULL, (x)); \
ASSERT_STRING_EQ(str, (y)); \
free(str); \
} while(0)
ASSERT_DOLLAR_EQ("${FOO}", "bar");
ASSERT_DOLLAR_EQ(" ${FOO}", " bar");
ASSERT_DOLLAR_EQ("${FOO} ", "bar ");
ASSERT_DOLLAR_EQ(" ${FOO} ", " bar ");
ASSERT_DOLLAR_EQ("${FOO}${BAR}", "barbaz");
ASSERT_DOLLAR_EQ(" ${FOO} ${BAR}", " bar baz");
ASSERT_DOLLAR_EQ("${FOO}${BAR} ", "barbaz ");
ASSERT_DOLLAR_EQ(" ${FOO} ${BAR} ", " bar baz ");
ASSERT_DOLLAR_EQ("$", "$");
ASSERT_DOLLAR_EQ(" $", " $");
ASSERT_DOLLAR_EQ("$ ", "$ ");
/* suppress error messages for error handing tests */
log_init("test_misc", SYSLOG_LEVEL_QUIET, SYSLOG_FACILITY_AUTH, 1);
/* error checking, non existent variable */
ret = dollar_expand(&parseerr, "a${BAZ}");
ASSERT_PTR_EQ(ret, NULL); ASSERT_INT_EQ(parseerr, 0);
ret = dollar_expand(&parseerr, "${BAZ}b");
ASSERT_PTR_EQ(ret, NULL); ASSERT_INT_EQ(parseerr, 0);
ret = dollar_expand(&parseerr, "a${BAZ}b");
ASSERT_PTR_EQ(ret, NULL); ASSERT_INT_EQ(parseerr, 0);
/* invalid format */
ret = dollar_expand(&parseerr, "${");
ASSERT_PTR_EQ(ret, NULL); ASSERT_INT_EQ(parseerr, 1);
ret = dollar_expand(&parseerr, "${F");
ASSERT_PTR_EQ(ret, NULL); ASSERT_INT_EQ(parseerr, 1);
ret = dollar_expand(&parseerr, "${FO");
ASSERT_PTR_EQ(ret, NULL); ASSERT_INT_EQ(parseerr, 1);
/* empty variable name */
ret = dollar_expand(&parseerr, "${}");
ASSERT_PTR_EQ(ret, NULL); ASSERT_INT_EQ(parseerr, 1);
/* restore loglevel to default */
log_init("test_misc", SYSLOG_LEVEL_INFO, SYSLOG_FACILITY_AUTH, 1);
TEST_DONE();
TEST_START("percent_expand");
ASSERT_STRING_EQ(percent_expand("%%", "%h", "foo", NULL), "%");
ASSERT_STRING_EQ(percent_expand("%h", "h", "foo", NULL), "foo");
ASSERT_STRING_EQ(percent_expand("%h ", "h", "foo", NULL), "foo ");
ASSERT_STRING_EQ(percent_expand(" %h", "h", "foo", NULL), " foo");
ASSERT_STRING_EQ(percent_expand(" %h ", "h", "foo", NULL), " foo ");
ASSERT_STRING_EQ(percent_expand(" %a%b ", "a", "foo", "b", "bar", NULL),
" foobar ");
TEST_DONE();
TEST_START("percent_dollar_expand");
ASSERT_STRING_EQ(percent_dollar_expand("%h${FOO}", "h", "foo", NULL),
"foobar");
TEST_DONE();
}
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