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Fix memory leak and inconsistent output (due to varying fd numbers) in test_util_file.

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This commit is contained in:
Eric Haszlakiewicz
2016-08-20 23:06:22 -04:00
parent 5fccfed4f4
commit 0fcf1d1ae7
2 changed files with 11 additions and 3 deletions
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12
tests/test_util_file.c
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@@ -49,6 +49,7 @@ static void test_write_to_file()
(rv == 0) ? "OK" : "FAIL", outfile2, rv);
if (rv == 0)
stat_and_cat(outfile2);
json_object_put(jso);
}
static void stat_and_cat(const char *file)
@@ -163,11 +164,18 @@ static void test_read_closed()
int d = open("/dev/null", O_RDONLY, 0);
if(d < 0)
{
puts("FAIL: unable to open");
puts("FAIL: unable to open");
}
// Copy over to a fixed fd number so test output is consistent.
int fixed_d = 10;
if (dup2(d, fixed_d) < 0)
{
printf("FAIL: unable to dup to fd %d", fixed_d);
}
close(d);
close(fixed_d);
json_object *jso = json_object_from_fd(d);
json_object *jso = json_object_from_fd(fixed_d);
if (jso != NULL)
{
printf("FAIL: read from closed fd returning non-NULL: 0x%lx\n",

2
tests/test_util_file.expected
View File

@@ -1,7 +1,7 @@
OK: json_object_from_fd(./valid.json)={ "foo": 123 }
OK: json_object_from_file(./not_present.json) correctly returned NULL: json_object_from_file: error opening file ./not_present.json: ERRNO=ENOENT
OK: json_object_from_fd(closed_fd), expecting NULL, EBADF, got:0x0, json_object_from_fd: error reading fd 3: ERRNO=EBADF
OK: json_object_from_fd(closed_fd), expecting NULL, EBADF, got:0x0, json_object_from_fd: error reading fd 10: ERRNO=EBADF
OK: json_object_to_file(json.out, jso)=0
file[json.out], size=336, contents={"foo":1234,"foo1":"abcdefghijklmnopqrstuvwxyz","foo2":"abcdefghijklmnopqrstuvwxyz","foo3":"abcdefghijklmnopqrstuvwxyz","foo4":"abcdefghijklmnopqrstuvwxyz","foo5":"abcdefghijklmnopqrstuvwxyz","foo6":"abcdefghijklmnopqrstuvwxyz","foo7":"abcdefghijklmnopqrstuvwxyz","foo8":"abcdefghijklmnopqrstuvwxyz","foo9":"abcdefghijklmnopqrstuvwxyz"}