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unittests/vfs: Add test for vfs_bind invalid FD argument

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This commit is contained in:
Joakim Nohlgård 2018-02-12 08:46:44 +01:00
parent 490e7c87e0
commit 85125d04ef
1 changed files with 14 additions and 0 deletions
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14
tests/unittests/tests-vfs/tests-vfs-bind.c
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@ -107,11 +107,25 @@ static void test_vfs_bind__leak_fds(void)
test_vfs_bind();
}
static void test_vfs_bind__allocate_invalid_fd(void)
{
/* Check that fds >= VFS_MAX_OPEN_FILES fails with -ENFILE, to avoid out of
* bounds array access */
/* This test assumes FD numbering begins at 0, update this test if
* VFS_MAX_OPEN_FILES is a valid fd number */
int fd;
fd = vfs_bind(VFS_MAX_OPEN_FILES, O_RDONLY, &_test_bind_ops, NULL);
TEST_ASSERT_EQUAL_INT(-ENFILE, fd);
fd = vfs_bind((VFS_MAX_OPEN_FILES + 1), O_RDONLY, &_test_bind_ops, NULL);
TEST_ASSERT_EQUAL_INT(-ENFILE, fd);
}
Test *tests_vfs_bind_tests(void)
{
EMB_UNIT_TESTFIXTURES(fixtures) {
new_TestFixture(test_vfs_bind),
new_TestFixture(test_vfs_bind__leak_fds),
new_TestFixture(test_vfs_bind__allocate_invalid_fd),
};
EMB_UNIT_TESTCALLER(vfs_bind_tests, NULL, NULL, fixtures);