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author | Edward Thomson <ethomson@edwardthomson.com> | 2019-02-22 14:39:08 +0000 |
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committer | Edward Thomson <ethomson@edwardthomson.com> | 2019-02-22 15:04:42 +0000 |
commit | 0345a380a090d28c8435f09f2f35085b435229d9 (patch) | |
tree | dada7aa6c60b86233a1befbf2106769255b24f68 | |
parent | 7ab7bf46b8675c8f5981daabe7e8a4591676d0d1 (diff) | |
download | libgit2-0345a380a090d28c8435f09f2f35085b435229d9.tar.gz |
p_fallocate: add a test for our implementation
-rw-r--r-- | tests/core/posix.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/tests/core/posix.c b/tests/core/posix.c index 172462073..529ee37f7 100644 --- a/tests/core/posix.c +++ b/tests/core/posix.c @@ -27,6 +27,11 @@ void test_core_posix__initialize(void) #endif } +void test_core_posix__cleanup(void) +{ + p_unlink("fallocate_test"); +} + static bool supports_ipv6(void) { #ifdef GIT_WIN32 @@ -190,3 +195,39 @@ void test_core_posix__p_regcomp_compile_userdiff_regexps(void) cl_must_pass(error); } } + +void test_core_posix__fallocate(void) +{ + int fd; + struct stat st; + + /* fallocate a new file succeeds */ + cl_must_pass(fd = p_open("fallocate_test", O_RDWR|O_CREAT, 0666)); + cl_must_pass(p_fallocate(fd, 0, 42)); + cl_must_pass(p_fstat(fd, &st)); + cl_assert_equal_i(42, st.st_size); + p_close(fd); + + /* fallocate an existing file succeeds */ + cl_must_pass(fd = p_open("fallocate_test", O_RDWR, 0666)); + cl_must_pass(p_fallocate(fd, 90, 9)); + cl_must_pass(p_fstat(fd, &st)); + cl_assert_equal_i(99, st.st_size); + p_close(fd); + + /* fallocate doesn't shrink */ + cl_must_pass(fd = p_open("fallocate_test", O_RDWR, 0666)); + cl_must_pass(p_fallocate(fd, 0, 14)); + cl_must_pass(p_fstat(fd, &st)); + cl_assert_equal_i(99, st.st_size); + p_close(fd); + + /* fallocate doesn't move the cursor */ + cl_must_pass(fd = p_open("fallocate_test", O_RDWR, 0666)); + cl_must_pass(p_fallocate(fd, 0, 100)); + cl_assert_equal_i(0, p_lseek(fd, 0, SEEK_CUR)); + cl_must_pass(p_lseek(fd, 42, SEEK_SET)); + cl_must_pass(p_fallocate(fd, 0, 200)); + cl_assert_equal_i(42, p_lseek(fd, 0, SEEK_CUR)); + p_close(fd); +} |