diff options
Diffstat (limited to 'tests/core/buffer.c')
| -rw-r--r-- | tests/core/buffer.c | 1226 |
1 files changed, 0 insertions, 1226 deletions
diff --git a/tests/core/buffer.c b/tests/core/buffer.c deleted file mode 100644 index 2af4a8712..000000000 --- a/tests/core/buffer.c +++ /dev/null @@ -1,1226 +0,0 @@ -#include "clar_libgit2.h" -#include "buffer.h" -#include "git2/sys/hashsig.h" -#include "futils.h" - -#define TESTSTR "Have you seen that? Have you seeeen that??" -const char *test_string = TESTSTR; -const char *test_string_x2 = TESTSTR TESTSTR; - -#define TESTSTR_4096 REP1024("1234") -#define TESTSTR_8192 REP1024("12341234") -const char *test_4096 = TESTSTR_4096; -const char *test_8192 = TESTSTR_8192; - -/* test basic data concatenation */ -void test_core_buffer__0(void) -{ - git_buf buf = GIT_BUF_INIT; - - cl_assert(buf.size == 0); - - git_buf_puts(&buf, test_string); - cl_assert(git_buf_oom(&buf) == 0); - cl_assert_equal_s(test_string, git_buf_cstr(&buf)); - - git_buf_puts(&buf, test_string); - cl_assert(git_buf_oom(&buf) == 0); - cl_assert_equal_s(test_string_x2, git_buf_cstr(&buf)); - - git_buf_dispose(&buf); -} - -/* test git_buf_printf */ -void test_core_buffer__1(void) -{ - git_buf buf = GIT_BUF_INIT; - - git_buf_printf(&buf, "%s %s %d ", "shoop", "da", 23); - cl_assert(git_buf_oom(&buf) == 0); - cl_assert_equal_s("shoop da 23 ", git_buf_cstr(&buf)); - - git_buf_printf(&buf, "%s %d", "woop", 42); - cl_assert(git_buf_oom(&buf) == 0); - cl_assert_equal_s("shoop da 23 woop 42", git_buf_cstr(&buf)); - - git_buf_dispose(&buf); -} - -/* more thorough test of concatenation options */ -void test_core_buffer__2(void) -{ - git_buf buf = GIT_BUF_INIT; - int i; - char data[128]; - - cl_assert(buf.size == 0); - - /* this must be safe to do */ - git_buf_dispose(&buf); - cl_assert(buf.size == 0); - cl_assert(buf.asize == 0); - - /* empty buffer should be empty string */ - cl_assert_equal_s("", git_buf_cstr(&buf)); - cl_assert(buf.size == 0); - /* cl_assert(buf.asize == 0); -- should not assume what git_buf does */ - - /* free should set us back to the beginning */ - git_buf_dispose(&buf); - cl_assert(buf.size == 0); - cl_assert(buf.asize == 0); - - /* add letter */ - git_buf_putc(&buf, '+'); - cl_assert(git_buf_oom(&buf) == 0); - cl_assert_equal_s("+", git_buf_cstr(&buf)); - - /* add letter again */ - git_buf_putc(&buf, '+'); - cl_assert(git_buf_oom(&buf) == 0); - cl_assert_equal_s("++", git_buf_cstr(&buf)); - - /* let's try that a few times */ - for (i = 0; i < 16; ++i) { - git_buf_putc(&buf, '+'); - cl_assert(git_buf_oom(&buf) == 0); - } - cl_assert_equal_s("++++++++++++++++++", git_buf_cstr(&buf)); - - git_buf_dispose(&buf); - - /* add data */ - git_buf_put(&buf, "xo", 2); - cl_assert(git_buf_oom(&buf) == 0); - cl_assert_equal_s("xo", git_buf_cstr(&buf)); - - /* add letter again */ - git_buf_put(&buf, "xo", 2); - cl_assert(git_buf_oom(&buf) == 0); - cl_assert_equal_s("xoxo", git_buf_cstr(&buf)); - - /* let's try that a few times */ - for (i = 0; i < 16; ++i) { - git_buf_put(&buf, "xo", 2); - cl_assert(git_buf_oom(&buf) == 0); - } - cl_assert_equal_s("xoxoxoxoxoxoxoxoxoxoxoxoxoxoxoxoxoxo", - git_buf_cstr(&buf)); - - git_buf_dispose(&buf); - - /* set to string */ - git_buf_sets(&buf, test_string); - cl_assert(git_buf_oom(&buf) == 0); - cl_assert_equal_s(test_string, git_buf_cstr(&buf)); - - /* append string */ - git_buf_puts(&buf, test_string); - cl_assert(git_buf_oom(&buf) == 0); - cl_assert_equal_s(test_string_x2, git_buf_cstr(&buf)); - - /* set to string again (should overwrite - not append) */ - git_buf_sets(&buf, test_string); - cl_assert(git_buf_oom(&buf) == 0); - cl_assert_equal_s(test_string, git_buf_cstr(&buf)); - - /* test clear */ - git_buf_clear(&buf); - cl_assert_equal_s("", git_buf_cstr(&buf)); - - git_buf_dispose(&buf); - - /* test extracting data into buffer */ - git_buf_puts(&buf, REP4("0123456789")); - cl_assert(git_buf_oom(&buf) == 0); - - git_buf_copy_cstr(data, sizeof(data), &buf); - cl_assert_equal_s(REP4("0123456789"), data); - git_buf_copy_cstr(data, 11, &buf); - cl_assert_equal_s("0123456789", data); - git_buf_copy_cstr(data, 3, &buf); - cl_assert_equal_s("01", data); - git_buf_copy_cstr(data, 1, &buf); - cl_assert_equal_s("", data); - - git_buf_copy_cstr(data, sizeof(data), &buf); - cl_assert_equal_s(REP4("0123456789"), data); - - git_buf_sets(&buf, REP256("x")); - git_buf_copy_cstr(data, sizeof(data), &buf); - /* since sizeof(data) == 128, only 127 bytes should be copied */ - cl_assert_equal_s(REP4(REP16("x")) REP16("x") REP16("x") - REP16("x") "xxxxxxxxxxxxxxx", data); - - git_buf_dispose(&buf); - - git_buf_copy_cstr(data, sizeof(data), &buf); - cl_assert_equal_s("", data); -} - -/* let's do some tests with larger buffers to push our limits */ -void test_core_buffer__3(void) -{ - git_buf buf = GIT_BUF_INIT; - - /* set to string */ - git_buf_set(&buf, test_4096, 4096); - cl_assert(git_buf_oom(&buf) == 0); - cl_assert_equal_s(test_4096, git_buf_cstr(&buf)); - - /* append string */ - git_buf_puts(&buf, test_4096); - cl_assert(git_buf_oom(&buf) == 0); - cl_assert_equal_s(test_8192, git_buf_cstr(&buf)); - - /* set to string again (should overwrite - not append) */ - git_buf_set(&buf, test_4096, 4096); - cl_assert(git_buf_oom(&buf) == 0); - cl_assert_equal_s(test_4096, git_buf_cstr(&buf)); - - git_buf_dispose(&buf); -} - -/* let's try some producer/consumer tests */ -void test_core_buffer__4(void) -{ - git_buf buf = GIT_BUF_INIT; - int i; - - for (i = 0; i < 10; ++i) { - git_buf_puts(&buf, "1234"); /* add 4 */ - cl_assert(git_buf_oom(&buf) == 0); - git_buf_consume(&buf, buf.ptr + 2); /* eat the first two */ - cl_assert(strlen(git_buf_cstr(&buf)) == (size_t)((i + 1) * 2)); - } - /* we have appended 1234 10x and removed the first 20 letters */ - cl_assert_equal_s("12341234123412341234", git_buf_cstr(&buf)); - - git_buf_consume(&buf, NULL); - cl_assert_equal_s("12341234123412341234", git_buf_cstr(&buf)); - - git_buf_consume(&buf, "invalid pointer"); - cl_assert_equal_s("12341234123412341234", git_buf_cstr(&buf)); - - git_buf_consume(&buf, buf.ptr); - cl_assert_equal_s("12341234123412341234", git_buf_cstr(&buf)); - - git_buf_consume(&buf, buf.ptr + 1); - cl_assert_equal_s("2341234123412341234", git_buf_cstr(&buf)); - - git_buf_consume(&buf, buf.ptr + buf.size); - cl_assert_equal_s("", git_buf_cstr(&buf)); - - git_buf_dispose(&buf); -} - - -static void -check_buf_append( - const char* data_a, - const char* data_b, - const char* expected_data, - size_t expected_size, - size_t expected_asize) -{ - git_buf tgt = GIT_BUF_INIT; - - git_buf_sets(&tgt, data_a); - cl_assert(git_buf_oom(&tgt) == 0); - git_buf_puts(&tgt, data_b); - cl_assert(git_buf_oom(&tgt) == 0); - cl_assert_equal_s(expected_data, git_buf_cstr(&tgt)); - cl_assert_equal_i(tgt.size, expected_size); - if (expected_asize > 0) - cl_assert_equal_i(tgt.asize, expected_asize); - - git_buf_dispose(&tgt); -} - -static void -check_buf_append_abc( - const char* buf_a, - const char* buf_b, - const char* buf_c, - const char* expected_ab, - const char* expected_abc, - const char* expected_abca, - const char* expected_abcab, - const char* expected_abcabc) -{ - git_buf buf = GIT_BUF_INIT; - - git_buf_sets(&buf, buf_a); - cl_assert(git_buf_oom(&buf) == 0); - cl_assert_equal_s(buf_a, git_buf_cstr(&buf)); - - git_buf_puts(&buf, buf_b); - cl_assert(git_buf_oom(&buf) == 0); - cl_assert_equal_s(expected_ab, git_buf_cstr(&buf)); - - git_buf_puts(&buf, buf_c); - cl_assert(git_buf_oom(&buf) == 0); - cl_assert_equal_s(expected_abc, git_buf_cstr(&buf)); - - git_buf_puts(&buf, buf_a); - cl_assert(git_buf_oom(&buf) == 0); - cl_assert_equal_s(expected_abca, git_buf_cstr(&buf)); - - git_buf_puts(&buf, buf_b); - cl_assert(git_buf_oom(&buf) == 0); - cl_assert_equal_s(expected_abcab, git_buf_cstr(&buf)); - - git_buf_puts(&buf, buf_c); - cl_assert(git_buf_oom(&buf) == 0); - cl_assert_equal_s(expected_abcabc, git_buf_cstr(&buf)); - - git_buf_dispose(&buf); -} - -/* more variations on append tests */ -void test_core_buffer__5(void) -{ - check_buf_append("", "", "", 0, 0); - check_buf_append("a", "", "a", 1, 0); - check_buf_append("", "a", "a", 1, 8); - check_buf_append("", "a", "a", 1, 8); - check_buf_append("a", "b", "ab", 2, 8); - check_buf_append("", "abcdefgh", "abcdefgh", 8, 16); - check_buf_append("abcdefgh", "", "abcdefgh", 8, 16); - - /* buffer with starting asize will grow to: - * 1 -> 2, 2 -> 3, 3 -> 5, 4 -> 6, 5 -> 8, 6 -> 9, - * 7 -> 11, 8 -> 12, 9 -> 14, 10 -> 15, 11 -> 17, 12 -> 18, - * 13 -> 20, 14 -> 21, 15 -> 23, 16 -> 24, 17 -> 26, 18 -> 27, - * 19 -> 29, 20 -> 30, 21 -> 32, 22 -> 33, 23 -> 35, 24 -> 36, - * ... - * follow sequence until value > target size, - * then round up to nearest multiple of 8. - */ - - check_buf_append("abcdefgh", "/", "abcdefgh/", 9, 16); - check_buf_append("abcdefgh", "ijklmno", "abcdefghijklmno", 15, 16); - check_buf_append("abcdefgh", "ijklmnop", "abcdefghijklmnop", 16, 24); - check_buf_append("0123456789", "0123456789", - "01234567890123456789", 20, 24); - check_buf_append(REP16("x"), REP16("o"), - REP16("x") REP16("o"), 32, 40); - - check_buf_append(test_4096, "", test_4096, 4096, 4104); - check_buf_append(test_4096, test_4096, test_8192, 8192, 8200); - - /* check sequences of appends */ - check_buf_append_abc("a", "b", "c", - "ab", "abc", "abca", "abcab", "abcabc"); - check_buf_append_abc("a1", "b2", "c3", - "a1b2", "a1b2c3", "a1b2c3a1", - "a1b2c3a1b2", "a1b2c3a1b2c3"); - check_buf_append_abc("a1/", "b2/", "c3/", - "a1/b2/", "a1/b2/c3/", "a1/b2/c3/a1/", - "a1/b2/c3/a1/b2/", "a1/b2/c3/a1/b2/c3/"); -} - -/* test swap */ -void test_core_buffer__6(void) -{ - git_buf a = GIT_BUF_INIT; - git_buf b = GIT_BUF_INIT; - - git_buf_sets(&a, "foo"); - cl_assert(git_buf_oom(&a) == 0); - git_buf_sets(&b, "bar"); - cl_assert(git_buf_oom(&b) == 0); - - cl_assert_equal_s("foo", git_buf_cstr(&a)); - cl_assert_equal_s("bar", git_buf_cstr(&b)); - - git_buf_swap(&a, &b); - - cl_assert_equal_s("bar", git_buf_cstr(&a)); - cl_assert_equal_s("foo", git_buf_cstr(&b)); - - git_buf_dispose(&a); - git_buf_dispose(&b); -} - - -/* test detach/attach data */ -void test_core_buffer__7(void) -{ - const char *fun = "This is fun"; - git_buf a = GIT_BUF_INIT; - char *b = NULL; - - git_buf_sets(&a, "foo"); - cl_assert(git_buf_oom(&a) == 0); - cl_assert_equal_s("foo", git_buf_cstr(&a)); - - b = git_buf_detach(&a); - - cl_assert_equal_s("foo", b); - cl_assert_equal_s("", a.ptr); - git__free(b); - - b = git_buf_detach(&a); - - cl_assert_equal_s(NULL, b); - cl_assert_equal_s("", a.ptr); - - git_buf_dispose(&a); - - b = git__strdup(fun); - git_buf_attach(&a, b, 0); - - cl_assert_equal_s(fun, a.ptr); - cl_assert(a.size == strlen(fun)); - cl_assert(a.asize == strlen(fun) + 1); - - git_buf_dispose(&a); - - b = git__strdup(fun); - git_buf_attach(&a, b, strlen(fun) + 1); - - cl_assert_equal_s(fun, a.ptr); - cl_assert(a.size == strlen(fun)); - cl_assert(a.asize == strlen(fun) + 1); - - git_buf_dispose(&a); -} - - -static void -check_joinbuf_2( - const char *a, - const char *b, - const char *expected) -{ - char sep = '/'; - git_buf buf = GIT_BUF_INIT; - - git_buf_join(&buf, sep, a, b); - cl_assert(git_buf_oom(&buf) == 0); - cl_assert_equal_s(expected, git_buf_cstr(&buf)); - git_buf_dispose(&buf); -} - -static void -check_joinbuf_overlapped( - const char *oldval, - int ofs_a, - const char *b, - const char *expected) -{ - char sep = '/'; - git_buf buf = GIT_BUF_INIT; - - git_buf_sets(&buf, oldval); - git_buf_join(&buf, sep, buf.ptr + ofs_a, b); - cl_assert(git_buf_oom(&buf) == 0); - cl_assert_equal_s(expected, git_buf_cstr(&buf)); - git_buf_dispose(&buf); -} - -static void -check_joinbuf_n_2( - const char *a, - const char *b, - const char *expected) -{ - char sep = '/'; - git_buf buf = GIT_BUF_INIT; - - git_buf_sets(&buf, a); - cl_assert(git_buf_oom(&buf) == 0); - - git_buf_join_n(&buf, sep, 1, b); - cl_assert(git_buf_oom(&buf) == 0); - cl_assert_equal_s(expected, git_buf_cstr(&buf)); - - git_buf_dispose(&buf); -} - -static void -check_joinbuf_n_4( - const char *a, - const char *b, - const char *c, - const char *d, - const char *expected) -{ - char sep = ';'; - git_buf buf = GIT_BUF_INIT; - git_buf_join_n(&buf, sep, 4, a, b, c, d); - cl_assert(git_buf_oom(&buf) == 0); - cl_assert_equal_s(expected, git_buf_cstr(&buf)); - git_buf_dispose(&buf); -} - -/* test join */ -void test_core_buffer__8(void) -{ - git_buf a = GIT_BUF_INIT; - - git_buf_join_n(&a, '/', 1, "foo"); - cl_assert(git_buf_oom(&a) == 0); - cl_assert_equal_s("foo", git_buf_cstr(&a)); - - git_buf_join_n(&a, '/', 1, "bar"); - cl_assert(git_buf_oom(&a) == 0); - cl_assert_equal_s("foo/bar", git_buf_cstr(&a)); - - git_buf_join_n(&a, '/', 1, "baz"); - cl_assert(git_buf_oom(&a) == 0); - cl_assert_equal_s("foo/bar/baz", git_buf_cstr(&a)); - - git_buf_dispose(&a); - - check_joinbuf_2(NULL, "", ""); - check_joinbuf_2(NULL, "a", "a"); - check_joinbuf_2(NULL, "/a", "/a"); - check_joinbuf_2("", "", ""); - check_joinbuf_2("", "a", "a"); - check_joinbuf_2("", "/a", "/a"); - check_joinbuf_2("a", "", "a/"); - check_joinbuf_2("a", "/", "a/"); - check_joinbuf_2("a", "b", "a/b"); - check_joinbuf_2("/", "a", "/a"); - check_joinbuf_2("/", "", "/"); - check_joinbuf_2("/a", "/b", "/a/b"); - check_joinbuf_2("/a", "/b/", "/a/b/"); - check_joinbuf_2("/a/", "b/", "/a/b/"); - check_joinbuf_2("/a/", "/b/", "/a/b/"); - check_joinbuf_2("/a/", "//b/", "/a/b/"); - check_joinbuf_2("/abcd", "/defg", "/abcd/defg"); - check_joinbuf_2("/abcd", "/defg/", "/abcd/defg/"); - check_joinbuf_2("/abcd/", "defg/", "/abcd/defg/"); - check_joinbuf_2("/abcd/", "/defg/", "/abcd/defg/"); - - check_joinbuf_overlapped("abcd", 0, "efg", "abcd/efg"); - check_joinbuf_overlapped("abcd", 1, "efg", "bcd/efg"); - check_joinbuf_overlapped("abcd", 2, "efg", "cd/efg"); - check_joinbuf_overlapped("abcd", 3, "efg", "d/efg"); - check_joinbuf_overlapped("abcd", 4, "efg", "efg"); - check_joinbuf_overlapped("abc/", 2, "efg", "c/efg"); - check_joinbuf_overlapped("abc/", 3, "efg", "/efg"); - check_joinbuf_overlapped("abc/", 4, "efg", "efg"); - check_joinbuf_overlapped("abcd", 3, "", "d/"); - check_joinbuf_overlapped("abcd", 4, "", ""); - check_joinbuf_overlapped("abc/", 2, "", "c/"); - check_joinbuf_overlapped("abc/", 3, "", "/"); - check_joinbuf_overlapped("abc/", 4, "", ""); - - check_joinbuf_n_2("", "", ""); - check_joinbuf_n_2("", "a", "a"); - check_joinbuf_n_2("", "/a", "/a"); - check_joinbuf_n_2("a", "", "a/"); - check_joinbuf_n_2("a", "/", "a/"); - check_joinbuf_n_2("a", "b", "a/b"); - check_joinbuf_n_2("/", "a", "/a"); - check_joinbuf_n_2("/", "", "/"); - check_joinbuf_n_2("/a", "/b", "/a/b"); - check_joinbuf_n_2("/a", "/b/", "/a/b/"); - check_joinbuf_n_2("/a/", "b/", "/a/b/"); - check_joinbuf_n_2("/a/", "/b/", "/a/b/"); - check_joinbuf_n_2("/abcd", "/defg", "/abcd/defg"); - check_joinbuf_n_2("/abcd", "/defg/", "/abcd/defg/"); - check_joinbuf_n_2("/abcd/", "defg/", "/abcd/defg/"); - check_joinbuf_n_2("/abcd/", "/defg/", "/abcd/defg/"); - - check_joinbuf_n_4("", "", "", "", ""); - check_joinbuf_n_4("", "a", "", "", "a;"); - check_joinbuf_n_4("a", "", "", "", "a;"); - check_joinbuf_n_4("", "", "", "a", "a"); - check_joinbuf_n_4("a", "b", "", ";c;d;", "a;b;c;d;"); - check_joinbuf_n_4("a", "b", "", ";c;d", "a;b;c;d"); - check_joinbuf_n_4("abcd", "efgh", "ijkl", "mnop", "abcd;efgh;ijkl;mnop"); - check_joinbuf_n_4("abcd;", "efgh;", "ijkl;", "mnop;", "abcd;efgh;ijkl;mnop;"); - check_joinbuf_n_4(";abcd;", ";efgh;", ";ijkl;", ";mnop;", ";abcd;efgh;ijkl;mnop;"); -} - -void test_core_buffer__9(void) -{ - git_buf buf = GIT_BUF_INIT; - - /* just some exhaustive tests of various separator placement */ - char *a[] = { "", "-", "a-", "-a", "-a-" }; - char *b[] = { "", "-", "b-", "-b", "-b-" }; - char sep[] = { 0, '-', '/' }; - char *expect_null[] = { "", "-", "a-", "-a", "-a-", - "-", "--", "a--", "-a-", "-a--", - "b-", "-b-", "a-b-", "-ab-", "-a-b-", - "-b", "--b", "a--b", "-a-b", "-a--b", - "-b-", "--b-", "a--b-", "-a-b-", "-a--b-" }; - char *expect_dash[] = { "", "-", "a-", "-a-", "-a-", - "-", "-", "a-", "-a-", "-a-", - "b-", "-b-", "a-b-", "-a-b-", "-a-b-", - "-b", "-b", "a-b", "-a-b", "-a-b", - "-b-", "-b-", "a-b-", "-a-b-", "-a-b-" }; - char *expect_slas[] = { "", "-/", "a-/", "-a/", "-a-/", - "-", "-/-", "a-/-", "-a/-", "-a-/-", - "b-", "-/b-", "a-/b-", "-a/b-", "-a-/b-", - "-b", "-/-b", "a-/-b", "-a/-b", "-a-/-b", - "-b-", "-/-b-", "a-/-b-", "-a/-b-", "-a-/-b-" }; - char **expect_values[] = { expect_null, expect_dash, expect_slas }; - char separator, **expect; - unsigned int s, i, j; - - for (s = 0; s < sizeof(sep) / sizeof(char); ++s) { - separator = sep[s]; - expect = expect_values[s]; - - for (j = 0; j < sizeof(b) / sizeof(char*); ++j) { - for (i = 0; i < sizeof(a) / sizeof(char*); ++i) { - git_buf_join(&buf, separator, a[i], b[j]); - cl_assert_equal_s(*expect, buf.ptr); - expect++; - } - } - } - - git_buf_dispose(&buf); -} - -void test_core_buffer__10(void) -{ - git_buf a = GIT_BUF_INIT; - - cl_git_pass(git_buf_join_n(&a, '/', 1, "test")); - cl_assert_equal_s(a.ptr, "test"); - cl_git_pass(git_buf_join_n(&a, '/', 1, "string")); - cl_assert_equal_s(a.ptr, "test/string"); - git_buf_clear(&a); - cl_git_pass(git_buf_join_n(&a, '/', 3, "test", "string", "join")); - cl_assert_equal_s(a.ptr, "test/string/join"); - cl_git_pass(git_buf_join_n(&a, '/', 2, a.ptr, "more")); - cl_assert_equal_s(a.ptr, "test/string/join/test/string/join/more"); - - git_buf_dispose(&a); -} - -void test_core_buffer__join3(void) -{ - git_buf a = GIT_BUF_INIT; - - cl_git_pass(git_buf_join3(&a, '/', "test", "string", "join")); - cl_assert_equal_s("test/string/join", a.ptr); - cl_git_pass(git_buf_join3(&a, '/', "test/", "string", "join")); - cl_assert_equal_s("test/string/join", a.ptr); - cl_git_pass(git_buf_join3(&a, '/', "test/", "/string", "join")); - cl_assert_equal_s("test/string/join", a.ptr); - cl_git_pass(git_buf_join3(&a, '/', "test/", "/string/", "join")); - cl_assert_equal_s("test/string/join", a.ptr); - cl_git_pass(git_buf_join3(&a, '/', "test/", "/string/", "/join")); - cl_assert_equal_s("test/string/join", a.ptr); - - cl_git_pass(git_buf_join3(&a, '/', "", "string", "join")); - cl_assert_equal_s("string/join", a.ptr); - cl_git_pass(git_buf_join3(&a, '/', "", "string/", "join")); - cl_assert_equal_s("string/join", a.ptr); - cl_git_pass(git_buf_join3(&a, '/', "", "string/", "/join")); - cl_assert_equal_s("string/join", a.ptr); - - cl_git_pass(git_buf_join3(&a, '/', "string", "", "join")); - cl_assert_equal_s("string/join", a.ptr); - cl_git_pass(git_buf_join3(&a, '/', "string/", "", "join")); - cl_assert_equal_s("string/join", a.ptr); - cl_git_pass(git_buf_join3(&a, '/', "string/", "", "/join")); - cl_assert_equal_s("string/join", a.ptr); - - git_buf_dispose(&a); -} - -void test_core_buffer__11(void) -{ - git_buf a = GIT_BUF_INIT; - char *t1[] = { "nothing", "in", "common" }; - char *t2[] = { "something", "something else", "some other" }; - char *t3[] = { "something", "some fun", "no fun" }; - char *t4[] = { "happy", "happier", "happiest" }; - char *t5[] = { "happiest", "happier", "happy" }; - char *t6[] = { "no", "nope", "" }; - char *t7[] = { "", "doesn't matter" }; - - cl_git_pass(git_buf_common_prefix(&a, t1, 3)); - cl_assert_equal_s(a.ptr, ""); - - cl_git_pass(git_buf_common_prefix(&a, t2, 3)); - cl_assert_equal_s(a.ptr, "some"); - - cl_git_pass(git_buf_common_prefix(&a, t3, 3)); - cl_assert_equal_s(a.ptr, ""); - - cl_git_pass(git_buf_common_prefix(&a, t4, 3)); - cl_assert_equal_s(a.ptr, "happ"); - - cl_git_pass(git_buf_common_prefix(&a, t5, 3)); - cl_assert_equal_s(a.ptr, "happ"); - - cl_git_pass(git_buf_common_prefix(&a, t6, 3)); - cl_assert_equal_s(a.ptr, ""); - - cl_git_pass(git_buf_common_prefix(&a, t7, 3)); - cl_assert_equal_s(a.ptr, ""); - - git_buf_dispose(&a); -} - -void test_core_buffer__rfind_variants(void) -{ - git_buf a = GIT_BUF_INIT; - ssize_t len; - - cl_git_pass(git_buf_sets(&a, "/this/is/it/")); - - len = (ssize_t)git_buf_len(&a); - - cl_assert(git_buf_rfind(&a, '/') == len - 1); - cl_assert(git_buf_rfind_next(&a, '/') == len - 4); - - cl_assert(git_buf_rfind(&a, 'i') == len - 3); - cl_assert(git_buf_rfind_next(&a, 'i') == len - 3); - - cl_assert(git_buf_rfind(&a, 'h') == 2); - cl_assert(git_buf_rfind_next(&a, 'h') == 2); - - cl_assert(git_buf_rfind(&a, 'q') == -1); - cl_assert(git_buf_rfind_next(&a, 'q') == -1); - - git_buf_dispose(&a); -} - -void test_core_buffer__puts_escaped(void) -{ - git_buf a = GIT_BUF_INIT; - - git_buf_clear(&a); - cl_git_pass(git_buf_puts_escaped(&a, "this is a test", "", "")); - cl_assert_equal_s("this is a test", a.ptr); - - git_buf_clear(&a); - cl_git_pass(git_buf_puts_escaped(&a, "this is a test", "t", "\\")); - cl_assert_equal_s("\\this is a \\tes\\t", a.ptr); - - git_buf_clear(&a); - cl_git_pass(git_buf_puts_escaped(&a, "this is a test", "i ", "__")); - cl_assert_equal_s("th__is__ __is__ a__ test", a.ptr); - - git_buf_clear(&a); - cl_git_pass(git_buf_puts_escape_regex(&a, "^match\\s*[A-Z]+.*")); - cl_assert_equal_s("\\^match\\\\s\\*\\[A-Z\\]\\+\\.\\*", a.ptr); - - git_buf_dispose(&a); -} - -static void assert_unescape(char *expected, char *to_unescape) { - git_buf buf = GIT_BUF_INIT; - - cl_git_pass(git_buf_sets(&buf, to_unescape)); - git_buf_unescape(&buf); - cl_assert_equal_s(expected, buf.ptr); - cl_assert_equal_sz(strlen(expected), buf.size); - - git_buf_dispose(&buf); -} - -void test_core_buffer__unescape(void) -{ - assert_unescape("Escaped\\", "Es\\ca\\ped\\"); - assert_unescape("Es\\caped\\", "Es\\\\ca\\ped\\\\"); - assert_unescape("\\", "\\"); - assert_unescape("\\", "\\\\"); - assert_unescape("", ""); -} - -void test_core_buffer__encode_base64(void) -{ - git_buf buf = GIT_BUF_INIT; - - /* t h i s - * 0x 74 68 69 73 - * 0b 01110100 01101000 01101001 01110011 - * 0b 011101 000110 100001 101001 011100 110000 - * 0x 1d 06 21 29 1c 30 - * d G h p c w - */ - cl_git_pass(git_buf_encode_base64(&buf, "this", 4)); - cl_assert_equal_s("dGhpcw==", buf.ptr); - - git_buf_clear(&buf); - cl_git_pass(git_buf_encode_base64(&buf, "this!", 5)); - cl_assert_equal_s("dGhpcyE=", buf.ptr); - - git_buf_clear(&buf); - cl_git_pass(git_buf_encode_base64(&buf, "this!\n", 6)); - cl_assert_equal_s("dGhpcyEK", buf.ptr); - - git_buf_dispose(&buf); -} - -void test_core_buffer__decode_base64(void) -{ - git_buf buf = GIT_BUF_INIT; - - cl_git_pass(git_buf_decode_base64(&buf, "dGhpcw==", 8)); - cl_assert_equal_s("this", buf.ptr); - - git_buf_clear(&buf); - cl_git_pass(git_buf_decode_base64(&buf, "dGhpcyE=", 8)); - cl_assert_equal_s("this!", buf.ptr); - - git_buf_clear(&buf); - cl_git_pass(git_buf_decode_base64(&buf, "dGhpcyEK", 8)); - cl_assert_equal_s("this!\n", buf.ptr); - - cl_git_fail(git_buf_decode_base64(&buf, "This is not a valid base64 string!!!", 36)); - cl_assert_equal_s("this!\n", buf.ptr); - - git_buf_dispose(&buf); -} - -void test_core_buffer__encode_base85(void) -{ - git_buf buf = GIT_BUF_INIT; - - cl_git_pass(git_buf_encode_base85(&buf, "this", 4)); - cl_assert_equal_s("bZBXF", buf.ptr); - git_buf_clear(&buf); - - cl_git_pass(git_buf_encode_base85(&buf, "two rnds", 8)); - cl_assert_equal_s("ba!tca&BaE", buf.ptr); - git_buf_clear(&buf); - - cl_git_pass(git_buf_encode_base85(&buf, "this is base 85 encoded", - strlen("this is base 85 encoded"))); - cl_assert_equal_s("bZBXFAZc?TVqtS-AUHK3Wo~0{WMyOk", buf.ptr); - git_buf_clear(&buf); - - git_buf_dispose(&buf); -} - -void test_core_buffer__decode_base85(void) -{ - git_buf buf = GIT_BUF_INIT; - - cl_git_pass(git_buf_decode_base85(&buf, "bZBXF", 5, 4)); - cl_assert_equal_sz(4, buf.size); - cl_assert_equal_s("this", buf.ptr); - git_buf_clear(&buf); - - cl_git_pass(git_buf_decode_base85(&buf, "ba!tca&BaE", 10, 8)); - cl_assert_equal_sz(8, buf.size); - cl_assert_equal_s("two rnds", buf.ptr); - git_buf_clear(&buf); - - cl_git_pass(git_buf_decode_base85(&buf, "bZBXFAZc?TVqtS-AUHK3Wo~0{WMyOk", 30, 23)); - cl_assert_equal_sz(23, buf.size); - cl_assert_equal_s("this is base 85 encoded", buf.ptr); - git_buf_clear(&buf); - - git_buf_dispose(&buf); -} - -void test_core_buffer__decode_base85_fails_gracefully(void) -{ - git_buf buf = GIT_BUF_INIT; - - git_buf_puts(&buf, "foobar"); - - cl_git_fail(git_buf_decode_base85(&buf, "invalid charsZZ", 15, 42)); - cl_git_fail(git_buf_decode_base85(&buf, "invalidchars__ ", 15, 42)); - cl_git_fail(git_buf_decode_base85(&buf, "overflowZZ~~~~~", 15, 42)); - cl_git_fail(git_buf_decode_base85(&buf, "truncated", 9, 42)); - cl_assert_equal_sz(6, buf.size); - cl_assert_equal_s("foobar", buf.ptr); - - git_buf_dispose(&buf); -} - -void test_core_buffer__classify_with_utf8(void) -{ - char *data0 = "Simple text\n"; - size_t data0len = 12; - char *data1 = "Is that UTF-8 data I see…\nYep!\n"; - size_t data1len = 31; - char *data2 = "Internal NUL!!!\000\n\nI see you!\n"; - size_t data2len = 29; - char *data3 = "\xef\xbb\xbfThis is UTF-8 with a BOM.\n"; - size_t data3len = 20; - git_buf b; - - b.ptr = data0; b.size = b.asize = data0len; - cl_assert(!git_buf_is_binary(&b)); - cl_assert(!git_buf_contains_nul(&b)); - - b.ptr = data1; b.size = b.asize = data1len; - cl_assert(!git_buf_is_binary(&b)); - cl_assert(!git_buf_contains_nul(&b)); - - b.ptr = data2; b.size = b.asize = data2len; - cl_assert(git_buf_is_binary(&b)); - cl_assert(git_buf_contains_nul(&b)); - - b.ptr = data3; b.size = b.asize = data3len; - cl_assert(!git_buf_is_binary(&b)); - cl_assert(!git_buf_contains_nul(&b)); -} - -#define SIMILARITY_TEST_DATA_1 \ - "000\n001\n002\n003\n004\n005\n006\n007\n008\n009\n" \ - "010\n011\n012\n013\n014\n015\n016\n017\n018\n019\n" \ - "020\n021\n022\n023\n024\n025\n026\n027\n028\n029\n" \ - "030\n031\n032\n033\n034\n035\n036\n037\n038\n039\n" \ - "040\n041\n042\n043\n044\n045\n046\n047\n048\n049\n" - -void test_core_buffer__similarity_metric(void) -{ - git_hashsig *a, *b; - git_buf buf = GIT_BUF_INIT; - int sim; - - /* in the first case, we compare data to itself and expect 100% match */ - - cl_git_pass(git_buf_sets(&buf, SIMILARITY_TEST_DATA_1)); - cl_git_pass(git_hashsig_create(&a, buf.ptr, buf.size, GIT_HASHSIG_NORMAL)); - cl_git_pass(git_hashsig_create(&b, buf.ptr, buf.size, GIT_HASHSIG_NORMAL)); - - cl_assert_equal_i(100, git_hashsig_compare(a, b)); - - git_hashsig_free(a); - git_hashsig_free(b); - - /* if we change just a single byte, how much does that change magnify? */ - - cl_git_pass(git_buf_sets(&buf, SIMILARITY_TEST_DATA_1)); - cl_git_pass(git_hashsig_create(&a, buf.ptr, buf.size, GIT_HASHSIG_NORMAL)); - cl_git_pass(git_buf_sets(&buf, - "000\n001\n002\n003\n004\n005\n006\n007\n008\n009\n" \ - "010\n011\n012\n013\n014\n015\n016\n017\n018\n019\n" \ - "x020x\n021\n022\n023\n024\n025\n026\n027\n028\n029\n" \ - "030\n031\n032\n033\n034\n035\n036\n037\n038\n039\n" \ - "040\n041\n042\n043\n044\n045\n046\n047\n048\n049\n" - )); - cl_git_pass(git_hashsig_create(&b, buf.ptr, buf.size, GIT_HASHSIG_NORMAL)); - - sim = git_hashsig_compare(a, b); - - cl_assert_in_range(95, sim, 100); /* expect >95% similarity */ - - git_hashsig_free(a); - git_hashsig_free(b); - - /* let's try comparing data to a superset of itself */ - - cl_git_pass(git_buf_sets(&buf, SIMILARITY_TEST_DATA_1)); - cl_git_pass(git_hashsig_create(&a, buf.ptr, buf.size, GIT_HASHSIG_NORMAL)); - cl_git_pass(git_buf_sets(&buf, SIMILARITY_TEST_DATA_1 - "050\n051\n052\n053\n054\n055\n056\n057\n058\n059\n")); - cl_git_pass(git_hashsig_create(&b, buf.ptr, buf.size, GIT_HASHSIG_NORMAL)); - - sim = git_hashsig_compare(a, b); - /* 20% lines added ~= 10% lines changed */ - - cl_assert_in_range(85, sim, 95); /* expect similarity around 90% */ - - git_hashsig_free(a); - git_hashsig_free(b); - - /* what if we keep about half the original data and add half new */ - - cl_git_pass(git_buf_sets(&buf, SIMILARITY_TEST_DATA_1)); - cl_git_pass(git_hashsig_create(&a, buf.ptr, buf.size, GIT_HASHSIG_NORMAL)); - cl_git_pass(git_buf_sets(&buf, - "000\n001\n002\n003\n004\n005\n006\n007\n008\n009\n" \ - "010\n011\n012\n013\n014\n015\n016\n017\n018\n019\n" \ - "020x\n021\n022\n023\n024\n" \ - "x25\nx26\nx27\nx28\nx29\n" \ - "x30\nx31\nx32\nx33\nx34\nx35\nx36\nx37\nx38\nx39\n" \ - "x40\nx41\nx42\nx43\nx44\nx45\nx46\nx47\nx48\nx49\n" - )); - cl_git_pass(git_hashsig_create(&b, buf.ptr, buf.size, GIT_HASHSIG_NORMAL)); - - sim = git_hashsig_compare(a, b); - /* 50% lines changed */ - - cl_assert_in_range(40, sim, 60); /* expect in the 40-60% similarity range */ - - git_hashsig_free(a); - git_hashsig_free(b); - - /* lastly, let's check that we can hash file content as well */ - - cl_git_pass(git_buf_sets(&buf, SIMILARITY_TEST_DATA_1)); - cl_git_pass(git_hashsig_create(&a, buf.ptr, buf.size, GIT_HASHSIG_NORMAL)); - - cl_git_pass(git_futils_mkdir("scratch", 0755, GIT_MKDIR_PATH)); - cl_git_mkfile("scratch/testdata", SIMILARITY_TEST_DATA_1); - cl_git_pass(git_hashsig_create_fromfile( - &b, "scratch/testdata", GIT_HASHSIG_NORMAL)); - - cl_assert_equal_i(100, git_hashsig_compare(a, b)); - - git_hashsig_free(a); - git_hashsig_free(b); - - git_buf_dispose(&buf); - git_futils_rmdir_r("scratch", NULL, GIT_RMDIR_REMOVE_FILES); -} - - -void test_core_buffer__similarity_metric_whitespace(void) -{ - git_hashsig *a, *b; - git_buf buf = GIT_BUF_INIT; - int sim, i, j; - git_hashsig_option_t opt; - const char *tabbed = - " for (s = 0; s < sizeof(sep) / sizeof(char); ++s) {\n" - " separator = sep[s];\n" - " expect = expect_values[s];\n" - "\n" - " for (j = 0; j < sizeof(b) / sizeof(char*); ++j) {\n" - " for (i = 0; i < sizeof(a) / sizeof(char*); ++i) {\n" - " git_buf_join(&buf, separator, a[i], b[j]);\n" - " cl_assert_equal_s(*expect, buf.ptr);\n" - " expect++;\n" - " }\n" - " }\n" - " }\n"; - const char *spaced = - " for (s = 0; s < sizeof(sep) / sizeof(char); ++s) {\n" - " separator = sep[s];\n" - " expect = expect_values[s];\n" - "\n" - " for (j = 0; j < sizeof(b) / sizeof(char*); ++j) {\n" - " for (i = 0; i < sizeof(a) / sizeof(char*); ++i) {\n" - " git_buf_join(&buf, separator, a[i], b[j]);\n" - " cl_assert_equal_s(*expect, buf.ptr);\n" - " expect++;\n" - " }\n" - " }\n" - " }\n"; - const char *crlf_spaced2 = - " for (s = 0; s < sizeof(sep) / sizeof(char); ++s) {\r\n" - " separator = sep[s];\r\n" - " expect = expect_values[s];\r\n" - "\r\n" - " for (j = 0; j < sizeof(b) / sizeof(char*); ++j) {\r\n" - " for (i = 0; i < sizeof(a) / sizeof(char*); ++i) {\r\n" - " git_buf_join(&buf, separator, a[i], b[j]);\r\n" - " cl_assert_equal_s(*expect, buf.ptr);\r\n" - " expect++;\r\n" - " }\r\n" - " }\r\n" - " }\r\n"; - const char *text[3] = { tabbed, spaced, crlf_spaced2 }; - - /* let's try variations of our own code with whitespace changes */ - - for (opt = GIT_HASHSIG_NORMAL; opt <= GIT_HASHSIG_SMART_WHITESPACE; ++opt) { - for (i = 0; i < 3; ++i) { - for (j = 0; j < 3; ++j) { - cl_git_pass(git_buf_sets(&buf, text[i])); - cl_git_pass(git_hashsig_create(&a, buf.ptr, buf.size, opt)); - - cl_git_pass(git_buf_sets(&buf, text[j])); - cl_git_pass(git_hashsig_create(&b, buf.ptr, buf.size, opt)); - - sim = git_hashsig_compare(a, b); - - if (opt == GIT_HASHSIG_NORMAL) { - if (i == j) - cl_assert_equal_i(100, sim); - else - cl_assert_in_range(0, sim, 30); /* pretty different */ - } else { - cl_assert_equal_i(100, sim); - } - - git_hashsig_free(a); - git_hashsig_free(b); - } - } - } - - git_buf_dispose(&buf); -} - -#include "../filter/crlf.h" - -#define check_buf(expected,buf) do { \ - cl_assert_equal_s(expected, buf.ptr); \ - cl_assert_equal_sz(strlen(expected), buf.size); } while (0) - -void test_core_buffer__lf_and_crlf_conversions(void) -{ - git_buf src = GIT_BUF_INIT, tgt = GIT_BUF_INIT; - - /* LF source */ - - git_buf_sets(&src, "lf\nlf\nlf\nlf\n"); - - cl_git_pass(git_buf_lf_to_crlf(&tgt, &src)); - check_buf("lf\r\nlf\r\nlf\r\nlf\r\n", tgt); - - cl_git_pass(git_buf_crlf_to_lf(&tgt, &src)); - check_buf(src.ptr, tgt); - - git_buf_sets(&src, "\nlf\nlf\nlf\nlf\nlf"); - - cl_git_pass(git_buf_lf_to_crlf(&tgt, &src)); - check_buf("\r\nlf\r\nlf\r\nlf\r\nlf\r\nlf", tgt); - - cl_git_pass(git_buf_crlf_to_lf(&tgt, &src)); - check_buf(src.ptr, tgt); - - /* CRLF source */ - - git_buf_sets(&src, "crlf\r\ncrlf\r\ncrlf\r\ncrlf\r\n"); - - cl_git_pass(git_buf_lf_to_crlf(&tgt, &src)); - check_buf("crlf\r\ncrlf\r\ncrlf\r\ncrlf\r\n", tgt); - - git_buf_sets(&src, "crlf\r\ncrlf\r\ncrlf\r\ncrlf\r\n"); - - cl_git_pass(git_buf_crlf_to_lf(&tgt, &src)); - check_buf("crlf\ncrlf\ncrlf\ncrlf\n", tgt); - - git_buf_sets(&src, "\r\ncrlf\r\ncrlf\r\ncrlf\r\ncrlf\r\ncrlf"); - - cl_git_pass(git_buf_lf_to_crlf(&tgt, &src)); - check_buf("\r\ncrlf\r\ncrlf\r\ncrlf\r\ncrlf\r\ncrlf", tgt); - - git_buf_sets(&src, "\r\ncrlf\r\ncrlf\r\ncrlf\r\ncrlf\r\ncrlf"); - - cl_git_pass(git_buf_crlf_to_lf(&tgt, &src)); - check_buf("\ncrlf\ncrlf\ncrlf\ncrlf\ncrlf", tgt); - - /* CRLF in LF text */ - - git_buf_sets(&src, "\nlf\nlf\ncrlf\r\nlf\nlf\ncrlf\r\n"); - - cl_git_pass(git_buf_lf_to_crlf(&tgt, &src)); - check_buf("\r\nlf\r\nlf\r\ncrlf\r\nlf\r\nlf\r\ncrlf\r\n", tgt); - - git_buf_sets(&src, "\nlf\nlf\ncrlf\r\nlf\nlf\ncrlf\r\n"); - - cl_git_pass(git_buf_crlf_to_lf(&tgt, &src)); - check_buf("\nlf\nlf\ncrlf\nlf\nlf\ncrlf\n", tgt); - - /* LF in CRLF text */ - - git_buf_sets(&src, "\ncrlf\r\ncrlf\r\nlf\ncrlf\r\ncrlf"); - - cl_git_pass(git_buf_lf_to_crlf(&tgt, &src)); - check_buf("\r\ncrlf\r\ncrlf\r\nlf\r\ncrlf\r\ncrlf", tgt); - - cl_git_pass(git_buf_crlf_to_lf(&tgt, &src)); - check_buf("\ncrlf\ncrlf\nlf\ncrlf\ncrlf", tgt); - - /* bare CR test */ - - git_buf_sets(&src, "\rcrlf\r\nlf\nlf\ncr\rcrlf\r\nlf\ncr\r"); - - cl_git_pass(git_buf_lf_to_crlf(&tgt, &src)); - check_buf("\rcrlf\r\nlf\r\nlf\r\ncr\rcrlf\r\nlf\r\ncr\r", tgt); - - git_buf_sets(&src, "\rcrlf\r\nlf\nlf\ncr\rcrlf\r\nlf\ncr\r"); - - cl_git_pass(git_buf_crlf_to_lf(&tgt, &src)); - check_buf("\rcrlf\nlf\nlf\ncr\rcrlf\nlf\ncr\r", tgt); - - git_buf_sets(&src, "\rcr\r"); - cl_git_pass(git_buf_lf_to_crlf(&tgt, &src)); - check_buf(src.ptr, tgt); - cl_git_pass(git_buf_crlf_to_lf(&tgt, &src)); - check_buf("\rcr\r", tgt); - - git_buf_dispose(&src); - git_buf_dispose(&tgt); - - /* blob correspondence tests */ - - git_buf_sets(&src, ALL_CRLF_TEXT_RAW); - cl_git_pass(git_buf_lf_to_crlf(&tgt, &src)); - check_buf(ALL_CRLF_TEXT_AS_CRLF, tgt); - git_buf_sets(&src, ALL_CRLF_TEXT_RAW); - cl_git_pass(git_buf_crlf_to_lf(&tgt, &src)); - check_buf(ALL_CRLF_TEXT_AS_LF, tgt); - git_buf_dispose(&src); - git_buf_dispose(&tgt); - - git_buf_sets(&src, ALL_LF_TEXT_RAW); - cl_git_pass(git_buf_lf_to_crlf(&tgt, &src)); - check_buf(ALL_LF_TEXT_AS_CRLF, tgt); - git_buf_sets(&src, ALL_LF_TEXT_RAW); - cl_git_pass(git_buf_crlf_to_lf(&tgt, &src)); - check_buf(ALL_LF_TEXT_AS_LF, tgt); - git_buf_dispose(&src); - git_buf_dispose(&tgt); - - git_buf_sets(&src, MORE_CRLF_TEXT_RAW); - cl_git_pass(git_buf_lf_to_crlf(&tgt, &src)); - check_buf(MORE_CRLF_TEXT_AS_CRLF, tgt); - git_buf_sets(&src, MORE_CRLF_TEXT_RAW); - cl_git_pass(git_buf_crlf_to_lf(&tgt, &src)); - check_buf(MORE_CRLF_TEXT_AS_LF, tgt); - git_buf_dispose(&src); - git_buf_dispose(&tgt); - - git_buf_sets(&src, MORE_LF_TEXT_RAW); - cl_git_pass(git_buf_lf_to_crlf(&tgt, &src)); - check_buf(MORE_LF_TEXT_AS_CRLF, tgt); - git_buf_sets(&src, MORE_LF_TEXT_RAW); - cl_git_pass(git_buf_crlf_to_lf(&tgt, &src)); - check_buf(MORE_LF_TEXT_AS_LF, tgt); - git_buf_dispose(&src); - git_buf_dispose(&tgt); -} - -void test_core_buffer__dont_grow_borrowed(void) -{ - const char *somestring = "blah blah"; - git_buf buf = GIT_BUF_INIT; - - git_buf_attach_notowned(&buf, somestring, strlen(somestring) + 1); - cl_assert_equal_p(somestring, buf.ptr); - cl_assert_equal_i(0, buf.asize); - cl_assert_equal_i(strlen(somestring) + 1, buf.size); - - cl_git_fail_with(GIT_EINVALID, git_buf_grow(&buf, 1024)); -} - -void test_core_buffer__dont_hit_infinite_loop_when_resizing(void) -{ - git_buf buf = GIT_BUF_INIT; - - cl_git_pass(git_buf_puts(&buf, "foobar")); - /* - * We do not care whether this succeeds or fails, which - * would depend on platform-specific allocation - * semantics. We only want to know that the function - * actually returns. - */ - (void)git_buf_try_grow(&buf, SIZE_MAX, true); - - git_buf_dispose(&buf); -} - -void test_core_buffer__avoid_printing_into_oom_buffer(void) -{ - git_buf buf = GIT_BUF_INIT; - - /* Emulate OOM situation with a previous allocation */ - buf.asize = 8; - buf.ptr = git_buf__oom; - - /* - * Print the same string again. As the buffer still has - * an `asize` of 8 due to the previous print, - * `ENSURE_SIZE` would not try to reallocate the array at - * all. As it didn't explicitly check for `git_buf__oom` - * in earlier versions, this would've resulted in it - * returning successfully and thus `git_buf_puts` would - * just print into the `git_buf__oom` array. - */ - cl_git_fail(git_buf_puts(&buf, "foobar")); -} |