diff options
Diffstat (limited to 'tests-clar/diff/blob.c')
| -rw-r--r-- | tests-clar/diff/blob.c | 1068 |
1 files changed, 0 insertions, 1068 deletions
diff --git a/tests-clar/diff/blob.c b/tests-clar/diff/blob.c deleted file mode 100644 index 42b9fcd5f..000000000 --- a/tests-clar/diff/blob.c +++ /dev/null @@ -1,1068 +0,0 @@ -#include "clar_libgit2.h" -#include "diff_helpers.h" - -static git_repository *g_repo = NULL; -static diff_expects expected; -static git_diff_options opts; -static git_blob *d, *alien; - -static void quick_diff_blob_to_str( - const git_blob *blob, const char *blob_path, - const char *str, size_t len, const char *str_path) -{ - memset(&expected, 0, sizeof(expected)); - - if (str && !len) - len = strlen(str); - - cl_git_pass(git_diff_blob_to_buffer( - blob, blob_path, str, len, str_path, - &opts, diff_file_cb, diff_hunk_cb, diff_line_cb, &expected)); -} - -void test_diff_blob__initialize(void) -{ - git_oid oid; - - g_repo = cl_git_sandbox_init("attr"); - - GIT_INIT_STRUCTURE(&opts, GIT_DIFF_OPTIONS_VERSION); - opts.context_lines = 1; - opts.interhunk_lines = 0; - - memset(&expected, 0, sizeof(expected)); - - /* tests/resources/attr/root_test4.txt */ - cl_git_pass(git_oid_fromstrn(&oid, "a0f7217a", 8)); - cl_git_pass(git_blob_lookup_prefix(&d, g_repo, &oid, 4)); - - /* alien.png */ - cl_git_pass(git_oid_fromstrn(&oid, "edf3dcee", 8)); - cl_git_pass(git_blob_lookup_prefix(&alien, g_repo, &oid, 4)); -} - -void test_diff_blob__cleanup(void) -{ - git_blob_free(d); - d = NULL; - - git_blob_free(alien); - alien = NULL; - - cl_git_sandbox_cleanup(); -} - -void test_diff_blob__can_compare_text_blobs(void) -{ - git_blob *a, *b, *c; - git_oid a_oid, b_oid, c_oid; - - /* tests/resources/attr/root_test1 */ - cl_git_pass(git_oid_fromstrn(&a_oid, "45141a79", 8)); - cl_git_pass(git_blob_lookup_prefix(&a, g_repo, &a_oid, 4)); - - /* tests/resources/attr/root_test2 */ - cl_git_pass(git_oid_fromstrn(&b_oid, "4d713dc4", 8)); - cl_git_pass(git_blob_lookup_prefix(&b, g_repo, &b_oid, 4)); - - /* tests/resources/attr/root_test3 */ - cl_git_pass(git_oid_fromstrn(&c_oid, "c96bbb2c2557a832", 16)); - cl_git_pass(git_blob_lookup_prefix(&c, g_repo, &c_oid, 8)); - - /* Doing the equivalent of a `git diff -U1` on these files */ - - /* diff on tests/resources/attr/root_test1 */ - cl_git_pass(git_diff_blobs( - a, NULL, b, NULL, &opts, - diff_file_cb, diff_hunk_cb, diff_line_cb, &expected)); - - cl_assert_equal_i(1, expected.files); - cl_assert_equal_i(1, expected.file_status[GIT_DELTA_MODIFIED]); - cl_assert_equal_i(0, expected.files_binary); - - cl_assert_equal_i(1, expected.hunks); - cl_assert_equal_i(6, expected.lines); - cl_assert_equal_i(1, expected.line_ctxt); - cl_assert_equal_i(5, expected.line_adds); - cl_assert_equal_i(0, expected.line_dels); - - /* diff on tests/resources/attr/root_test2 */ - memset(&expected, 0, sizeof(expected)); - cl_git_pass(git_diff_blobs( - b, NULL, c, NULL, &opts, - diff_file_cb, diff_hunk_cb, diff_line_cb, &expected)); - - cl_assert_equal_i(1, expected.files); - cl_assert_equal_i(1, expected.file_status[GIT_DELTA_MODIFIED]); - cl_assert_equal_i(0, expected.files_binary); - - cl_assert_equal_i(1, expected.hunks); - cl_assert_equal_i(15, expected.lines); - cl_assert_equal_i(3, expected.line_ctxt); - cl_assert_equal_i(9, expected.line_adds); - cl_assert_equal_i(3, expected.line_dels); - - /* diff on tests/resources/attr/root_test3 */ - memset(&expected, 0, sizeof(expected)); - cl_git_pass(git_diff_blobs( - a, NULL, c, NULL, &opts, - diff_file_cb, diff_hunk_cb, diff_line_cb, &expected)); - - cl_assert_equal_i(1, expected.files); - cl_assert_equal_i(1, expected.file_status[GIT_DELTA_MODIFIED]); - cl_assert_equal_i(0, expected.files_binary); - - cl_assert_equal_i(1, expected.hunks); - cl_assert_equal_i(13, expected.lines); - cl_assert_equal_i(0, expected.line_ctxt); - cl_assert_equal_i(12, expected.line_adds); - cl_assert_equal_i(1, expected.line_dels); - - memset(&expected, 0, sizeof(expected)); - cl_git_pass(git_diff_blobs( - c, NULL, d, NULL, &opts, - diff_file_cb, diff_hunk_cb, diff_line_cb, &expected)); - - cl_assert_equal_i(1, expected.files); - cl_assert_equal_i(1, expected.file_status[GIT_DELTA_MODIFIED]); - cl_assert_equal_i(0, expected.files_binary); - - cl_assert_equal_i(2, expected.hunks); - cl_assert_equal_i(14, expected.lines); - cl_assert_equal_i(4, expected.line_ctxt); - cl_assert_equal_i(6, expected.line_adds); - cl_assert_equal_i(4, expected.line_dels); - - git_blob_free(a); - git_blob_free(b); - git_blob_free(c); -} - -void test_diff_blob__can_compare_text_blobs_with_patch(void) -{ - git_blob *a, *b, *c; - git_oid a_oid, b_oid, c_oid; - git_diff_patch *p; - const git_diff_delta *delta; - size_t tc, ta, td; - - /* tests/resources/attr/root_test1 */ - cl_git_pass(git_oid_fromstrn(&a_oid, "45141a79", 8)); - cl_git_pass(git_blob_lookup_prefix(&a, g_repo, &a_oid, 4)); - - /* tests/resources/attr/root_test2 */ - cl_git_pass(git_oid_fromstrn(&b_oid, "4d713dc4", 8)); - cl_git_pass(git_blob_lookup_prefix(&b, g_repo, &b_oid, 4)); - - /* tests/resources/attr/root_test3 */ - cl_git_pass(git_oid_fromstrn(&c_oid, "c96bbb2c2557a832", 16)); - cl_git_pass(git_blob_lookup_prefix(&c, g_repo, &c_oid, 8)); - - /* Doing the equivalent of a `git diff -U1` on these files */ - - /* diff on tests/resources/attr/root_test1 */ - cl_git_pass(git_diff_patch_from_blobs(&p, a, NULL, b, NULL, &opts)); - - cl_assert(p != NULL); - - delta = git_diff_patch_delta(p); - cl_assert(delta != NULL); - cl_assert_equal_i(GIT_DELTA_MODIFIED, delta->status); - cl_assert(git_oid_equal(git_blob_id(a), &delta->old_file.oid)); - cl_assert_equal_sz(git_blob_rawsize(a), delta->old_file.size); - cl_assert(git_oid_equal(git_blob_id(b), &delta->new_file.oid)); - cl_assert_equal_sz(git_blob_rawsize(b), delta->new_file.size); - - cl_assert_equal_i(1, (int)git_diff_patch_num_hunks(p)); - cl_assert_equal_i(6, git_diff_patch_num_lines_in_hunk(p, 0)); - - cl_git_pass(git_diff_patch_line_stats(&tc, &ta, &td, p)); - cl_assert_equal_i(1, (int)tc); - cl_assert_equal_i(5, (int)ta); - cl_assert_equal_i(0, (int)td); - - git_diff_patch_free(p); - - /* diff on tests/resources/attr/root_test2 */ - cl_git_pass(git_diff_patch_from_blobs(&p, b, NULL, c, NULL, &opts)); - - cl_assert(p != NULL); - - delta = git_diff_patch_delta(p); - cl_assert(delta != NULL); - cl_assert_equal_i(GIT_DELTA_MODIFIED, delta->status); - cl_assert(git_oid_equal(git_blob_id(b), &delta->old_file.oid)); - cl_assert_equal_sz(git_blob_rawsize(b), delta->old_file.size); - cl_assert(git_oid_equal(git_blob_id(c), &delta->new_file.oid)); - cl_assert_equal_sz(git_blob_rawsize(c), delta->new_file.size); - - cl_assert_equal_i(1, (int)git_diff_patch_num_hunks(p)); - cl_assert_equal_i(15, git_diff_patch_num_lines_in_hunk(p, 0)); - - cl_git_pass(git_diff_patch_line_stats(&tc, &ta, &td, p)); - cl_assert_equal_i(3, (int)tc); - cl_assert_equal_i(9, (int)ta); - cl_assert_equal_i(3, (int)td); - - git_diff_patch_free(p); - - /* diff on tests/resources/attr/root_test3 */ - cl_git_pass(git_diff_patch_from_blobs(&p, a, NULL, c, NULL, &opts)); - - cl_assert(p != NULL); - - delta = git_diff_patch_delta(p); - cl_assert(delta != NULL); - cl_assert_equal_i(GIT_DELTA_MODIFIED, delta->status); - cl_assert(git_oid_equal(git_blob_id(a), &delta->old_file.oid)); - cl_assert_equal_sz(git_blob_rawsize(a), delta->old_file.size); - cl_assert(git_oid_equal(git_blob_id(c), &delta->new_file.oid)); - cl_assert_equal_sz(git_blob_rawsize(c), delta->new_file.size); - - cl_git_pass(git_diff_patch_line_stats(&tc, &ta, &td, p)); - cl_assert_equal_i(0, (int)tc); - cl_assert_equal_i(12, (int)ta); - cl_assert_equal_i(1, (int)td); - - git_diff_patch_free(p); - - /* one more */ - cl_git_pass(git_diff_patch_from_blobs(&p, c, NULL, d, NULL, &opts)); - - cl_assert(p != NULL); - - delta = git_diff_patch_delta(p); - cl_assert(delta != NULL); - cl_assert_equal_i(GIT_DELTA_MODIFIED, delta->status); - cl_assert(git_oid_equal(git_blob_id(c), &delta->old_file.oid)); - cl_assert_equal_sz(git_blob_rawsize(c), delta->old_file.size); - cl_assert(git_oid_equal(git_blob_id(d), &delta->new_file.oid)); - cl_assert_equal_sz(git_blob_rawsize(d), delta->new_file.size); - - cl_assert_equal_i(2, (int)git_diff_patch_num_hunks(p)); - cl_assert_equal_i(5, git_diff_patch_num_lines_in_hunk(p, 0)); - cl_assert_equal_i(9, git_diff_patch_num_lines_in_hunk(p, 1)); - - cl_git_pass(git_diff_patch_line_stats(&tc, &ta, &td, p)); - cl_assert_equal_i(4, (int)tc); - cl_assert_equal_i(6, (int)ta); - cl_assert_equal_i(4, (int)td); - - git_diff_patch_free(p); - - git_blob_free(a); - git_blob_free(b); - git_blob_free(c); -} - -void test_diff_blob__can_compare_against_null_blobs(void) -{ - git_blob *e = NULL; - - cl_git_pass(git_diff_blobs( - d, NULL, e, NULL, &opts, - diff_file_cb, diff_hunk_cb, diff_line_cb, &expected)); - - cl_assert_equal_i(1, expected.files); - cl_assert_equal_i(1, expected.file_status[GIT_DELTA_DELETED]); - cl_assert_equal_i(0, expected.files_binary); - - cl_assert_equal_i(1, expected.hunks); - cl_assert_equal_i(14, expected.hunk_old_lines); - cl_assert_equal_i(14, expected.lines); - cl_assert_equal_i(14, expected.line_dels); - - opts.flags |= GIT_DIFF_REVERSE; - memset(&expected, 0, sizeof(expected)); - - cl_git_pass(git_diff_blobs( - d, NULL, e, NULL, &opts, - diff_file_cb, diff_hunk_cb, diff_line_cb, &expected)); - - cl_assert_equal_i(1, expected.files); - cl_assert_equal_i(1, expected.file_status[GIT_DELTA_ADDED]); - cl_assert_equal_i(0, expected.files_binary); - - cl_assert_equal_i(1, expected.hunks); - cl_assert_equal_i(14, expected.hunk_new_lines); - cl_assert_equal_i(14, expected.lines); - cl_assert_equal_i(14, expected.line_adds); - - opts.flags ^= GIT_DIFF_REVERSE; - memset(&expected, 0, sizeof(expected)); - - cl_git_pass(git_diff_blobs( - alien, NULL, NULL, NULL, &opts, - diff_file_cb, diff_hunk_cb, diff_line_cb, &expected)); - - cl_assert_equal_i(1, expected.files); - cl_assert_equal_i(1, expected.files_binary); - cl_assert_equal_i(1, expected.file_status[GIT_DELTA_DELETED]); - cl_assert_equal_i(0, expected.hunks); - cl_assert_equal_i(0, expected.lines); - - memset(&expected, 0, sizeof(expected)); - - cl_git_pass(git_diff_blobs( - NULL, NULL, alien, NULL, &opts, - diff_file_cb, diff_hunk_cb, diff_line_cb, &expected)); - - cl_assert_equal_i(1, expected.files); - cl_assert_equal_i(1, expected.files_binary); - cl_assert_equal_i(1, expected.file_status[GIT_DELTA_ADDED]); - cl_assert_equal_i(0, expected.hunks); - cl_assert_equal_i(0, expected.lines); -} - -void test_diff_blob__can_compare_against_null_blobs_with_patch(void) -{ - git_blob *e = NULL; - git_diff_patch *p; - const git_diff_delta *delta; - int line; - char origin; - - cl_git_pass(git_diff_patch_from_blobs(&p, d, NULL, e, NULL, &opts)); - - cl_assert(p != NULL); - - delta = git_diff_patch_delta(p); - cl_assert(delta != NULL); - cl_assert_equal_i(GIT_DELTA_DELETED, delta->status); - cl_assert(git_oid_equal(git_blob_id(d), &delta->old_file.oid)); - cl_assert_equal_sz(git_blob_rawsize(d), delta->old_file.size); - cl_assert(git_oid_iszero(&delta->new_file.oid)); - cl_assert_equal_sz(0, delta->new_file.size); - - cl_assert_equal_i(1, (int)git_diff_patch_num_hunks(p)); - cl_assert_equal_i(14, git_diff_patch_num_lines_in_hunk(p, 0)); - - for (line = 0; line < git_diff_patch_num_lines_in_hunk(p, 0); ++line) { - cl_git_pass(git_diff_patch_get_line_in_hunk( - &origin, NULL, NULL, NULL, NULL, p, 0, line)); - cl_assert_equal_i(GIT_DIFF_LINE_DELETION, (int)origin); - } - - git_diff_patch_free(p); - - opts.flags |= GIT_DIFF_REVERSE; - - cl_git_pass(git_diff_patch_from_blobs(&p, d, NULL, e, NULL, &opts)); - - cl_assert(p != NULL); - - delta = git_diff_patch_delta(p); - cl_assert(delta != NULL); - cl_assert_equal_i(GIT_DELTA_ADDED, delta->status); - cl_assert(git_oid_iszero(&delta->old_file.oid)); - cl_assert_equal_sz(0, delta->old_file.size); - cl_assert(git_oid_equal(git_blob_id(d), &delta->new_file.oid)); - cl_assert_equal_sz(git_blob_rawsize(d), delta->new_file.size); - - cl_assert_equal_i(1, (int)git_diff_patch_num_hunks(p)); - cl_assert_equal_i(14, git_diff_patch_num_lines_in_hunk(p, 0)); - - for (line = 0; line < git_diff_patch_num_lines_in_hunk(p, 0); ++line) { - cl_git_pass(git_diff_patch_get_line_in_hunk( - &origin, NULL, NULL, NULL, NULL, p, 0, line)); - cl_assert_equal_i(GIT_DIFF_LINE_ADDITION, (int)origin); - } - - git_diff_patch_free(p); - - opts.flags ^= GIT_DIFF_REVERSE; - - cl_git_pass(git_diff_patch_from_blobs(&p, alien, NULL, NULL, NULL, &opts)); - - cl_assert(p != NULL); - - delta = git_diff_patch_delta(p); - cl_assert(delta != NULL); - cl_assert_equal_i(GIT_DELTA_DELETED, delta->status); - cl_assert((delta->flags & GIT_DIFF_FLAG_BINARY) != 0); - - cl_assert_equal_i(0, (int)git_diff_patch_num_hunks(p)); - - git_diff_patch_free(p); - - cl_git_pass(git_diff_patch_from_blobs(&p, NULL, NULL, alien, NULL, &opts)); - - cl_assert(p != NULL); - - delta = git_diff_patch_delta(p); - cl_assert(delta != NULL); - cl_assert_equal_i(GIT_DELTA_ADDED, delta->status); - cl_assert((delta->flags & GIT_DIFF_FLAG_BINARY) != 0); - - cl_assert_equal_i(0, (int)git_diff_patch_num_hunks(p)); - - git_diff_patch_free(p); -} - -static void assert_identical_blobs_comparison(diff_expects *expected) -{ - cl_assert_equal_i(1, expected->files); - cl_assert_equal_i(1, expected->file_status[GIT_DELTA_UNMODIFIED]); - cl_assert_equal_i(0, expected->hunks); - cl_assert_equal_i(0, expected->lines); -} - -void test_diff_blob__can_compare_identical_blobs(void) -{ - opts.flags |= GIT_DIFF_INCLUDE_UNMODIFIED; - - cl_git_pass(git_diff_blobs( - d, NULL, d, NULL, &opts, - diff_file_cb, diff_hunk_cb, diff_line_cb, &expected)); - - assert_identical_blobs_comparison(&expected); - cl_assert_equal_i(0, expected.files_binary); - - memset(&expected, 0, sizeof(expected)); - cl_git_pass(git_diff_blobs( - NULL, NULL, NULL, NULL, &opts, - diff_file_cb, diff_hunk_cb, diff_line_cb, &expected)); - - assert_identical_blobs_comparison(&expected); - cl_assert_equal_i(0, expected.files_binary); - - memset(&expected, 0, sizeof(expected)); - cl_git_pass(git_diff_blobs( - alien, NULL, alien, NULL, &opts, - diff_file_cb, diff_hunk_cb, diff_line_cb, &expected)); - - assert_identical_blobs_comparison(&expected); - cl_assert(expected.files_binary > 0); -} - -void test_diff_blob__can_compare_identical_blobs_with_patch(void) -{ - git_diff_patch *p; - const git_diff_delta *delta; - - cl_git_pass(git_diff_patch_from_blobs(&p, d, NULL, d, NULL, &opts)); - cl_assert(p != NULL); - - delta = git_diff_patch_delta(p); - cl_assert(delta != NULL); - cl_assert_equal_i(GIT_DELTA_UNMODIFIED, delta->status); - cl_assert_equal_sz(delta->old_file.size, git_blob_rawsize(d)); - cl_assert(git_oid_equal(git_blob_id(d), &delta->old_file.oid)); - cl_assert_equal_sz(delta->new_file.size, git_blob_rawsize(d)); - cl_assert(git_oid_equal(git_blob_id(d), &delta->new_file.oid)); - - cl_assert_equal_i(0, (int)git_diff_patch_num_hunks(p)); - git_diff_patch_free(p); - - cl_git_pass(git_diff_patch_from_blobs(&p, NULL, NULL, NULL, NULL, &opts)); - cl_assert(p != NULL); - - delta = git_diff_patch_delta(p); - cl_assert(delta != NULL); - cl_assert_equal_i(GIT_DELTA_UNMODIFIED, delta->status); - cl_assert_equal_sz(0, delta->old_file.size); - cl_assert(git_oid_iszero(&delta->old_file.oid)); - cl_assert_equal_sz(0, delta->new_file.size); - cl_assert(git_oid_iszero(&delta->new_file.oid)); - - cl_assert_equal_i(0, (int)git_diff_patch_num_hunks(p)); - git_diff_patch_free(p); - - cl_git_pass(git_diff_patch_from_blobs(&p, alien, NULL, alien, NULL, &opts)); - cl_assert(p != NULL); - cl_assert_equal_i(GIT_DELTA_UNMODIFIED, git_diff_patch_delta(p)->status); - cl_assert_equal_i(0, (int)git_diff_patch_num_hunks(p)); - git_diff_patch_free(p); -} - -static void assert_binary_blobs_comparison(diff_expects *expected) -{ - cl_assert(expected->files_binary > 0); - - cl_assert_equal_i(1, expected->files); - cl_assert_equal_i(1, expected->file_status[GIT_DELTA_MODIFIED]); - cl_assert_equal_i(0, expected->hunks); - cl_assert_equal_i(0, expected->lines); -} - -void test_diff_blob__can_compare_two_binary_blobs(void) -{ - git_blob *heart; - git_oid h_oid; - - /* heart.png */ - cl_git_pass(git_oid_fromstrn(&h_oid, "de863bff", 8)); - cl_git_pass(git_blob_lookup_prefix(&heart, g_repo, &h_oid, 4)); - - cl_git_pass(git_diff_blobs( - alien, NULL, heart, NULL, &opts, - diff_file_cb, diff_hunk_cb, diff_line_cb, &expected)); - - assert_binary_blobs_comparison(&expected); - - memset(&expected, 0, sizeof(expected)); - - cl_git_pass(git_diff_blobs( - heart, NULL, alien, NULL, &opts, - diff_file_cb, diff_hunk_cb, diff_line_cb, &expected)); - - assert_binary_blobs_comparison(&expected); - - git_blob_free(heart); -} - -void test_diff_blob__can_compare_a_binary_blob_and_a_text_blob(void) -{ - cl_git_pass(git_diff_blobs( - alien, NULL, d, NULL, &opts, - diff_file_cb, diff_hunk_cb, diff_line_cb, &expected)); - - assert_binary_blobs_comparison(&expected); - - memset(&expected, 0, sizeof(expected)); - - cl_git_pass(git_diff_blobs( - d, NULL, alien, NULL, &opts, - diff_file_cb, diff_hunk_cb, diff_line_cb, &expected)); - - assert_binary_blobs_comparison(&expected); -} - -/* - * $ git diff fe773770 a0f7217 - * diff --git a/fe773770 b/a0f7217 - * index fe77377..a0f7217 100644 - * --- a/fe773770 - * +++ b/a0f7217 - * @@ -1,6 +1,6 @@ - * Here is some stuff at the start - * - * -This should go in one hunk - * +This should go in one hunk (first) - * - * Some additional lines - * - * @@ -8,7 +8,7 @@ Down here below the other lines - * - * With even more at the end - * - * -Followed by a second hunk of stuff - * +Followed by a second hunk of stuff (second) - * - * That happens down here - */ -void test_diff_blob__comparing_two_text_blobs_honors_interhunkcontext(void) -{ - git_blob *old_d; - git_oid old_d_oid; - - opts.context_lines = 3; - - /* tests/resources/attr/root_test1 from commit f5b0af1 */ - cl_git_pass(git_oid_fromstrn(&old_d_oid, "fe773770", 8)); - cl_git_pass(git_blob_lookup_prefix(&old_d, g_repo, &old_d_oid, 4)); - - /* Test with default inter-hunk-context (not set) => default is 0 */ - cl_git_pass(git_diff_blobs( - old_d, NULL, d, NULL, &opts, - diff_file_cb, diff_hunk_cb, diff_line_cb, &expected)); - - cl_assert_equal_i(2, expected.hunks); - - /* Test with inter-hunk-context explicitly set to 0 */ - opts.interhunk_lines = 0; - memset(&expected, 0, sizeof(expected)); - cl_git_pass(git_diff_blobs( - old_d, NULL, d, NULL, &opts, - diff_file_cb, diff_hunk_cb, diff_line_cb, &expected)); - - cl_assert_equal_i(2, expected.hunks); - - /* Test with inter-hunk-context explicitly set to 1 */ - opts.interhunk_lines = 1; - memset(&expected, 0, sizeof(expected)); - cl_git_pass(git_diff_blobs( - old_d, NULL, d, NULL, &opts, - diff_file_cb, diff_hunk_cb, diff_line_cb, &expected)); - - cl_assert_equal_i(1, expected.hunks); - - git_blob_free(old_d); -} - -void test_diff_blob__checks_options_version_too_low(void) -{ - const git_error *err; - - opts.version = 0; - cl_git_fail(git_diff_blobs( - d, NULL, alien, NULL, &opts, - diff_file_cb, diff_hunk_cb, diff_line_cb, &expected)); - err = giterr_last(); - cl_assert_equal_i(GITERR_INVALID, err->klass); -} - -void test_diff_blob__checks_options_version_too_high(void) -{ - const git_error *err; - - opts.version = 1024; - cl_git_fail(git_diff_blobs( - d, NULL, alien, NULL, &opts, - diff_file_cb, diff_hunk_cb, diff_line_cb, &expected)); - err = giterr_last(); - cl_assert_equal_i(GITERR_INVALID, err->klass); -} - -void test_diff_blob__can_correctly_detect_a_binary_blob_as_binary(void) -{ - /* alien.png */ - cl_assert_equal_i(true, git_blob_is_binary(alien)); -} - -void test_diff_blob__can_correctly_detect_a_textual_blob_as_non_binary(void) -{ - /* tests/resources/attr/root_test4.txt */ - cl_assert_equal_i(false, git_blob_is_binary(d)); -} - -/* - * git_diff_blob_to_buffer tests - */ - -static void assert_changed_single_one_line_file( - diff_expects *expected, git_delta_t mod) -{ - cl_assert_equal_i(1, expected->files); - cl_assert_equal_i(1, expected->file_status[mod]); - cl_assert_equal_i(1, expected->hunks); - cl_assert_equal_i(1, expected->lines); - - if (mod == GIT_DELTA_ADDED) - cl_assert_equal_i(1, expected->line_adds); - else if (mod == GIT_DELTA_DELETED) - cl_assert_equal_i(1, expected->line_dels); -} - -void test_diff_blob__can_compare_blob_to_buffer(void) -{ - git_blob *a; - git_oid a_oid; - const char *a_content = "Hello from the root\n"; - const char *b_content = "Hello from the root\n\nSome additional lines\n\nDown here below\n\n"; - - /* tests/resources/attr/root_test1 */ - cl_git_pass(git_oid_fromstrn(&a_oid, "45141a79", 8)); - cl_git_pass(git_blob_lookup_prefix(&a, g_repo, &a_oid, 4)); - - /* diff from blob a to content of b */ - quick_diff_blob_to_str(a, NULL, b_content, 0, NULL); - cl_assert_equal_i(1, expected.files); - cl_assert_equal_i(1, expected.file_status[GIT_DELTA_MODIFIED]); - cl_assert_equal_i(0, expected.files_binary); - cl_assert_equal_i(1, expected.hunks); - cl_assert_equal_i(6, expected.lines); - cl_assert_equal_i(1, expected.line_ctxt); - cl_assert_equal_i(5, expected.line_adds); - cl_assert_equal_i(0, expected.line_dels); - - /* diff from blob a to content of a */ - opts.flags |= GIT_DIFF_INCLUDE_UNMODIFIED; - quick_diff_blob_to_str(a, NULL, a_content, 0, NULL); - assert_identical_blobs_comparison(&expected); - - /* diff from NULL blob to content of a */ - memset(&expected, 0, sizeof(expected)); - quick_diff_blob_to_str(NULL, NULL, a_content, 0, NULL); - assert_changed_single_one_line_file(&expected, GIT_DELTA_ADDED); - - /* diff from blob a to NULL buffer */ - memset(&expected, 0, sizeof(expected)); - quick_diff_blob_to_str(a, NULL, NULL, 0, NULL); - assert_changed_single_one_line_file(&expected, GIT_DELTA_DELETED); - - /* diff with reverse */ - opts.flags ^= GIT_DIFF_REVERSE; - - memset(&expected, 0, sizeof(expected)); - quick_diff_blob_to_str(a, NULL, NULL, 0, NULL); - assert_changed_single_one_line_file(&expected, GIT_DELTA_ADDED); - - git_blob_free(a); -} - -void test_diff_blob__can_compare_blob_to_buffer_with_patch(void) -{ - git_diff_patch *p; - git_blob *a; - git_oid a_oid; - const char *a_content = "Hello from the root\n"; - const char *b_content = "Hello from the root\n\nSome additional lines\n\nDown here below\n\n"; - size_t tc, ta, td; - - /* tests/resources/attr/root_test1 */ - cl_git_pass(git_oid_fromstrn(&a_oid, "45141a79", 8)); - cl_git_pass(git_blob_lookup_prefix(&a, g_repo, &a_oid, 4)); - - /* diff from blob a to content of b */ - cl_git_pass(git_diff_patch_from_blob_and_buffer( - &p, a, NULL, b_content, strlen(b_content), NULL, &opts)); - - cl_assert(p != NULL); - cl_assert_equal_i(GIT_DELTA_MODIFIED, git_diff_patch_delta(p)->status); - cl_assert_equal_i(1, (int)git_diff_patch_num_hunks(p)); - cl_assert_equal_i(6, git_diff_patch_num_lines_in_hunk(p, 0)); - - cl_git_pass(git_diff_patch_line_stats(&tc, &ta, &td, p)); - cl_assert_equal_i(1, (int)tc); - cl_assert_equal_i(5, (int)ta); - cl_assert_equal_i(0, (int)td); - - git_diff_patch_free(p); - - /* diff from blob a to content of a */ - opts.flags |= GIT_DIFF_INCLUDE_UNMODIFIED; - cl_git_pass(git_diff_patch_from_blob_and_buffer( - &p, a, NULL, a_content, strlen(a_content), NULL, &opts)); - cl_assert(p != NULL); - cl_assert_equal_i(GIT_DELTA_UNMODIFIED, git_diff_patch_delta(p)->status); - cl_assert_equal_i(0, (int)git_diff_patch_num_hunks(p)); - git_diff_patch_free(p); - - /* diff from NULL blob to content of a */ - cl_git_pass(git_diff_patch_from_blob_and_buffer( - &p, NULL, NULL, a_content, strlen(a_content), NULL, &opts)); - cl_assert(p != NULL); - cl_assert_equal_i(GIT_DELTA_ADDED, git_diff_patch_delta(p)->status); - cl_assert_equal_i(1, (int)git_diff_patch_num_hunks(p)); - cl_assert_equal_i(1, git_diff_patch_num_lines_in_hunk(p, 0)); - git_diff_patch_free(p); - - /* diff from blob a to NULL buffer */ - cl_git_pass(git_diff_patch_from_blob_and_buffer( - &p, a, NULL, NULL, 0, NULL, &opts)); - cl_assert(p != NULL); - cl_assert_equal_i(GIT_DELTA_DELETED, git_diff_patch_delta(p)->status); - cl_assert_equal_i(1, (int)git_diff_patch_num_hunks(p)); - cl_assert_equal_i(1, git_diff_patch_num_lines_in_hunk(p, 0)); - git_diff_patch_free(p); - - /* diff with reverse */ - opts.flags ^= GIT_DIFF_REVERSE; - - cl_git_pass(git_diff_patch_from_blob_and_buffer( - &p, a, NULL, NULL, 0, NULL, &opts)); - cl_assert(p != NULL); - cl_assert_equal_i(GIT_DELTA_ADDED, git_diff_patch_delta(p)->status); - cl_assert_equal_i(1, (int)git_diff_patch_num_hunks(p)); - cl_assert_equal_i(1, git_diff_patch_num_lines_in_hunk(p, 0)); - git_diff_patch_free(p); - - git_blob_free(a); -} - -static void assert_one_modified_with_lines(diff_expects *expected, int lines) -{ - cl_assert_equal_i(1, expected->files); - cl_assert_equal_i(1, expected->file_status[GIT_DELTA_MODIFIED]); - cl_assert_equal_i(0, expected->files_binary); - cl_assert_equal_i(lines, expected->lines); -} - -void test_diff_blob__binary_data_comparisons(void) -{ - git_blob *bin, *nonbin; - git_oid oid; - const char *nonbin_content = "Hello from the root\n"; - size_t nonbin_len = 20; - const char *bin_content = "0123456789\n\x01\x02\x03\x04\x05\x06\x07\x08\x09\x00\n0123456789\n"; - size_t bin_len = 33; - - opts.flags |= GIT_DIFF_INCLUDE_UNMODIFIED; - - cl_git_pass(git_oid_fromstrn(&oid, "45141a79", 8)); - cl_git_pass(git_blob_lookup_prefix(&nonbin, g_repo, &oid, 4)); - - cl_git_pass(git_oid_fromstrn(&oid, "b435cd56", 8)); - cl_git_pass(git_blob_lookup_prefix(&bin, g_repo, &oid, 4)); - - /* non-binary to reference content */ - - quick_diff_blob_to_str(nonbin, NULL, nonbin_content, nonbin_len, NULL); - assert_identical_blobs_comparison(&expected); - cl_assert_equal_i(0, expected.files_binary); - - /* binary to reference content */ - - quick_diff_blob_to_str(bin, NULL, bin_content, bin_len, NULL); - assert_identical_blobs_comparison(&expected); - - cl_assert_equal_i(1, expected.files_binary); - - /* non-binary to binary content */ - - quick_diff_blob_to_str(nonbin, NULL, bin_content, bin_len, NULL); - assert_binary_blobs_comparison(&expected); - - /* binary to non-binary content */ - - quick_diff_blob_to_str(bin, NULL, nonbin_content, nonbin_len, NULL); - assert_binary_blobs_comparison(&expected); - - /* non-binary to binary blob */ - - memset(&expected, 0, sizeof(expected)); - cl_git_pass(git_diff_blobs( - bin, NULL, nonbin, NULL, &opts, - diff_file_cb, diff_hunk_cb, diff_line_cb, &expected)); - assert_binary_blobs_comparison(&expected); - - /* - * repeat with FORCE_TEXT - */ - - opts.flags |= GIT_DIFF_FORCE_TEXT; - - quick_diff_blob_to_str(bin, NULL, bin_content, bin_len, NULL); - assert_identical_blobs_comparison(&expected); - - quick_diff_blob_to_str(nonbin, NULL, bin_content, bin_len, NULL); - assert_one_modified_with_lines(&expected, 4); - - quick_diff_blob_to_str(bin, NULL, nonbin_content, nonbin_len, NULL); - assert_one_modified_with_lines(&expected, 4); - - memset(&expected, 0, sizeof(expected)); - cl_git_pass(git_diff_blobs( - bin, NULL, nonbin, NULL, &opts, - diff_file_cb, diff_hunk_cb, diff_line_cb, &expected)); - assert_one_modified_with_lines(&expected, 4); - - /* cleanup */ - git_blob_free(bin); - git_blob_free(nonbin); -} - -void test_diff_blob__using_path_and_attributes(void) -{ - git_config *cfg; - git_blob *bin, *nonbin; - git_oid oid; - const char *nonbin_content = "Hello from the root\n"; - const char *bin_content = - "0123456789\n\x01\x02\x03\x04\x05\x06\x07\x08\x09\x00\n0123456789\n"; - size_t bin_len = 33; - const char *changed; - git_diff_patch *p; - char *pout; - - /* set up custom diff drivers and 'diff' attribute mappings for them */ - - cl_git_pass(git_repository_config(&cfg, g_repo)); - cl_git_pass(git_config_set_bool(cfg, "diff.iam_binary.binary", 1)); - cl_git_pass(git_config_set_bool(cfg, "diff.iam_text.binary", 0)); - cl_git_pass(git_config_set_string( - cfg, "diff.iam_alphactx.xfuncname", "^[A-Za-z]")); - cl_git_pass(git_config_set_bool(cfg, "diff.iam_textalpha.binary", 0)); - cl_git_pass(git_config_set_string( - cfg, "diff.iam_textalpha.xfuncname", "^[A-Za-z]")); - cl_git_pass(git_config_set_string( - cfg, "diff.iam_numctx.funcname", "^[0-9]")); - cl_git_pass(git_config_set_bool(cfg, "diff.iam_textnum.binary", 0)); - cl_git_pass(git_config_set_string( - cfg, "diff.iam_textnum.funcname", "^[0-9]")); - git_config_free(cfg); - - cl_git_append2file( - "attr/.gitattributes", - "\n\n# test_diff_blob__using_path_and_attributes extra\n\n" - "*.binary diff=iam_binary\n" - "*.textary diff=iam_text\n" - "*.alphary diff=iam_alphactx\n" - "*.textalphary diff=iam_textalpha\n" - "*.textnumary diff=iam_textnum\n" - "*.numary diff=iam_numctx\n\n"); - - opts.context_lines = 0; - opts.flags |= GIT_DIFF_INCLUDE_UNMODIFIED; - - cl_git_pass(git_oid_fromstrn(&oid, "45141a79", 8)); - cl_git_pass(git_blob_lookup_prefix(&nonbin, g_repo, &oid, 4)); - /* 20b: "Hello from the root\n" */ - - cl_git_pass(git_oid_fromstrn(&oid, "b435cd56", 8)); - cl_git_pass(git_blob_lookup_prefix(&bin, g_repo, &oid, 4)); - /* 33b: "0123456789\n\x01\x02\x03\x04\x05\x06\x07\x08\x09\n0123456789\n" */ - - /* non-binary to reference content */ - - quick_diff_blob_to_str(nonbin, NULL, nonbin_content, 0, NULL); - assert_identical_blobs_comparison(&expected); - cl_assert_equal_i(0, expected.files_binary); - - /* binary to reference content */ - - quick_diff_blob_to_str(bin, NULL, bin_content, bin_len, NULL); - assert_identical_blobs_comparison(&expected); - cl_assert_equal_i(1, expected.files_binary); - - /* add some text */ - - changed = "Hello from the root\nMore lines\nAnd more\nGo here\n"; - - quick_diff_blob_to_str(nonbin, NULL, changed, 0, NULL); - cl_assert_equal_i(1, expected.files); - cl_assert_equal_i(1, expected.file_status[GIT_DELTA_MODIFIED]); - cl_assert_equal_i(0, expected.files_binary); - cl_assert_equal_i(1, expected.hunks); - cl_assert_equal_i(3, expected.lines); - cl_assert_equal_i(0, expected.line_ctxt); - cl_assert_equal_i(3, expected.line_adds); - cl_assert_equal_i(0, expected.line_dels); - - quick_diff_blob_to_str(nonbin, "foo/bar.binary", changed, 0, NULL); - cl_assert_equal_i(1, expected.files); - cl_assert_equal_i(1, expected.file_status[GIT_DELTA_MODIFIED]); - cl_assert_equal_i(1, expected.files_binary); - cl_assert_equal_i(0, expected.hunks); - cl_assert_equal_i(0, expected.lines); - cl_assert_equal_i(0, expected.line_ctxt); - cl_assert_equal_i(0, expected.line_adds); - cl_assert_equal_i(0, expected.line_dels); - - quick_diff_blob_to_str(nonbin, "foo/bar.textary", changed, 0, NULL); - cl_assert_equal_i(1, expected.files); - cl_assert_equal_i(1, expected.file_status[GIT_DELTA_MODIFIED]); - cl_assert_equal_i(0, expected.files_binary); - cl_assert_equal_i(1, expected.hunks); - cl_assert_equal_i(3, expected.lines); - cl_assert_equal_i(0, expected.line_ctxt); - cl_assert_equal_i(3, expected.line_adds); - cl_assert_equal_i(0, expected.line_dels); - - quick_diff_blob_to_str(nonbin, "foo/bar.alphary", changed, 0, NULL); - cl_assert_equal_i(1, expected.files); - cl_assert_equal_i(1, expected.file_status[GIT_DELTA_MODIFIED]); - cl_assert_equal_i(0, expected.files_binary); - cl_assert_equal_i(1, expected.hunks); - cl_assert_equal_i(3, expected.lines); - cl_assert_equal_i(0, expected.line_ctxt); - cl_assert_equal_i(3, expected.line_adds); - cl_assert_equal_i(0, expected.line_dels); - - cl_git_pass(git_diff_patch_from_blob_and_buffer( - &p, nonbin, "zzz.normal", changed, strlen(changed), NULL, &opts)); - cl_git_pass(git_diff_patch_to_str(&pout, p)); - cl_assert_equal_s( - "diff --git a/zzz.normal b/zzz.normal\n" - "index 45141a7..75b0dbb 100644\n" - "--- a/zzz.normal\n" - "+++ b/zzz.normal\n" - "@@ -1,0 +2,3 @@ Hello from the root\n" - "+More lines\n" - "+And more\n" - "+Go here\n", pout); - git__free(pout); - git_diff_patch_free(p); - - cl_git_pass(git_diff_patch_from_blob_and_buffer( - &p, nonbin, "zzz.binary", changed, strlen(changed), NULL, &opts)); - cl_git_pass(git_diff_patch_to_str(&pout, p)); - cl_assert_equal_s( - "diff --git a/zzz.binary b/zzz.binary\n" - "index 45141a7..75b0dbb 100644\n" - "Binary files a/zzz.binary and b/zzz.binary differ\n", pout); - git__free(pout); - git_diff_patch_free(p); - - cl_git_pass(git_diff_patch_from_blob_and_buffer( - &p, nonbin, "zzz.alphary", changed, strlen(changed), NULL, &opts)); - cl_git_pass(git_diff_patch_to_str(&pout, p)); - cl_assert_equal_s( - "diff --git a/zzz.alphary b/zzz.alphary\n" - "index 45141a7..75b0dbb 100644\n" - "--- a/zzz.alphary\n" - "+++ b/zzz.alphary\n" - "@@ -1,0 +2,3 @@ Hello from the root\n" - "+More lines\n" - "+And more\n" - "+Go here\n", pout); - git__free(pout); - git_diff_patch_free(p); - - cl_git_pass(git_diff_patch_from_blob_and_buffer( - &p, nonbin, "zzz.numary", changed, strlen(changed), NULL, &opts)); - cl_git_pass(git_diff_patch_to_str(&pout, p)); - cl_assert_equal_s( - "diff --git a/zzz.numary b/zzz.numary\n" - "index 45141a7..75b0dbb 100644\n" - "--- a/zzz.numary\n" - "+++ b/zzz.numary\n" - "@@ -1,0 +2,3 @@\n" - "+More lines\n" - "+And more\n" - "+Go here\n", pout); - git__free(pout); - git_diff_patch_free(p); - - /* "0123456789\n\x01\x02\x03\x04\x05\x06\x07\x08\x09\x00\n0123456789\n" - * 33 bytes - */ - - changed = "0123456789\n\x01\x02\x03\x04\x05\x06\x07\x08\x09\x00\nreplace a line\n"; - - cl_git_pass(git_diff_patch_from_blob_and_buffer( - &p, bin, "zzz.normal", changed, 37, NULL, &opts)); - cl_git_pass(git_diff_patch_to_str(&pout, p)); - cl_assert_equal_s( - "diff --git a/zzz.normal b/zzz.normal\n" - "index b435cd5..1604519 100644\n" - "Binary files a/zzz.normal and b/zzz.normal differ\n", pout); - git__free(pout); - git_diff_patch_free(p); - - cl_git_pass(git_diff_patch_from_blob_and_buffer( - &p, bin, "zzz.textary", changed, 37, NULL, &opts)); - cl_git_pass(git_diff_patch_to_str(&pout, p)); - cl_assert_equal_s( - "diff --git a/zzz.textary b/zzz.textary\n" - "index b435cd5..1604519 100644\n" - "--- a/zzz.textary\n" - "+++ b/zzz.textary\n" - "@@ -3 +3 @@\n" - "-0123456789\n" - "+replace a line\n", pout); - git__free(pout); - git_diff_patch_free(p); - - cl_git_pass(git_diff_patch_from_blob_and_buffer( - &p, bin, "zzz.textalphary", changed, 37, NULL, &opts)); - cl_git_pass(git_diff_patch_to_str(&pout, p)); - cl_assert_equal_s( - "diff --git a/zzz.textalphary b/zzz.textalphary\n" - "index b435cd5..1604519 100644\n" - "--- a/zzz.textalphary\n" - "+++ b/zzz.textalphary\n" - "@@ -3 +3 @@\n" - "-0123456789\n" - "+replace a line\n", pout); - git__free(pout); - git_diff_patch_free(p); - - cl_git_pass(git_diff_patch_from_blob_and_buffer( - &p, bin, "zzz.textnumary", changed, 37, NULL, &opts)); - cl_git_pass(git_diff_patch_to_str(&pout, p)); - cl_assert_equal_s( - "diff --git a/zzz.textnumary b/zzz.textnumary\n" - "index b435cd5..1604519 100644\n" - "--- a/zzz.textnumary\n" - "+++ b/zzz.textnumary\n" - "@@ -3 +3 @@ 0123456789\n" - "-0123456789\n" - "+replace a line\n", pout); - git__free(pout); - git_diff_patch_free(p); - - git_blob_free(nonbin); - git_blob_free(bin); -} |