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-rw-r--r--tests/libgit2/apply/index.c321
1 files changed, 321 insertions, 0 deletions
diff --git a/tests/libgit2/apply/index.c b/tests/libgit2/apply/index.c
new file mode 100644
index 000000000..9c9094cce
--- /dev/null
+++ b/tests/libgit2/apply/index.c
@@ -0,0 +1,321 @@
+#include "clar_libgit2.h"
+#include "apply_helpers.h"
+
+static git_repository *repo;
+
+#define TEST_REPO_PATH "merge-recursive"
+
+void test_apply_index__initialize(void)
+{
+ git_oid oid;
+ git_commit *commit;
+
+ repo = cl_git_sandbox_init(TEST_REPO_PATH);
+
+ git_oid_fromstr(&oid, "539bd011c4822c560c1d17cab095006b7a10f707");
+ cl_git_pass(git_commit_lookup(&commit, repo, &oid));
+ cl_git_pass(git_reset(repo, (git_object *)commit, GIT_RESET_HARD, NULL));
+ git_commit_free(commit);
+}
+
+void test_apply_index__cleanup(void)
+{
+ cl_git_sandbox_cleanup();
+}
+
+void test_apply_index__generate_diff(void)
+{
+ git_oid a_oid, b_oid;
+ git_commit *a_commit, *b_commit;
+ git_tree *a_tree, *b_tree;
+ git_diff *diff;
+ git_diff_options diff_opts = GIT_DIFF_OPTIONS_INIT;
+
+ struct merge_index_entry index_expected[] = {
+ { 0100644, "ffb36e513f5fdf8a6ba850a20142676a2ac4807d", 0, "asparagus.txt" },
+ { 0100644, "68f6182f4c85d39e1309d97c7e456156dc9c0096", 0, "beef.txt" },
+ { 0100644, "4b7c5650008b2e747fe1809eeb5a1dde0e80850a", 0, "bouilli.txt" },
+ { 0100644, "c4e6cca3ec6ae0148ed231f97257df8c311e015f", 0, "gravy.txt" },
+ { 0100644, "68af1fc7407fd9addf1701a87eb1c95c7494c598", 0, "oyster.txt" },
+ { 0100644, "a7b066537e6be7109abfe4ff97b675d4e077da20", 0, "veal.txt" },
+ };
+ size_t index_expected_cnt = sizeof(index_expected) /
+ sizeof(struct merge_index_entry);
+
+ git_oid_fromstr(&a_oid, "539bd011c4822c560c1d17cab095006b7a10f707");
+ git_oid_fromstr(&b_oid, "7c7bf85e978f1d18c0566f702d2cb7766b9c8d4f");
+ cl_git_pass(git_commit_lookup(&a_commit, repo, &a_oid));
+ cl_git_pass(git_commit_lookup(&b_commit, repo, &b_oid));
+
+ cl_git_pass(git_commit_tree(&a_tree, a_commit));
+ cl_git_pass(git_commit_tree(&b_tree, b_commit));
+
+ cl_git_pass(git_diff_tree_to_tree(&diff, repo, a_tree, b_tree, &diff_opts));
+ cl_git_pass(git_apply(repo, diff, GIT_APPLY_LOCATION_INDEX, NULL));
+
+ validate_apply_index(repo, index_expected, index_expected_cnt);
+ validate_workdir_unchanged(repo);
+
+ git_diff_free(diff);
+ git_tree_free(a_tree);
+ git_tree_free(b_tree);
+ git_commit_free(a_commit);
+ git_commit_free(b_commit);
+}
+
+void test_apply_index__parsed_diff(void)
+{
+ git_diff *diff;
+
+ struct merge_index_entry index_expected[] = {
+ { 0100644, "ffb36e513f5fdf8a6ba850a20142676a2ac4807d", 0, "asparagus.txt" },
+ { 0100644, "68f6182f4c85d39e1309d97c7e456156dc9c0096", 0, "beef.txt" },
+ { 0100644, "4b7c5650008b2e747fe1809eeb5a1dde0e80850a", 0, "bouilli.txt" },
+ { 0100644, "c4e6cca3ec6ae0148ed231f97257df8c311e015f", 0, "gravy.txt" },
+ { 0100644, "68af1fc7407fd9addf1701a87eb1c95c7494c598", 0, "oyster.txt" },
+ { 0100644, "a7b066537e6be7109abfe4ff97b675d4e077da20", 0, "veal.txt" },
+ };
+ size_t index_expected_cnt = sizeof(index_expected) /
+ sizeof(struct merge_index_entry);
+
+ cl_git_pass(git_diff_from_buffer(&diff,
+ DIFF_MODIFY_TWO_FILES, strlen(DIFF_MODIFY_TWO_FILES)));
+ cl_git_pass(git_apply(repo, diff, GIT_APPLY_LOCATION_INDEX, NULL));
+
+ validate_apply_index(repo, index_expected, index_expected_cnt);
+ validate_workdir_unchanged(repo);
+
+ git_diff_free(diff);
+}
+
+void test_apply_index__removes_file(void)
+{
+ git_diff *diff;
+
+ struct merge_index_entry index_expected[] = {
+ { 0100644, "f51658077d85f2264fa179b4d0848268cb3475c3", 0, "asparagus.txt" },
+ { 0100644, "68f6182f4c85d39e1309d97c7e456156dc9c0096", 0, "beef.txt" },
+ { 0100644, "4b7c5650008b2e747fe1809eeb5a1dde0e80850a", 0, "bouilli.txt" },
+ { 0100644, "68af1fc7407fd9addf1701a87eb1c95c7494c598", 0, "oyster.txt" },
+ { 0100644, "94d2c01087f48213bd157222d54edfefd77c9bba", 0, "veal.txt" },
+ };
+ size_t index_expected_cnt = sizeof(index_expected) /
+ sizeof(struct merge_index_entry);
+
+ cl_git_pass(git_diff_from_buffer(&diff, DIFF_DELETE_FILE,
+ strlen(DIFF_DELETE_FILE)));
+ cl_git_pass(git_apply(repo, diff, GIT_APPLY_LOCATION_INDEX, NULL));
+
+ validate_apply_index(repo, index_expected, index_expected_cnt);
+ validate_workdir_unchanged(repo);
+
+ git_diff_free(diff);
+}
+
+void test_apply_index__adds_file(void)
+{
+ git_diff *diff;
+
+ struct merge_index_entry index_expected[] = {
+ { 0100644, "f51658077d85f2264fa179b4d0848268cb3475c3", 0, "asparagus.txt" },
+ { 0100644, "68f6182f4c85d39e1309d97c7e456156dc9c0096", 0, "beef.txt" },
+ { 0100644, "4b7c5650008b2e747fe1809eeb5a1dde0e80850a", 0, "bouilli.txt" },
+ { 0100644, "c4e6cca3ec6ae0148ed231f97257df8c311e015f", 0, "gravy.txt" },
+ { 0100644, "6370543fcfedb3e6516ec53b06158f3687dc1447", 0, "newfile.txt" },
+ { 0100644, "68af1fc7407fd9addf1701a87eb1c95c7494c598", 0, "oyster.txt" },
+ { 0100644, "94d2c01087f48213bd157222d54edfefd77c9bba", 0, "veal.txt" },
+ };
+ size_t index_expected_cnt = sizeof(index_expected) /
+ sizeof(struct merge_index_entry);
+
+ cl_git_pass(git_diff_from_buffer(&diff,
+ DIFF_ADD_FILE, strlen(DIFF_ADD_FILE)));
+ cl_git_pass(git_apply(repo, diff, GIT_APPLY_LOCATION_INDEX, NULL));
+
+ validate_apply_index(repo, index_expected, index_expected_cnt);
+ validate_workdir_unchanged(repo);
+
+ git_diff_free(diff);
+}
+
+void test_apply_index__modified_workdir_with_unmodified_index_is_ok(void)
+{
+ git_diff *diff;
+
+ const char *diff_file = DIFF_MODIFY_TWO_FILES;
+
+ struct merge_index_entry index_expected[] = {
+ { 0100644, "ffb36e513f5fdf8a6ba850a20142676a2ac4807d", 0, "asparagus.txt" },
+ { 0100644, "68f6182f4c85d39e1309d97c7e456156dc9c0096", 0, "beef.txt" },
+ { 0100644, "4b7c5650008b2e747fe1809eeb5a1dde0e80850a", 0, "bouilli.txt" },
+ { 0100644, "c4e6cca3ec6ae0148ed231f97257df8c311e015f", 0, "gravy.txt" },
+ { 0100644, "68af1fc7407fd9addf1701a87eb1c95c7494c598", 0, "oyster.txt" },
+ { 0100644, "a7b066537e6be7109abfe4ff97b675d4e077da20", 0, "veal.txt" },
+ };
+ size_t index_expected_cnt = sizeof(index_expected) /
+ sizeof(struct merge_index_entry);
+
+ struct merge_index_entry workdir_expected[] = {
+ { 0100644, "68f6182f4c85d39e1309d97c7e456156dc9c0096", 0, "beef.txt" },
+ { 0100644, "4b7c5650008b2e747fe1809eeb5a1dde0e80850a", 0, "bouilli.txt" },
+ { 0100644, "c4e6cca3ec6ae0148ed231f97257df8c311e015f", 0, "gravy.txt" },
+ { 0100644, "68af1fc7407fd9addf1701a87eb1c95c7494c598", 0, "oyster.txt" },
+ { 0100644, "f75ba05f340c51065cbea2e1fdbfe5fe13144c97", 0, "veal.txt" }
+ };
+ size_t workdir_expected_cnt = sizeof(workdir_expected) /
+ sizeof(struct merge_index_entry);
+
+ /* mutate the workdir and leave the index matching HEAD */
+ cl_git_rmfile("merge-recursive/asparagus.txt");
+ cl_git_rewritefile("merge-recursive/veal.txt", "Hello, world.\n");
+
+ cl_git_pass(git_diff_from_buffer(&diff, diff_file, strlen(diff_file)));
+ cl_git_pass(git_apply(repo, diff, GIT_APPLY_LOCATION_INDEX, NULL));
+
+ validate_apply_index(repo, index_expected, index_expected_cnt);
+ validate_apply_workdir(repo, workdir_expected, workdir_expected_cnt);
+
+ git_diff_free(diff);
+}
+
+void test_apply_index__application_failure_leaves_index_unmodified(void)
+{
+ git_diff *diff;
+ git_index *index;
+
+ const char *diff_file = DIFF_MODIFY_TWO_FILES;
+
+ struct merge_index_entry index_expected[] = {
+ { 0100644, "f51658077d85f2264fa179b4d0848268cb3475c3", 0, "asparagus.txt" },
+ { 0100644, "68f6182f4c85d39e1309d97c7e456156dc9c0096", 0, "beef.txt" },
+ { 0100644, "4b7c5650008b2e747fe1809eeb5a1dde0e80850a", 0, "bouilli.txt" },
+ { 0100644, "c4e6cca3ec6ae0148ed231f97257df8c311e015f", 0, "gravy.txt" },
+ { 0100644, "68af1fc7407fd9addf1701a87eb1c95c7494c598", 0, "oyster.txt" },
+ };
+ size_t index_expected_cnt = sizeof(index_expected) /
+ sizeof(struct merge_index_entry);
+
+ /* mutate the index */
+ cl_git_pass(git_repository_index(&index, repo));
+ cl_git_pass(git_index_remove(index, "veal.txt", 0));
+ cl_git_pass(git_index_write(index));
+ git_index_free(index);
+
+ cl_git_pass(git_diff_from_buffer(&diff, diff_file, strlen(diff_file)));
+ cl_git_fail_with(GIT_EAPPLYFAIL, git_apply(repo, diff, GIT_APPLY_LOCATION_INDEX, NULL));
+
+ validate_apply_index(repo, index_expected, index_expected_cnt);
+
+ git_diff_free(diff);
+}
+
+void test_apply_index__keeps_nonconflicting_changes(void)
+{
+ git_diff *diff;
+ git_index *index;
+ git_index_entry idx_entry;
+
+ const char *diff_file = DIFF_MODIFY_TWO_FILES;
+
+ struct merge_index_entry index_expected[] = {
+ { 0100644, "ffb36e513f5fdf8a6ba850a20142676a2ac4807d", 0, "asparagus.txt" },
+ { 0100644, "898d12687fb35be271c27c795a6b32c8b51da79e", 0, "beef.txt" },
+ { 0100644, "c4e6cca3ec6ae0148ed231f97257df8c311e015f", 0, "gravy.txt" },
+ { 0100644, "68af1fc7407fd9addf1701a87eb1c95c7494c598", 0, "oyster.txt" },
+ { 0100644, "a7b066537e6be7109abfe4ff97b675d4e077da20", 0, "veal.txt" },
+ };
+ size_t index_expected_cnt = sizeof(index_expected) /
+ sizeof(struct merge_index_entry);
+
+ /* mutate the index */
+ cl_git_pass(git_repository_index(&index, repo));
+
+ memset(&idx_entry, 0, sizeof(git_index_entry));
+ idx_entry.mode = 0100644;
+ idx_entry.path = "beef.txt";
+ cl_git_pass(git_oid_fromstr(&idx_entry.id, "898d12687fb35be271c27c795a6b32c8b51da79e"));
+ cl_git_pass(git_index_add(index, &idx_entry));
+
+ cl_git_pass(git_index_remove(index, "bouilli.txt", 0));
+ cl_git_pass(git_index_write(index));
+ git_index_free(index);
+
+ cl_git_pass(git_diff_from_buffer(&diff, diff_file, strlen(diff_file)));
+ cl_git_pass(git_apply(repo, diff, GIT_APPLY_LOCATION_INDEX, NULL));
+
+ validate_apply_index(repo, index_expected, index_expected_cnt);
+ validate_workdir_unchanged(repo);
+
+ git_diff_free(diff);
+}
+
+void test_apply_index__can_apply_nonconflicting_file_changes(void)
+{
+ git_diff *diff;
+ git_index *index;
+ git_index_entry idx_entry;
+
+ const char *diff_file = DIFF_MODIFY_TWO_FILES;
+
+ struct merge_index_entry index_expected[] = {
+ { 0100644, "4f2d1645dee99ced096877911de540c65ade2ef8", 0, "asparagus.txt" },
+ { 0100644, "68f6182f4c85d39e1309d97c7e456156dc9c0096", 0, "beef.txt" },
+ { 0100644, "4b7c5650008b2e747fe1809eeb5a1dde0e80850a", 0, "bouilli.txt" },
+ { 0100644, "c4e6cca3ec6ae0148ed231f97257df8c311e015f", 0, "gravy.txt" },
+ { 0100644, "68af1fc7407fd9addf1701a87eb1c95c7494c598", 0, "oyster.txt" },
+ { 0100644, "a7b066537e6be7109abfe4ff97b675d4e077da20", 0, "veal.txt" },
+ };
+ size_t index_expected_cnt = sizeof(index_expected) /
+ sizeof(struct merge_index_entry);
+
+ /*
+ * Replace the index entry with a version that is different than
+ * HEAD but such that the patch still applies cleanly. This item
+ * has a new line appended.
+ */
+
+ cl_git_pass(git_repository_index(&index, repo));
+
+ memset(&idx_entry, 0, sizeof(git_index_entry));
+ idx_entry.mode = 0100644;
+ idx_entry.path = "asparagus.txt";
+ cl_git_pass(git_oid_fromstr(&idx_entry.id, "06d3fefb8726ab1099acc76e02dfb85e034b2538"));
+ cl_git_pass(git_index_add(index, &idx_entry));
+
+ cl_git_pass(git_index_write(index));
+ git_index_free(index);
+
+ cl_git_pass(git_diff_from_buffer(&diff, diff_file, strlen(diff_file)));
+ cl_git_pass(git_apply(repo, diff, GIT_APPLY_LOCATION_INDEX, NULL));
+
+ validate_apply_index(repo, index_expected, index_expected_cnt);
+ validate_workdir_unchanged(repo);
+
+ git_diff_free(diff);
+}
+
+void test_apply_index__change_mode(void)
+{
+ git_diff *diff;
+
+ const char *diff_file = DIFF_EXECUTABLE_FILE;
+
+ struct merge_index_entry index_expected[] = {
+ { 0100644, "f51658077d85f2264fa179b4d0848268cb3475c3", 0, "asparagus.txt" },
+ { 0100755, "68f6182f4c85d39e1309d97c7e456156dc9c0096", 0, "beef.txt" },
+ { 0100644, "4b7c5650008b2e747fe1809eeb5a1dde0e80850a", 0, "bouilli.txt" },
+ { 0100644, "c4e6cca3ec6ae0148ed231f97257df8c311e015f", 0, "gravy.txt" },
+ { 0100644, "68af1fc7407fd9addf1701a87eb1c95c7494c598", 0, "oyster.txt" },
+ { 0100644, "94d2c01087f48213bd157222d54edfefd77c9bba", 0, "veal.txt" },
+ };
+ size_t index_expected_cnt = sizeof(index_expected) /
+ sizeof(struct merge_index_entry);
+
+ cl_git_pass(git_diff_from_buffer(&diff, diff_file, strlen(diff_file)));
+ cl_git_pass(git_apply(repo, diff, GIT_APPLY_LOCATION_INDEX, NULL));
+
+ validate_apply_index(repo, index_expected, index_expected_cnt);
+ validate_workdir_unchanged(repo);
+
+ git_diff_free(diff);
+}
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