#include "clar_libgit2.h"
#include "diff_helpers.h"
static git_repository *g_repo = NULL;
void test_diff_workdir__initialize(void)
{
}
void test_diff_workdir__cleanup(void)
{
cl_git_sandbox_cleanup();
}
void test_diff_workdir__to_index(void)
{
git_diff_options opts = {0};
git_diff_list *diff = NULL;
diff_expects exp;
g_repo = cl_git_sandbox_init("status");
opts.context_lines = 3;
opts.interhunk_lines = 1;
opts.flags |= GIT_DIFF_INCLUDE_IGNORED | GIT_DIFF_INCLUDE_UNTRACKED;
memset(&exp, 0, sizeof(exp));
cl_git_pass(git_diff_workdir_to_index(g_repo, &opts, &diff));
cl_git_pass(git_diff_foreach(
diff, &exp, diff_file_fn, diff_hunk_fn, diff_line_fn));
/* to generate these values:
* - cd to tests/resources/status,
* - mv .gitted .git
* - git diff --name-status
* - git diff
* - mv .git .gitted
*/
cl_assert_equal_i(13, exp.files);
cl_assert_equal_i(0, exp.file_adds);
cl_assert_equal_i(4, exp.file_dels);
cl_assert_equal_i(4, exp.file_mods);
cl_assert_equal_i(1, exp.file_ignored);
cl_assert_equal_i(4, exp.file_untracked);
cl_assert_equal_i(8, exp.hunks);
cl_assert_equal_i(14, exp.lines);
cl_assert_equal_i(5, exp.line_ctxt);
cl_assert_equal_i(4, exp.line_adds);
cl_assert_equal_i(5, exp.line_dels);
git_diff_list_free(diff);
}
void test_diff_workdir__to_tree(void)
{
/* grabbed a couple of commit oids from the history of the attr repo */
const char *a_commit = "26a125ee1bf"; /* the current HEAD */
const char *b_commit = "0017bd4ab1ec3"; /* the start */
git_tree *a, *b;
git_diff_options opts = {0};
git_diff_list *diff = NULL;
git_diff_list *diff2 = NULL;
diff_expects exp;
g_repo = cl_git_sandbox_init("status");
a = resolve_commit_oid_to_tree(g_repo, a_commit);
b = resolve_commit_oid_to_tree(g_repo, b_commit);
opts.context_lines = 3;
opts.interhunk_lines = 1;
opts.flags |= GIT_DIFF_INCLUDE_IGNORED | GIT_DIFF_INCLUDE_UNTRACKED;
memset(&exp, 0, sizeof(exp));
/* You can't really generate the equivalent of git_diff_workdir_to_tree()
* using C git. It really wants to interpose the index into the diff.
*
* To validate the following results with command line git, I ran the
* following:
* - git ls-tree 26a125
* - find . ! -path ./.git/\* -a -type f | git hash-object --stdin-paths
* The results are documented at the bottom of this file in the
* long comment entitled "PREPARATION OF TEST DATA".
*/
cl_git_pass(git_diff_workdir_to_tree(g_repo, &opts, a, &diff));
cl_git_pass(git_diff_foreach(
diff, &exp, diff_file_fn, diff_hunk_fn, diff_line_fn));
cl_assert_equal_i(14, exp.files);
cl_assert_equal_i(0, exp.file_adds);
cl_assert_equal_i(4, exp.file_dels);
cl_assert_equal_i(4, exp.file_mods);
cl_assert_equal_i(1, exp.file_ignored);
cl_assert_equal_i(5, exp.file_untracked);
/* Since there is no git diff equivalent, let's just assume that the
* text diffs produced by git_diff_foreach are accurate here. We will
* do more apples-to-apples test comparison below.
*/
git_diff_list_free(diff);
diff = NULL;
memset(&exp, 0, sizeof(exp));
/* This is a compatible emulation of "git diff <sha>" which looks like
* a workdir to tree diff (even though it is not really). This is what
* you would get from "git diff --name-status 26a125ee1bf"
*/
cl_git_pass(git_diff_index_to_tree(g_repo, &opts, a, &diff));
cl_git_pass(git_diff_workdir_to_index(g_repo, &opts, &diff2));
cl_git_pass(git_diff_merge(diff, diff2));
git_diff_list_free(diff2);
cl_git_pass(git_diff_foreach(
diff, &exp, diff_file_fn, diff_hunk_fn, diff_line_fn));
cl_assert_equal_i(15, exp.files);
cl_assert_equal_i(2, exp.file_adds);
cl_assert_equal_i(5, exp.file_dels);
cl_assert_equal_i(4, exp.file_mods);
cl_assert_equal_i(1, exp.file_ignored);
cl_assert_equal_i(3, exp.file_untracked);
cl_assert_equal_i(11, exp.hunks);
cl_assert_equal_i(17, exp.lines);
cl_assert_equal_i(4, exp.line_ctxt);
cl_assert_equal_i(8, exp.line_adds);
cl_assert_equal_i(5, exp.line_dels);
git_diff_list_free(diff);
diff = NULL;
memset(&exp, 0, sizeof(exp));
/* Again, emulating "git diff <sha>" for testing purposes using
* "git diff --name-status 0017bd4ab1ec3" instead.
*/
cl_git_pass(git_diff_index_to_tree(g_repo, &opts, b, &diff));
cl_git_pass(git_diff_workdir_to_index(g_repo, &opts, &diff2));
cl_git_pass(git_diff_merge(diff, diff2));
git_diff_list_free(diff2);
cl_git_pass(git_diff_foreach(
diff, &exp, diff_file_fn, diff_hunk_fn, diff_line_fn));
cl_assert_equal_i(16, exp.files);
cl_assert_equal_i(5, exp.file_adds);
cl_assert_equal_i(4, exp.file_dels);
cl_assert_equal_i(3, exp.file_mods);
cl_assert_equal_i(1, exp.file_ignored);
cl_assert_equal_i(3, exp.file_untracked);
cl_assert_equal_i(12, exp.hunks);
cl_assert_equal_i(19, exp.lines);
cl_assert_equal_i(3, exp.line_ctxt);
cl_assert_equal_i(12, exp.line_adds);
cl_assert_equal_i(4, exp.line_dels);
git_diff_list_free(diff);
git_tree_free(a);
git_tree_free(b);
}
void test_diff_workdir__to_index_with_pathspec(void)
{
git_diff_options opts = {0};
git_diff_list *diff = NULL;
diff_expects exp;
char *pathspec = NULL;
g_repo = cl_git_sandbox_init("status");
opts.context_lines = 3;
opts.interhunk_lines = 1;
opts.flags |= GIT_DIFF_INCLUDE_IGNORED | GIT_DIFF_INCLUDE_UNTRACKED;
opts.pathspec.strings = &pathspec;
opts.pathspec.count = 1;
memset(&exp, 0, sizeof(exp));
cl_git_pass(git_diff_workdir_to_index(g_repo, &opts, &diff));
cl_git_pass(git_diff_foreach(diff, &exp, diff_file_fn, NULL, NULL));
cl_assert_equal_i(13, exp.files);
cl_assert_equal_i(0, exp.file_adds);
cl_assert_equal_i(4, exp.file_dels);
cl_assert_equal_i(4, exp.file_mods);
cl_assert_equal_i(1, exp.file_ignored);
cl_assert_equal_i(4, exp.file_untracked);
git_diff_list_free(diff);
memset(&exp, 0, sizeof(exp));
pathspec = "modified_file";
cl_git_pass(git_diff_workdir_to_index(g_repo, &opts, &diff));
cl_git_pass(git_diff_foreach(diff, &exp, diff_file_fn, NULL, NULL));
cl_assert_equal_i(1, exp.files);
cl_assert_equal_i(0, exp.file_adds);
cl_assert_equal_i(0, exp.file_dels);
cl_assert_equal_i(1, exp.file_mods);
cl_assert_equal_i(0, exp.file_ignored);
cl_assert_equal_i(0, exp.file_untracked);
git_diff_list_free(diff);
memset(&exp, 0, sizeof(exp));
pathspec = "subdir";
cl_git_pass(git_diff_workdir_to_index(g_repo, &opts, &diff));
cl_git_pass(git_diff_foreach(diff, &exp, diff_file_fn, NULL, NULL));
cl_assert_equal_i(3, exp.files);
cl_assert_equal_i(0, exp.file_adds);
cl_assert_equal_i(1, exp.file_dels);
cl_assert_equal_i(1, exp.file_mods);
cl_assert_equal_i(0, exp.file_ignored);
cl_assert_equal_i(1, exp.file_untracked);
git_diff_list_free(diff);
memset(&exp, 0, sizeof(exp));
pathspec = "*_deleted";
cl_git_pass(git_diff_workdir_to_index(g_repo, &opts, &diff));
cl_git_pass(git_diff_foreach(diff, &exp, diff_file_fn, NULL, NULL));
cl_assert_equal_i(2, exp.files);
cl_assert_equal_i(0, exp.file_adds);
cl_assert_equal_i(2, exp.file_dels);
cl_assert_equal_i(0, exp.file_mods);
cl_assert_equal_i(0, exp.file_ignored);
cl_assert_equal_i(0, exp.file_untracked);
git_diff_list_free(diff);
}
void test_diff_workdir__filemode_changes(void)
{
git_config *cfg;
git_diff_list *diff = NULL;
diff_expects exp;
if (!cl_is_chmod_supported())
return;
g_repo = cl_git_sandbox_init("issue_592");
cl_git_pass(git_repository_config(&cfg, g_repo));
cl_git_pass(git_config_set_bool(cfg, "core.filemode", true));
/* test once with no mods */
cl_git_pass(git_diff_workdir_to_index(g_repo, NULL, &diff));
memset(&exp, 0, sizeof(exp));
cl_git_pass(git_diff_foreach(
diff, &exp, diff_file_fn, diff_hunk_fn, diff_line_fn));
cl_assert_equal_i(0, exp.files);
cl_assert_equal_i(0, exp.file_mods);
cl_assert_equal_i(0, exp.hunks);
git_diff_list_free(diff);
/* chmod file and test again */
cl_assert(cl_toggle_filemode("issue_592/a.txt"));
cl_git_pass(git_diff_workdir_to_index(g_repo, NULL, &diff));
memset(&exp, 0, sizeof(exp));
cl_git_pass(git_diff_foreach(
diff, &exp, diff_file_fn, diff_hunk_fn, diff_line_fn));
cl_assert_equal_i(1, exp.files);
cl_assert_equal_i(1, exp.file_mods);
cl_assert_equal_i(0, exp.hunks);
git_diff_list_free(diff);
cl_assert(cl_toggle_filemode("issue_592/a.txt"));
git_config_free(cfg);
}
void test_diff_workdir__filemode_changes_with_filemode_false(void)
{
git_config *cfg;
git_diff_list *diff = NULL;
diff_expects exp;
if (!cl_is_chmod_supported())
return;
g_repo = cl_git_sandbox_init("issue_592");
cl_git_pass(git_repository_config(&cfg, g_repo));
cl_git_pass(git_config_set_bool(cfg, "core.filemode", false));
/* test once with no mods */
cl_git_pass(git_diff_workdir_to_index(g_repo, NULL, &diff));
memset(&exp, 0, sizeof(exp));
cl_git_pass(git_diff_foreach(
diff, &exp, diff_file_fn, diff_hunk_fn, diff_line_fn));
cl_assert_equal_i(0, exp.files);
cl_assert_equal_i(0, exp.file_mods);
cl_assert_equal_i(0, exp.hunks);
git_diff_list_free(diff);
/* chmod file and test again */
cl_assert(cl_toggle_filemode("issue_592/a.txt"));
cl_git_pass(git_diff_workdir_to_index(g_repo, NULL, &diff));
memset(&exp, 0, sizeof(exp));
cl_git_pass(git_diff_foreach(
diff, &exp, diff_file_fn, diff_hunk_fn, diff_line_fn));
cl_assert_equal_i(0, exp.files);
cl_assert_equal_i(0, exp.file_mods);
cl_assert_equal_i(0, exp.hunks);
git_diff_list_free(diff);
cl_assert(cl_toggle_filemode("issue_592/a.txt"));
git_config_free(cfg);
}
void test_diff_workdir__head_index_and_workdir_all_differ(void)
{
git_diff_options opts = {0};
git_diff_list *diff_i2t = NULL, *diff_w2i = NULL;
diff_expects exp;
char *pathspec = "staged_changes_modified_file";
git_tree *tree;
/* For this file,
* - head->index diff has 1 line of context, 1 line of diff
* - index->workdir diff has 2 lines of context, 1 line of diff
* but
* - head->workdir diff has 1 line of context, 2 lines of diff
* Let's make sure the right one is returned from each fn.
*/
g_repo = cl_git_sandbox_init("status");
tree = resolve_commit_oid_to_tree(g_repo, "26a125ee1bfc5df1e1b2e9441bbe63c8a7ae989f");
opts.pathspec.strings = &pathspec;
opts.pathspec.count = 1;
cl_git_pass(git_diff_index_to_tree(g_repo, &opts, tree, &diff_i2t));
cl_git_pass(git_diff_workdir_to_index(g_repo, &opts, &diff_w2i));
memset(&exp, 0, sizeof(exp));
cl_git_pass(git_diff_foreach(
diff_i2t, &exp, diff_file_fn, diff_hunk_fn, diff_line_fn));
cl_assert_equal_i(1, exp.files);
cl_assert_equal_i(0, exp.file_adds);
cl_assert_equal_i(0, exp.file_dels);
cl_assert_equal_i(1, exp.file_mods);
cl_assert_equal_i(1, exp.hunks);
cl_assert_equal_i(2, exp.lines);
cl_assert_equal_i(1, exp.line_ctxt);
cl_assert_equal_i(1, exp.line_adds);
cl_assert_equal_i(0, exp.line_dels);
memset(&exp, 0, sizeof(exp));
cl_git_pass(git_diff_foreach(
diff_w2i, &exp, diff_file_fn, diff_hunk_fn, diff_line_fn));
cl_assert_equal_i(1, exp.files);
cl_assert_equal_i(0, exp.file_adds);
cl_assert_equal_i(0, exp.file_dels);
cl_assert_equal_i(1, exp.file_mods);
cl_assert_equal_i(1, exp.hunks);
cl_assert_equal_i(3, exp.lines);
cl_assert_equal_i(2, exp.line_ctxt);
cl_assert_equal_i(1, exp.line_adds);
cl_assert_equal_i(0, exp.line_dels);
cl_git_pass(git_diff_merge(diff_i2t, diff_w2i));
memset(&exp, 0, sizeof(exp));
cl_git_pass(git_diff_foreach(
diff_i2t, &exp, diff_file_fn, diff_hunk_fn, diff_line_fn));
cl_assert_equal_i(1, exp.files);
cl_assert_equal_i(0, exp.file_adds);
cl_assert_equal_i(0, exp.file_dels);
cl_assert_equal_i(1, exp.file_mods);
cl_assert_equal_i(1, exp.hunks);
cl_assert_equal_i(3, exp.lines);
cl_assert_equal_i(1, exp.line_ctxt);
cl_assert_equal_i(2, exp.line_adds);
cl_assert_equal_i(0, exp.line_dels);
git_diff_list_free(diff_i2t);
git_diff_list_free(diff_w2i);
git_tree_free(tree);
}
void test_diff_workdir__eof_newline_changes(void)
{
git_diff_options opts = {0};
git_diff_list *diff = NULL;
diff_expects exp;
char *pathspec = "current_file";
g_repo = cl_git_sandbox_init("status");
opts.pathspec.strings = &pathspec;
opts.pathspec.count = 1;
cl_git_pass(git_diff_workdir_to_index(g_repo, &opts, &diff));
memset(&exp, 0, sizeof(exp));
cl_git_pass(git_diff_foreach(
diff, &exp, diff_file_fn, diff_hunk_fn, diff_line_fn));
cl_assert_equal_i(0, exp.files);
cl_assert_equal_i(0, exp.file_adds);
cl_assert_equal_i(0, exp.file_dels);
cl_assert_equal_i(0, exp.file_mods);
cl_assert_equal_i(0, exp.hunks);
cl_assert_equal_i(0, exp.lines);
cl_assert_equal_i(0, exp.line_ctxt);
cl_assert_equal_i(0, exp.line_adds);
cl_assert_equal_i(0, exp.line_dels);
git_diff_list_free(diff);
cl_git_append2file("status/current_file", "\n");
cl_git_pass(git_diff_workdir_to_index(g_repo, &opts, &diff));
memset(&exp, 0, sizeof(exp));
cl_git_pass(git_diff_foreach(
diff, &exp, diff_file_fn, diff_hunk_fn, diff_line_fn));
cl_assert_equal_i(1, exp.files);
cl_assert_equal_i(0, exp.file_adds);
cl_assert_equal_i(0, exp.file_dels);
cl_assert_equal_i(1, exp.file_mods);
cl_assert_equal_i(1, exp.hunks);
cl_assert_equal_i(2, exp.lines);
cl_assert_equal_i(1, exp.line_ctxt);
cl_assert_equal_i(1, exp.line_adds);
cl_assert_equal_i(0, exp.line_dels);
git_diff_list_free(diff);
cl_git_rewritefile("status/current_file", "current_file");
cl_git_pass(git_diff_workdir_to_index(g_repo, &opts, &diff));
memset(&exp, 0, sizeof(exp));
cl_git_pass(git_diff_foreach(
diff, &exp, diff_file_fn, diff_hunk_fn, diff_line_fn));
cl_assert_equal_i(1, exp.files);
cl_assert_equal_i(0, exp.file_adds);
cl_assert_equal_i(0, exp.file_dels);
cl_assert_equal_i(1, exp.file_mods);
cl_assert_equal_i(1, exp.hunks);
cl_assert_equal_i(3, exp.lines);
cl_assert_equal_i(0, exp.line_ctxt);
cl_assert_equal_i(1, exp.line_adds);
cl_assert_equal_i(2, exp.line_dels);
git_diff_list_free(diff);
}
/* PREPARATION OF TEST DATA
*
* Since there is no command line equivalent of git_diff_workdir_to_tree,
* it was a bit of a pain to confirm that I was getting the expected
* results in the first part of this tests. Here is what I ended up
* doing to set my expectation for the file counts and results:
*
* Running "git ls-tree 26a125" and "git ls-tree aa27a6" shows:
*
* A a0de7e0ac200c489c41c59dfa910154a70264e6e current_file
* B 5452d32f1dd538eb0405e8a83cc185f79e25e80f file_deleted
* C 452e4244b5d083ddf0460acf1ecc74db9dcfa11a modified_file
* D 32504b727382542f9f089e24fddac5e78533e96c staged_changes
* E 061d42a44cacde5726057b67558821d95db96f19 staged_changes_file_deleted
* F 70bd9443ada07063e7fbf0b3ff5c13f7494d89c2 staged_changes_modified_file
* G e9b9107f290627c04d097733a10055af941f6bca staged_delete_file_deleted
* H dabc8af9bd6e9f5bbe96a176f1a24baf3d1f8916 staged_delete_modified_file
* I 53ace0d1cc1145a5f4fe4f78a186a60263190733 subdir/current_file
* J 1888c805345ba265b0ee9449b8877b6064592058 subdir/deleted_file
* K a6191982709b746d5650e93c2acf34ef74e11504 subdir/modified_file
* L e8ee89e15bbe9b20137715232387b3de5b28972e subdir.txt
*
* --------
*
* find . ! -path ./.git/\* -a -type f | git hash-object --stdin-paths
*
* A a0de7e0ac200c489c41c59dfa910154a70264e6e current_file
* M 6a79f808a9c6bc9531ac726c184bbcd9351ccf11 ignored_file
* C 0a539630525aca2e7bc84975958f92f10a64c9b6 modified_file
* N d4fa8600b4f37d7516bef4816ae2c64dbf029e3a new_file
* D 55d316c9ba708999f1918e9677d01dfcae69c6b9 staged_changes
* F 011c3440d5c596e21d836aa6d7b10eb581f68c49 staged_changes_modified_file
* H dabc8af9bd6e9f5bbe96a176f1a24baf3d1f8916 staged_delete_modified_file
* O 529a16e8e762d4acb7b9636ff540a00831f9155a staged_new_file
* P 8b090c06d14ffa09c4e880088ebad33893f921d1 staged_new_file_modified_file
* I 53ace0d1cc1145a5f4fe4f78a186a60263190733 subdir/current_file
* K 57274b75eeb5f36fd55527806d567b2240a20c57 subdir/modified_file
* Q 80a86a6931b91bc01c2dbf5ca55bdd24ad1ef466 subdir/new_file
* L e8ee89e15bbe9b20137715232387b3de5b28972e subdir.txt
*
* --------
*
* A - current_file (UNMODIFIED) -> not in results
* B D file_deleted
* M I ignored_file (IGNORED)
* C M modified_file
* N U new_file (UNTRACKED)
* D M staged_changes
* E D staged_changes_file_deleted
* F M staged_changes_modified_file
* G D staged_delete_file_deleted
* H - staged_delete_modified_file (UNMODIFIED) -> not in results
* O U staged_new_file
* P U staged_new_file_modified_file
* I - subdir/current_file (UNMODIFIED) -> not in results
* J D subdir/deleted_file
* K M subdir/modified_file
* Q U subdir/new_file
* L - subdir.txt (UNMODIFIED) -> not in results
*
* Expect 13 files, 0 ADD, 4 DEL, 4 MOD, 1 IGN, 4 UNTR
*/
