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-rw-r--r--examples/diff.c4
-rw-r--r--include/git2/diff.h91
-rw-r--r--src/diff.c63
-rw-r--r--src/diff_output.c11
-rw-r--r--tests-clar/diff/diff_helpers.c7
-rw-r--r--tests-clar/diff/tree.c2
-rw-r--r--tests-clar/diff/workdir.c195
7 files changed, 291 insertions, 82 deletions
diff --git a/examples/diff.c b/examples/diff.c
index 1b4ab549b..b72a75e1c 100644
--- a/examples/diff.c
+++ b/examples/diff.c
@@ -185,9 +185,7 @@ int main(int argc, char *argv[])
/* open repo */
- check(git_repository_discover(path, sizeof(path), dir, 0, "/"),
- "Could not discover repository");
- check(git_repository_open(&repo, path),
+ check(git_repository_open_ext(&repo, dir, 0, NULL),
"Could not open repository");
if (treeish1)
diff --git a/include/git2/diff.h b/include/git2/diff.h
index 46b80d872..d4d0eac47 100644
--- a/include/git2/diff.h
+++ b/include/git2/diff.h
@@ -29,6 +29,10 @@
*/
GIT_BEGIN_DECL
+/**
+ * Flags for diff options. A combination of these flags can be passed
+ * in via the `flags` value in the `git_diff_options`.
+ */
enum {
GIT_DIFF_NORMAL = 0,
GIT_DIFF_REVERSE = (1 << 0),
@@ -160,15 +164,16 @@ typedef int (*git_diff_hunk_fn)(
* the file or hunk headers.
*/
enum {
- /* these values will be sent to `git_diff_data_fn` along with the line */
+ /* These values will be sent to `git_diff_data_fn` along with the line */
GIT_DIFF_LINE_CONTEXT = ' ',
GIT_DIFF_LINE_ADDITION = '+',
GIT_DIFF_LINE_DELETION = '-',
- GIT_DIFF_LINE_ADD_EOFNL = '\n', /**< LF was added at end of file */
+ GIT_DIFF_LINE_ADD_EOFNL = '\n', /**< DEPRECATED */
GIT_DIFF_LINE_DEL_EOFNL = '\0', /**< LF was removed at end of file */
- /* these values will only be sent to a `git_diff_data_fn` when the content
- * of a diff is being formatted (eg. through git_diff_print_patch() or
- * git_diff_print_compact(), for instance).
+
+ /* The following values will only be sent to a `git_diff_data_fn` when
+ * the content of a diff is being formatted (eg. through
+ * git_diff_print_patch() or git_diff_print_compact(), for instance).
*/
GIT_DIFF_LINE_FILE_HDR = 'F',
GIT_DIFF_LINE_HUNK_HDR = 'H',
@@ -206,6 +211,8 @@ GIT_EXTERN(void) git_diff_list_free(git_diff_list *diff);
/**
* Compute a difference between two tree objects.
*
+ * This is equivalent to `git diff <treeish> <treeish>`
+ *
* @param repo The repository containing the trees.
* @param opts Structure with options to influence diff or NULL for defaults.
* @param old_tree A git_tree object to diff from.
@@ -222,6 +229,9 @@ GIT_EXTERN(int) git_diff_tree_to_tree(
/**
* Compute a difference between a tree and the index.
*
+ * This is equivalent to `git diff --cached <treeish>` or if you pass
+ * the HEAD tree, then like `git diff --cached`.
+ *
* @param repo The repository containing the tree and index.
* @param opts Structure with options to influence diff or NULL for defaults.
* @param old_tree A git_tree object to diff from.
@@ -236,6 +246,11 @@ GIT_EXTERN(int) git_diff_index_to_tree(
/**
* Compute a difference between the working directory and the index.
*
+ * This matches the `git diff` command. See the note below on
+ * `git_diff_workdir_to_tree` for a discussion of the difference between
+ * `git diff` and `git diff HEAD` and how to emulate a `git diff <treeish>`
+ * using libgit2.
+ *
* @param repo The repository.
* @param opts Structure with options to influence diff or NULL for defaults.
* @param diff A pointer to a git_diff_list pointer that will be allocated.
@@ -248,14 +263,24 @@ GIT_EXTERN(int) git_diff_workdir_to_index(
/**
* Compute a difference between the working directory and a tree.
*
- * This returns strictly the differences between the tree and the
- * files contained in the working directory, regardless of the state
- * of files in the index. There is no direct equivalent in C git.
+ * This is *NOT* the same as `git diff <treeish>`. Running `git diff HEAD`
+ * or the like actually uses information from the index, along with the tree
+ * and workdir dir info.
*
- * This is *NOT* the same as 'git diff HEAD' or 'git diff <SHA>'. Those
- * commands diff the tree, the index, and the workdir. To emulate those
- * functions, call `git_diff_index_to_tree` and `git_diff_workdir_to_index`,
- * then call `git_diff_merge` on the results.
+ * This function returns strictly the differences between the tree and the
+ * files contained in the working directory, regardless of the state of
+ * files in the index. It may come as a surprise, but there is no direct
+ * equivalent in core git.
+ *
+ * To emulate `git diff <treeish>`, you should call both
+ * `git_diff_index_to_tree` and `git_diff_workdir_to_index`, then call
+ * `git_diff_merge` on the results. That will yield a `git_diff_list` that
+ * matches the git output.
+ *
+ * If this seems confusing, take the case of a file with a staged deletion
+ * where the file has then been put back into the working dir and modified.
+ * The tree-to-workdir diff for that file is 'modified', but core git would
+ * show status 'deleted' since there is a pending deletion in the index.
*
* @param repo The repository containing the tree.
* @param opts Structure with options to influence diff or NULL for defaults.
@@ -298,10 +323,23 @@ GIT_EXTERN(int) git_diff_merge(
/**
* Iterate over a diff list issuing callbacks.
*
- * If the hunk and/or line callbacks are not NULL, then this will calculate
- * text diffs for all files it thinks are not binary. If those are both
- * NULL, then this will not bother with the text diffs, so it can be
- * efficient.
+ * This will iterate through all of the files described in a diff. You
+ * should provide a file callback to learn about each file.
+ *
+ * The "hunk" and "line" callbacks are optional, and the text diff of the
+ * files will only be calculated if they are not NULL. Of course, these
+ * callbacks will not be invoked for binary files on the diff list or for
+ * files whose only changed is a file mode change.
+ *
+ * @param diff A git_diff_list generated by one of the above functions.
+ * @param cb_data Reference pointer that will be passed to your callbacks.
+ * @param file_cb Callback function to make per file in the diff.
+ * @param hunk_cb Optional callback to make per hunk of text diff. This
+ * callback is called to describe a range of lines in the
+ * diff. It will not be issued for binary files.
+ * @param line_cb Optional callback to make per line of diff text. This
+ * same callback will be made for context lines, added, and
+ * removed lines, and even for a deleted trailing newline.
*/
GIT_EXTERN(int) git_diff_foreach(
git_diff_list *diff,
@@ -322,6 +360,14 @@ GIT_EXTERN(int) git_diff_print_compact(
* Iterate over a diff generating text output like "git diff".
*
* This is a super easy way to generate a patch from a diff.
+ *
+ * @param diff A git_diff_list generated by one of the above functions.
+ * @param cb_data Reference pointer that will be passed to your callbacks.
+ * @param print_cb Callback function to output lines of the diff. This
+ * same function will be called for file headers, hunk
+ * headers, and diff lines. Fortunately, you can probably
+ * use various GIT_DIFF_LINE constants to determine what
+ * text you are given.
*/
GIT_EXTERN(int) git_diff_print_patch(
git_diff_list *diff,
@@ -338,13 +384,14 @@ GIT_EXTERN(int) git_diff_print_patch(
/**
* Directly run a text diff on two blobs.
*
- * Compared to a file, a blob lacks some contextual information. As such, the
- * `git_diff_file` parameters of the callbacks will be filled accordingly to the following:
- * `mode` will be set to 0, `path` will be set to NULL. When dealing with a NULL blob, `oid`
- * will be set to 0.
+ * Compared to a file, a blob lacks some contextual information. As such,
+ * the `git_diff_file` parameters of the callbacks will be filled
+ * accordingly to the following: `mode` will be set to 0, `path` will be set
+ * to NULL. When dealing with a NULL blob, `oid` will be set to 0.
*
- * When at least one of the blobs being dealt with is binary, the `git_diff_delta` binary
- * attribute will be set to 1 and no call to the hunk_cb nor line_cb will be made.
+ * When at least one of the blobs being dealt with is binary, the
+ * `git_diff_delta` binary attribute will be set to 1 and no call to the
+ * hunk_cb nor line_cb will be made.
*/
GIT_EXTERN(int) git_diff_blobs(
git_blob *old_blob,
diff --git a/src/diff.c b/src/diff.c
index e3167b90e..02b89b46e 100644
--- a/src/diff.c
+++ b/src/diff.c
@@ -130,37 +130,50 @@ fail:
static git_diff_delta *diff_delta__merge_like_cgit(
const git_diff_delta *a, const git_diff_delta *b, git_pool *pool)
{
- git_diff_delta *dup = diff_delta__dup(a, pool);
- if (!dup)
- return NULL;
-
- if (git_oid_cmp(&dup->new_file.oid, &b->new_file.oid) == 0)
- return dup;
-
- git_oid_cpy(&dup->new_file.oid, &b->new_file.oid);
-
- dup->new_file.mode = b->new_file.mode;
- dup->new_file.size = b->new_file.size;
- dup->new_file.flags = b->new_file.flags;
+ git_diff_delta *dup;
/* Emulate C git for merging two diffs (a la 'git diff <sha>').
*
* When C git does a diff between the work dir and a tree, it actually
* diffs with the index but uses the workdir contents. This emulates
* those choices so we can emulate the type of diff.
+ *
+ * We have three file descriptions here, let's call them:
+ * f1 = a->old_file
+ * f2 = a->new_file AND b->old_file
+ * f3 = b->new_file
*/
- if (git_oid_cmp(&dup->old_file.oid, &dup->new_file.oid) == 0) {
- if (dup->status == GIT_DELTA_DELETED)
- /* preserve pending delete info */;
- else if (b->status == GIT_DELTA_UNTRACKED ||
- b->status == GIT_DELTA_IGNORED)
- dup->status = b->status;
- else
+
+ /* if f2 == f3 or f2 is deleted, then just dup the 'a' diff */
+ if (b->status == GIT_DELTA_UNMODIFIED || a->status == GIT_DELTA_DELETED)
+ return diff_delta__dup(a, pool);
+
+ /* otherwise, base this diff on the 'b' diff */
+ if ((dup = diff_delta__dup(b, pool)) == NULL)
+ return NULL;
+
+ /* If 'a' status is uninteresting, then we're done */
+ if (a->status == GIT_DELTA_UNMODIFIED)
+ return dup;
+
+ assert(a->status != GIT_DELTA_UNMODIFIED);
+ assert(b->status != GIT_DELTA_UNMODIFIED);
+
+ /* A cgit exception is that the diff of a file that is only in the
+ * index (i.e. not in HEAD nor workdir) is given as empty.
+ */
+ if (dup->status == GIT_DELTA_DELETED) {
+ if (a->status == GIT_DELTA_ADDED)
dup->status = GIT_DELTA_UNMODIFIED;
+ /* else don't overwrite DELETE status */
+ } else {
+ dup->status = a->status;
}
- else if (dup->status == GIT_DELTA_UNMODIFIED ||
- b->status == GIT_DELTA_DELETED)
- dup->status = b->status;
+
+ git_oid_cpy(&dup->old_file.oid, &a->old_file.oid);
+ dup->old_file.mode = a->old_file.mode;
+ dup->old_file.size = a->old_file.size;
+ dup->old_file.flags = a->old_file.flags;
return dup;
}
@@ -783,6 +796,12 @@ int git_diff_merge(
git_vector_swap(&onto->deltas, &onto_new);
git_pool_swap(&onto->pool, &onto_pool);
onto->new_src = from->new_src;
+
+ /* prefix strings also come from old pool, so recreate those.*/
+ onto->opts.old_prefix =
+ git_pool_strdup(&onto->pool, onto->opts.old_prefix);
+ onto->opts.new_prefix =
+ git_pool_strdup(&onto->pool, onto->opts.new_prefix);
}
git_vector_foreach(&onto_new, i, delta)
diff --git a/src/diff_output.c b/src/diff_output.c
index d1aa910b3..92f7f8f2f 100644
--- a/src/diff_output.c
+++ b/src/diff_output.c
@@ -83,12 +83,13 @@ static int diff_output_cb(void *priv, mmbuffer_t *bufs, int len)
info->cb_data, info->delta, &info->range, origin, bufs[1].ptr, bufs[1].size) < 0)
return -1;
- /* deal with adding and removing newline at EOF */
+ /* This should only happen if we are adding a line that does not
+ * have a newline at the end and the old code did. In that case,
+ * we have a ADD with a DEL_EOFNL as a pair.
+ */
if (len == 3) {
- if (origin == GIT_DIFF_LINE_ADDITION)
- origin = GIT_DIFF_LINE_ADD_EOFNL;
- else
- origin = GIT_DIFF_LINE_DEL_EOFNL;
+ origin = (origin == GIT_DIFF_LINE_ADDITION) ?
+ GIT_DIFF_LINE_DEL_EOFNL : GIT_DIFF_LINE_ADD_EOFNL;
return info->line_cb(
info->cb_data, info->delta, &info->range, origin, bufs[2].ptr, bufs[2].size);
diff --git a/tests-clar/diff/diff_helpers.c b/tests-clar/diff/diff_helpers.c
index 8587be9b1..1d9f6121c 100644
--- a/tests-clar/diff/diff_helpers.c
+++ b/tests-clar/diff/diff_helpers.c
@@ -85,11 +85,16 @@ int diff_line_fn(
e->line_ctxt++;
break;
case GIT_DIFF_LINE_ADDITION:
- case GIT_DIFF_LINE_ADD_EOFNL:
e->line_adds++;
break;
+ case GIT_DIFF_LINE_ADD_EOFNL:
+ assert(0);
+ break;
case GIT_DIFF_LINE_DELETION:
+ e->line_dels++;
+ break;
case GIT_DIFF_LINE_DEL_EOFNL:
+ /* technically not a line delete, but we'll count it as such */
e->line_dels++;
break;
default:
diff --git a/tests-clar/diff/tree.c b/tests-clar/diff/tree.c
index b932fa10e..4201ad2a7 100644
--- a/tests-clar/diff/tree.c
+++ b/tests-clar/diff/tree.c
@@ -116,7 +116,7 @@ void test_diff_tree__options(void)
{ 5, 3, 0, 2, 0, 0, 0, 4, 0, 0, 51, 2, 46, 3 },
{ 5, 3, 0, 2, 0, 0, 0, 4, 0, 0, 53, 4, 46, 3 },
{ 5, 0, 3, 2, 0, 0, 0, 4, 0, 0, 52, 3, 3, 46 },
- { 5, 3, 0, 2, 0, 0, 0, 5, 0, 0, 54, 3, 48, 3 },
+ { 5, 3, 0, 2, 0, 0, 0, 5, 0, 0, 54, 3, 47, 4 },
/* c vs d tests */
{ 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 22, 9, 10, 3 },
{ 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 19, 12, 7, 0 },
diff --git a/tests-clar/diff/workdir.c b/tests-clar/diff/workdir.c
index 354c99643..0c17eeb4a 100644
--- a/tests-clar/diff/workdir.c
+++ b/tests-clar/diff/workdir.c
@@ -92,12 +92,12 @@ void test_diff_workdir__to_tree(void)
cl_git_pass(git_diff_foreach(
diff, &exp, diff_file_fn, diff_hunk_fn, diff_line_fn));
- cl_assert(exp.files == 14);
- cl_assert(exp.file_adds == 0);
- cl_assert(exp.file_dels == 4);
- cl_assert(exp.file_mods == 4);
- cl_assert(exp.file_ignored == 1);
- cl_assert(exp.file_untracked == 5);
+ 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
@@ -120,19 +120,19 @@ void test_diff_workdir__to_tree(void)
cl_git_pass(git_diff_foreach(
diff, &exp, diff_file_fn, diff_hunk_fn, diff_line_fn));
- cl_assert(exp.files == 15);
- cl_assert(exp.file_adds == 2);
- cl_assert(exp.file_dels == 5);
- cl_assert(exp.file_mods == 4);
- cl_assert(exp.file_ignored == 1);
- cl_assert(exp.file_untracked == 3);
+ 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(exp.hunks == 11);
+ cl_assert_equal_i(11, exp.hunks);
- cl_assert(exp.lines == 17);
- cl_assert(exp.line_ctxt == 4);
- cl_assert(exp.line_adds == 8);
- cl_assert(exp.line_dels == 5);
+ 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;
@@ -149,19 +149,19 @@ void test_diff_workdir__to_tree(void)
cl_git_pass(git_diff_foreach(
diff, &exp, diff_file_fn, diff_hunk_fn, diff_line_fn));
- cl_assert(exp.files == 16);
- cl_assert(exp.file_adds == 5);
- cl_assert(exp.file_dels == 4);
- cl_assert(exp.file_mods == 3);
- cl_assert(exp.file_ignored == 1);
- cl_assert(exp.file_untracked == 3);
+ 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(exp.hunks == 12);
+ cl_assert_equal_i(12, exp.hunks);
- cl_assert(exp.lines == 19);
- cl_assert(exp.line_ctxt == 3);
- cl_assert(exp.line_adds == 12);
- cl_assert(exp.line_dels == 4);
+ 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);
@@ -340,6 +340,145 @@ void test_diff_workdir__filemode_changes_with_filemode_false(void)
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);
+}
+
+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,
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