thodg/libgit2/tests-clar/diff/diff_helpers.c

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• Hash : caf71ec0
  Author :
  Date : 2012-02-07T15:30:18
  

  Add tests and fix bugs for diff whitespace options Once I added tests for the whitespace handling options of diff, I realized that there were some bugs. This fixes those and adds the new tests into the test suite.

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• tests-clar/diff/diff_helpers.c

• #include "clar_libgit2.h"
  #include "diff_helpers.h"
  
  git_tree *resolve_commit_oid_to_tree(
  	git_repository *repo,
  	const char *partial_oid)
  {
  	size_t len = strlen(partial_oid);
  	git_oid oid;
  	git_object *obj;
  	git_tree *tree;
  
  	if (git_oid_fromstrn(&oid, partial_oid, len) == 0)
  		git_object_lookup_prefix(&obj, repo, &oid, len, GIT_OBJ_ANY);
  	cl_assert(obj);
  	if (git_object_type(obj) == GIT_OBJ_TREE)
  		return (git_tree *)obj;
  	cl_assert(git_object_type(obj) == GIT_OBJ_COMMIT);
  	cl_git_pass(git_commit_tree(&tree, (git_commit *)obj));
  	git_object_free(obj);
  	return tree;
  }
  
  int diff_file_fn(
  	void *cb_data,
  	git_diff_delta *delta,
  	float progress)
  {
  	diff_expects *e = cb_data;
  	(void)progress;
  	e->files++;
  	if (delta->old_attr == 0)
  		e->file_adds++;
  	else if (delta->new_attr == 0)
  		e->file_dels++;
  	else
  		e->file_mods++;
  	return 0;
  }
  
  int diff_hunk_fn(
  	void *cb_data,
  	git_diff_delta *delta,
  	git_diff_range *range,
  	const char *header,
  	size_t header_len)
  {
  	diff_expects *e = cb_data;
  	(void)delta;
  	(void)header;
  	(void)header_len;
  	e->hunks++;
  	e->hunk_old_lines += range->old_lines;
  	e->hunk_new_lines += range->new_lines;
  	return 0;
  }
  
  int diff_line_fn(
  	void *cb_data,
  	git_diff_delta *delta,
  	char line_origin,
  	const char *content,
  	size_t content_len)
  {
  	diff_expects *e = cb_data;
  	(void)delta;
  	(void)content;
  	(void)content_len;
  	e->lines++;
  	switch (line_origin) {
  	case GIT_DIFF_LINE_CONTEXT:
  		e->line_ctxt++;
  		break;
  	case GIT_DIFF_LINE_ADDITION:
  	case GIT_DIFF_LINE_ADD_EOFNL:
  		e->line_adds++;
  		break;
  	case GIT_DIFF_LINE_DELETION:
  	case GIT_DIFF_LINE_DEL_EOFNL:
  		e->line_dels++;
  		break;
  	default:
  		break;
  	}
  	return 0;
  }
  
  git_tree *resolve_commit_oid_to_tree(
  	git_repository *repo,
  	const char *partial_oid)
  {
  	size_t len = strlen(partial_oid);
  	git_oid oid;
  	git_object *obj;
  	git_tree *tree;
  
  	if (git_oid_fromstrn(&oid, partial_oid, len) == 0)
  		git_object_lookup_prefix(&obj, repo, &oid, len, GIT_OBJ_ANY);
  	cl_assert(obj);
  	if (git_object_type(obj) == GIT_OBJ_TREE)
  		return (git_tree *)obj;
  	cl_assert(git_object_type(obj) == GIT_OBJ_COMMIT);
  	cl_git_pass(git_commit_tree(&tree, (git_commit *)obj));
  	git_object_free(obj);
  	return tree;
  }
  

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