thodg/libgit2/tests-clar/checkout/checkout_helpers.c

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• Hash : bebdbcd4
  Author :
  Date : 2013-01-04T16:56:21
  

  Fix crlf issue with checkout tests Move some checkout utility functions into a shared file and fix some crlf filtering issues when verifying file contents.

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• tests-clar/checkout/checkout_helpers.c

• #include "clar_libgit2.h"
  #include "checkout_helpers.h"
  #include "refs.h"
  #include "fileops.h"
  
  /* this is essentially the code from git__unescape modified slightly */
  void strip_cr_from_buf(git_buf *buf)
  {
  	char *scan, *pos = buf->ptr, *end = pos + buf->size;
  
  	for (scan = pos; scan < end; pos++, scan++) {
  		if (*scan == '\r')
  			scan++; /* skip '\r' */
  		if (pos != scan)
  			*pos = *scan;
  	}
  
  	*pos = '\0';
  	buf->size = (pos - buf->ptr);
  }
  
  void assert_on_branch(git_repository *repo, const char *branch)
  {
  	git_reference *head;
  	git_buf bname = GIT_BUF_INIT;
  
  	cl_git_pass(git_reference_lookup(&head, repo, GIT_HEAD_FILE));
  	cl_assert_(git_reference_type(head) == GIT_REF_SYMBOLIC, branch);
  
  	cl_git_pass(git_buf_joinpath(&bname, "refs/heads", branch));
  	cl_assert_equal_s(bname.ptr, git_reference_symbolic_target(head));
  
  	git_reference_free(head);
  	git_buf_free(&bname);
  }
  
  void reset_index_to_treeish(git_object *treeish)
  {
  	git_object *tree;
  	git_index *index;
  	git_repository *repo = git_object_owner(treeish);
  
  	cl_git_pass(git_object_peel(&tree, treeish, GIT_OBJ_TREE));
  
  	cl_git_pass(git_repository_index(&index, repo));
  	cl_git_pass(git_index_read_tree(index, (git_tree *)tree));
  	cl_git_pass(git_index_write(index));
  
  	git_object_free(tree);
  	git_index_free(index);
  }
  
  static void test_file_contents_internal(
  	const char *path, const char *expectedcontents, bool strip_cr)
  {
  	int fd;
  	char data[1024] = {0};
  	git_buf buf = GIT_BUF_INIT;
  	size_t expectedlen = strlen(expectedcontents);
  
  	fd = p_open(path, O_RDONLY);
  	cl_assert(fd >= 0);
  
  	buf.ptr = data;
  	buf.size = p_read(fd, buf.ptr, 1024);
  
  	cl_git_pass(p_close(fd));
  
  	if (strip_cr)
  		strip_cr_from_buf(&buf);
  
  	cl_assert_equal_i((int)expectedlen, (int)buf.size);
  	cl_assert_equal_s(expectedcontents, buf.ptr);
  }
  
  void test_file_contents(const char *path, const char *expected)
  {
  	test_file_contents_internal(path, expected, false);
  }
  
  void test_file_contents_nocr(const char *path, const char *expected)
  {
  	test_file_contents_internal(path, expected, true);
  }
  

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