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

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• Hash : eb3d71a5
  Author :
  Date : 2012-04-25T22:23:35
  

  diff: fix generation of the header of a removal patch

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• tests-clar/diff/patch.c

• #include "clar_libgit2.h"
  #include "diff_helpers.h"
  
  static git_repository *g_repo = NULL;
  
  void test_diff_patch__initialize(void)
  {
  	g_repo = cl_git_sandbox_init("status");
  }
  
  void test_diff_patch__cleanup(void)
  {
  	cl_git_sandbox_cleanup();
  }
  
  #define EXPECTED_OUTPUT "diff --git a/subdir.txt b/subdir.txt\n" \
  	"deleted file mode 100644\n" \
  	"index e8ee89e..0000000\n" \
  	"--- a/subdir.txt\n" \
  	"+++ /dev/null\n"
  
  static int check_removal_cb(
  	void *cb_data,
  	char line_origin,
  	const char *formatted_output)
  {
  	GIT_UNUSED(cb_data);
  
  	if (line_origin != 'F')
  		return 0;
  
  	if (strcmp(EXPECTED_OUTPUT, formatted_output) == 0)
  		return 0;
  
  	return -1;
  }
  
  void test_diff_patch__can_properly_display_the_removal_of_a_file(void)
  {
  	/*
  	* $ git diff 26a125e..735b6a2
  	* diff --git a/subdir.txt b/subdir.txt
  	* deleted file mode 100644
  	* index e8ee89e..0000000
  	* --- a/subdir.txt
  	* +++ /dev/null
  	* @@ -1,2 +0,0 @@
  	* -Is it a bird?
  	* -Is it a plane?
  	*/
  
  	const char *one_sha = "26a125e";
  	const char *another_sha = "735b6a2";
  	git_tree *one, *another;
  	git_diff_list *diff;
  
  	one = resolve_commit_oid_to_tree(g_repo, one_sha);
  	another = resolve_commit_oid_to_tree(g_repo, another_sha);
  
  	cl_git_pass(git_diff_tree_to_tree(g_repo, NULL, one, another, &diff));
  
  	cl_git_pass(git_diff_print_patch(diff, NULL, check_removal_cb));
  
  	git_diff_list_free(diff);
  
  	git_tree_free(another);
  	git_tree_free(one);
  }
  

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