thodg/libgit2/tests-clar/index/filemodes.c

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• Hash : 1323c6d1
  Author :
  Date : 2013-03-22T14:27:56
  

  Add cl_repo_set_bool and cleanup tests This adds a helper function for the cases where you want to quickly set a single boolean config value for a repository. This allowed me to remove a lot of code.

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• tests-clar/index/filemodes.c

• #include "clar_libgit2.h"
  #include "buffer.h"
  #include "posix.h"
  #include "index.h"
  
  static git_repository *g_repo = NULL;
  
  void test_index_filemodes__initialize(void)
  {
  	g_repo = cl_git_sandbox_init("filemodes");
  }
  
  void test_index_filemodes__cleanup(void)
  {
  	cl_git_sandbox_cleanup();
  }
  
  void test_index_filemodes__read(void)
  {
  	git_index *index;
  	unsigned int i;
  	static bool expected[6] = { 0, 1, 0, 1, 0, 1 };
  
  	cl_git_pass(git_repository_index(&index, g_repo));
  	cl_assert_equal_i(6, (int)git_index_entrycount(index));
  
  	for (i = 0; i < 6; ++i) {
  		const git_index_entry *entry = git_index_get_byindex(index, i);
  		cl_assert(entry != NULL);
  		cl_assert(((entry->mode & 0100) ? 1 : 0) == expected[i]);
  	}
  
  	git_index_free(index);
  }
  
  static void replace_file_with_mode(
  	const char *filename, const char *backup, unsigned int create_mode)
  {
  	git_buf path = GIT_BUF_INIT, content = GIT_BUF_INIT;
  
  	cl_git_pass(git_buf_joinpath(&path, "filemodes", filename));
  	cl_git_pass(git_buf_printf(&content, "%s as %08u (%d)",
  		filename, create_mode, rand()));
  
  	cl_git_pass(p_rename(path.ptr, backup));
  	cl_git_write2file(
  		path.ptr, content.ptr, O_WRONLY|O_CREAT|O_TRUNC, create_mode);
  
  	git_buf_free(&path);
  	git_buf_free(&content);
  }
  
  static void add_and_check_mode(
  	git_index *index, const char *filename, unsigned int expect_mode)
  {
  	size_t pos;
  	const git_index_entry *entry;
  
  	cl_git_pass(git_index_add_bypath(index, filename));
  
  	cl_assert(!git_index_find(&pos, index, filename));
  
  	entry = git_index_get_byindex(index, pos);
  	cl_assert(entry->mode == expect_mode);
  }
  
  void test_index_filemodes__untrusted(void)
  {
  	git_index *index;
  	bool can_filemode = cl_is_chmod_supported();
  
  	cl_repo_set_bool(g_repo, "core.filemode", false);
  
  	cl_git_pass(git_repository_index(&index, g_repo));
  	cl_assert((git_index_caps(index) & GIT_INDEXCAP_NO_FILEMODE) != 0);
  
  	/* 1 - add 0644 over existing 0644 -> expect 0644 */
  	replace_file_with_mode("exec_off", "filemodes/exec_off.0", 0644);
  	add_and_check_mode(index, "exec_off", GIT_FILEMODE_BLOB);
  
  	/* 2 - add 0644 over existing 0755 -> expect 0755 */
  	replace_file_with_mode("exec_on", "filemodes/exec_on.0", 0644);
  	add_and_check_mode(index, "exec_on", GIT_FILEMODE_BLOB_EXECUTABLE);
  
  	/* 3 - add 0755 over existing 0644 -> expect 0644 */
  	replace_file_with_mode("exec_off", "filemodes/exec_off.1", 0755);
  	add_and_check_mode(index, "exec_off", GIT_FILEMODE_BLOB);
  
  	/* 4 - add 0755 over existing 0755 -> expect 0755 */
  	replace_file_with_mode("exec_on", "filemodes/exec_on.1", 0755);
  	add_and_check_mode(index, "exec_on", GIT_FILEMODE_BLOB_EXECUTABLE);
  
  	/*  5 - add new 0644 -> expect 0644 */
  	cl_git_write2file("filemodes/new_off", "blah",
  		O_WRONLY | O_CREAT | O_TRUNC, 0644);
  	add_and_check_mode(index, "new_off", GIT_FILEMODE_BLOB);
  
  	/* this test won't give predictable results on a platform
  	 * that doesn't support filemodes correctly, so skip it.
  	 */
  	if (can_filemode) {
  		/* 6 - add 0755 -> expect 0755 */
  		cl_git_write2file("filemodes/new_on", "blah",
  			O_WRONLY | O_CREAT | O_TRUNC, 0755);
  		add_and_check_mode(index, "new_on", GIT_FILEMODE_BLOB_EXECUTABLE);
  	}
  
  	git_index_free(index);
  }
  
  void test_index_filemodes__trusted(void)
  {
  	git_index *index;
  
  	/* Only run these tests on platforms where I can actually
  	 * chmod a file and get the stat results I expect!
  	 */
  	if (!cl_is_chmod_supported())
  		return;
  
  	cl_repo_set_bool(g_repo, "core.filemode", true);
  
  	cl_git_pass(git_repository_index(&index, g_repo));
  	cl_assert((git_index_caps(index) & GIT_INDEXCAP_NO_FILEMODE) == 0);
  
  	/* 1 - add 0644 over existing 0644 -> expect 0644 */
  	replace_file_with_mode("exec_off", "filemodes/exec_off.0", 0644);
  	add_and_check_mode(index, "exec_off", GIT_FILEMODE_BLOB);
  
  	/* 2 - add 0644 over existing 0755 -> expect 0644 */
  	replace_file_with_mode("exec_on", "filemodes/exec_on.0", 0644);
  	add_and_check_mode(index, "exec_on", GIT_FILEMODE_BLOB);
  
  	/* 3 - add 0755 over existing 0644 -> expect 0755 */
  	replace_file_with_mode("exec_off", "filemodes/exec_off.1", 0755);
  	add_and_check_mode(index, "exec_off", GIT_FILEMODE_BLOB_EXECUTABLE);
  
  	/* 4 - add 0755 over existing 0755 -> expect 0755 */
  	replace_file_with_mode("exec_on", "filemodes/exec_on.1", 0755);
  	add_and_check_mode(index, "exec_on", GIT_FILEMODE_BLOB_EXECUTABLE);
  
  	/*  5 - add new 0644 -> expect 0644 */
  	cl_git_write2file("filemodes/new_off", "blah",
  		O_WRONLY | O_CREAT | O_TRUNC, 0644);
  	add_and_check_mode(index, "new_off", GIT_FILEMODE_BLOB);
  
  	/* 6 - add 0755 -> expect 0755 */
  	cl_git_write2file("filemodes/new_on", "blah",
  		O_WRONLY | O_CREAT | O_TRUNC, 0755);
  	add_and_check_mode(index, "new_on", GIT_FILEMODE_BLOB_EXECUTABLE);
  
  	git_index_free(index);
  }
  

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