thodg/libgit2/tests/ignore/path.c

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• Hash : b34aaf6c
  Author :
  Date : 2021-06-14T14:39:20
  

  test that specific lines can negate broader ignore lines

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• tests/ignore/path.c

• #include "clar_libgit2.h"
  #include "posix.h"
  #include "path.h"
  #include "futils.h"
  
  static git_repository *g_repo = NULL;
  
  void test_ignore_path__initialize(void)
  {
  	g_repo = cl_git_sandbox_init("attr");
  }
  
  void test_ignore_path__cleanup(void)
  {
  	cl_git_sandbox_cleanup();
  	g_repo = NULL;
  }
  
  static void assert_is_ignored_(
  	bool expected, const char *filepath,
  	const char *file, const char *func, int line)
  {
  	int is_ignored = 0;
  
  	cl_git_expect(
  		git_ignore_path_is_ignored(&is_ignored, g_repo, filepath), 0, file, func, line);
  
  	clar__assert_equal(
  		file, func, line, "expected != is_ignored", 1, "%d",
  		(int)(expected != 0), (int)(is_ignored != 0));
  }
  #define assert_is_ignored(expected, filepath) \
  	assert_is_ignored_(expected, filepath, __FILE__, __func__, __LINE__)
  
  void test_ignore_path__honor_temporary_rules(void)
  {
  	cl_git_rewritefile("attr/.gitignore", "/NewFolder\n/NewFolder/NewFolder");
  
  	assert_is_ignored(false, "File.txt");
  	assert_is_ignored(true, "NewFolder");
  	assert_is_ignored(true, "NewFolder/NewFolder");
  	assert_is_ignored(true, "NewFolder/NewFolder/File.txt");
  }
  
  void test_ignore_path__allow_root(void)
  {
  	cl_git_rewritefile("attr/.gitignore", "/");
  
  	assert_is_ignored(false, "File.txt");
  	assert_is_ignored(false, "NewFolder");
  	assert_is_ignored(false, "NewFolder/NewFolder");
  	assert_is_ignored(false, "NewFolder/NewFolder/File.txt");
  }
  
  void test_ignore_path__ignore_space(void)
  {
  	cl_git_rewritefile("attr/.gitignore", "/\n\n/NewFolder \n/NewFolder/NewFolder");
  
  	assert_is_ignored(false, "File.txt");
  	assert_is_ignored(true, "NewFolder");
  	assert_is_ignored(true, "NewFolder/NewFolder");
  	assert_is_ignored(true, "NewFolder/NewFolder/File.txt");
  }
  
  void test_ignore_path__intermittent_space(void)
  {
  	cl_git_rewritefile("attr/.gitignore", "foo bar\n");
  
  	assert_is_ignored(false, "foo");
  	assert_is_ignored(false, "bar");
  	assert_is_ignored(true, "foo bar");
  }
  
  void test_ignore_path__trailing_space(void)
  {
  	cl_git_rewritefile(
  		"attr/.gitignore",
  		"foo \n"
  		"bar  \n"
  	);
  
  	assert_is_ignored(true, "foo");
  	assert_is_ignored(false, "foo ");
  	assert_is_ignored(true, "bar");
  	assert_is_ignored(false, "bar ");
  	assert_is_ignored(false, "bar  ");
  }
  
  void test_ignore_path__escaped_trailing_spaces(void)
  {
  	cl_git_rewritefile(
  		"attr/.gitignore",
  		"foo\\ \n"
  		"bar\\ \\ \n"
  		"baz \\ \n"
  		"qux\\  \n"
  	);
  
  	assert_is_ignored(false, "foo");
  	assert_is_ignored(true, "foo ");
  	assert_is_ignored(false, "bar");
  	assert_is_ignored(false, "bar ");
  	assert_is_ignored(true, "bar  ");
  	assert_is_ignored(true, "baz  ");
  	assert_is_ignored(false, "baz ");
  	assert_is_ignored(true, "qux ");
  	assert_is_ignored(false, "qux");
  	assert_is_ignored(false, "qux  ");
  }
  
  void test_ignore_path__ignore_dir(void)
  {
  	cl_git_rewritefile("attr/.gitignore", "dir/\n");
  
  	assert_is_ignored(true, "dir");
  	assert_is_ignored(true, "dir/file");
  }
  
  void test_ignore_path__ignore_dir_with_trailing_space(void)
  {
  	cl_git_rewritefile("attr/.gitignore", "dir/ \n");
  
  	assert_is_ignored(true, "dir");
  	assert_is_ignored(true, "dir/file");
  }
  
  void test_ignore_path__ignore_root(void)
  {
  	cl_git_rewritefile("attr/.gitignore", "/\n\n/NewFolder\n/NewFolder/NewFolder");
  
  	assert_is_ignored(false, "File.txt");
  	assert_is_ignored(true, "NewFolder");
  	assert_is_ignored(true, "NewFolder/NewFolder");
  	assert_is_ignored(true, "NewFolder/NewFolder/File.txt");
  }
  
  void test_ignore_path__full_paths(void)
  {
  	cl_git_rewritefile("attr/.gitignore", "Folder/*/Contained");
  
  	assert_is_ignored(true, "Folder/Middle/Contained");
  	assert_is_ignored(false, "Folder/Middle/More/More/Contained");
  
  	cl_git_rewritefile("attr/.gitignore", "Folder/**/Contained");
  
  	assert_is_ignored(true, "Folder/Middle/Contained");
  	assert_is_ignored(true, "Folder/Middle/More/More/Contained");
  
  	cl_git_rewritefile("attr/.gitignore", "Folder/**/Contained/*/Child");
  
  	assert_is_ignored(true, "Folder/Middle/Contained/Happy/Child");
  	assert_is_ignored(false, "Folder/Middle/Contained/Not/Happy/Child");
  	assert_is_ignored(true, "Folder/Middle/More/More/Contained/Happy/Child");
  	assert_is_ignored(false, "Folder/Middle/More/More/Contained/Not/Happy/Child");
  }
  
  void test_ignore_path__more_starstar_cases(void)
  {
  	cl_must_pass(p_unlink("attr/.gitignore"));
  	cl_git_mkfile(
  		"attr/dir/.gitignore",
  		"sub/**/*.html\n");
  
  	assert_is_ignored(false, "aaa.html");
  	assert_is_ignored(false, "dir");
  	assert_is_ignored(false, "dir/sub");
  	assert_is_ignored(true,  "dir/sub/sub2/aaa.html");
  	assert_is_ignored(true,  "dir/sub/aaa.html");
  	assert_is_ignored(false, "dir/aaa.html");
  	assert_is_ignored(false, "sub");
  	assert_is_ignored(false, "sub/aaa.html");
  	assert_is_ignored(false, "sub/sub2/aaa.html");
  }
  
  void test_ignore_path__leading_stars(void)
  {
  	cl_git_rewritefile(
  		"attr/.gitignore",
  		"*/onestar\n"
  		"**/twostars\n"
  		"*/parent1/kid1/*\n"
  		"**/parent2/kid2/*\n");
  
  	assert_is_ignored(true, "dir1/onestar");
  	assert_is_ignored(true, "dir1/onestar/child"); /* in ignored dir */
  	assert_is_ignored(false, "dir1/dir2/onestar");
  
  	assert_is_ignored(true, "dir1/twostars");
  	assert_is_ignored(true, "dir1/twostars/child"); /* in ignored dir */
  	assert_is_ignored(true, "dir1/dir2/twostars");
  	assert_is_ignored(true, "dir1/dir2/twostars/child"); /* in ignored dir */
  	assert_is_ignored(true, "dir1/dir2/dir3/twostars");
  
  	assert_is_ignored(true, "dir1/parent1/kid1/file");
  	assert_is_ignored(true, "dir1/parent1/kid1/file/inside/parent");
  	assert_is_ignored(false, "dir1/dir2/parent1/kid1/file");
  	assert_is_ignored(false, "dir1/parent1/file");
  	assert_is_ignored(false, "dir1/kid1/file");
  
  	assert_is_ignored(true, "dir1/parent2/kid2/file");
  	assert_is_ignored(true, "dir1/parent2/kid2/file/inside/parent");
  	assert_is_ignored(true, "dir1/dir2/parent2/kid2/file");
  	assert_is_ignored(true, "dir1/dir2/dir3/parent2/kid2/file");
  	assert_is_ignored(false, "dir1/parent2/file");
  	assert_is_ignored(false, "dir1/kid2/file");
  }
  
  void test_ignore_path__globs_and_path_delimiters(void)
  {
  	cl_git_rewritefile("attr/.gitignore", "foo/bar/**");
  	assert_is_ignored(true, "foo/bar/baz");
  	assert_is_ignored(true, "foo/bar/baz/quux");
  
  	cl_git_rewritefile("attr/.gitignore", "_*/");
  	assert_is_ignored(true, "sub/_test/a/file");
  	assert_is_ignored(false, "test_folder/file");
  	assert_is_ignored(true, "_test/file");
  	assert_is_ignored(true, "_test/a/file");
  
  	cl_git_rewritefile("attr/.gitignore", "**/_*/");
  	assert_is_ignored(true, "sub/_test/a/file");
  	assert_is_ignored(false, "test_folder/file");
  	assert_is_ignored(true, "_test/file");
  	assert_is_ignored(true, "_test/a/file");
  
  	cl_git_rewritefile("attr/.gitignore", "**/_*/foo/bar/*ux");
  
  	assert_is_ignored(true, "sub/_test/foo/bar/qux/file");
  	assert_is_ignored(true, "_test/foo/bar/qux/file");
  	assert_is_ignored(true, "_test/foo/bar/crux/file");
  	assert_is_ignored(false, "_test/foo/bar/code/file");
  }
  
  void test_ignore_path__globs_without_star(void)
  {
  	cl_git_rewritefile(
  		"attr/.gitignore",
  		"*.foo\n"
  		"**.bar\n"
  	);
  
  	assert_is_ignored(true, ".foo");
  	assert_is_ignored(true, "xyz.foo");
  	assert_is_ignored(true, ".bar");
  	assert_is_ignored(true, "x.bar");
  	assert_is_ignored(true, "xyz.bar");
  
  	assert_is_ignored(true, "test/.foo");
  	assert_is_ignored(true, "test/x.foo");
  	assert_is_ignored(true, "test/xyz.foo");
  	assert_is_ignored(true, "test/.bar");
  	assert_is_ignored(true, "test/x.bar");
  	assert_is_ignored(true, "test/xyz.bar");
  }
  
  void test_ignore_path__skip_gitignore_directory(void)
  {
  	cl_git_rewritefile("attr/.git/info/exclude", "/NewFolder\n/NewFolder/NewFolder");
  	cl_must_pass(p_unlink("attr/.gitignore"));
  	cl_assert(!git_path_exists("attr/.gitignore"));
  	p_mkdir("attr/.gitignore", 0777);
  	cl_git_mkfile("attr/.gitignore/garbage.txt", "new_file\n");
  
  	assert_is_ignored(false, "File.txt");
  	assert_is_ignored(true, "NewFolder");
  	assert_is_ignored(true, "NewFolder/NewFolder");
  	assert_is_ignored(true, "NewFolder/NewFolder/File.txt");
  }
  
  void test_ignore_path__subdirectory_gitignore(void)
  {
  	cl_must_pass(p_unlink("attr/.gitignore"));
  	cl_assert(!git_path_exists("attr/.gitignore"));
  	cl_git_mkfile(
  		"attr/.gitignore",
  		"file1\n");
  	cl_git_mkfile(
  		"attr/dir/.gitignore",
  		"file2/\n");
  
  	assert_is_ignored(true, "file1");
  	assert_is_ignored(true, "dir/file1");
  	assert_is_ignored(true, "dir/file2/actual_file");  /* in ignored dir */
  	assert_is_ignored(false, "dir/file3");
  }
  
  void test_ignore_path__expand_tilde_to_homedir(void)
  {
  	git_config *cfg;
  
  	assert_is_ignored(false, "example.global_with_tilde");
  
  	cl_fake_home();
  
  	/* construct fake home with fake global excludes */
  	cl_git_mkfile("home/globalexclude", "# found me\n*.global_with_tilde\n");
  
  	cl_git_pass(git_repository_config(&cfg, g_repo));
  	cl_git_pass(git_config_set_string(cfg, "core.excludesfile", "~/globalexclude"));
  	git_config_free(cfg);
  
  	git_attr_cache_flush(g_repo); /* must reset to pick up change */
  
  	assert_is_ignored(true, "example.global_with_tilde");
  
  	cl_git_pass(git_futils_rmdir_r("home", NULL, GIT_RMDIR_REMOVE_FILES));
  
  	cl_fake_home_cleanup(NULL);
  
  	git_attr_cache_flush(g_repo); /* must reset to pick up change */
  
  	assert_is_ignored(false, "example.global_with_tilde");
  }
  
  /* Ensure that the .gitignore in the subdirectory only affects
   * items in the subdirectory. */
  void test_ignore_path__gitignore_in_subdir(void)
  {
  	cl_git_rmfile("attr/.gitignore");
  
  	cl_must_pass(p_mkdir("attr/dir1", 0777));
  	cl_must_pass(p_mkdir("attr/dir1/dir2", 0777));
  	cl_must_pass(p_mkdir("attr/dir1/dir2/dir3", 0777));
  
  	cl_git_mkfile("attr/dir1/dir2/dir3/.gitignore", "dir1/\ndir1/subdir/");
  
  	assert_is_ignored(false, "dir1/file");
  	assert_is_ignored(false, "dir1/dir2/file");
  	assert_is_ignored(false, "dir1/dir2/dir3/file");
  	assert_is_ignored(true,  "dir1/dir2/dir3/dir1/file");
  	assert_is_ignored(true,  "dir1/dir2/dir3/dir1/subdir/foo");
  
  	if (cl_repo_get_bool(g_repo, "core.ignorecase")) {
  		cl_git_mkfile("attr/dir1/dir2/dir3/.gitignore", "DiR1/\nDiR1/subdir/\n");
  
  		assert_is_ignored(false, "dir1/file");
  		assert_is_ignored(false, "dir1/dir2/file");
  		assert_is_ignored(false, "dir1/dir2/dir3/file");
  		assert_is_ignored(true,  "dir1/dir2/dir3/dir1/file");
  		assert_is_ignored(true,  "dir1/dir2/dir3/dir1/subdir/foo");
  	}
  }
  
  /* Ensure that files do not match folder cases */
  void test_ignore_path__dont_ignore_files_for_folder(void)
  {
  	cl_git_rmfile("attr/.gitignore");
  
  	cl_git_mkfile("attr/dir/.gitignore", "test/\n");
  
  	/* Create "test" as a file; ensure it is not ignored. */
  	cl_git_mkfile("attr/dir/test", "This is a file.");
  
  	assert_is_ignored(false, "dir/test");
  	if (cl_repo_get_bool(g_repo, "core.ignorecase"))
  		assert_is_ignored(false, "dir/TeSt");
  
  	/* Create "test" as a directory; ensure it is ignored. */
  	cl_git_rmfile("attr/dir/test");
  	cl_must_pass(p_mkdir("attr/dir/test", 0777));
  
  	assert_is_ignored(true, "dir/test");
  	if (cl_repo_get_bool(g_repo, "core.ignorecase"))
  		assert_is_ignored(true, "dir/TeSt");
  
  	/* Remove "test" entirely; ensure it is not ignored.
  	 * (As it doesn't exist, it is not a directory.)
  	 */
  	cl_must_pass(p_rmdir("attr/dir/test"));
  
  	assert_is_ignored(false, "dir/test");
  	if (cl_repo_get_bool(g_repo, "core.ignorecase"))
  		assert_is_ignored(false, "dir/TeSt");
  }
  
  void test_ignore_path__symlink_to_outside(void)
  {
  #ifdef GIT_WIN32
  	cl_skip();
  #endif
  
  	cl_git_rewritefile("attr/.gitignore", "symlink\n");
  	cl_git_mkfile("target", "target");
  	cl_git_pass(p_symlink("../target", "attr/symlink"));
  	assert_is_ignored(true, "symlink");
  	assert_is_ignored(true, "lala/../symlink");
  }
  
  void test_ignore_path__test(void)
  {
  	cl_git_rewritefile("attr/.gitignore",
  		"/*/\n"
  		"!/src\n");
  	assert_is_ignored(false, "src/foo.c");
  	assert_is_ignored(false, "src/foo/foo.c");
  	assert_is_ignored(false, "README.md");
  	assert_is_ignored(true, "dist/foo.o");
  	assert_is_ignored(true, "bin/foo");
  }
  
  void test_ignore_path__unignore_dir_succeeds(void)
  {
  	cl_git_rewritefile("attr/.gitignore",
  		"*.c\n"
  		"!src/*.c\n");
  	assert_is_ignored(false, "src/foo.c");
  	assert_is_ignored(true, "src/foo/foo.c");
  }
  
  void test_ignore_path__case_insensitive_unignores_previous_rule(void)
  {
  	git_config *cfg;
  
  	cl_git_rewritefile("attr/.gitignore",
  		"/case\n"
  		"!/Case/\n");
  
  	cl_git_pass(git_repository_config(&cfg, g_repo));
  	cl_git_pass(git_config_set_bool(cfg, "core.ignorecase", true));
  
  	cl_must_pass(p_mkdir("attr/case", 0755));
  	cl_git_mkfile("attr/case/file", "content");
  
  	assert_is_ignored(false, "case/file");
  }
  
  void test_ignore_path__case_sensitive_unignore_does_nothing(void)
  {
  	git_config *cfg;
  
  	cl_git_rewritefile("attr/.gitignore",
  		"/case\n"
  		"!/Case/\n");
  
  	cl_git_pass(git_repository_config(&cfg, g_repo));
  	cl_git_pass(git_config_set_bool(cfg, "core.ignorecase", false));
  
  	cl_must_pass(p_mkdir("attr/case", 0755));
  	cl_git_mkfile("attr/case/file", "content");
  
  	assert_is_ignored(true, "case/file");
  }
  
  void test_ignore_path__ignored_subdirfiles_with_subdir_rule(void)
  {
  	cl_git_rewritefile(
  		"attr/.gitignore",
  		"dir/*\n"
  		"!dir/sub1/sub2/**\n");
  
  	assert_is_ignored(true, "dir/a.test");
  	assert_is_ignored(true, "dir/sub1/a.test");
  	assert_is_ignored(true, "dir/sub1/sub2");
  }
  
  void test_ignore_path__ignored_subdirfiles_with_negations(void)
  {
  	cl_git_rewritefile(
  		"attr/.gitignore",
  		"dir/*\n"
  		"!dir/a.test\n");
  
  	assert_is_ignored(false, "dir/a.test");
  	assert_is_ignored(true, "dir/b.test");
  	assert_is_ignored(true, "dir/sub1/c.test");
  }
  
  void test_ignore_path__negative_directory_rules_only_match_directories(void)
  {
  	cl_git_rewritefile(
  		"attr/.gitignore",
  		"*\n"
  		"!/**/\n"
  		"!*.keep\n"
  		"!.gitignore\n"
  	);
  
  	assert_is_ignored(true, "src");
  	assert_is_ignored(true, "src/A");
  	assert_is_ignored(false, "src/");
  	assert_is_ignored(false, "src/A.keep");
  	assert_is_ignored(false, ".gitignore");
  }
  
  void test_ignore_path__escaped_character(void)
  {
  	cl_git_rewritefile("attr/.gitignore", "\\c\n");
  	assert_is_ignored(true, "c");
  	assert_is_ignored(false, "\\c");
  }
  
  void test_ignore_path__escaped_newline(void)
  {
  	cl_git_rewritefile(
  		"attr/.gitignore",
  		"\\\nnewline\n"
  	);
  
  	assert_is_ignored(true, "\nnewline");
  }
  
  void test_ignore_path__escaped_glob(void)
  {
  	cl_git_rewritefile("attr/.gitignore", "\\*\n");
  	assert_is_ignored(true, "*");
  	assert_is_ignored(false, "foo");
  }
  
  void test_ignore_path__escaped_comments(void)
  {
  	cl_git_rewritefile(
  		"attr/.gitignore",
  		"#foo\n"
  		"\\#bar\n"
  		"\\##baz\n"
  		"\\#\\\\#qux\n"
  	);
  
  	assert_is_ignored(false, "#foo");
  	assert_is_ignored(true, "#bar");
  	assert_is_ignored(false, "\\#bar");
  	assert_is_ignored(true, "##baz");
  	assert_is_ignored(false, "\\##baz");
  	assert_is_ignored(true, "#\\#qux");
  	assert_is_ignored(false, "##qux");
  	assert_is_ignored(false, "\\##qux");
  }
  
  void test_ignore_path__escaped_slash(void)
  {
  	cl_git_rewritefile(
  		"attr/.gitignore",
  		"\\\\\n"
  		"\\\\preceding\n"
  		"inter\\\\mittent\n"
  		"trailing\\\\\n"
  	);
  
  #ifndef GIT_WIN32
  	assert_is_ignored(true, "\\");
  	assert_is_ignored(true, "\\preceding");
  #endif
  	assert_is_ignored(true, "inter\\mittent");
  	assert_is_ignored(true, "trailing\\");
  }
  
  void test_ignore_path__escaped_space(void)
  {
  	cl_git_rewritefile(
  		"attr/.gitignore",
  		"foo\\\\ \n"
  		"bar\\\\\\ \n");
  	assert_is_ignored(true, "foo\\");
  	assert_is_ignored(false, "foo\\ ");
  	assert_is_ignored(false, "foo\\\\ ");
  	assert_is_ignored(false, "foo\\\\");
  	assert_is_ignored(true, "bar\\ ");
  	assert_is_ignored(false, "bar\\\\");
  	assert_is_ignored(false, "bar\\\\ ");
  	assert_is_ignored(false, "bar\\\\\\");
  	assert_is_ignored(false, "bar\\\\\\ ");
  }
  
  void test_ignore_path__invalid_pattern(void)
  {
  	cl_git_rewritefile("attr/.gitignore", "[");
  	assert_is_ignored(false, "[f");
  	assert_is_ignored(false, "f");
  }
  
  void test_ignore_path__negative_prefix_rule(void)
  {
  	cl_git_rewritefile("attr/.gitignore", "ff*\n!f\n");
  	assert_is_ignored(true, "fff");
  	assert_is_ignored(true, "ff");
  	assert_is_ignored(false, "f");
  }
  
  void test_ignore_path__negative_more_specific(void)
  {
  	cl_git_rewritefile("attr/.gitignore", "*.txt\n!/dir/test.txt\n");
  	assert_is_ignored(true, "test.txt");
  	assert_is_ignored(false, "dir/test.txt");
  	assert_is_ignored(true, "outer/dir/test.txt");
  }
  

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