thodg/libgit2/tests/config/include.c

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• Hash : ed812ee7
  Author :
  Date : 2017-03-23T12:03:29
  

  config::include: sanitize homedir Sanitize the home directory to ensure that we do not accidentally locate a file called `~/.nonexistentfile`.

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• tests/config/include.c

• #include "clar_libgit2.h"
  #include "buffer.h"
  #include "fileops.h"
  
  void test_config_include__relative(void)
  {
  	git_config *cfg;
  	git_buf buf = GIT_BUF_INIT;
  
  	cl_git_pass(git_config_open_ondisk(&cfg, cl_fixture("config/config-include")));
  
  	cl_git_pass(git_config_get_string_buf(&buf, cfg, "foo.bar.baz"));
  	cl_assert_equal_s("huzzah", git_buf_cstr(&buf));
  
  	git_buf_free(&buf);
  	git_config_free(cfg);
  }
  
  void test_config_include__absolute(void)
  {
  	git_config *cfg;
  	git_buf buf = GIT_BUF_INIT;
  
  	cl_git_pass(git_buf_printf(&buf, "[include]\npath = %s/config-included", cl_fixture("config")));
  
  	cl_git_mkfile("config-include-absolute", git_buf_cstr(&buf));
  	git_buf_free(&buf);
  	cl_git_pass(git_config_open_ondisk(&cfg, "config-include-absolute"));
  
  	cl_git_pass(git_config_get_string_buf(&buf, cfg, "foo.bar.baz"));
  	cl_assert_equal_s("huzzah", git_buf_cstr(&buf));
  
  	git_buf_free(&buf);
  	git_config_free(cfg);
  }
  
  void test_config_include__homedir(void)
  {
  	git_config *cfg;
  	git_buf buf = GIT_BUF_INIT;
  
  	cl_git_pass(git_libgit2_opts(GIT_OPT_SET_SEARCH_PATH, GIT_CONFIG_LEVEL_GLOBAL, cl_fixture("config")));
  	cl_git_mkfile("config-include-homedir",  "[include]\npath = ~/config-included");
  
  	cl_git_pass(git_config_open_ondisk(&cfg, "config-include-homedir"));
  
  	cl_git_pass(git_config_get_string_buf(&buf, cfg, "foo.bar.baz"));
  	cl_assert_equal_s("huzzah", git_buf_cstr(&buf));
  
  	git_buf_free(&buf);
  	git_config_free(cfg);
  
  	cl_sandbox_set_search_path_defaults();
  }
  
  /* We need to pretend that the variables were defined where the file was included */
  void test_config_include__ordering(void)
  {
  	git_config *cfg;
  	git_buf buf = GIT_BUF_INIT;
  
  	cl_git_mkfile("included", "[foo \"bar\"]\nbaz = hurrah\nfrotz = hiya");
  	cl_git_mkfile("including",
  		      "[foo \"bar\"]\nfrotz = hello\n"
  		      "[include]\npath = included\n"
  		      "[foo \"bar\"]\nbaz = huzzah\n");
  
  	cl_git_pass(git_config_open_ondisk(&cfg, "including"));
  
  	cl_git_pass(git_config_get_string_buf(&buf, cfg, "foo.bar.frotz"));
  	cl_assert_equal_s("hiya", git_buf_cstr(&buf));
  	git_buf_clear(&buf);
  	cl_git_pass(git_config_get_string_buf(&buf, cfg, "foo.bar.baz"));
  	cl_assert_equal_s("huzzah", git_buf_cstr(&buf));
  
  	git_buf_free(&buf);
  	git_config_free(cfg);
  }
  
  /* We need to pretend that the variables were defined where the file was included */
  void test_config_include__depth(void)
  {
  	git_config *cfg;
  
  	cl_git_mkfile("a", "[include]\npath = b");
  	cl_git_mkfile("b", "[include]\npath = a");
  
  	cl_git_fail(git_config_open_ondisk(&cfg, "a"));
  
  	p_unlink("a");
  	p_unlink("b");
  }
  
  void test_config_include__missing(void)
  {
  	git_config *cfg;
  	git_buf buf = GIT_BUF_INIT;
  
  	cl_git_mkfile("including", "[include]\npath = nonexistentfile\n[foo]\nbar = baz");
  
  	giterr_clear();
  	cl_git_pass(git_config_open_ondisk(&cfg, "including"));
  	cl_assert(giterr_last() == NULL);
  	cl_git_pass(git_config_get_string_buf(&buf, cfg, "foo.bar"));
  	cl_assert_equal_s("baz", git_buf_cstr(&buf));
  
  	git_buf_free(&buf);
  	git_config_free(cfg);
  }
  
  void test_config_include__missing_homedir(void)
  {
  	git_config *cfg;
  	git_buf buf = GIT_BUF_INIT;
  
  	cl_git_pass(git_libgit2_opts(GIT_OPT_SET_SEARCH_PATH, GIT_CONFIG_LEVEL_GLOBAL, cl_fixture("config")));
  	cl_git_mkfile("including", "[include]\npath = ~/.nonexistentfile\n[foo]\nbar = baz");
  
  	giterr_clear();
  	cl_git_pass(git_config_open_ondisk(&cfg, "including"));
  	cl_assert(giterr_last() == NULL);
  	cl_git_pass(git_config_get_string_buf(&buf, cfg, "foo.bar"));
  	cl_assert_equal_s("baz", git_buf_cstr(&buf));
  
  	git_buf_free(&buf);
  	git_config_free(cfg);
  
  	cl_sandbox_set_search_path_defaults();
  }
  
  #define replicate10(s) s s s s s s s s s s
  void test_config_include__depth2(void)
  {
  	git_config *cfg;
  	git_buf buf = GIT_BUF_INIT;
  	const char *content = "[include]\n" replicate10(replicate10("path=bottom\n"));
  
  	cl_git_mkfile("top-level", "[include]\npath = middle\n[foo]\nbar = baz");
  	cl_git_mkfile("middle", content);
  	cl_git_mkfile("bottom", "[foo]\nbar2 = baz2");
  
  	cl_git_pass(git_config_open_ondisk(&cfg, "top-level"));
  
  	cl_git_pass(git_config_get_string_buf(&buf, cfg, "foo.bar"));
  	cl_assert_equal_s("baz", git_buf_cstr(&buf));
  
  	git_buf_clear(&buf);
  	cl_git_pass(git_config_get_string_buf(&buf, cfg, "foo.bar2"));
  	cl_assert_equal_s("baz2", git_buf_cstr(&buf));
  
  	git_buf_free(&buf);
  	git_config_free(cfg);
  }
  

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