test: isolate home directory separately from global config

tests/clar_libgit2.c

@@ -548,31 +548,61 @@ void clar__assert_equal_file(
 		(size_t)expected_bytes, (size_t)total_bytes);
 }
 
-static git_buf _cl_restore_home = GIT_BUF_INIT;
+static git_buf _cl_restore_homedir = GIT_BUF_INIT;
 
-void cl_fake_home_cleanup(void *payload)
+void cl_fake_homedir_cleanup(void *payload)
 {
 	GIT_UNUSED(payload);
 
-	if (_cl_restore_home.ptr) {
+	if (_cl_restore_homedir.ptr) {
 		cl_git_pass(git_libgit2_opts(
-			GIT_OPT_SET_SEARCH_PATH, GIT_CONFIG_LEVEL_GLOBAL, _cl_restore_home.ptr));
-		git_buf_dispose(&_cl_restore_home);
+			GIT_OPT_SET_SEARCH_PATH, GIT_CONFIG_LEVEL_GLOBAL, _cl_restore_homedir.ptr));
+		git_buf_dispose(&_cl_restore_homedir);
 	}
 }
 
-void cl_fake_home(void)
+void cl_fake_homedir(void)
 {
 	git_str path = GIT_STR_INIT;
 
 	cl_git_pass(git_libgit2_opts(
-		GIT_OPT_GET_SEARCH_PATH, GIT_CONFIG_LEVEL_GLOBAL, &_cl_restore_home));
+		GIT_OPT_GET_SEARCH_PATH, GIT_CONFIG_LEVEL_GLOBAL, &_cl_restore_homedir));
 
-	cl_set_cleanup(cl_fake_home_cleanup, NULL);
+	cl_set_cleanup(cl_fake_homedir_cleanup, NULL);
 
-	if (!git_fs_path_exists("home"))
-		cl_must_pass(p_mkdir("home", 0777));
-	cl_git_pass(git_fs_path_prettify(&path, "home", NULL));
+	if (!git_fs_path_exists("homedir"))
+		cl_must_pass(p_mkdir("homedir", 0777));
+	cl_git_pass(git_fs_path_prettify(&path, "homedir", NULL));
+	cl_git_pass(git_libgit2_opts(
+		GIT_OPT_SET_SEARCH_PATH, GIT_CONFIG_LEVEL_GLOBAL, path.ptr));
+	git_str_dispose(&path);
+}
+
+static git_buf _cl_restore_globalconfig = GIT_BUF_INIT;
+
+void cl_fake_globalconfig_cleanup(void *payload)
+{
+	GIT_UNUSED(payload);
+
+	if (_cl_restore_globalconfig.ptr) {
+		cl_git_pass(git_libgit2_opts(
+			GIT_OPT_SET_SEARCH_PATH, GIT_CONFIG_LEVEL_GLOBAL, _cl_restore_globalconfig.ptr));
+		git_buf_dispose(&_cl_restore_globalconfig);
+	}
+}
+
+void cl_fake_globalconfig(void)
+{
+	git_str path = GIT_STR_INIT;
+
+	cl_git_pass(git_libgit2_opts(
+		GIT_OPT_GET_SEARCH_PATH, GIT_CONFIG_LEVEL_GLOBAL, &_cl_restore_globalconfig));
+
+	cl_set_cleanup(cl_fake_globalconfig_cleanup, NULL);
+
+	if (!git_fs_path_exists("globalconfig"))
+		cl_must_pass(p_mkdir("globalconfig", 0777));
+	cl_git_pass(git_fs_path_prettify(&path, "globalconfig", NULL));
 	cl_git_pass(git_libgit2_opts(
 		GIT_OPT_SET_SEARCH_PATH, GIT_CONFIG_LEVEL_GLOBAL, path.ptr));
 	git_str_dispose(&path);

tests/clar_libgit2.h

@@ -213,13 +213,23 @@ int cl_repo_get_bool(git_repository *repo, const char *cfg);
 
 void cl_repo_set_string(git_repository *repo, const char *cfg, const char *value);
 
-/* set up a fake "home" directory and set libgit2 GLOBAL search path.
+/* set up a fake "home" directory
  *
  * automatically configures cleanup function to restore the regular search
  * path, although you can call it explicitly if you wish (with NULL).
  */
-void cl_fake_home(void);
-void cl_fake_home_cleanup(void *);
+void cl_fake_homedir(void);
+void cl_fake_homedir_cleanup(void *);
+
+
+/*
+ * set up a fake directory for the libgit2 GLOBAL search path.
+ *
+ * automatically configures cleanup function to restore the regular search
+ * path, although you can call it explicitly if you wish (with NULL).
+ */
+void cl_fake_globalconfig(void);
+void cl_fake_globalconfig_cleanup(void *);
 
 void cl_sandbox_set_search_path_defaults(void);
 void cl_sandbox_disable_ownership_validation(void);

tests/ignore/path.c

@@ -290,10 +290,10 @@ void test_ignore_path__expand_tilde_to_homedir(void)
 
 	assert_is_ignored(false, "example.global_with_tilde");
 
-	cl_fake_home();
+	cl_fake_globalconfig();
 
 	/* construct fake home with fake global excludes */
-	cl_git_mkfile("home/globalexclude", "# found me\n*.global_with_tilde\n");
+	cl_git_mkfile("globalconfig/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"));
@@ -305,7 +305,7 @@ void test_ignore_path__expand_tilde_to_homedir(void)
 
 	cl_git_pass(git_futils_rmdir_r("home", NULL, GIT_RMDIR_REMOVE_FILES));
 
-	cl_fake_home_cleanup(NULL);
+	cl_fake_globalconfig_cleanup(NULL);
 
 	git_attr_cache_flush(g_repo); /* must reset to pick up change */
 

tests/ignore/status.c

@@ -385,8 +385,8 @@ void test_ignore_status__leading_slash_ignores(void)
 
 	make_test_data(test_repo_1, test_files_1);
 
-	cl_fake_home();
-	cl_git_mkfile("home/.gitignore", "/ignore_me\n");
+	cl_fake_globalconfig();
+	cl_git_mkfile("globalconfig/.gitignore", "/ignore_me\n");
 	{
 		git_config *cfg;
 		cl_git_pass(git_repository_config(&cfg, g_repo));

tests/online/clone.c

@@ -5,6 +5,7 @@
 #include "remote.h"
 #include "futils.h"
 #include "refs.h"
+#include "sysdir.h"
 
 #define LIVE_REPO_URL "http://github.com/libgit2/TestGitRepository"
 #define LIVE_EMPTYREPO_URL "http://github.com/libgit2/TestEmptyRepository"
@@ -606,7 +607,7 @@ void test_online_clone__ssh_github(void)
 	if (!_github_ssh_pubkey || !_github_ssh_privkey)
 		clar__skip();
 
-	cl_fake_homedir(NULL);
+	cl_fake_homedir();
 
 	g_options.fetch_opts.callbacks.credentials = github_credentials;
 	g_options.fetch_opts.callbacks.certificate_check = succeed_certificate_check;
@@ -647,7 +648,7 @@ void test_online_clone__ssh_certcheck_accepts_unknown(void)
 	if (!_github_ssh_pubkey || !_github_ssh_privkey)
 		clar__skip();
 
-	cl_fake_homedir(NULL);
+	cl_fake_homedir();
 
 	g_options.fetch_opts.callbacks.credentials = github_credentials;
 
@@ -678,7 +679,9 @@ void test_online_clone__ssh_certcheck_override_knownhosts(void)
 
 	g_options.fetch_opts.callbacks.credentials = github_credentials;
 
-	cl_fake_homedir(&knownhostsfile);
+	cl_fake_homedir();
+
+	cl_git_pass(git_sysdir_find_homedir(&knownhostsfile));
 	cl_git_pass(git_str_joinpath(&knownhostsfile, knownhostsfile.ptr, ".ssh"));
 	cl_git_pass(p_mkdir(knownhostsfile.ptr, 0777));
 

tests/remote/httpproxy.c

@@ -132,7 +132,7 @@ static void assert_global_config_match(const char *config, const char *expected)
 
 void test_remote_httpproxy__config_overrides_detached_remote(void)
 {
-	cl_fake_home();
+	cl_fake_globalconfig();
 
 	assert_global_config_match(NULL, NULL);
 	assert_global_config_match("http.proxy", "http://localhost:1/");