#include "clar.h"
#include <git2.h>
#include "common.h"
+#include "posix.h"
/**
* Replace for `clar_must_pass` that passes the last library error as the
*
* Use this wrapper around all `git_` library calls that return error codes!
*/
-#define cl_git_pass(expr) cl_git_pass_(expr, __FILE__, __LINE__)
+#define cl_git_pass(expr) cl_git_expect((expr), 0, __FILE__, __func__, __LINE__)
-#define cl_git_pass_(expr, file, line) do { \
+#define cl_git_fail_with(error, expr) cl_git_expect((expr), error, __FILE__, __func__, __LINE__)
+
+#define cl_git_expect(expr, expected, file, func, line) do { \
int _lg2_error; \
- giterr_clear(); \
- if ((_lg2_error = (expr)) != 0) \
- cl_git_report_failure(_lg2_error, file, line, "Function call failed: " #expr); \
+ git_error_clear(); \
+ if ((_lg2_error = (expr)) != expected) \
+ cl_git_report_failure(_lg2_error, expected, file, func, line, "Function call failed: " #expr); \
} while (0)
/**
* just for consistency. Use with `git_` library
* calls that are supposed to fail!
*/
-#define cl_git_fail(expr) cl_must_fail(expr)
+#define cl_git_fail(expr) do { \
+ if ((expr) == 0) \
+ git_error_clear(), \
+ cl_git_report_failure(0, 0, __FILE__, __func__, __LINE__, "Function call succeeded: " #expr); \
+ } while (0)
+
+/**
+ * Like cl_git_pass, only for Win32 error code conventions
+ */
+#define cl_win32_pass(expr) do { \
+ int _win32_res; \
+ if ((_win32_res = (expr)) == 0) { \
+ git_error_set(GIT_ERROR_OS, "Returned: %d, system error code: %lu", _win32_res, GetLastError()); \
+ cl_git_report_failure(_win32_res, 0, __FILE__, __func__, __LINE__, "System call failed: " #expr); \
+ } \
+ } while(0)
+
+/**
+ * Thread safe assertions; you cannot use `cl_git_report_failure` from a
+ * child thread since it will try to `longjmp` to abort and "the effect of
+ * a call to longjmp() where initialization of the jmp_buf structure was
+ * not performed in the calling thread is undefined."
+ *
+ * Instead, callers can provide a clar thread error context to a thread,
+ * which will populate and return it on failure. Callers can check the
+ * status with `cl_git_thread_check`.
+ */
+typedef struct {
+ int error;
+ const char *file;
+ const char *func;
+ int line;
+ const char *expr;
+ char error_msg[4096];
+} cl_git_thread_err;
+
+#ifdef GIT_THREADS
+# define cl_git_thread_pass(threaderr, expr) cl_git_thread_pass_(threaderr, (expr), __FILE__, __func__, __LINE__)
+#else
+# define cl_git_thread_pass(threaderr, expr) cl_git_pass(expr)
+#endif
+
+#define cl_git_thread_pass_(__threaderr, __expr, __file, __func, __line) do { \
+ git_error_clear(); \
+ if ((((cl_git_thread_err *)__threaderr)->error = (__expr)) != 0) { \
+ const git_error *_last = git_error_last(); \
+ ((cl_git_thread_err *)__threaderr)->file = __file; \
+ ((cl_git_thread_err *)__threaderr)->func = __func; \
+ ((cl_git_thread_err *)__threaderr)->line = __line; \
+ ((cl_git_thread_err *)__threaderr)->expr = "Function call failed: " #__expr; \
+ p_snprintf(((cl_git_thread_err *)__threaderr)->error_msg, 4096, "thread 0x%" PRIxZ " - error %d - %s", \
+ git_thread_currentid(), ((cl_git_thread_err *)__threaderr)->error, \
+ _last ? _last->message : "<no message>"); \
+ git_thread_exit(__threaderr); \
+ } \
+ } while (0)
-#define cl_git_fail_with(expr, error) cl_assert_equal_i(error,expr)
+GIT_INLINE(void) cl_git_thread_check(void *data)
+{
+ cl_git_thread_err *threaderr = (cl_git_thread_err *)data;
+ if (threaderr->error != 0)
+ clar__assert(0, threaderr->file, threaderr->func, threaderr->line, threaderr->expr, threaderr->error_msg, 1);
+}
-void cl_git_report_failure(int, const char *, int, const char *);
+void cl_git_report_failure(int, int, const char *, const char *, int, const char *);
-#define cl_assert_at_line(expr,file,line) \
- clar__assert((expr) != 0, file, line, "Expression is not true: " #expr, NULL, 1)
+#define cl_assert_at_line(expr,file,func,line) \
+ clar__assert((expr) != 0, file, func, line, "Expression is not true: " #expr, NULL, 1)
GIT_INLINE(void) clar__assert_in_range(
int lo, int val, int hi,
- const char *file, int line, const char *err, int should_abort)
+ const char *file, const char *func, int line,
+ const char *err, int should_abort)
{
if (lo > val || hi < val) {
char buf[128];
- snprintf(buf, sizeof(buf), "%d not in [%d,%d]", val, lo, hi);
- clar__fail(file, line, err, buf, should_abort);
+ p_snprintf(buf, sizeof(buf), "%d not in [%d,%d]", val, lo, hi);
+ clar__fail(file, func, line, err, buf, should_abort);
}
}
#define cl_assert_equal_sz(sz1,sz2) do { \
size_t __sz1 = (size_t)(sz1), __sz2 = (size_t)(sz2); \
- clar__assert_equal(__FILE__,__LINE__,#sz1 " != " #sz2, 1, "%"PRIuZ, __sz1, __sz2); \
+ clar__assert_equal(__FILE__,__func__,__LINE__,#sz1 " != " #sz2, 1, "%"PRIuZ, __sz1, __sz2); \
} while (0)
#define cl_assert_in_range(L,V,H) \
- clar__assert_in_range((L),(V),(H),__FILE__,__LINE__,"Range check: " #V " in [" #L "," #H "]", 1)
+ clar__assert_in_range((L),(V),(H),__FILE__,__func__,__LINE__,"Range check: " #V " in [" #L "," #H "]", 1)
#define cl_assert_equal_file(DATA,SIZE,PATH) \
- clar__assert_equal_file(DATA,SIZE,0,PATH,__FILE__,(int)__LINE__)
+ clar__assert_equal_file(DATA,SIZE,0,PATH,__FILE__,__func__,(int)__LINE__)
#define cl_assert_equal_file_ignore_cr(DATA,SIZE,PATH) \
- clar__assert_equal_file(DATA,SIZE,1,PATH,__FILE__,(int)__LINE__)
+ clar__assert_equal_file(DATA,SIZE,1,PATH,__FILE__,__func__,(int)__LINE__)
void clar__assert_equal_file(
const char *expected_data,
int ignore_cr,
const char *path,
const char *file,
+ const char *func,
int line);
+GIT_INLINE(void) clar__assert_equal_oid(
+ const char *file, const char *func, int line, const char *desc,
+ const git_oid *one, const git_oid *two)
+{
+ if (git_oid_cmp(one, two)) {
+ char err[] = "\"........................................\" != \"........................................\"";
+
+ git_oid_fmt(&err[1], one);
+ git_oid_fmt(&err[47], two);
+
+ clar__fail(file, func, line, desc, err, 1);
+ }
+}
+
+#define cl_assert_equal_oid(one, two) \
+ clar__assert_equal_oid(__FILE__, __func__, __LINE__, \
+ "OID mismatch: " #one " != " #two, (one), (two))
+
/*
* Some utility macros for building long strings
*/
void cl_git_rewritefile(const char *filename, const char *new_content);
void cl_git_write2file(const char *path, const char *data,
size_t datalen, int flags, unsigned int mode);
+void cl_git_rmfile(const char *filename);
bool cl_toggle_filemode(const char *filename);
bool cl_is_chmod_supported(void);
/* Environment wrappers */
char *cl_getenv(const char *name);
+bool cl_is_env_set(const char *name);
int cl_setenv(const char *name, const char *value);
/* Reliable rename */
/* Git sandbox setup helpers */
git_repository *cl_git_sandbox_init(const char *sandbox);
+git_repository *cl_git_sandbox_init_new(const char *name);
void cl_git_sandbox_cleanup(void);
git_repository *cl_git_sandbox_reopen(void);
+/*
+ * build a sandbox-relative from path segments
+ * is_dir will add a trailing slash
+ * vararg must be a NULL-terminated char * list
+ */
+const char *cl_git_sandbox_path(int is_dir, ...);
+
/* Local-repo url helpers */
const char* cl_git_fixture_url(const char *fixturename);
const char* cl_git_path_url(const char *path);
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.
+ *
+ * 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_sandbox_set_search_path_defaults(void);
+void cl_sandbox_disable_ownership_validation(void);
+
+#ifdef GIT_WIN32
+# define cl_msleep(x) Sleep(x)
+#else
+# define cl_msleep(x) usleep(1000 * (x))
+#endif
+
+#ifdef GIT_WIN32
+bool cl_sandbox_supports_8dot3(void);
+#endif
+
#endif
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