diff --git a/.gitignore b/.gitignore
index 15f49e9..9b2d316 100644
--- a/.gitignore
+++ b/.gitignore
@@ -46,6 +46,7 @@ demo/searpc-marshal.h
 demo/searpc-signature.h
 tests/searpc-marshal.h
 tests/searpc-signature.h
+tests/clar.suite
 
 
 
diff --git a/.travis.yml b/.travis.yml
index 02cebb7..1d6b811 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -11,5 +11,6 @@ before_install:
 script:
  - ./configure
  - make -j8
+ - make check
 notifications:
     email: false
diff --git a/COPYING b/COPYING
index 65c5ca8..14004c0 100644
--- a/COPYING
+++ b/COPYING
@@ -163,3 +163,21 @@ whether future versions of the GNU Lesser General Public License shall
 apply, that proxy's public statement of acceptance of any version is
 permanent authorization for you to choose that version for the
 Library.
+
+----------------------------------------------------------------------
+
+The Clar framework is licensed under the MIT license:
+
+Copyright (c) 2011-2013 Vicent Marti
+
+Permission to use, copy, modify, and/or distribute this software for any
+purpose with or without fee is hereby granted, provided that the above
+copyright notice and this permission notice appear in all copies.
+
+THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
diff --git a/tests/test_pysearpc.py b/pysearpc/test_pysearpc.py
similarity index 100%
rename from tests/test_pysearpc.py
rename to pysearpc/test_pysearpc.py
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 6935b63..f0ece4f 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -1,32 +1,37 @@
 generated_sources = searpc-signature.h searpc-marshal.h
+clar_suite_sources = clar.suite
 
 AM_CFLAGS = @GLIB_CFLAGS@ \
-	-I${top_srcdir}/lib \
-	-I${top_srcdir}/json-glib
+	@JANSSON_CFLAGS@ \
+	-I${top_srcdir}/lib
 
 # we need to generate the first
 BUILT_SOURCES = gensource
 
 check_PROGRAMS = test-searpc
 
-test_searpc_SOURCES = test-searpc.c
+test_searpc_SOURCES = searpc.c clar.c main.c
 test_searpc_LDADD = @GLIB_LIBS@  \
-    $(top_builddir)/lib/libsearpc.la \
-    ${top_builddir}/json-glib/json-glib/libsearpc-json-glib.la
+    @JANSSON_LIBS@ \
+    $(top_builddir)/lib/libsearpc.la
 test_searpc_LDFLAGS = -static
 
 TESTS = test-searpc
 
-EXTRA_DIST = rpc_table.py
+EXTRA_DIST = rpc_table.py generate.py
 
-gensource: ${generated_sources}
+gensource: ${generated_sources} ${clar_suite_sources}
 
 ${generated_sources}: $(top_srcdir)/tests/rpc_table.py
 	@echo "[libsearpc]: generating rpc header files"
 	@PYTHON@ ${top_srcdir}/lib/searpc-codegen.py $(top_srcdir)/tests/rpc_table.py
 	@echo "[libsearpc]: done"
 
+${clar_suite_sources}: $(top_srcdir)/tests/generate.py
+	@PYTHON@ $(top_srcdir)/tests/generate.py
+
 clean-local:
 	rm -f ${generated_sources}
 	rm -f rpc_table.pyc
+	rm -f generate.pyc
 
diff --git a/tests/clar.c b/tests/clar.c
new file mode 100644
index 0000000..1546447
--- /dev/null
+++ b/tests/clar.c
@@ -0,0 +1,568 @@
+/*
+ * Copyright (c) Vicent Marti. All rights reserved.
+ *
+ * This file is part of clar, distributed under the ISC license.
+ * For full terms see the included COPYING file.
+ */
+#include <assert.h>
+#include <setjmp.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <math.h>
+#include <stdarg.h>
+
+/* required for sandboxing */
+#include <sys/types.h>
+#include <sys/stat.h>
+
+#ifdef _WIN32
+#	include <windows.h>
+#	include <io.h>
+#	include <shellapi.h>
+#	include <direct.h>
+
+#	define _MAIN_CC __cdecl
+
+#	ifndef stat
+#		define stat(path, st) _stat(path, st)
+#	endif
+#	ifndef mkdir
+#		define mkdir(path, mode) _mkdir(path)
+#	endif
+#	ifndef chdir
+#		define chdir(path) _chdir(path)
+#	endif
+#	ifndef access
+#		define access(path, mode) _access(path, mode)
+#	endif
+#	ifndef strdup
+#		define strdup(str) _strdup(str)
+#	endif
+#	ifndef strcasecmp
+#		define strcasecmp(a,b) _stricmp(a,b)
+#	endif
+
+#	ifndef __MINGW32__
+#		pragma comment(lib, "shell32")
+#		ifndef strncpy
+#			define strncpy(to, from, to_size) strncpy_s(to, to_size, from, _TRUNCATE)
+#		endif
+#		ifndef W_OK
+#			define W_OK 02
+#		endif
+#		ifndef S_ISDIR
+#			define S_ISDIR(x) ((x & _S_IFDIR) != 0)
+#		endif
+#		define p_snprintf(buf,sz,fmt,...) _snprintf_s(buf,sz,_TRUNCATE,fmt,__VA_ARGS__)
+#	else
+#		define p_snprintf snprintf
+#	endif
+
+#	ifndef PRIuZ
+#		define PRIuZ "Iu"
+#	endif
+#	ifndef PRIxZ
+#		define PRIxZ "Ix"
+#	endif
+
+#	ifdef _MSC_VER
+	typedef struct stat STAT_T;
+#	else
+	typedef struct _stat STAT_T;
+#	endif
+#else
+#	include <sys/wait.h> /* waitpid(2) */
+#	include <unistd.h>
+#	define _MAIN_CC
+#	define p_snprintf snprintf
+#	ifndef PRIuZ
+#		define PRIuZ "zu"
+#	endif
+#	ifndef PRIxZ
+#		define PRIxZ "zx"
+#	endif
+	typedef struct stat STAT_T;
+#endif
+
+#include "clar.h"
+
+static void fs_rm(const char *_source);
+static void fs_copy(const char *_source, const char *dest);
+
+static const char *
+fixture_path(const char *base, const char *fixture_name);
+
+struct clar_error {
+	const char *test;
+	int test_number;
+	const char *suite;
+	const char *file;
+	int line_number;
+	const char *error_msg;
+	char *description;
+
+	struct clar_error *next;
+};
+
+static struct {
+	int argc;
+	char **argv;
+
+	enum cl_test_status test_status;
+	const char *active_test;
+	const char *active_suite;
+
+	int total_skipped;
+	int total_errors;
+
+	int tests_ran;
+	int suites_ran;
+
+	int report_errors_only;
+	int exit_on_error;
+	int report_suite_names;
+
+	struct clar_error *errors;
+	struct clar_error *last_error;
+
+	void (*local_cleanup)(void *);
+	void *local_cleanup_payload;
+
+	jmp_buf trampoline;
+	int trampoline_enabled;
+} _clar;
+
+struct clar_func {
+	const char *name;
+	void (*ptr)(void);
+};
+
+struct clar_suite {
+	const char *name;
+	struct clar_func initialize;
+	struct clar_func cleanup;
+	const struct clar_func *tests;
+	size_t test_count;
+	int enabled;
+};
+
+/* From clar_print_*.c */
+static void clar_print_init(int test_count, int suite_count, const char *suite_names);
+static void clar_print_shutdown(int test_count, int suite_count, int error_count);
+static void clar_print_error(int num, const struct clar_error *error);
+static void clar_print_ontest(const char *test_name, int test_number, enum cl_test_status failed);
+static void clar_print_onsuite(const char *suite_name, int suite_index);
+static void clar_print_onabort(const char *msg, ...);
+
+/* From clar_sandbox.c */
+static void clar_unsandbox(void);
+static int clar_sandbox(void);
+
+/* Load the declarations for the test suite */
+#include "clar.suite"
+
+/* Core test functions */
+static void
+clar_report_errors(void)
+{
+	int i = 1;
+	struct clar_error *error, *next;
+
+	error = _clar.errors;
+	while (error != NULL) {
+		next = error->next;
+		clar_print_error(i++, error);
+		free(error->description);
+		free(error);
+		error = next;
+	}
+
+	_clar.errors = _clar.last_error = NULL;
+}
+
+static void
+clar_run_test(
+	const struct clar_func *test,
+	const struct clar_func *initialize,
+	const struct clar_func *cleanup)
+{
+	_clar.test_status = CL_TEST_OK;
+	_clar.trampoline_enabled = 1;
+
+	if (setjmp(_clar.trampoline) == 0) {
+		if (initialize->ptr != NULL)
+			initialize->ptr();
+
+		test->ptr();
+	}
+
+	_clar.trampoline_enabled = 0;
+
+	if (_clar.local_cleanup != NULL)
+		_clar.local_cleanup(_clar.local_cleanup_payload);
+
+	if (cleanup->ptr != NULL)
+		cleanup->ptr();
+
+	_clar.tests_ran++;
+
+	/* remove any local-set cleanup methods */
+	_clar.local_cleanup = NULL;
+	_clar.local_cleanup_payload = NULL;
+
+	if (_clar.report_errors_only) {
+		clar_report_errors();
+	} else {
+		clar_print_ontest(test->name, _clar.tests_ran, _clar.test_status);
+	}
+}
+
+static void
+clar_run_suite(const struct clar_suite *suite, const char *filter)
+{
+	const struct clar_func *test = suite->tests;
+	size_t i, matchlen;
+
+	if (!suite->enabled)
+		return;
+
+	if (_clar.exit_on_error && _clar.total_errors)
+		return;
+
+	if (!_clar.report_errors_only)
+		clar_print_onsuite(suite->name, ++_clar.suites_ran);
+
+	_clar.active_suite = suite->name;
+
+	if (filter) {
+		size_t suitelen = strlen(suite->name);
+		matchlen = strlen(filter);
+		if (matchlen <= suitelen) {
+			filter = NULL;
+		} else {
+			filter += suitelen;
+			while (*filter == ':')
+				++filter;
+			matchlen = strlen(filter);
+		}
+	}
+
+	for (i = 0; i < suite->test_count; ++i) {
+		if (filter && strncmp(test[i].name, filter, matchlen))
+			continue;
+
+		_clar.active_test = test[i].name;
+		clar_run_test(&test[i], &suite->initialize, &suite->cleanup);
+
+		if (_clar.exit_on_error && _clar.total_errors)
+			return;
+	}
+}
+
+static void
+clar_usage(const char *arg)
+{
+	printf("Usage: %s [options]\n\n", arg);
+	printf("Options:\n");
+	printf("  -sname\tRun only the suite with `name` (can go to individual test name)\n");
+	printf("  -iname\tInclude the suite with `name`\n");
+	printf("  -xname\tExclude the suite with `name`\n");
+	printf("  -q    \tOnly report tests that had an error\n");
+	printf("  -Q    \tQuit as soon as a test fails\n");
+	printf("  -l    \tPrint suite names\n");
+	exit(-1);
+}
+
+static void
+clar_parse_args(int argc, char **argv)
+{
+	int i;
+
+	for (i = 1; i < argc; ++i) {
+		char *argument = argv[i];
+
+		if (argument[0] != '-')
+			clar_usage(argv[0]);
+
+		switch (argument[1]) {
+		case 's':
+		case 'i':
+		case 'x': { /* given suite name */
+			int offset = (argument[2] == '=') ? 3 : 2, found = 0;
+			char action = argument[1];
+			size_t j, arglen, suitelen, cmplen;
+
+			argument += offset;
+			arglen = strlen(argument);
+
+			if (arglen == 0)
+				clar_usage(argv[0]);
+
+			for (j = 0; j < _clar_suite_count; ++j) {
+				suitelen = strlen(_clar_suites[j].name);
+				cmplen = (arglen < suitelen) ? arglen : suitelen;
+
+				if (strncmp(argument, _clar_suites[j].name, cmplen) == 0) {
+					int exact = (arglen >= suitelen);
+
+					++found;
+
+					if (!exact)
+						_clar.report_suite_names = 1;
+
+					switch (action) {
+					case 's': clar_run_suite(&_clar_suites[j], argument); break;
+					case 'i': _clar_suites[j].enabled = 1; break;
+					case 'x': _clar_suites[j].enabled = 0; break;
+					}
+
+					if (exact)
+						break;
+				}
+			}
+
+			if (!found) {
+				clar_print_onabort("No suite matching '%s' found.\n", argument);
+				exit(-1);
+			}
+			break;
+		}
+
+		case 'q':
+			_clar.report_errors_only = 1;
+			break;
+
+		case 'Q':
+			_clar.exit_on_error = 1;
+			break;
+
+		case 'l': {
+			size_t j;
+			printf("Test suites (use -s<name> to run just one):\n");
+			for (j = 0; j < _clar_suite_count; ++j)
+				printf(" %3d: %s\n", (int)j, _clar_suites[j].name);
+
+			exit(0);
+		}
+
+		default:
+			clar_usage(argv[0]);
+		}
+	}
+}
+
+void
+clar_test_init(int argc, char **argv)
+{
+	clar_print_init(
+		(int)_clar_callback_count,
+		(int)_clar_suite_count,
+		""
+	);
+
+	if (clar_sandbox() < 0) {
+		clar_print_onabort("Failed to sandbox the test runner.\n");
+		exit(-1);
+	}
+
+	_clar.argc = argc;
+	_clar.argv = argv;
+}
+
+int
+clar_test_run()
+{
+	if (_clar.argc > 1)
+		clar_parse_args(_clar.argc, _clar.argv);
+
+	if (!_clar.suites_ran) {
+		size_t i;
+		for (i = 0; i < _clar_suite_count; ++i)
+			clar_run_suite(&_clar_suites[i], NULL);
+	}
+
+	return _clar.total_errors;
+}
+
+void
+clar_test_shutdown()
+{
+	clar_print_shutdown(
+		_clar.tests_ran,
+		(int)_clar_suite_count,
+		_clar.total_errors
+	);
+
+	clar_unsandbox();
+}
+
+int
+clar_test(int argc, char **argv)
+{
+	int errors;
+
+	clar_test_init(argc, argv);
+	errors = clar_test_run();
+	clar_test_shutdown();
+
+	return errors;
+}
+
+static void abort_test(void)
+{
+	if (!_clar.trampoline_enabled) {
+		clar_print_onabort(
+				"Fatal error: a cleanup method raised an exception.");
+		clar_report_errors();
+		exit(-1);
+	}
+
+	longjmp(_clar.trampoline, -1);
+}
+
+void clar__skip(void)
+{
+	_clar.test_status = CL_TEST_SKIP;
+	_clar.total_skipped++;
+	abort_test();
+}
+
+void clar__fail(
+	const char *file,
+	int line,
+	const char *error_msg,
+	const char *description,
+	int should_abort)
+{
+	struct clar_error *error = calloc(1, sizeof(struct clar_error));
+
+	if (_clar.errors == NULL)
+		_clar.errors = error;
+
+	if (_clar.last_error != NULL)
+		_clar.last_error->next = error;
+
+	_clar.last_error = error;
+
+	error->test = _clar.active_test;
+	error->test_number = _clar.tests_ran;
+	error->suite = _clar.active_suite;
+	error->file = file;
+	error->line_number = line;
+	error->error_msg = error_msg;
+
+	if (description != NULL)
+		error->description = strdup(description);
+
+	_clar.total_errors++;
+	_clar.test_status = CL_TEST_FAILURE;
+
+	if (should_abort)
+		abort_test();
+}
+
+void clar__assert(
+	int condition,
+	const char *file,
+	int line,
+	const char *error_msg,
+	const char *description,
+	int should_abort)
+{
+	if (condition)
+		return;
+
+	clar__fail(file, line, error_msg, description, should_abort);
+}
+
+void clar__assert_equal(
+	const char *file,
+	int line,
+	const char *err,
+	int should_abort,
+	const char *fmt,
+	...)
+{
+	va_list args;
+	char buf[4096];
+	int is_equal = 1;
+
+	va_start(args, fmt);
+
+	if (!strcmp("%s", fmt)) {
+		const char *s1 = va_arg(args, const char *);
+		const char *s2 = va_arg(args, const char *);
+		is_equal = (!s1 || !s2) ? (s1 == s2) : !strcmp(s1, s2);
+
+		if (!is_equal) {
+			if (s1 && s2) {
+				int pos;
+				for (pos = 0; s1[pos] == s2[pos] && s1[pos] && s2[pos]; ++pos)
+					/* find differing byte offset */;
+				p_snprintf(buf, sizeof(buf), "'%s' != '%s' (at byte %d)",
+					s1, s2, pos);
+			} else {
+				p_snprintf(buf, sizeof(buf), "'%s' != '%s'", s1, s2);
+			}
+		}
+	}
+	else if(!strcmp("%.*s", fmt)) {
+		const char *s1 = va_arg(args, const char *);
+		const char *s2 = va_arg(args, const char *);
+		int len = va_arg(args, int);
+		is_equal = (!s1 || !s2) ? (s1 == s2) : !strncmp(s1, s2, len);
+
+		if (!is_equal) {
+			if (s1 && s2) {
+				int pos;
+				for (pos = 0; s1[pos] == s2[pos] && pos < len; ++pos)
+					/* find differing byte offset */;
+				p_snprintf(buf, sizeof(buf), "'%.*s' != '%.*s' (at byte %d)",
+					len, s1, len, s2, pos);
+			} else {
+				p_snprintf(buf, sizeof(buf), "'%.*s' != '%.*s'", len, s1, len, s2);
+			}
+		}
+	}
+	else if (!strcmp("%"PRIuZ, fmt) || !strcmp("%"PRIxZ, fmt)) {
+		size_t sz1 = va_arg(args, size_t), sz2 = va_arg(args, size_t);
+		is_equal = (sz1 == sz2);
+		if (!is_equal) {
+			int offset = p_snprintf(buf, sizeof(buf), fmt, sz1);
+			strncat(buf, " != ", sizeof(buf) - offset);
+			p_snprintf(buf + offset + 4, sizeof(buf) - offset - 4, fmt, sz2);
+		}
+	}
+	else if (!strcmp("%p", fmt)) {
+		void *p1 = va_arg(args, void *), *p2 = va_arg(args, void *);
+		is_equal = (p1 == p2);
+		if (!is_equal)
+			p_snprintf(buf, sizeof(buf), "%p != %p", p1, p2);
+	}
+	else {
+		int i1 = va_arg(args, int), i2 = va_arg(args, int);
+		is_equal = (i1 == i2);
+		if (!is_equal) {
+			int offset = p_snprintf(buf, sizeof(buf), fmt, i1);
+			strncat(buf, " != ", sizeof(buf) - offset);
+			p_snprintf(buf + offset + 4, sizeof(buf) - offset - 4, fmt, i2);
+		}
+	}
+
+	va_end(args);
+
+	if (!is_equal)
+		clar__fail(file, line, err, buf, should_abort);
+}
+
+void cl_set_cleanup(void (*cleanup)(void *), void *opaque)
+{
+	_clar.local_cleanup = cleanup;
+	_clar.local_cleanup_payload = opaque;
+}
+
+#include "clar/sandbox.h"
+#include "clar/fixtures.h"
+#include "clar/fs.h"
+#include "clar/print.h"
diff --git a/tests/clar.h b/tests/clar.h
new file mode 100644
index 0000000..f9df72e
--- /dev/null
+++ b/tests/clar.h
@@ -0,0 +1,113 @@
+/*
+ * Copyright (c) Vicent Marti. All rights reserved.
+ *
+ * This file is part of clar, distributed under the ISC license.
+ * For full terms see the included COPYING file.
+ */
+#ifndef __CLAR_TEST_H__
+#define __CLAR_TEST_H__
+
+#include <stdlib.h>
+
+enum cl_test_status {
+	CL_TEST_OK,
+	CL_TEST_FAILURE,
+	CL_TEST_SKIP
+};
+
+void clar_test_init(int argc, char *argv[]);
+int clar_test_run(void);
+void clar_test_shutdown(void);
+
+int clar_test(int argc, char *argv[]);
+
+const char *clar_sandbox_path(void);
+
+void cl_set_cleanup(void (*cleanup)(void *), void *opaque);
+void cl_fs_cleanup(void);
+
+#ifdef CLAR_FIXTURE_PATH
+const char *cl_fixture(const char *fixture_name);
+void cl_fixture_sandbox(const char *fixture_name);
+void cl_fixture_cleanup(const char *fixture_name);
+#endif
+
+/**
+ * Assertion macros with explicit error message
+ */
+#define cl_must_pass_(expr, desc) clar__assert((expr) >= 0, __FILE__, __LINE__, "Function call failed: " #expr, desc, 1)
+#define cl_must_fail_(expr, desc) clar__assert((expr) < 0, __FILE__, __LINE__, "Expected function call to fail: " #expr, desc, 1)
+#define cl_assert_(expr, desc) clar__assert((expr) != 0, __FILE__, __LINE__, "Expression is not true: " #expr, desc, 1)
+
+/**
+ * Check macros with explicit error message
+ */
+#define cl_check_pass_(expr, desc) clar__assert((expr) >= 0, __FILE__, __LINE__, "Function call failed: " #expr, desc, 0)
+#define cl_check_fail_(expr, desc) clar__assert((expr) < 0, __FILE__, __LINE__, "Expected function call to fail: " #expr, desc, 0)
+#define cl_check_(expr, desc) clar__assert((expr) != 0, __FILE__, __LINE__, "Expression is not true: " #expr, desc, 0)
+
+/**
+ * Assertion macros with no error message
+ */
+#define cl_must_pass(expr) cl_must_pass_(expr, NULL)
+#define cl_must_fail(expr) cl_must_fail_(expr, NULL)
+#define cl_assert(expr) cl_assert_(expr, NULL)
+
+/**
+ * Check macros with no error message
+ */
+#define cl_check_pass(expr) cl_check_pass_(expr, NULL)
+#define cl_check_fail(expr) cl_check_fail_(expr, NULL)
+#define cl_check(expr) cl_check_(expr, NULL)
+
+/**
+ * Forced failure/warning
+ */
+#define cl_fail(desc) clar__fail(__FILE__, __LINE__, "Test failed.", desc, 1)
+#define cl_warning(desc) clar__fail(__FILE__, __LINE__, "Warning during test execution:", desc, 0)
+
+#define cl_skip() clar__skip()
+
+/**
+ * Typed assertion macros
+ */
+#define cl_assert_equal_s(s1,s2) clar__assert_equal(__FILE__,__LINE__,"String mismatch: " #s1 " != " #s2, 1, "%s", (s1), (s2))
+#define cl_assert_equal_s_(s1,s2,note) clar__assert_equal(__FILE__,__LINE__,"String mismatch: " #s1 " != " #s2 " (" #note ")", 1, "%s", (s1), (s2))
+
+#define cl_assert_equal_strn(s1,s2,len) clar__assert_equal(__FILE__,__LINE__,"String mismatch: " #s1 " != " #s2, 1, "%.*s", (s1), (s2), (int)(len))
+#define cl_assert_equal_strn_(s1,s2,len,note) clar__assert_equal(__FILE__,__LINE__,"String mismatch: " #s1 " != " #s2 " (" #note ")", 1, "%.*s", (s1), (s2), (int)(len))
+
+#define cl_assert_equal_i(i1,i2) clar__assert_equal(__FILE__,__LINE__,#i1 " != " #i2, 1, "%d", (int)(i1), (int)(i2))
+#define cl_assert_equal_i_(i1,i2,note) clar__assert_equal(__FILE__,__LINE__,#i1 " != " #i2 " (" #note ")", 1, "%d", (i1), (i2))
+#define cl_assert_equal_i_fmt(i1,i2,fmt) clar__assert_equal(__FILE__,__LINE__,#i1 " != " #i2, 1, (fmt), (int)(i1), (int)(i2))
+
+#define cl_assert_equal_b(b1,b2) clar__assert_equal(__FILE__,__LINE__,#b1 " != " #b2, 1, "%d", (int)((b1) != 0),(int)((b2) != 0))
+
+#define cl_assert_equal_p(p1,p2) clar__assert_equal(__FILE__,__LINE__,"Pointer mismatch: " #p1 " != " #p2, 1, "%p", (p1), (p2))
+
+void clar__skip(void);
+
+void clar__fail(
+	const char *file,
+	int line,
+	const char *error,
+	const char *description,
+	int should_abort);
+
+void clar__assert(
+	int condition,
+	const char *file,
+	int line,
+	const char *error,
+	const char *description,
+	int should_abort);
+
+void clar__assert_equal(
+	const char *file,
+	int line,
+	const char *err,
+	int should_abort,
+	const char *fmt,
+	...);
+
+#endif
diff --git a/tests/clar/fixtures.h b/tests/clar/fixtures.h
new file mode 100644
index 0000000..264cd7f
--- /dev/null
+++ b/tests/clar/fixtures.h
@@ -0,0 +1,38 @@
+static const char *
+fixture_path(const char *base, const char *fixture_name)
+{
+	static char _path[4096];
+	size_t root_len;
+
+	root_len = strlen(base);
+	strncpy(_path, base, sizeof(_path));
+
+	if (_path[root_len - 1] != '/')
+		_path[root_len++] = '/';
+
+	if (fixture_name[0] == '/')
+		fixture_name++;
+
+	strncpy(_path + root_len,
+		fixture_name,
+		sizeof(_path) - root_len);
+
+	return _path;
+}
+
+#ifdef CLAR_FIXTURE_PATH
+const char *cl_fixture(const char *fixture_name)
+{
+	return fixture_path(CLAR_FIXTURE_PATH, fixture_name);
+}
+
+void cl_fixture_sandbox(const char *fixture_name)
+{
+	fs_copy(cl_fixture(fixture_name), _clar_path);
+}
+
+void cl_fixture_cleanup(const char *fixture_name)
+{
+	fs_rm(fixture_path(_clar_path, fixture_name));
+}
+#endif
diff --git a/tests/clar/fs.h b/tests/clar/fs.h
new file mode 100644
index 0000000..7c7dde6
--- /dev/null
+++ b/tests/clar/fs.h
@@ -0,0 +1,333 @@
+#ifdef _WIN32
+
+#define RM_RETRY_COUNT	5
+#define RM_RETRY_DELAY	10
+
+#ifdef __MINGW32__
+
+/* These security-enhanced functions are not available
+ * in MinGW, so just use the vanilla ones */
+#define wcscpy_s(a, b, c) wcscpy((a), (c))
+#define wcscat_s(a, b, c) wcscat((a), (c))
+
+#endif /* __MINGW32__ */
+
+static int
+fs__dotordotdot(WCHAR *_tocheck)
+{
+	return _tocheck[0] == '.' &&
+		(_tocheck[1] == '\0' ||
+		 (_tocheck[1] == '.' && _tocheck[2] == '\0'));
+}
+
+static int
+fs_rmdir_rmdir(WCHAR *_wpath)
+{
+	unsigned retries = 1;
+
+	while (!RemoveDirectoryW(_wpath)) {
+		/* Only retry when we have retries remaining, and the
+		 * error was ERROR_DIR_NOT_EMPTY. */
+		if (retries++ > RM_RETRY_COUNT ||
+			ERROR_DIR_NOT_EMPTY != GetLastError())
+			return -1;
+
+		/* Give whatever has a handle to a child item some time
+		 * to release it before trying again */
+		Sleep(RM_RETRY_DELAY * retries * retries);
+	}
+
+	return 0;
+}
+
+static void
+fs_rmdir_helper(WCHAR *_wsource)
+{
+	WCHAR buffer[MAX_PATH];
+	HANDLE find_handle;
+	WIN32_FIND_DATAW find_data;
+	size_t buffer_prefix_len;
+
+	/* Set up the buffer and capture the length */
+	wcscpy_s(buffer, MAX_PATH, _wsource);
+	wcscat_s(buffer, MAX_PATH, L"\\");
+	buffer_prefix_len = wcslen(buffer);
+
+	/* FindFirstFile needs a wildcard to match multiple items */
+	wcscat_s(buffer, MAX_PATH, L"*");
+	find_handle = FindFirstFileW(buffer, &find_data);
+	cl_assert(INVALID_HANDLE_VALUE != find_handle);
+
+	do {
+		/* FindFirstFile/FindNextFile gives back . and ..
+		 * entries at the beginning */
+		if (fs__dotordotdot(find_data.cFileName))
+			continue;
+
+		wcscpy_s(buffer + buffer_prefix_len, MAX_PATH - buffer_prefix_len, find_data.cFileName);
+
+		if (FILE_ATTRIBUTE_DIRECTORY & find_data.dwFileAttributes)
+			fs_rmdir_helper(buffer);
+		else {
+			/* If set, the +R bit must be cleared before deleting */
+			if (FILE_ATTRIBUTE_READONLY & find_data.dwFileAttributes)
+				cl_assert(SetFileAttributesW(buffer, find_data.dwFileAttributes & ~FILE_ATTRIBUTE_READONLY));
+
+			cl_assert(DeleteFileW(buffer));
+		}
+	}
+	while (FindNextFileW(find_handle, &find_data));
+
+	/* Ensure that we successfully completed the enumeration */
+	cl_assert(ERROR_NO_MORE_FILES == GetLastError());
+
+	/* Close the find handle */
+	FindClose(find_handle);
+
+	/* Now that the directory is empty, remove it */
+	cl_assert(0 == fs_rmdir_rmdir(_wsource));
+}
+
+static int
+fs_rm_wait(WCHAR *_wpath)
+{
+	unsigned retries = 1;
+	DWORD last_error;
+
+	do {
+		if (INVALID_FILE_ATTRIBUTES == GetFileAttributesW(_wpath))
+			last_error = GetLastError();
+		else
+			last_error = ERROR_SUCCESS;
+
+		/* Is the item gone? */
+		if (ERROR_FILE_NOT_FOUND == last_error ||
+			ERROR_PATH_NOT_FOUND == last_error)
+			return 0;
+
+		Sleep(RM_RETRY_DELAY * retries * retries);	
+	}
+	while (retries++ <= RM_RETRY_COUNT);
+
+	return -1;
+}
+
+static void
+fs_rm(const char *_source)
+{
+	WCHAR wsource[MAX_PATH];
+	DWORD attrs;
+
+	/* The input path is UTF-8. Convert it to wide characters
+	 * for use with the Windows API */
+	cl_assert(MultiByteToWideChar(CP_UTF8,
+				MB_ERR_INVALID_CHARS,
+				_source,
+				-1, /* Indicates NULL termination */
+				wsource,
+				MAX_PATH));
+
+	/* Does the item exist? If not, we have no work to do */
+	attrs = GetFileAttributesW(wsource);
+
+	if (INVALID_FILE_ATTRIBUTES == attrs)
+		return;
+
+	if (FILE_ATTRIBUTE_DIRECTORY & attrs)
+		fs_rmdir_helper(wsource);
+	else {
+		/* The item is a file. Strip the +R bit */
+		if (FILE_ATTRIBUTE_READONLY & attrs)
+			cl_assert(SetFileAttributesW(wsource, attrs & ~FILE_ATTRIBUTE_READONLY));
+
+		cl_assert(DeleteFileW(wsource));
+	}
+
+	/* Wait for the DeleteFile or RemoveDirectory call to complete */
+	cl_assert(0 == fs_rm_wait(wsource));
+}
+
+static void
+fs_copydir_helper(WCHAR *_wsource, WCHAR *_wdest)
+{
+	WCHAR buf_source[MAX_PATH], buf_dest[MAX_PATH];
+	HANDLE find_handle;
+	WIN32_FIND_DATAW find_data;
+	size_t buf_source_prefix_len, buf_dest_prefix_len;
+
+	wcscpy_s(buf_source, MAX_PATH, _wsource);
+	wcscat_s(buf_source, MAX_PATH, L"\\");
+	buf_source_prefix_len = wcslen(buf_source);
+
+	wcscpy_s(buf_dest, MAX_PATH, _wdest);
+	wcscat_s(buf_dest, MAX_PATH, L"\\");
+	buf_dest_prefix_len = wcslen(buf_dest);
+
+	/* Get an enumerator for the items in the source. */
+	wcscat_s(buf_source, MAX_PATH, L"*");
+	find_handle = FindFirstFileW(buf_source, &find_data);
+	cl_assert(INVALID_HANDLE_VALUE != find_handle);
+
+	/* Create the target directory. */
+	cl_assert(CreateDirectoryW(_wdest, NULL));
+
+	do {
+		/* FindFirstFile/FindNextFile gives back . and ..
+		 * entries at the beginning */
+		if (fs__dotordotdot(find_data.cFileName))
+			continue;
+
+		wcscpy_s(buf_source + buf_source_prefix_len, MAX_PATH - buf_source_prefix_len, find_data.cFileName);
+		wcscpy_s(buf_dest + buf_dest_prefix_len, MAX_PATH - buf_dest_prefix_len, find_data.cFileName);
+
+		if (FILE_ATTRIBUTE_DIRECTORY & find_data.dwFileAttributes)
+			fs_copydir_helper(buf_source, buf_dest);
+		else
+			cl_assert(CopyFileW(buf_source, buf_dest, TRUE));
+	}
+	while (FindNextFileW(find_handle, &find_data));
+
+	/* Ensure that we successfully completed the enumeration */
+	cl_assert(ERROR_NO_MORE_FILES == GetLastError());
+
+	/* Close the find handle */
+	FindClose(find_handle);
+}
+
+static void
+fs_copy(const char *_source, const char *_dest)
+{
+	WCHAR wsource[MAX_PATH], wdest[MAX_PATH];
+	DWORD source_attrs, dest_attrs;
+	HANDLE find_handle;
+	WIN32_FIND_DATAW find_data;
+
+	/* The input paths are UTF-8. Convert them to wide characters
+	 * for use with the Windows API. */
+	cl_assert(MultiByteToWideChar(CP_UTF8,
+				MB_ERR_INVALID_CHARS,
+				_source,
+				-1,
+				wsource,
+				MAX_PATH));
+
+	cl_assert(MultiByteToWideChar(CP_UTF8,
+				MB_ERR_INVALID_CHARS,
+				_dest,
+				-1,
+				wdest,
+				MAX_PATH));
+
+	/* Check the source for existence */
+	source_attrs = GetFileAttributesW(wsource);
+	cl_assert(INVALID_FILE_ATTRIBUTES != source_attrs);
+
+	/* Check the target for existence */
+	dest_attrs = GetFileAttributesW(wdest);
+
+	if (INVALID_FILE_ATTRIBUTES != dest_attrs) {
+		/* Target exists; append last path part of source to target.
+		 * Use FindFirstFile to parse the path */
+		find_handle = FindFirstFileW(wsource, &find_data);
+		cl_assert(INVALID_HANDLE_VALUE != find_handle);
+		wcscat_s(wdest, MAX_PATH, L"\\");
+		wcscat_s(wdest, MAX_PATH, find_data.cFileName);
+		FindClose(find_handle);
+
+		/* Check the new target for existence */
+		cl_assert(INVALID_FILE_ATTRIBUTES == GetFileAttributesW(wdest));
+	}
+
+	if (FILE_ATTRIBUTE_DIRECTORY & source_attrs)
+		fs_copydir_helper(wsource, wdest);
+	else
+		cl_assert(CopyFileW(wsource, wdest, TRUE));
+}
+
+void
+cl_fs_cleanup(void)
+{
+	fs_rm(fixture_path(_clar_path, "*"));
+}
+
+#else
+
+#include <errno.h>
+#include <string.h>
+
+static int
+shell_out(char * const argv[])
+{
+	int status, piderr;
+	pid_t pid;
+
+	pid = fork();
+
+	if (pid < 0) {
+		fprintf(stderr,
+			"System error: `fork()` call failed (%d) - %s\n",
+			errno, strerror(errno));
+		exit(-1);
+	}
+
+	if (pid == 0) {
+		execv(argv[0], argv);
+	}
+
+	do {
+		piderr = waitpid(pid, &status, WUNTRACED);
+	} while (piderr < 0 && (errno == EAGAIN || errno == EINTR));
+
+	return WEXITSTATUS(status);
+}
+
+static void
+fs_copy(const char *_source, const char *dest)
+{
+	char *argv[5];
+	char *source;
+	size_t source_len;
+
+	source = strdup(_source);
+	source_len = strlen(source);
+
+	if (source[source_len - 1] == '/')
+		source[source_len - 1] = 0;
+
+	argv[0] = "/bin/cp";
+	argv[1] = "-R";
+	argv[2] = source;
+	argv[3] = (char *)dest;
+	argv[4] = NULL;
+
+	cl_must_pass_(
+		shell_out(argv),
+		"Failed to copy test fixtures to sandbox"
+	);
+
+	free(source);
+}
+
+static void
+fs_rm(const char *source)
+{
+	char *argv[4];
+
+	argv[0] = "/bin/rm";
+	argv[1] = "-Rf";
+	argv[2] = (char *)source;
+	argv[3] = NULL;
+
+	cl_must_pass_(
+		shell_out(argv),
+		"Failed to cleanup the sandbox"
+	);
+}
+
+void
+cl_fs_cleanup(void)
+{
+	clar_unsandbox();
+	clar_sandbox();
+}
+#endif
diff --git a/tests/clar/print.h b/tests/clar/print.h
new file mode 100644
index 0000000..6529b6b
--- /dev/null
+++ b/tests/clar/print.h
@@ -0,0 +1,66 @@
+
+static void clar_print_init(int test_count, int suite_count, const char *suite_names)
+{
+	(void)test_count;
+	printf("Loaded %d suites: %s\n", (int)suite_count, suite_names);
+	printf("Started\n");
+}
+
+static void clar_print_shutdown(int test_count, int suite_count, int error_count)
+{
+	(void)test_count;
+	(void)suite_count;
+	(void)error_count;
+
+	printf("\n\n");
+	clar_report_errors();
+}
+
+static void clar_print_error(int num, const struct clar_error *error)
+{
+	printf("  %d) Failure:\n", num);
+
+	printf("%s::%s [%s:%d]\n",
+		error->suite,
+		error->test,
+		error->file,
+		error->line_number);
+
+	printf("  %s\n", error->error_msg);
+
+	if (error->description != NULL)
+		printf("  %s\n", error->description);
+
+	printf("\n");
+	fflush(stdout);
+}
+
+static void clar_print_ontest(const char *test_name, int test_number, enum cl_test_status status)
+{
+	(void)test_name;
+	(void)test_number;
+
+	switch(status) {
+	case CL_TEST_OK: printf("."); break;
+	case CL_TEST_FAILURE: printf("F"); break;
+	case CL_TEST_SKIP: printf("S"); break;
+	}
+
+	fflush(stdout);
+}
+
+static void clar_print_onsuite(const char *suite_name, int suite_index)
+{
+	if (_clar.report_suite_names)
+		printf("\n%s", suite_name);
+
+	(void)suite_index;
+}
+
+static void clar_print_onabort(const char *msg, ...)
+{
+	va_list argp;
+	va_start(argp, msg);
+	vfprintf(stderr, msg, argp);
+	va_end(argp);
+}
diff --git a/tests/clar/sandbox.h b/tests/clar/sandbox.h
new file mode 100644
index 0000000..a44e291
--- /dev/null
+++ b/tests/clar/sandbox.h
@@ -0,0 +1,134 @@
+static char _clar_path[4096];
+
+static int
+is_valid_tmp_path(const char *path)
+{
+	STAT_T st;
+
+	if (stat(path, &st) != 0)
+		return 0;
+
+	if (!S_ISDIR(st.st_mode))
+		return 0;
+
+	return (access(path, W_OK) == 0);
+}
+
+static int
+find_tmp_path(char *buffer, size_t length)
+{
+#ifndef _WIN32
+	static const size_t var_count = 5;
+	static const char *env_vars[] = {
+		"CLAR_TMP", "TMPDIR", "TMP", "TEMP", "USERPROFILE"
+ 	};
+
+ 	size_t i;
+
+	for (i = 0; i < var_count; ++i) {
+		const char *env = getenv(env_vars[i]);
+		if (!env)
+			continue;
+
+		if (is_valid_tmp_path(env)) {
+			strncpy(buffer, env, length);
+			return 0;
+		}
+	}
+
+	/* If the environment doesn't say anything, try to use /tmp */
+	if (is_valid_tmp_path("/tmp")) {
+		strncpy(buffer, "/tmp", length);
+		return 0;
+	}
+
+#else
+	DWORD env_len = GetEnvironmentVariable("CLAR_TMP", buffer, (DWORD)length);
+	if (env_len > 0 && env_len < (DWORD)length)
+		return 0;
+
+	if (GetTempPath((DWORD)length, buffer))
+		return 0;
+#endif
+
+	/* This system doesn't like us, try to use the current directory */
+	if (is_valid_tmp_path(".")) {
+		strncpy(buffer, ".", length);
+		return 0;
+	}
+
+	return -1;
+}
+
+static void clar_unsandbox(void)
+{
+	if (_clar_path[0] == '\0')
+		return;
+
+	chdir("..");
+
+	fs_rm(_clar_path);
+}
+
+static int build_sandbox_path(void)
+{
+	const char path_tail[] = "clar_tmp_XXXXXX";
+	size_t len;
+
+	if (find_tmp_path(_clar_path, sizeof(_clar_path)) < 0)
+		return -1;
+
+	len = strlen(_clar_path);
+
+#ifdef _WIN32
+	{ /* normalize path to POSIX forward slashes */
+		size_t i;
+		for (i = 0; i < len; ++i) {
+			if (_clar_path[i] == '\\')
+				_clar_path[i] = '/';
+		}
+	}
+#endif
+
+	if (_clar_path[len - 1] != '/') {
+		_clar_path[len++] = '/';
+	}
+
+	strncpy(_clar_path + len, path_tail, sizeof(_clar_path) - len);
+
+#if defined(__MINGW32__)
+	if (_mktemp(_clar_path) == NULL)
+		return -1;
+
+	if (mkdir(_clar_path, 0700) != 0)
+		return -1;
+#elif defined(_WIN32)
+	if (_mktemp_s(_clar_path, sizeof(_clar_path)) != 0)
+		return -1;
+
+	if (mkdir(_clar_path, 0700) != 0)
+		return -1;
+#else
+	if (mkdtemp(_clar_path) == NULL)
+		return -1;
+#endif
+
+	return 0;
+}
+
+static int clar_sandbox(void)
+{
+	if (_clar_path[0] == '\0' && build_sandbox_path() < 0)
+		return -1;
+
+	if (chdir(_clar_path) != 0)
+		return -1;
+
+	return 0;
+}
+
+const char *clar_sandbox_path(void)
+{
+	return _clar_path;
+}
+
diff --git a/tests/clar_test.h b/tests/clar_test.h
new file mode 100644
index 0000000..0fcaa63
--- /dev/null
+++ b/tests/clar_test.h
@@ -0,0 +1,16 @@
+/*
+ * Copyright (c) Vicent Marti. All rights reserved.
+ *
+ * This file is part of clar, distributed under the ISC license.
+ * For full terms see the included COPYING file.
+ */
+#ifndef __CLAR_TEST__
+#define __CLAR_TEST__
+
+/* Import the standard clar helper functions */
+#include "clar.h"
+
+/* Your custom shared includes / defines here */
+extern int global_test_counter;
+
+#endif
diff --git a/tests/generate.py b/tests/generate.py
new file mode 100755
index 0000000..cb70547
--- /dev/null
+++ b/tests/generate.py
@@ -0,0 +1,244 @@
+#!/usr/bin/env python
+#
+# Copyright (c) Vicent Marti. All rights reserved.
+#
+# This file is part of clar, distributed under the ISC license.
+# For full terms see the included COPYING file.
+#
+
+from __future__ import with_statement
+from string import Template
+import re, fnmatch, os, codecs, pickle
+
+class Module(object):
+    class Template(object):
+        def __init__(self, module):
+            self.module = module
+
+        def _render_callback(self, cb):
+            if not cb:
+                return '    { NULL, NULL }'
+            return '    { "%s", &%s }' % (cb['short_name'], cb['symbol'])
+
+    class DeclarationTemplate(Template):
+        def render(self):
+            out = "\n".join("extern %s;" % cb['declaration'] for cb in self.module.callbacks) + "\n"
+
+            if self.module.initialize:
+                out += "extern %s;\n" % self.module.initialize['declaration']
+
+            if self.module.cleanup:
+                out += "extern %s;\n" % self.module.cleanup['declaration']
+
+            return out
+
+    class CallbacksTemplate(Template):
+        def render(self):
+            out = "static const struct clar_func _clar_cb_%s[] = {\n" % self.module.name
+            out += ",\n".join(self._render_callback(cb) for cb in self.module.callbacks)
+            out += "\n};\n"
+            return out
+
+    class InfoTemplate(Template):
+        def render(self):
+            return Template(
+            r"""
+    {
+        "${clean_name}",
+    ${initialize},
+    ${cleanup},
+        ${cb_ptr}, ${cb_count}, ${enabled}
+    }"""
+            ).substitute(
+                clean_name = self.module.clean_name(),
+                initialize = self._render_callback(self.module.initialize),
+                cleanup = self._render_callback(self.module.cleanup),
+                cb_ptr = "_clar_cb_%s" % self.module.name,
+                cb_count = len(self.module.callbacks),
+                enabled = int(self.module.enabled)
+            )
+
+    def __init__(self, name):
+        self.name = name
+
+        self.mtime = 0
+        self.enabled = True
+        self.modified = False
+
+    def clean_name(self):
+        return self.name.replace("_", "::")
+
+    def _skip_comments(self, text):
+        SKIP_COMMENTS_REGEX = re.compile(
+            r'//.*?$|/\*.*?\*/|\'(?:\\.|[^\\\'])*\'|"(?:\\.|[^\\"])*"',
+            re.DOTALL | re.MULTILINE)
+
+        def _replacer(match):
+            s = match.group(0)
+            return "" if s.startswith('/') else s
+
+        return re.sub(SKIP_COMMENTS_REGEX, _replacer, text)
+
+    def parse(self, contents):
+        TEST_FUNC_REGEX = r"^(void\s+(test_%s__(\w+))\s*\(\s*void\s*\))\s*\{"
+
+        contents = self._skip_comments(contents)
+        regex = re.compile(TEST_FUNC_REGEX % self.name, re.MULTILINE)
+
+        self.callbacks = []
+        self.initialize = None
+        self.cleanup = None
+
+        for (declaration, symbol, short_name) in regex.findall(contents):
+            data = {
+                "short_name" : short_name,
+                "declaration" : declaration,
+                "symbol" : symbol
+            }
+
+            if short_name == 'initialize':
+                self.initialize = data
+            elif short_name == 'cleanup':
+                self.cleanup = data
+            else:
+                self.callbacks.append(data)
+
+        return self.callbacks != []
+
+    def refresh(self, path):
+        self.modified = False
+
+        try:
+            st = os.stat(path)
+
+            # Not modified
+            if st.st_mtime == self.mtime:
+                return True
+
+            self.modified = True
+            self.mtime = st.st_mtime
+
+            with codecs.open(path, encoding='utf-8') as fp:
+                raw_content = fp.read()
+
+        except IOError:
+            return False
+
+        return self.parse(raw_content)
+
+class TestSuite(object):
+
+    def __init__(self, path):
+        self.path = path
+
+    def should_generate(self, path):
+        if not os.path.isfile(path):
+            return True
+
+        if any(module.modified for module in self.modules.values()):
+            return True
+
+        return False
+
+    def find_modules(self):
+        modules = []
+        for root, _, files in os.walk(self.path):
+            module_root = root[len(self.path):]
+            module_root = [c for c in module_root.split(os.sep) if c]
+
+            tests_in_module = fnmatch.filter(files, "*.c")
+
+            for test_file in tests_in_module:
+                full_path = os.path.join(root, test_file)
+                module_name = "_".join(module_root + [test_file[:-2]])
+
+                modules.append((full_path, module_name))
+
+        return modules
+
+    def load_cache(self):
+        path = os.path.join(self.path, '.clarcache')
+        cache = {}
+
+        try:
+            fp = open(path, 'rb')
+            cache = pickle.load(fp)
+            fp.close()
+        except (IOError, ValueError):
+            pass
+
+        return cache
+
+    def save_cache(self):
+        path = os.path.join(self.path, '.clarcache')
+        with open(path, 'wb') as cache:
+            pickle.dump(self.modules, cache)
+
+    def load(self, force = False):
+        module_data = self.find_modules()
+        self.modules = {} if force else self.load_cache()
+
+        for path, name in module_data:
+            if name not in self.modules:
+                self.modules[name] = Module(name)
+
+            if not self.modules[name].refresh(path):
+                del self.modules[name]
+
+    def disable(self, excluded):
+        for exclude in excluded:
+            for module in self.modules.values():
+                name = module.clean_name()
+                if name.startswith(exclude):
+                    module.enabled = False
+                    module.modified = True
+
+    def suite_count(self):
+        return len(self.modules)
+
+    def callback_count(self):
+        return sum(len(module.callbacks) for module in self.modules.values())
+
+    def write(self):
+        output = os.path.join(self.path, 'clar.suite')
+
+        if not self.should_generate(output):
+            return False
+
+        with open(output, 'w') as data:
+            for module in self.modules.values():
+                t = Module.DeclarationTemplate(module)
+                data.write(t.render())
+
+            for module in self.modules.values():
+                t = Module.CallbacksTemplate(module)
+                data.write(t.render())
+
+            suites = "static struct clar_suite _clar_suites[] = {" + ','.join(
+                Module.InfoTemplate(module).render() for module in sorted(self.modules.values(), key=lambda module: module.name)
+            ) + "\n};\n"
+
+            data.write(suites)
+
+            data.write("static const size_t _clar_suite_count = %d;\n" % self.suite_count())
+            data.write("static const size_t _clar_callback_count = %d;\n" % self.callback_count())
+
+        self.save_cache()
+        return True
+
+if __name__ == '__main__':
+    from optparse import OptionParser
+
+    parser = OptionParser()
+    parser.add_option('-f', '--force', action="store_true", dest='force', default=False)
+    parser.add_option('-x', '--exclude', dest='excluded', action='append', default=[])
+
+    options, args = parser.parse_args()
+
+    for path in args or ['.']:
+        suite = TestSuite(path)
+        suite.load(options.force)
+        suite.disable(options.excluded)
+        if suite.write():
+            print("Written `clar.suite` (%d tests in %d suites)" % (suite.callback_count(), suite.suite_count()))
+
diff --git a/tests/main.c b/tests/main.c
new file mode 100644
index 0000000..a4d91b7
--- /dev/null
+++ b/tests/main.c
@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) Vicent Marti. All rights reserved.
+ *
+ * This file is part of clar, distributed under the ISC license.
+ * For full terms see the included COPYING file.
+ */
+
+#include "clar_test.h"
+
+/*
+ * Minimal main() for clar tests.
+ *
+ * Modify this with any application specific setup or teardown that you need.
+ * The only required line is the call to `clar_test(argc, argv)`, which will
+ * execute the test suite.  If you want to check the return value of the test
+ * application, main() should return the same value returned by clar_test().
+ */
+
+#ifdef _WIN32
+int __cdecl main(int argc, char *argv[])
+#else
+int main(int argc, char *argv[])
+#endif
+{
+	/* Run the test suite */
+	return clar_test(argc, argv);
+}
diff --git a/tests/test-searpc.c b/tests/searpc.c
similarity index 85%
rename from tests/test-searpc.c
rename to tests/searpc.c
index d4fb939..ff5c94d 100644
--- a/tests/test-searpc.c
+++ b/tests/searpc.c
@@ -4,13 +4,12 @@
 #include <glib.h>
 #include <glib-object.h>
 
-#include <searpc.h>
-
 #define DFT_DOMAIN g_quark_from_string("TEST")
+#include <searpc.h>
 
 #include "searpc-server.h"
 #include "searpc-client.h"
-
+#include "clar.h"
 
 /* sample class */
 
@@ -37,14 +36,11 @@ struct _MamanBarClass
     GObjectClass parent_class;
 };
 
-
-
 G_DEFINE_TYPE (MamanBar, maman_bar, G_TYPE_OBJECT);
 
 enum
 {
   PROP_0,
-
   PROP_MAMAN_NAME,
   PROP_PAPA_NUMBER
 };
@@ -147,13 +143,13 @@ maman_bar_init (MamanBar *self)
 }
 
 /* sample client */
-SearpcClient *client;
+static SearpcClient *client;
 
 char *
 sample_send(void *arg, const gchar *fcall_str,
             size_t fcall_len, size_t *ret_len)
 {
-    g_assert (strcmp(arg, "test") == 0);
+    cl_assert (strcmp(arg, "test") == 0);
 
     char *ret;
     /* directly call in memory, instead of send via network */
@@ -167,7 +163,7 @@ int
 sample_async_send (void *arg, gchar *fcall_str,
                    size_t fcall_len, void *rpc_priv)
 {
-    g_assert (strcmp(arg, "test_async") == 0);
+    cl_assert (strcmp(arg, "test_async") == 0);
     
     char *ret;
     size_t ret_len;
@@ -181,17 +177,6 @@ sample_async_send (void *arg, gchar *fcall_str,
     return 0;
 }
 
-void
-init_sample_client ()
-{
-    client = searpc_client_new();
-    client->send = sample_send;
-    client->arg = "test";
-
-    client->async_send = sample_async_send;
-    client->async_arg = "test_async";
-}
-
 gchar *
 get_substring (const gchar *orig_str, int sub_len, GError **error)
 {
@@ -206,27 +191,28 @@ get_substring (const gchar *orig_str, int sub_len, GError **error)
     return ret;
 }
 
-void test_simple_call (void *fixture, const void *data)
+void
+test_searpc__simple_call (void)
 {
     gchar* result;
     GError *error = NULL;
 
     result = searpc_client_call__string (client, "get_substring", &error,
                                          2, "string", "hello", "int", 2);
-    g_assert (error == NULL);
-    g_assert (strcmp(result, "he") == 0);
+    cl_assert (error == NULL);
+    cl_assert (strcmp(result, "he") == 0);
     g_free (result);
 
     /* error should return */
     result = NULL;
     result = searpc_client_call__string (client, "get_substring", &error,
                                          2, "string", "hello", "int", 10);
-    g_assert (error->message);
+    cl_assert (error->message);
     g_free (result);
 }
 
 void
-test_invalid_call (void *fixture, const void *data)
+test_searpc__invalid_call (void)
 {
     char *fcall, *fret;
     gsize fcall_len, ret_len;
@@ -235,7 +221,7 @@ test_invalid_call (void *fixture, const void *data)
 
     result = searpc_client_call__string (client, "nonexist_func", &error,
                                          2, "string", "hello", "int", 2);
-    g_assert (error != NULL);
+    cl_assert (error != NULL);
     g_free (result);
 }
 
@@ -245,7 +231,8 @@ get_maman_bar(const char *name, GError **error)
     return g_object_new(MAMAN_TYPE_BAR, "name", name, NULL);
 }
 
-void test_object_call (void *fixture, const void *data)
+void
+test_searpc__object_call (void)
 {
     GObject *result;
     GError *error = NULL;
@@ -253,7 +240,7 @@ void test_object_call (void *fixture, const void *data)
     result = searpc_client_call__object (client, "get_maman_bar",
                                          MAMAN_TYPE_BAR, &error,
                                          1, "string", "kitty");
-    g_assert (error == NULL);
+    cl_assert (error == NULL);
     g_object_unref (result);
 }
 
@@ -284,7 +271,8 @@ get_maman_bar_list (const char *name, int num, GError **error)
 }
 
 
-void test_objlist_call (void *fixture, const void *data)
+void
+test_searpc__objlist_call (void)
 {
     GList *result, *ptr;
     GError *error = NULL;
@@ -292,16 +280,15 @@ void test_objlist_call (void *fixture, const void *data)
     result = searpc_client_call__objlist (client, "get_maman_bar_list",
                                           MAMAN_TYPE_BAR, &error,
                                           2, "string", "kitty", "int", 10);
-    g_assert (error == NULL);
+    cl_assert (error == NULL);
     for (ptr = result; ptr; ptr = ptr->next)
         g_object_unref (ptr->data);
     g_list_free (result);
 
-
     result =  searpc_client_call__objlist (client, "get_maman_bar_list",
                                            MAMAN_TYPE_BAR, &error,
                                            2, "string", "kitty", "int", 0);
-    g_assert (error == NULL);
+    cl_assert (error == NULL);
     for (ptr = result; ptr; ptr = ptr->next)
         g_object_unref (ptr->data);
     g_list_free (result);
@@ -311,18 +298,19 @@ void simple_callback (void *result, void *user_data, GError *error)
 {
     char *res = (char *)result;
     
-    g_assert (strcmp(res, "he") == 0);
+    cl_assert (strcmp(res, "he") == 0);
 }
 
 void simple_callback_error (void *result, void *user_data, GError *error)
 {
     char *res = (char *)result;
 
-    g_assert (result == NULL);
-    g_assert (error != NULL);
+    cl_assert (result == NULL);
+    cl_assert (error != NULL);
 }
 
-void test_simple_call_async (void *fixture, const void *data)
+void
+test_searpc__simple_call_async (void)
 {
     searpc_client_async_call__string (client, "get_substring",
                                       simple_callback, NULL,
@@ -336,14 +324,12 @@ void test_simple_call_async (void *fixture, const void *data)
 #include "searpc-signature.h"
 #include "searpc-marshal.h"
 
-int
-main (int argc, char *argv[])
+void
+test_searpc__initialize (void)
 {
 #if !GLIB_CHECK_VERSION(2, 36, 0)
     g_type_init ();
 #endif
-    g_test_init (&argc, &argv, NULL);
-
     searpc_server_init (register_marshals);
     searpc_create_service ("test");
     searpc_server_register_function ("test", get_substring, "get_substring", 
@@ -354,30 +340,17 @@ main (int argc, char *argv[])
                                      searpc_signature_objlist__string_int());
 
     /* sample client */
-    init_sample_client();
+    client = searpc_client_new();
+    client->send = sample_send;
+    client->arg = "test";
 
-    g_test_add ("/searpc/simple", void, NULL,
-                NULL, test_simple_call, NULL);
-
-    /* test twice to detect memory error, for example, freed twice */
-    g_test_add ("/searpc/simple2", void, NULL,
-                NULL, test_simple_call, NULL);
-
-    g_test_add ("/searpc/invalid_call", void, NULL,
-                NULL, test_invalid_call, NULL);
-
-    g_test_add ("/searpc/object", void, NULL,
-                NULL, test_object_call, NULL);
-
-    g_test_add ("/searpc/objlist", void, NULL,
-                NULL, test_objlist_call, NULL);
-
-    g_test_add ("/searpc/async/simple", void, NULL,
-                NULL, test_simple_call_async, NULL);
-
-    int ret = g_test_run();
+    client->async_send = sample_async_send;
+    client->async_arg = "test_async";
+}
 
+void
+test_searpc__cleanup (void)
+{
     /* free memory for memory debug with valgrind */
     searpc_server_final();
-    return ret;
 }