1 files changed, 257 insertions, 0 deletions
diff --git a/Source/lib/utils/tester.c b/Source/lib/utils/tester.c
new file mode 100644
index 000000000..20dea2e82
--- /dev/null
+++ b/Source/lib/utils/tester.c
@@ -0,0 +1,257 @@
+/**
+ * @file tester.c
+ *
+ * @brief Implementation of tester_t.
+ *
+ */
+
+/*
+ * Copyright (C) 2005 Jan Hutter, Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * for more details.
+ */
+
+
+#include <stdlib.h>
+#include <string.h>
+#include <pthread.h>
+#include <sys/time.h>
+
+#include "tester.h"
+
+#include <utils/allocator.h>
+#include <utils/linked_list.h>
+#include <queues/job_queue.h>
+
+
+typedef struct private_tester_t private_tester_t;
+
+/**
+ * @brief Private Data of tester_t class.
+ *
+ */
+struct private_tester_t {
+ 	
+ 	/**
+ 	 * Protected interface of tester_t.
+ 	 */
+ 	protected_tester_t protected;
+
+	/**
+	 * Runs a specific test.
+	 * 
+	 * @param tester 			associated tester object
+	 * @param test_function		test function to perform
+	 * @param test_name			name for the given test
+	 */
+	void (*run_test) (private_tester_t *tester, void (*test_function) (protected_tester_t * tester), char * test_name);
+	
+	/**
+	 * Returns the difference of to timeval structs in microseconds.
+	 *
+	 * @warning this function is also defined in the event queue
+	 * 			in later improvements, this function can be added to a general
+	 *          class type!
+	 *
+	 * @param end_time 		end time
+	 * @param start_time 	start time
+	 * 
+	 * @TODO make object function or move to utils!
+	 *
+	 * @return difference in microseconds
+	 */
+	long (*time_difference) (private_tester_t *tester,struct timeval *end_time, struct timeval *start_time);
+
+	/**
+	 * Output is written into this file.
+	 */
+ 	FILE* output;
+ 	
+ 	/**
+ 	 * Number of already performed tests.
+ 	 */
+ 	int tests_count;
+ 	
+ 	/**
+ 	 * Number of failed tests.
+ 	 */
+ 	int failed_tests_count;
+ 	
+ 	/**
+ 	 * Number of failed asserts in current test.
+ 	 */ 
+ 	int failed_asserts_count;
+ 	
+ 	/**
+ 	 * TRUE if also succeeded asserts should be written to output.
+ 	 */
+ 	bool display_succeeded_asserts;
+ 	
+ 	/**
+ 	 * Mutex to make this class thread-save.
+ 	 */
+ 	pthread_mutex_t mutex;
+};
+
+/**
+ * Implementation of tester_t.perform_tests.
+ */
+static void perform_tests(private_tester_t *this,test_t **tests)
+{
+	int current_test = 0;
+	fprintf(this->output,"\nStart testing...\n\n");
+	fprintf(this->output,"_____________________________________________________________________\n");
+	fprintf(this->output,"Testname                                               | running time\n");
+	fprintf(this->output,"_______________________________________________________|_____________\n");
+
+	while (tests[current_test] != NULL)
+	{
+		this->run_test(this,tests[current_test]->test_function,tests[current_test]->test_name);
+		current_test++;
+	}
+	fprintf(this->output,"=====================================================================\n");
+	fprintf(this->output,"End testing. %d of %d tests succeeded\n",this->tests_count - this->failed_tests_count,this->tests_count);
+	fprintf(this->output,"=====================================================================\n");
+}
+
+/**
+ * Implementation of tester_t.perform_test.
+ */
+static void perform_test(private_tester_t *this, test_t *test)
+{
+	test_t *tests[] = {test, NULL};
+	return (perform_tests(this,tests));
+}
+
+/**
+ * Returns the difference of to timeval structs in microseconds.
+ *
+ * @warning this function is also defined in the event queue
+ * 			in later improvements, this function can be added to a general
+ *          class type!
+ *
+ * @param end_time 		end time
+ * @param start_time 	start time
+ * 
+ * @TODO make object function or move to utils!
+ *
+ * @return difference in microseconds
+ */
+static long time_difference(private_tester_t *this,struct timeval *end_time, struct timeval *start_time)
+{
+	long seconds, microseconds;
+
+	seconds = (end_time->tv_sec - start_time->tv_sec);
+	microseconds = (end_time->tv_usec - start_time->tv_usec);
+	return ((seconds * 1000000) + microseconds);
+}
+
+
+/**
+ * Implementation of private_tester_t.run_test.
+ */
+static void run_test(private_tester_t *this, void (*test_function) (protected_tester_t * tester), char * test_name)
+{
+	struct timeval start_time, end_time;
+	long timediff;
+	this->tests_count++;
+	this->failed_asserts_count = 0;
+	fprintf(this->output,"%-55s\n", test_name);
+	gettimeofday(&start_time,NULL);
+	test_function(&(this->protected));
+	gettimeofday(&end_time,NULL);
+	timediff = this->time_difference(this,&end_time, &start_time);
+
+	if (this->failed_asserts_count > 0)
+	{
+		fprintf(this->output,"  => Test failed: %-37s|%10ld us\n",test_name,timediff);
+	}else
+	{
+		fprintf(this->output,"\033[1A\033[55C|%10ld us\033[1B\033[80D",timediff);
+	}
+	if (this->failed_asserts_count > 0)
+	{
+		this->failed_tests_count++;
+	}
+}
+ 
+
+/**
+ * Implementation of tester_t.assert_true.
+ */
+static void assert_true(private_tester_t *this, bool to_be_true,char * assert_name)
+{
+	if (assert_name == NULL)
+	{
+		assert_name = "unknown";
+	}
+
+	pthread_mutex_lock(&(this->mutex));
+	if (!to_be_true)
+	{
+		this->failed_asserts_count++;
+		fprintf(this->output,"  check '%s' failed!\n", assert_name);
+	}else
+	{
+		if (this->display_succeeded_asserts)
+		{
+			fprintf(this->output,"  check '%s' succeeded\n", assert_name);
+		}
+	}
+	pthread_mutex_unlock(&(this->mutex));
+}
+
+/**
+ * Implementation of tester_t.assert_false.
+ */
+static void assert_false(private_tester_t *this, bool to_be_false,char * assert_name)
+{
+	this->protected.assert_true(&(this->protected),(!to_be_false),assert_name);
+}
+
+/**
+ * Implementation of tester_t.destroy.
+ */
+static void destroy(private_tester_t *tester)
+{
+	private_tester_t *this = (private_tester_t*) tester;
+	pthread_mutex_destroy(&(this->mutex));
+	allocator_free(this);
+}
+
+/*
+ * Described in header.
+ */
+tester_t *tester_create(FILE *output, bool display_succeeded_asserts)
+{
+	private_tester_t *this = allocator_alloc_thing(private_tester_t);
+
+	/* public functions */
+	this->protected.public.destroy = (void (*) (tester_t *))destroy;
+	this->protected.public.perform_tests = (void (*) (tester_t *, test_t**)) perform_tests;
+	this->protected.public.perform_test = (void (*) (tester_t *, test_t*))perform_test;
+	this->protected.assert_true =  (void (*) (protected_tester_t *, bool, char*)) assert_true;
+	this->protected.assert_false = (void (*) (protected_tester_t *, bool, char*)) assert_false;
+	
+	/* private functions */
+	this->run_test = run_test;
+	this->time_difference = time_difference;
+	
+	/* private data */
+	this->display_succeeded_asserts = display_succeeded_asserts;
+	this->failed_tests_count = 0;
+	this->tests_count = 0;
+	this->output = output;
+	pthread_mutex_init(&(this->mutex),NULL);
+
+	return &(this->protected.public);
+}