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/*
* Guile/JNI/JVM Testing Framework
*
* Copyright (c) 1998 Free Software Foundation, Inc.
* Written by Paul Fisher (rao@gnu.org)
*
* 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.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
* USA.
*/
#include <stdlib.h>
#include <stdio.h>
#include <libguile.h>
#include <guile/gh.h>
#include <jni.h>
static JNIEnv *env;
static jclass test_class, result_class;
static jmethodID test_mid, test_name_mid, result_name_mid, result_msg_mid;
SCM
abort_test (SCM name, char *exception)
{
(*env)->ExceptionClear (env);
return gh_list (name,
gh_symbol2scm ("ERROR"),
gh_str02scm (exception),
SCM_UNDEFINED);
}
SCM
handle_test_exception (jobject test_name_obj)
{
jthrowable throwable;
jclass object_class;
jobject err_msg_obj;
char *err_msg, *test_name;
const char *utf;
SCM result;
jboolean is_copy;
static jmethodID obj_toString_mid = NULL;
throwable = (*env)->ExceptionOccurred (env);
(*env)->ExceptionClear (env);
if (obj_toString_mid == NULL)
obj_toString_mid = (*env)->GetMethodID (env,
(*env)->FindClass (env,
"java/lang/Object"),
"toString",
"()Ljava/lang/String;");
err_msg_obj = (*env)->CallObjectMethod (env, throwable, obj_toString_mid);
utf = (*env)->GetStringUTFChars (env, err_msg_obj, &is_copy);
err_msg = strdup (utf);
(*env)->ReleaseStringUTFChars (env, err_msg_obj, utf);
utf = (*env)->GetStringUTFChars (env, test_name_obj, &is_copy);
test_name = strdup (utf);
(*env)->ReleaseStringUTFChars (env, test_name_obj, utf);
result = abort_test (gh_str02scm (test_name), err_msg);
free (err_msg);
free (test_name);
return result;
}
SCM
perform_test (SCM clazz_scm_name)
{
char *clazz_name, *test_name, *result_name, *msg;
const char *utf;
jclass clazz;
jmethodID mid;
jobject test_obj, result_obj, test_name_obj, result_name_obj, msg_obj;
jboolean is_copy;
SCM scm_test_name, scm_result_name, scm_result_msg;
clazz_name = gh_scm2newstr (clazz_scm_name, NULL);
clazz = (*env)->FindClass (env, clazz_name);
if (clazz == NULL)
{
SCM clazz_err = gh_str02scm (clazz_name);
free (clazz_name);
return abort_test (clazz_err, "Unable to find class");
}
mid = (*env)->GetMethodID (env, clazz, "<init>", "()V");
test_obj = (*env)->NewObject (env, clazz, mid);
if ((*env)->IsInstanceOf (env, test_obj, test_class) == JNI_FALSE)
{
SCM clazz_err = gh_str02scm (clazz_name);
free (clazz_name);
return abort_test (clazz_err, "Not an instanceof gnu.test.Test");
}
free (clazz_name);
/* Call all the Java testing methods */
test_name_obj = (*env)->CallObjectMethod (env, test_obj, test_name_mid);
result_obj = (*env)->CallObjectMethod (env, test_obj, test_mid);
/* Handle an exception if one occurred */
if ((*env)->ExceptionOccurred (env))
return handle_test_exception (test_name_obj);
result_name_obj = (*env)->CallObjectMethod (env, result_obj,
result_name_mid);
msg_obj = (*env)->CallObjectMethod (env, result_obj, result_msg_mid);
/* Grab all the C result messages */
utf = (*env)->GetStringUTFChars (env, test_name_obj, &is_copy);
test_name = strdup (utf);
(*env)->ReleaseStringUTFChars (env, test_name_obj, utf);
utf = (*env)->GetStringUTFChars (env, result_name_obj, &is_copy);
result_name = strdup (utf);
(*env)->ReleaseStringUTFChars (env, result_name_obj, utf);
utf = (*env)->GetStringUTFChars (env, msg_obj, &is_copy);
msg = strdup (utf);
(*env)->ReleaseStringUTFChars (env, msg_obj, utf);
/* Convert the C result messages to Scheme */
scm_test_name = gh_str02scm (test_name);
scm_result_name = gh_symbol2scm (result_name);
scm_result_msg = gh_str02scm (msg);
/* Free up the C result messages */
free (test_name);
free (result_name);
free (msg);
return gh_list (scm_test_name,
scm_result_name,
scm_result_msg,
SCM_UNDEFINED);
}
int
init_testing_framework ()
{
JavaVM *jvm;
JDK1_1InitArgs vm_args;
vm_args.version = 0x00010001;
JNI_GetDefaultJavaVMInitArgs (&vm_args);
vm_args.classpath = getenv ("CLASSPATH");
if (JNI_CreateJavaVM (&jvm, &env, &vm_args) < 0)
return -1;
test_class = (*env)->FindClass (env, "gnu/test/Test");
if (test_class == NULL)
{
fprintf (stderr, "Unable to locate gnu.test.Test\n");
return -1;
}
test_class = (*env)->NewGlobalRef (env, test_class);
result_class = (*env)->FindClass (env, "gnu/test/Result");
if (result_class == NULL)
{
fprintf (stderr, "Unable to locate gnu.test.Result\n");
return -1;
}
result_class = (*env)->NewGlobalRef (env, result_class);
test_mid = (*env)->GetMethodID (env, test_class, "test",
"()Lgnu/test/Result;");
test_name_mid = (*env)->GetMethodID (env, test_class, "getName",
"()Ljava/lang/String;");
if (test_mid == NULL || test_name_mid == NULL)
{
fprintf (stderr, "Malformed gnu.test.Test class\n");
return -1;
}
result_name_mid = (*env)->GetMethodID (env, result_class, "getName",
"()Ljava/lang/String;");
result_msg_mid = (*env)->GetMethodID (env, result_class, "getMsg",
"()Ljava/lang/String;");
if (result_name_mid == NULL || result_msg_mid == NULL)
{
fprintf (stderr, "Malformed gnu.test.Result class\n");
return -1;
}
gh_new_procedure1_0 ("test", perform_test);
return 0;
}
static void
inner_main (void *closure, int argc, char **argv)
{
if (init_testing_framework () < 0)
{
fprintf (stderr, "Unable to instantiate JVM.\n");
exit (1);
}
scm_shell (argc, argv);
}
int
main (int argc, char **argv)
{
scm_boot_guile (argc, argv, inner_main, 0);
return 0;
}
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