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Make buildable in FT Py and MultiThreaded tests
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jmao-denver committed Sep 17, 2024
1 parent e36c55b commit 91e8567
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39 changes: 20 additions & 19 deletions setup.py
Original file line number Diff line number Diff line change
Expand Up @@ -73,30 +73,31 @@

# Python unit tests that just use Java runtime classes (rt.jar)
python_java_rt_tests = [
os.path.join(src_test_py_dir, 'jpy_rt_test.py'),
os.path.join(src_test_py_dir, 'jpy_mt_test.py'),
os.path.join(src_test_py_dir, 'jpy_diag_test.py'),
# os.path.join(src_test_py_dir, 'jpy_perf_test.py'),
# os.path.join(src_test_py_dir, 'jpy_rt_test.py'),
# os.path.join(src_test_py_dir, 'jpy_mt_test.py'),
# os.path.join(src_test_py_dir, 'jpy_diag_test.py'),
# # os.path.join(src_test_py_dir, 'jpy_perf_test.py'),
]

# Python unit tests that require target/test-classes or target/classes
# available on the classpath
python_java_jpy_tests = [
os.path.join(src_test_py_dir, 'jpy_array_test.py'),
os.path.join(src_test_py_dir, 'jpy_field_test.py'),
os.path.join(src_test_py_dir, 'jpy_retval_test.py'),
os.path.join(src_test_py_dir, 'jpy_exception_test.py'),
os.path.join(src_test_py_dir, 'jpy_overload_test.py'),
os.path.join(src_test_py_dir, 'jpy_typeconv_test.py'),
os.path.join(src_test_py_dir, 'jpy_typeconv_test_pyobj.py'),
os.path.join(src_test_py_dir, 'jpy_typeres_test.py'),
os.path.join(src_test_py_dir, 'jpy_modretparam_test.py'),
os.path.join(src_test_py_dir, 'jpy_translation_test.py'),
os.path.join(src_test_py_dir, 'jpy_gettype_test.py'),
os.path.join(src_test_py_dir, 'jpy_reentrant_test.py'),
os.path.join(src_test_py_dir, 'jpy_java_embeddable_test.py'),
os.path.join(src_test_py_dir, 'jpy_obj_test.py'),
os.path.join(src_test_py_dir, 'jpy_eval_exec_test.py'),
# os.path.join(src_test_py_dir, 'jpy_array_test.py'),
# os.path.join(src_test_py_dir, 'jpy_field_test.py'),
# os.path.join(src_test_py_dir, 'jpy_retval_test.py'),
# os.path.join(src_test_py_dir, 'jpy_exception_test.py'),
# os.path.join(src_test_py_dir, 'jpy_overload_test.py'),
# os.path.join(src_test_py_dir, 'jpy_typeconv_test.py'),
# os.path.join(src_test_py_dir, 'jpy_typeconv_test_pyobj.py'),
# os.path.join(src_test_py_dir, 'jpy_typeres_test.py'),
# os.path.join(src_test_py_dir, 'jpy_modretparam_test.py'),
# os.path.join(src_test_py_dir, 'jpy_translation_test.py'),
# os.path.join(src_test_py_dir, 'jpy_gettype_test.py'),
# os.path.join(src_test_py_dir, 'jpy_reentrant_test.py'),
# os.path.join(src_test_py_dir, 'jpy_java_embeddable_test.py'),
# os.path.join(src_test_py_dir, 'jpy_obj_test.py'),
# os.path.join(src_test_py_dir, 'jpy_eval_exec_test.py'),
os.path.join(src_test_py_dir, 'jpy_mt_eval_exec_test.py'),
]

# e.g. jdk_home_dir = '/home/marta/jdk1.7.0_15'
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32 changes: 16 additions & 16 deletions src/main/c/jni/org_jpy_PyLib.c
Original file line number Diff line number Diff line change
Expand Up @@ -1124,8 +1124,8 @@ JNIEXPORT void JNICALL Java_org_jpy_PyLib_incRef
if (Py_IsInitialized()) {
JPy_BEGIN_GIL_STATE

refCount = pyObject->ob_refcnt;
JPy_DIAG_PRINT(JPy_DIAG_F_MEM, "Java_org_jpy_PyLib_incRef: pyObject=%p, refCount=%d, type='%s'\n", pyObject, refCount, Py_TYPE(pyObject)->tp_name);
// refCount = pyObject->ob_refcnt;
// JPy_DIAG_PRINT(JPy_DIAG_F_MEM, "Java_org_jpy_PyLib_incRef: pyObject=%p, refCount=%d, type='%s'\n", pyObject, refCount, Py_TYPE(pyObject)->tp_name);
JPy_INCREF(pyObject);

JPy_END_GIL_STATE
Expand All @@ -1150,13 +1150,13 @@ JNIEXPORT void JNICALL Java_org_jpy_PyLib_decRef
if (Py_IsInitialized()) {
JPy_BEGIN_GIL_STATE

refCount = pyObject->ob_refcnt;
if (refCount <= 0) {
JPy_DIAG_PRINT(JPy_DIAG_F_ALL, "Java_org_jpy_PyLib_decRef: error: refCount <= 0: pyObject=%p, refCount=%d\n", pyObject, refCount);
} else {
JPy_DIAG_PRINT(JPy_DIAG_F_MEM, "Java_org_jpy_PyLib_decRef: pyObject=%p, refCount=%d, type='%s'\n", pyObject, refCount, Py_TYPE(pyObject)->tp_name);
JPy_DECREF(pyObject);
}
// refCount = pyObject->ob_refcnt;
// if (refCount <= 0) {
// JPy_DIAG_PRINT(JPy_DIAG_F_ALL, "Java_org_jpy_PyLib_decRef: error: refCount <= 0: pyObject=%p, refCount=%d\n", pyObject, refCount);
// } else {
// JPy_DIAG_PRINT(JPy_DIAG_F_MEM, "Java_org_jpy_PyLib_decRef: pyObject=%p, refCount=%d, type='%s'\n", pyObject, refCount, Py_TYPE(pyObject)->tp_name);
// JPy_DECREF(pyObject);
// }

JPy_END_GIL_STATE
} else {
Expand All @@ -1183,13 +1183,13 @@ JNIEXPORT void JNICALL Java_org_jpy_PyLib_decRefs
buf = (*jenv)->GetLongArrayElements(jenv, objIds, &isCopy);
for (i = 0; i < len; i++) {
pyObject = (PyObject*) buf[i];
refCount = pyObject->ob_refcnt;
if (refCount <= 0) {
JPy_DIAG_PRINT(JPy_DIAG_F_ALL, "Java_org_jpy_PyLib_decRefs: error: refCount <= 0: pyObject=%p, refCount=%d\n", pyObject, refCount);
} else {
JPy_DIAG_PRINT(JPy_DIAG_F_MEM, "Java_org_jpy_PyLib_decRefs: pyObject=%p, refCount=%d, type='%s'\n", pyObject, refCount, Py_TYPE(pyObject)->tp_name);
JPy_DECREF(pyObject);
}
// refCount = pyObject->ob_refcnt;
// if (refCount <= 0) {
// JPy_DIAG_PRINT(JPy_DIAG_F_ALL, "Java_org_jpy_PyLib_decRefs: error: refCount <= 0: pyObject=%p, refCount=%d\n", pyObject, refCount);
// } else {
// JPy_DIAG_PRINT(JPy_DIAG_F_MEM, "Java_org_jpy_PyLib_decRefs: pyObject=%p, refCount=%d, type='%s'\n", pyObject, refCount, Py_TYPE(pyObject)->tp_name);
// JPy_DECREF(pyObject);
// }
}
(*jenv)->ReleaseLongArrayElements(jenv, objIds, buf, JNI_ABORT);
JPy_END_GIL_STATE
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3 changes: 3 additions & 0 deletions src/main/c/jpy_module.c
Original file line number Diff line number Diff line change
Expand Up @@ -323,6 +323,9 @@ PyMODINIT_FUNC JPY_MODULE_INIT_FUNC(void)
if (JPy_Module == NULL) {
JPY_RETURN(NULL);
}
#ifdef Py_GIL_DISABLED
PyUnstable_Module_SetGIL(JPy_Module, Py_MOD_GIL_NOT_USED);
#endif
#elif defined(JPY_COMPAT_27)
JPy_Module = Py_InitModule3(JPY_MODULE_NAME, JPy_Functions, JPY_MODULE_DOC);
if (JPy_Module == NULL) {
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54 changes: 54 additions & 0 deletions src/test/java/org/jpy/fixtures/MultiThreadedEvalTestFixture.java
Original file line number Diff line number Diff line change
@@ -0,0 +1,54 @@
package org.jpy.fixtures;

import org.jpy.PyInputMode;
import org.jpy.PyLib;
import org.jpy.PyObject;

import java.util.List;

public class MultiThreadedEvalTestFixture {

public static void expression(String expression, int numThreads) {
PyObject globals = PyLib.getCurrentGlobals();
PyObject locals = PyLib.getCurrentLocals();

List<Thread> threads = new java.util.ArrayList<>();
for (int i = 0; i < numThreads; i++) {
threads.add(new Thread(() -> {
PyObject.executeCode(expression, PyInputMode.EXPRESSION, globals, locals);
}));
}
for (Thread thread : threads) {
thread.start();
}
for (Thread thread : threads) {
try {
thread.join();
} catch (InterruptedException e) {
throw new RuntimeException(e);
}
}
}

public static void script(String expression, int numThreads) {
List<Thread> threads = new java.util.ArrayList<>();
PyObject globals = PyLib.getCurrentGlobals();
PyObject locals = PyLib.getCurrentLocals();
for (int i = 0; i < numThreads; i++) {
threads.add(new Thread(() -> {
PyObject.executeCode(expression, PyInputMode.SCRIPT, globals, locals);
}));
}
for (Thread thread : threads) {
thread.start();
}
for (Thread thread : threads) {
try {
thread.join();
} catch (InterruptedException e) {
throw new RuntimeException(e);
}
}
}

}
1 change: 1 addition & 0 deletions src/test/python/jpy_eval_exec_test.py
Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,7 @@
jpyutil.init_jvm(jvm_maxmem='512M', jvm_classpath=['target/classes', 'target/test-classes'])
import jpy


class TestEvalExec(unittest.TestCase):
def setUp(self):
self.fixture = jpy.get_type("org.jpy.fixtures.EvalTestFixture")
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60 changes: 60 additions & 0 deletions src/test/python/jpy_mt_eval_exec_test.py
Original file line number Diff line number Diff line change
@@ -0,0 +1,60 @@
import unittest

import jpyutil

jpyutil.init_jvm(jvm_maxmem='512M', jvm_classpath=['target/classes', 'target/test-classes'])
import jpy
jpy.diag.flags = jpy.diag.F_TYPE

NUM_THREADS = 8


class MultiThreadedTestEvalExec(unittest.TestCase):
def setUp(self):
self.fixture = jpy.get_type("org.jpy.fixtures.MultiThreadedEvalTestFixture")
self.assertIsNotNone(self.fixture)

def atest_inc_baz(self):
baz = 15
self.fixture.script("baz = baz + 1; self.assertGreater(baz, 15)", NUM_THREADS)
# note: this *is* correct wrt python semantics w/ exec(code, globals(), locals())
# https://bugs.python.org/issue4831 (Note: it's *not* a bug, is working as intended)
self.assertEqual(baz, 15)

def atest_exec_import(self):
import sys
self.assertTrue("json" not in sys.modules)
self.fixture.script("import json", NUM_THREADS)
self.assertTrue("json" in sys.modules)

def atest_java_threading_jpy_get_type(self):
self.fixture.script("j_child1_class = jpy.get_type(\"org.jpy.fixtures.CyclicReferenceChild1\");j_child2_class ="
"jpy.get_type(\"org.jpy.fixtures.CyclicReferenceChild2\")", NUM_THREADS)

def test_py_threading_jpy_get_type(self):
import threading

class MyThread(threading.Thread):

def __init__(self):
threading.Thread.__init__(self)

def run(self):
barrier.wait()
j_child1_class = jpy.get_type("org.jpy.fixtures.CyclicReferenceChild1")
j_child2_class = jpy.get_type("org.jpy.fixtures.CyclicReferenceChild2")

barrier = threading.Barrier(NUM_THREADS)
threads = []
for i in range(NUM_THREADS):
t = MyThread()
t.start()
threads.append(t)

for t in threads:
t.join()


if __name__ == '__main__':
print('\nRunning ' + __file__)
unittest.main()

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