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# *****************************************************************************
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# See NOTICE file for details.
#
# *****************************************************************************
import jpype
import subrun
import os
from pathlib import Path
import unittest
import common
root = os.path.dirname(os.path.abspath(os.path.dirname(__file__)))
cp = os.path.join(root, 'classes').replace('\\', '/')
@subrun.TestCase(individual=True)
class StartJVMCase(unittest.TestCase):
def setUp(self):
self.jvmpath = jpype.getDefaultJVMPath()
def testStartup(self):
with self.assertRaises(OSError):
jpype.startJVM(convertStrings=False)
jpype.startJVM(convertStrings=False)
def testRestart(self):
with self.assertRaises(OSError):
jpype.startJVM(convertStrings=False)
jpype.shutdownJVM()
jpype.startJVM(convertStrings=False)
def testInvalidArgsFalse(self):
with self.assertRaises(RuntimeError):
jpype.startJVM(
"-for_sure_InVaLiD",
ignoreUnrecognized=False, convertStrings=False,
)
def testInvalidArgsTrue(self):
jpype.startJVM(
"-for_sure_InVaLiD",
ignoreUnrecognized=True,
convertStrings=False,
)
def testClasspathArgKeyword(self):
jpype.startJVM(classpath=cp, convertStrings=False)
assert jpype.JClass('jpype.array.TestArray') is not None
def testClasspathArgList(self):
jpype.startJVM(
classpath=[cp],
convertStrings=False,
)
assert jpype.JClass('jpype.array.TestArray') is not None
def testClasspathArgListEmpty(self):
jpype.startJVM(
classpath=[cp, ''],
convertStrings=False,
)
assert jpype.JClass('jpype.array.TestArray') is not None
def testClasspathArgDef(self):
jpype.startJVM('-Djava.class.path=%s' % cp, convertStrings=False)
assert jpype.JClass('jpype.array.TestArray') is not None
def testClasspathArgPath(self):
jpype.startJVM(classpath=Path(cp), convertStrings=False)
assert jpype.JClass('jpype.array.TestArray') is not None
def testClasspathArgPathList(self):
jpype.startJVM(classpath=[Path(cp)], convertStrings=False)
assert jpype.JClass('jpype.array.TestArray') is not None
def testClasspathArgGlob(self):
jpype.startJVM(classpath=os.path.join(cp, '..', 'jar', 'mrjar*'))
assert jpype.JClass('org.jpype.mrjar.A') is not None
def testClasspathTwice(self):
with self.assertRaises(TypeError):
jpype.startJVM('-Djava.class.path=%s' %
cp, classpath=cp, convertStrings=False)
def testClasspathBadType(self):
with self.assertRaises(TypeError):
jpype.startJVM(classpath=1, convertStrings=False)
def testJVMPathArg_Str(self):
jpype.startJVM(self.jvmpath, classpath=cp, convertStrings=False)
assert jpype.JClass('jpype.array.TestArray') is not None
def testJVMPathArg_None(self):
# It is allowed to pass None as a JVM path
jpype.startJVM(
None, # type: ignore
classpath=cp,
)
assert jpype.JClass('jpype.array.TestArray') is not None
def testJVMPathArg_NoArgs(self):
jpype.startJVM(
classpath=cp,
)
assert jpype.JClass('jpype.array.TestArray') is not None
def testJVMPathArg_Path(self):
with self.assertRaises(TypeError):
jpype.startJVM(
# Pass a path as the first argument. This isn't supported (this is
# reflected in the type definition), but the fact that it "works"
# gives rise to this test.
Path(self.jvmpath), # type: ignore
convertStrings=False,
)
def testJVMPathKeyword_str(self):
jpype.startJVM(
classpath=cp,
jvmpath=self.jvmpath,
convertStrings=False,
)
assert jpype.JClass('jpype.array.TestArray') is not None
def testJVMPathKeyword_Path(self):
jpype.startJVM(jvmpath=Path(self.jvmpath), classpath=cp, convertStrings=False)
assert jpype.JClass('jpype.array.TestArray') is not None
def testPathTwice(self):
with self.assertRaises(TypeError):
jpype.startJVM(self.jvmpath, jvmpath=self.jvmpath)
def testBadKeyword(self):
with self.assertRaises(TypeError):
jpype.startJVM(invalid=True) # type: ignore
def testNonASCIIPath(self):
"""Test that paths with non-ASCII characters are handled correctly.
Regression test for https://github.com/jpype-project/jpype/issues/1194
"""
jpype.startJVM(jvmpath=Path(self.jvmpath), classpath="test/jar/unicode_à😎/sample_package.jar")
cl = jpype.JClass("java.lang.ClassLoader").getSystemClassLoader()
self.assertEqual(type(cl), jpype.JClass("org.jpype.JPypeClassLoader"))
assert dir(jpype.JPackage('org.jpype.sample_package')) == ['A', 'B']
def testOldStyleNonASCIIPath(self):
"""Test that paths with non-ASCII characters are handled correctly.
Regression test for https://github.com/jpype-project/jpype/issues/1194
"""
jpype.startJVM("-Djava.class.path=test/jar/unicode_à😎/sample_package.jar", jvmpath=Path(self.jvmpath))
cl = jpype.JClass("java.lang.ClassLoader").getSystemClassLoader()
self.assertEqual(type(cl), jpype.JClass("org.jpype.JPypeClassLoader"))
assert dir(jpype.JPackage('org.jpype.sample_package')) == ['A', 'B']
def testNonASCIIPathWithSystemClassLoader(self):
with self.assertRaises(ValueError):
jpype.startJVM(
"-Djava.system.class.loader=jpype.startup.TestSystemClassLoader",
jvmpath=Path(self.jvmpath),
classpath="test/jar/unicode_à😎/sample_package.jar"
)
def testOldStyleNonASCIIPathWithSystemClassLoader(self):
with self.assertRaises(ValueError):
jpype.startJVM(
self.jvmpath,
"-Djava.system.class.loader=jpype.startup.TestSystemClassLoader",
"-Djava.class.path=test/jar/unicode_à😎/sample_package.jar"
)
@common.requireAscii
def testASCIIPathWithSystemClassLoader(self):
jpype.startJVM(
"-Djava.system.class.loader=jpype.startup.TestSystemClassLoader",
jvmpath=Path(self.jvmpath),
classpath=f"test/classes"
)
classloader = jpype.JClass("java.lang.ClassLoader").getSystemClassLoader()
test_classLoader = jpype.JClass("jpype.startup.TestSystemClassLoader")
self.assertEqual(type(classloader), test_classLoader)
assert dir(jpype.JPackage('jpype.startup')) == ['TestSystemClassLoader']
@common.requireAscii
def testOldStyleASCIIPathWithSystemClassLoader(self):
jpype.startJVM(
self.jvmpath,
"-Djava.system.class.loader=jpype.startup.TestSystemClassLoader",
"-Djava.class.path=test/classes"
)
classloader = jpype.JClass("java.lang.ClassLoader").getSystemClassLoader()
test_classLoader = jpype.JClass("jpype.startup.TestSystemClassLoader")
self.assertEqual(type(classloader), test_classLoader)
assert dir(jpype.JPackage('jpype.startup')) == ['TestSystemClassLoader']
@common.requireAscii
def testDefaultSystemClassLoader(self):
# we introduce no behavior change unless absolutely necessary
jpype.startJVM(jvmpath=Path(self.jvmpath))
cl = jpype.JClass("java.lang.ClassLoader").getSystemClassLoader()
self.assertNotEqual(type(cl), jpype.JClass("org.jpype.JPypeClassLoader"))
def testServiceWithNonASCIIPath(self):
jpype.startJVM(
self.jvmpath,
"-Djava.locale.providers=SPI,CLDR",
classpath="test/jar/unicode_à😎/service.jar",
)
ZoneId = jpype.JClass("java.time.ZoneId")
ZoneRulesException = jpype.JClass("java.time.zone.ZoneRulesException")
try:
ZoneId.of("JpypeTest/Timezone")
except ZoneRulesException:
self.fail("JpypeZoneRulesProvider not loaded")
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