def test_java_home_extraction_empty(self):
result = tuple(
ZincCompile._get_zinc_arguments(
JvmPlatformSettings('1.7', '1.7', [])))
self.assertEquals(
4,
len(result),
msg='_get_zinc_arguments did not correctly handle empty args.')
def test_java_home_extraction(self):
_, source, _, target, foo, bar, composite, single = tuple(ZincCompile._get_zinc_arguments(
JvmPlatformSettings('1.7', '1.7', [
'foo', 'bar', 'foo:$JAVA_HOME/bar:$JAVA_HOME/foobar', '$JAVA_HOME',
])
))
self.assertEquals('-C1.7', source)
self.assertEquals('-C1.7', target)
self.assertEquals('foo', foo)
self.assertEquals('bar', bar)
self.assertNotEqual('$JAVA_HOME', single)
self.assertNotIn('$JAVA_HOME', composite)
self.assertEquals('foo:{0}/bar:{0}/foobar'.format(single), composite)
def test_java_home_extraction_missing_distributions(self):
# This will need to be bumped if java ever gets to major version one million.
far_future_version = '999999.1'
farer_future_version = '999999.2'
os_name = normalize_os_name(get_os_name())
@contextmanager
def fake_distributions(versions):
"""Create a fake JDK for each java version in the input, and yield the list of java_homes.
:param list versions: List of java version strings.
"""
fakes = []
for version in versions:
fakes.append(distribution(
executables=[EXE('bin/java', version), EXE('bin/javac', version)],
))
yield [d.__enter__() for d in fakes]
for d in fakes:
d.__exit__(None, None, None)
@contextmanager
def fake_distribution_locator(*versions):
"""Sets up a fake distribution locator with fake distributions.
Creates one distribution for each java version passed as an argument, and yields a list of
paths to the java homes for each distribution.
"""
with fake_distributions(versions) as paths:
path_options = {
DistributionLocator.options_scope: {
'paths': {
os_name: paths,
}
}
}
Subsystem.reset()
init_subsystem(DistributionLocator, options=path_options)
yield paths
# Completely missing a usable distribution.
with fake_distribution_locator(far_future_version):
with self.assertRaises(DistributionLocator.Error):
ZincCompile._get_zinc_arguments(JvmPlatformSettings(
source_level=farer_future_version,
target_level=farer_future_version,
args=['$JAVA_HOME/foo'],
))
# Missing a strict distribution.
with fake_distribution_locator(farer_future_version) as paths:
results = ZincCompile._get_zinc_arguments(JvmPlatformSettings(
source_level=far_future_version,
target_level=far_future_version,
args=['$JAVA_HOME/foo', '$JAVA_HOME'],
))
self.assertEquals(paths[0], results[-1])
self.assertEquals('{}/foo'.format(paths[0]), results[-2])
# Make sure we pick up the strictest possible distribution.
with fake_distribution_locator(farer_future_version, far_future_version) as paths:
farer_path, far_path = paths
results = ZincCompile._get_zinc_arguments(JvmPlatformSettings(
source_level=far_future_version,
target_level=far_future_version,
args=['$JAVA_HOME/foo', '$JAVA_HOME'],
))
self.assertEquals(far_path, results[-1])
self.assertEquals('{}/foo'.format(far_path), results[-2])
# Make sure we pick the higher distribution when the lower one doesn't work.
with fake_distribution_locator(farer_future_version, far_future_version) as paths:
farer_path, far_path = paths
results = ZincCompile._get_zinc_arguments(JvmPlatformSettings(
source_level=farer_future_version,
target_level=farer_future_version,
args=['$JAVA_HOME/foo', '$JAVA_HOME'],
))
self.assertEquals(farer_path, results[-1])
self.assertEquals('{}/foo'.format(farer_path), results[-2])
def test_java_home_extraction_empty(self):
result = tuple(ZincCompile._get_zinc_arguments(
JvmPlatformSettings('1.7', '1.7', [])
))
self.assertEquals(4, len(result),
msg='_get_zinc_arguments did not correctly handle empty args.')
def test_java_home_extraction_missing_distributions(self):
# This will need to be bumped if java ever gets to major version one million.
far_future_version = '999999.1'
farer_future_version = '999999.2'
os_name = normalize_os_name(get_os_name())
@contextmanager
def fake_distributions(versions):
"""Create a fake JDK for each java version in the input, and yield the list of java_homes.
:param list versions: List of java version strings.
"""
fakes = []
for version in versions:
fakes.append(distribution(
executables=[EXE('bin/java', version), EXE('bin/javac', version)],
))
yield [d.__enter__() for d in fakes]
for d in fakes:
d.__exit__(None, None, None)
@contextmanager
def fake_distribution_locator(*versions):
"""Sets up a fake distribution locator with fake distributions.
Creates one distribution for each java version passed as an argument, and yields a list of
paths to the java homes for each distribution.
"""
with fake_distributions(versions) as paths:
path_options = {
'jvm-distributions': {
'paths': {
os_name: paths,
}
}
}
with subsystem_instance(DistributionLocator, **path_options) as locator:
yield paths
locator._reset()
# Completely missing a usable distribution.
with fake_distribution_locator(far_future_version):
with self.assertRaises(DistributionLocator.Error):
ZincCompile._get_zinc_arguments(JvmPlatformSettings(
source_level=farer_future_version,
target_level=farer_future_version,
args=['$JAVA_HOME/foo'],
))
# Missing a strict distribution.
with fake_distribution_locator(farer_future_version) as paths:
results = ZincCompile._get_zinc_arguments(JvmPlatformSettings(
source_level=far_future_version,
target_level=far_future_version,
args=['$JAVA_HOME/foo', '$JAVA_HOME'],
))
self.assertEquals(paths[0], results[-1])
self.assertEquals('{}/foo'.format(paths[0]), results[-2])
# Make sure we pick up the strictest possible distribution.
with fake_distribution_locator(farer_future_version, far_future_version) as paths:
farer_path, far_path = paths
results = ZincCompile._get_zinc_arguments(JvmPlatformSettings(
source_level=far_future_version,
target_level=far_future_version,
args=['$JAVA_HOME/foo', '$JAVA_HOME'],
))
self.assertEquals(far_path, results[-1])
self.assertEquals('{}/foo'.format(far_path), results[-2])
# Make sure we pick the higher distribution when the lower one doesn't work.
with fake_distribution_locator(farer_future_version, far_future_version) as paths:
farer_path, far_path = paths
results = ZincCompile._get_zinc_arguments(JvmPlatformSettings(
source_level=farer_future_version,
target_level=farer_future_version,
args=['$JAVA_HOME/foo', '$JAVA_HOME'],
))
self.assertEquals(farer_path, results[-1])
self.assertEquals('{}/foo'.format(farer_path), results[-2])
