def test_use_default_for_non_jvm_target(self):
# Not a jvm target, so we will not do the extra hashing
a = self.make_target(':a', dependencies=[])
fingerprinter_no_data = JvmFingerprintStrategy()
fingerprinter_data = JvmFingerprintStrategy(['test'])
hash_no_extra = fingerprinter_no_data.compute_fingerprint(a)
hash_extra = fingerprinter_data.compute_fingerprint(a)
self.assertEquals(hash_no_extra, hash_extra)
def test_platform_data_differs_from_no_data(self):
# Pass in platform data, could be java versions for example.
a = self.make_target(':a', target_type=JvmTarget, dependencies=[])
fingerprinter_no_data = JvmFingerprintStrategy()
fingerprinter_data = JvmFingerprintStrategy(['test'])
hash_no_data = fingerprinter_no_data.compute_fingerprint(a)
hash_data = fingerprinter_data.compute_fingerprint(a)
self.assertNotEquals(hash_no_data, hash_data)
def _jvm_fingerprint_strategy(self):
# Use a fingerprint strategy that allows us to also include java/scala versions.
return JvmFingerprintStrategy(self.platform_version_info())
def test_hashing_and_equality(self):
self.assertEqual(
JvmFingerprintStrategy(),
JvmFingerprintStrategy(),
)
self.assertEqual(
hash(JvmFingerprintStrategy()),
hash(JvmFingerprintStrategy()),
)
self.assertNotEqual(
JvmFingerprintStrategy(),
JvmFingerprintStrategy(['test']),
)
self.assertNotEqual(
hash(JvmFingerprintStrategy()),
hash(JvmFingerprintStrategy(['test'])),
)
self.assertEqual(
JvmFingerprintStrategy(['test']),
JvmFingerprintStrategy(('test',)),
)
self.assertEqual(
hash(JvmFingerprintStrategy(['test'])),
hash(JvmFingerprintStrategy(('test',))),
)
self.assertEqual(
JvmFingerprintStrategy(['a', 'b']),
JvmFingerprintStrategy(['b', 'a']),
)
self.assertEqual(
hash(JvmFingerprintStrategy(['a', 'b'])),
hash(JvmFingerprintStrategy(['b', 'a'])),
)
