def test_poolnames_java11_parallel_gc(self):
input = [
{
"usage": 11,
"name": "CodeHeap 'non-nmethods'"
},
{
"usage": 19,
"name": "Metaspace"
},
{
"usage": 7,
"name": "PS Old Gen"
},
{
"usage": 13,
"name": "CodeHeap 'profiled nmethods'"
},
{
"usage": 5,
"name": "PS Eden Space"
},
{
"usage": 3,
"name": "PS Survivor Space"
},
{
"usage": -1,
"name": "Compressed Class Space"
},
{
"usage": 17,
"name": "CodeHeap 'non-profiled nmethods'"
},
]
expected = {
"code": 11 + 13 + 17,
"permanent": 19,
"eden": 5,
"survivor": 3,
"tenured": 7,
}
self.assertEqual(
expected,
_standardize_memory_pools_output(input, java_version=11),
)
def test_java_11_combining(self):
memory_pools = [
{
"usage": 11,
"name": "CodeHeap 'non-nmethods'"
},
{
"usage": 19,
"name": "Metaspace"
},
{
"usage": 7,
"name": "Tenured Gen"
},
{
"usage": 13,
"name": "CodeHeap 'profiled nmethods'"
},
{
"usage": 5,
"name": "Eden Space"
},
{
"usage": 3,
"name": "Survivor Space"
},
{
"usage": -1,
"name": "Compressed Class Space"
},
{
"usage": 17,
"name": "CodeHeap 'non-profiled nmethods'"
},
]
correct_output = {
"code": 11 + 13 + 17,
"permanent": 19,
"eden": 5,
"survivor": 3,
"tenured": 7,
}
self.assertEqual(
correct_output,
_standardize_memory_pools_output(memory_pools, java_version=11),
)
def test_poolnames_g1gc(self):
input = [
{"usage": 3, "name": "Code Cache"},
{"usage": 5, "name": "Metaspace"},
{"usage": 7, "name": "Compressed Class Space"},
{"usage": 11, "name": "G1 Eden Space"},
{"usage": 13, "name": "G1 Survivor Space"},
{"usage": 17, "name": "G1 Old Gen"},
]
expected = {
"code": 3,
"permanent": 5,
"eden": 11,
"survivor": 13,
"tenured": 17,
}
self.assertEqual(
expected,
_standardize_memory_pools_output(input, java_version=8),
)
def test_java_8_combining(self):
memory_pools = [
{"usage": 3, "name": "Code Cache"},
{"usage": 5, "name": "Metaspace"},
{"usage": 7, "name": "Compressed Class Space"},
{"usage": 11, "name": "Eden Space"},
{"usage": 13, "name": "Survivor Space"},
{"usage": 17, "name": "Tenured Gen"},
]
correct_output = {
"code": 3,
"permanent": 5,
"eden": 11,
"survivor": 13,
"tenured": 17,
}
self.assertEqual(
correct_output,
_standardize_memory_pools_output(memory_pools, java_version=8),
)
def test_unsupported_java_version_raises(self):
memory_pools = []
java_version = 12
with self.assertRaises(NotImplementedError):
_standardize_memory_pools_output(memory_pools, java_version)
def test_memorypools_without_required_data_throw_error(self):
memory_pools = [{"usage": 123, "name": "Nonsense"}]
with self.assertRaises(RuntimeError):
_standardize_memory_pools_output(memory_pools, java_version=8)