def test_call_set_update_increments_call_count_and_duration():
callset = NPlusOneCallSet()
callset.update(SQL, 3, 0.11)
callset.update(SQL, 2, 0.07)
item = callset.find_for(SQL)
assert item.call_count == 5
assert item.call_duration == 0.18
def test_call_set_finds_or_creates():
sql = "SELECT * from test"
callset = NPlusOneCallSet()
assert (0 == len(callset.items))
item = callset.find_for(sql)
assert (1 == len(callset.items))
assert (item.sql_string == sql)
def test_call_set_updates():
sql = "SELECT * from test"
callset = NPlusOneCallSet()
callset.update(sql, 3, 4)
item = callset.find_for(sql)
assert (3 == item.call_count)
assert (4 == item.call_duration)
def test_call_set_update_no_longer_increments_call_count_and_duration_after_capture(
):
callset = NPlusOneCallSet()
callset.update(SQL, CALL_COUNT_THRESHOLD, DURATION_THRESHOLD)
callset.should_capture_backtrace(SQL)
callset.update(SQL, CALL_COUNT_THRESHOLD // 2, DURATION_THRESHOLD // 2)
item = callset.find_for(SQL)
assert item.call_count == CALL_COUNT_THRESHOLD
assert item.call_duration == DURATION_THRESHOLD
def test_is_past_duration_threshold():
sql = "SELECT * from test"
callset = NPlusOneCallSet()
callset.update(sql, 0, NPlusOneCallSetItem.DURATION_THRESHOLD - 1)
item = callset.find_for(sql)
assert (item.is_past_duration_threshold() is False)
callset.update(sql, 0, 1)
assert (item.is_past_duration_threshold() is True)
# Assert again to test the attribute check in the function
assert (item.is_past_duration_threshold() is True)
def test_call_set_find_for_creates_new_item():
callset = NPlusOneCallSet()
assert len(callset.items) == 0
item = callset.find_for(SQL)
assert len(callset.items) == 1
assert item.sql_string == SQL
def test_call_set_find_for_returns_existing_item():
callset = NPlusOneCallSet()
item1 = callset.find_for(SQL)
item2 = callset.find_for(SQL)
assert len(callset.items) == 1
assert item1 is item2
