intake/tests/test_source.py

108 lines
3.5 KiB
Python

import json
from pathlib import Path
import tempfile
from intake.source import fetch_items, update_items, LocalSource
def test_default_source(using_source):
source: LocalSource = using_source("default")
fetch = fetch_items(source)
assert len(fetch) == 0
def test_basic_lifecycle(using_source):
source: LocalSource = using_source("test_inbox")
state = {"inbox": [{"id": "first"}]}
source.get_state_path().write_text(json.dumps(state))
# The inboxed item is returned from fetch
fetch = fetch_items(source)
assert len(fetch) == 1
assert fetch[0]["id"] == "first"
# Update creates the item in the source
update_items(source, fetch)
assert source.get_item_path("first").exists()
assert source.get_item("first").get("active") == True
items = list(source.get_all_items())
assert len(items) == 1
assert items[0]["id"] == "first"
# A second fetch does not change anything
fetch = fetch_items(source)
update_items(source, fetch)
assert source.get_item_path("first").exists()
assert source.get_item("first").get("active") == True
items = list(source.get_all_items())
assert len(items) == 1
assert items[0]["id"] == "first"
# The item remains after it is no longer in the feed
state = {"inbox": [{"id": "second"}]}
source.get_state_path().write_text(json.dumps(state))
fetch = fetch_items(source)
update_items(source, fetch)
assert source.get_item_path("first").exists()
assert source.get_item("first").get("active") == True
assert source.get_item_path("second").exists()
assert source.get_item("second").get("active") == True
items = list(source.get_all_items())
assert len(items) == 2
assert sorted(map(lambda i: i["id"], items)) == ["first", "second"]
# The item is removed on the next update when it is inactive
first = source.get_item("first")
first["active"] = False
source.save_item(first)
fetch = fetch_items(source)
update_items(source, fetch)
assert not source.get_item_path("first").exists()
assert source.get_item_path("second").exists()
items = list(source.get_all_items())
assert len(items) == 1
assert items[0]["id"] == "second"
def test_batch():
with tempfile.TemporaryDirectory() as data_dir:
root = Path(data_dir)
source_dir = root / "batching"
source_dir.mkdir()
config_file = source_dir / "intake.json"
sh_args = [
"python",
"-c",
"import random; print(f'{{\"id\":\"{random.randrange(16**16):016x}\"}}')"
]
batch_config = {
"action": {
"fetch": {
"args": sh_args
}
},
"batch": 0
}
config_file.write_text(json.dumps(batch_config))
source = LocalSource(root, source_dir.name)
# batch sets the tts
fetch1 = fetch_items(source)
assert len(fetch1) == 1
update_items(source, fetch1)
item1 = source.get_item(fetch1[0]["id"])
assert "tts" in item1._item
batch_config["batch"] = 3600
config_file.write_text(json.dumps(batch_config))
fetch2 = fetch_items(source)
assert len(fetch2) == 1
update_items(source, fetch2)
item2 = source.get_item(fetch2[0]["id"])
assert "tts" in item2._item
assert item1["id"] != item2["id"]
assert item2.tts_at == item1.tts_at + 3600