def test_load_with_datetime_bad_format():
table_path = "../rust/tests/data/simple_table"
dt = DeltaTable(table_path)
with pytest.raises(Exception) as exception:
dt.load_with_datetime("2020-05-01T00:47:31")
assert (str(exception.value) ==
"Parse date and time string failed: premature end of input")
with pytest.raises(Exception) as exception:
dt.load_with_datetime("2020-05-01 00:47:31")
assert (
str(exception.value) ==
"Parse date and time string failed: input contains invalid characters")
with pytest.raises(Exception) as exception:
dt.load_with_datetime("2020-05-01T00:47:31+08")
assert (str(exception.value) ==
"Parse date and time string failed: premature end of input")
def test_load_with_datetime():
log_dir = "../rust/tests/data/simple_table/_delta_log"
log_mtime_pair = [
("00000000000000000000.json", 1588398451.0),
("00000000000000000001.json", 1588484851.0),
("00000000000000000002.json", 1588571251.0),
("00000000000000000003.json", 1588657651.0),
("00000000000000000004.json", 1588744051.0),
]
for file_name, dt_epoch in log_mtime_pair:
file_path = os.path.join(log_dir, file_name)
os.utime(file_path, (dt_epoch, dt_epoch))
table_path = "../rust/tests/data/simple_table"
dt = DeltaTable(table_path)
dt.load_with_datetime("2020-05-01T00:47:31-07:00")
assert dt.version() == 0
dt.load_with_datetime("2020-05-02T22:47:31-07:00")
assert dt.version() == 1
dt.load_with_datetime("2020-05-25T22:47:31-07:00")
assert dt.version() == 4
